diff --git a/TODO b/TODO index 47c30590..f4f7ca9c 100644 --- a/TODO +++ b/TODO @@ -1,24 +1,23 @@ TBD packages todo +[X] convert gen-kconfig to use templates +[ ] some way of patching development sources - version based? or just directory with "apply-to-any-revision" patches. [X] mention custom glibc addons are no longer handled (even though they never fully were, ct-ng would be unable to fetch them unless they were secretly placed into the download area) [x] mention incompatibility of sample options [X] version-locked packages [X] make glibc-ports package for glibc <2.17 (it has its own repo) -[ ] convert gen-kconfig to use templates -[ ] new packages - [ ] config.guess - [ ] gnulib - [ ] use gnulib in m4, gettext, libiconv, libtool - [ ] autoconf-archive - [ ] use to retrieve ax_pthread.m4 (gettext?) - [ ] uclibc-locales -[ ] some way of patching development sources - version based? or just directory with "apply-to-any-revision" patches. [x] dependencies like cloog A (slightly) ordered set of tasks for crosstool-NG. Written in a cryptic language; contact me if you want to help with any of these :) -- Alexey Neyman (@stilor) +[ ] new packages + [ ] config.guess + [ ] gnulib + [ ] use gnulib in m4, gettext, libiconv, libtool + [ ] autoconf-archive + [ ] use to retrieve ax_pthread.m4 (gettext?) [ ] retire wiki-samples [ ] Fix displaying the versions in case devel is used (custom location/repo) - display "devel" or "custom" in those cases [ ] clean up GDB versions - no X.Y if X.Y.1 is present diff --git a/bootstrap b/bootstrap index 44f77a78..0347db97 100755 --- a/bootstrap +++ b/bootstrap @@ -1,13 +1,644 @@ -#!/bin/sh -set -e +#!/bin/bash -printf "Running autoconf...\n" +######################################## +# Common meta-language implementation. Syntax: +# +# The template file is processed line by line, with @@VAR@@ placeholders +# being replaced with a value of the VAR variable. +# Special lines start with '#!' and a keyword: +# +# #!// +# Comment, the rest of the line is ignored +# #!if COND +# Conditional: the lines until the matching #!end-if are processed +# only if the conditional COND evaluates to true. +# #!foreach NAME +# Iterate over NAME entities (the iterator must be set up first +# using the set_iter function), processing the lines until the matching +# #!end-foreach line. + +declare -A info + +debug() +{ + if [ -n "${DEBUG}" ]; then + echo "DEBUG :: $@" >&2 + fi +} + +msg() +{ + if [ -z "${QUIET}" ]; then + echo "INFO :: $@" >&2 + fi +} + +warn() +{ + echo "WARN :: $@" >&2 +} + +error() +{ + echo "ERROR :: $@" >&2 + exit 1 +} + +find_end() +{ + local token="${1}" + local count=1 + + # Skip first line, we know it has the proper '#!' command on it + endline=$[l + 1] + while [ "${endline}" -le "${end}" ]; do + case "${tlines[${endline}]}" in + "#!${token} "*) + count=$[count + 1] + ;; + "#!end-${token}") + count=$[count - 1] + ;; + esac + if [ "${count}" = 0 ]; then + return + fi + endline=$[endline + 1] + done + error "line ${l}: '${token}' token is unpaired" +} + +set_iter() +{ + local name="${1}" + + if [ "${info[iter_${name}]+set}" = "set" ]; then + error "Iterator over '${name}' is already set up" + fi + shift + debug "Setting iterator over '${name}' to '$*'" + info[iter_${name}]="$*" +} + +run_if() +{ + local cond="${1}" + local endline + + find_end "if" + if eval "${cond}"; then + debug "True conditional '${cond}' at lines ${l}..${endline}" + run_lines $[l + 1] $[endline - 1] + else + debug "False conditional '${cond}' at lines ${l}..${endline}" + fi + lnext=$[endline + 1] + debug "Continue at line ${lnext}" +} + +do_foreach() +{ + local var="${1}" + local v saveinfo + + shift + if [ "`type -t enter_${var}`" != "function" ]; then + error "No parameter setup routine for iterator over '${var}'" + fi + for v in ${info[iter_${var}]}; do + saveinfo=`declare -p info` + eval "enter_${var} ${v}" + eval "$@" + eval "${saveinfo#declare -A }" + done +} + +run_foreach() +{ + local var="${1}" + local endline + + if [ "${info[iter_${var}]+set}" != "set" ]; then + error "line ${l}: iterator over '${var}' is not defined" + fi + find_end "foreach" + debug "Loop over '${var}', lines ${l}..${endline}" + do_foreach ${var} run_lines $[l + 1] $[endline - 1] + lnext=$[endline + 1] + debug "Continue at line ${lnext}" +} + +run_lines() +{ + local start="${1}" + local end="${2}" + local l lnext s s1 v + + debug "Running lines ${start}..${end}" + l=${start} + while [ "${l}" -le "${end}" ]; do + lnext=$[l+1] + s="${tlines[${l}]}" + # Expand @@foo@@ to ${info[foo]}. First escape variables/backslashes for evals below. + s="${s//\\/\\\\}" + s="${s//\$/\\\$}" + s1= + while [ -n "${s}" ]; do + case "${s}" in + *@@*@@*) + v="${s#*@@}" + v="${v%%@@*}" + if [ "${info[${v}]+set}" != "set" ]; then + error "line ${l}: reference to undefined variable '${v}'" + fi + s1="${s1}${s%%@@*}\${info[${v}]}" + s="${s#*@@*@@}" + ;; + *@@*) + error "line ${l}: non-paired @@ markers" + ;; + *) + s1="${s1}${s}" + break + ;; + esac + done + s=${s1} + + debug "Evaluate: ${s}" + case "${s}" in + "#!if "*) + run_if "${s#* }" + ;; + "#!foreach "*) + run_foreach "${s#* }" + ;; + "#!//"*) + # Comment, do nothing + ;; + "#!"*) + error "line ${l}: unrecognized command" + ;; + *) + # Not a special command + eval "echo \"${s//\"/\\\"}\"" + ;; + esac + l=${lnext} + done +} + +run_template() +{ + local -a tlines + local src="${1}" + + if [ ! -r "${src}" ]; then + error "Template '${src}' not found" + fi + debug "Running template ${src}" + mapfile -O 1 -t tlines < "${src}" + run_lines 1 ${#tlines[@]} +} + +######################################## + +# Convert the argument to a Kconfig-style macro +kconfigize() +{ + local v="${1}" + + v=${v//[^0-9A-Za-z_]/_} + echo "${v^^}" +} + +# Helper for cmp_versions: compare an upstream/debian portion of +# a version. Returns 0 if equal, otherwise echoes "-1" or "1" and +# returns 1. +equal_versions() +{ + local v1="${1}" + local v2="${2}" + local p1 p2 + + # Compare alternating non-numerical/numerical portions, until + # non-equal portion is found or either string is exhausted. + while [ -n "${v1}" -a -n "${v2}" ]; do + # Find non-numerical portions and compare lexicographically + p1="${v1%%[0-9]*}" + p2="${v2%%[0-9]*}" + v1="${v1#${p1}}" + v2="${v2#${p2}}" + #debug "lex [${p1}] v [${p2}]" + if [ "${p1}" \< "${p2}" ]; then + echo "-1" + return 1 + elif [ "${p1}" \> "${p2}" ]; then + echo "1" + return 1 + fi + #debug "rem [${v1}] v [${v2}]" + # Find numerical portions and compare numerically + p1="${v1%%[^0-9]*}" + p2="${v2%%[^0-9]*}" + v1="${v1#${p1}}" + v2="${v2#${p2}}" + #debug "num [${p1}] v [${p2}]" + if [ "${p1:-0}" -lt "${p2:-0}" ]; then + echo "-1" + return 1 + elif [ "${p1:-0}" -gt "${p2:-0}" ]; then + echo "1" + return 1 + fi + #debug "rem [${v1}] v [${v2}]" + done + if [ -n "${v1}" ]; then + echo "1" + return 1 + elif [ -n "${v2}" ]; then + echo "-1" + return 1 + fi + return 0 +} + +# Compare two version strings, similar to sort -V. But we don't +# want to depend on GNU sort availability on the host. +# See http://www.debian.org/doc/debian-policy/ch-controlfields.html +# for description of what the version is expected to be. +# Returns "-1", "0" or "1" if first version is earlier, same or +# later than the second. +cmp_versions() +{ + local v1="${1}" + local v2="${2}" + local e1=0 e2=0 u1 u2 d1=0 d2=0 + + # Case-insensitive comparison + v1="${v1^^}" + v2="${v2^^}" + + # Find if the versions contain epoch part + case "${v1}" in + *:*) + e1="${v1%%:*}" + v1="${v1#*:}" + ;; + esac + case "${v2}" in + *:*) + e2="${v2%%:*}" + v2="${v2#*:}" + ;; + esac + + # Compare epochs numerically + if [ "${e1}" -lt "${e2}" ]; then + echo "-1" + return + elif [ "${e1}" -gt "${e2}" ]; then + echo "1" + return + fi + + # Find if the version contains a "debian" part. + # v1/v2 will now contain "upstream" part. + case "${v1}" in + *-*) + d1=${v1##*-} + v1=${v1%-*} + ;; + esac + case "${v2}" in + *-*) + d2=${v2##*-} + v2=${v2%-*} + ;; + esac + + # Compare upstream + if equal_versions "${v1}" "${v2}" && equal_versions "${d1}" "${d2}"; then + echo "0" + fi +} + +# Sort versions, descending +sort_versions() +{ + local sorted + local remains="$*" + local next_remains + local v vx found + + while [ -n "${remains}" ]; do + #debug "Sorting [${remains}]" + for v in ${remains}; do + found=yes + next_remains= + #debug "Candidate ${v}" + for vx in ${remains}; do + #debug "${v} vs ${vx} :: `cmp_versions ${v} ${vx}`" + case `cmp_versions ${v} ${vx}` in + 1) + next_remains+=" ${vx}" + ;; + 0) + ;; + -1) + found=no + #debug "Bad: earlier than ${vx}" + break + ;; + esac + done + if [ "${found}" = "yes" ]; then + # $v is less than all other members in next_remains + sorted+=" ${v}" + remains="${next_remains}" + #debug "Good candidate ${v} sorted [${sorted}] remains [${remains}]" + break + fi + done + done + echo "${sorted}" +} + +read_file() +{ + local l p + + while read l; do + l="${p}${l}" + p= + case "${l}" in + "") + continue + ;; + *\\) + p="${l%\\}" + continue + ;; + "#"*) + continue + ;; + *=*) + echo "info[${l%%=*}]=${l#*=}" + ;; + *) + error "syntax error in '${1}': '${l}'" + ;; + esac + done < "${1}" +} + +read_package_desc() +{ + read_file "packages/${1}/package.desc" +} + +read_version_desc() +{ + read_file "packages/${1}/${2}/version.desc" +} + +find_forks() +{ + local -A info + + info[preferred]=${1} + eval `read_package_desc ${1}` + + if [ -n "${info[master]}" ]; then + pkg_nforks[${info[master]}]=$[pkg_nforks[${info[master]}]+1] + pkg_forks[${info[master]}]+=" ${1} " + else + pkg_preferred[${1}]=${info[preferred]} + pkg_nforks[${1}]=$[pkg_nforks[${1}]+1] + pkg_forks[${1}]+=" ${1} " + pkg_milestones[${1}]=`sort_versions ${info[milestones]}` + pkg_masters+=( "${1}" ) + fi + # Keep sorting so that preferred fork is first + if [ -n "${pkg_preferred[${1}]}" ]; then + pkg_forks[${1}]="${pkg_preferred[${1}]} ${pkg_forks[${1}]##* ${pkg_preferred[${1}]} } ${pkg_forks[${1}]%% ${pkg_preferred[${1}]} *}" + fi +} + +check_obsolete_experimental() +{ + [ -z "${info[obsolete]}" ] && only_obsolete= + [ -z "${info[experimental]}" ] && only_experimental= +} + +enter_fork() +{ + local fork="${1}" + local versions + local only_obsolete only_experimental + + # Set defaults + info[obsolete]= + info[experimental]= + info[repository]= + info[repository_branch]= + info[repository_cset]= + info[repository_subdir]= + info[bootstrap]= + info[fork]=${fork} + info[name]=${fork} + info[mirrors]= + info[archive_filename]='@{pkg_name}-@{version}' + info[archive_dirname]='@{pkg_name}-@{version}' + + eval `read_package_desc ${fork}` + + info[pfx]=`kconfigize ${fork}` + info[originpfx]=`kconfigize ${info[origin]}` + if [ -r "packages/${info[origin]}.help" ]; then + info[originhelp]=`sed 's/^/ /' "packages/${info[origin]}.help"` + else + info[originhelp]=" ${info[master]} from ${info[origin]}." + fi + + if [ -n "${info[repository]}" ]; then + info[vcs]=${info[repository]%% *} + info[repository_url]=${info[repository]#* } + fi + info[versionlocked]=`kconfigize "${info[versionlocked]}"` + + versions=`cd packages/${fork} && \ + for f in */version.desc; do [ -r "${f}" ] && echo "${f%/version.desc}"; done` + versions=`sort_versions ${versions}` + + set_iter version ${versions} + info[all_versions]=${versions} + + # If a fork does not define any versions at all ("rolling release"), do not + # consider it obsolete/experimental unless it is so marked in the fork's + # description. + if [ -n "${versions}" ]; then + only_obsolete=yes + only_experimental=yes + do_foreach version check_obsolete_experimental + info[only_obsolete]=${only_obsolete} + info[only_experimental]=${only_experimental} + else + info[only_obsolete]=${info[obsolete]} + info[only_experimental]=${info[experimental]} + fi +} + +enter_version() +{ + local -A ver_postfix=( \ + [,yes,,]=" (OBSOLETE)" \ + [,,yes,]=" (EXPERIMENTAL)" \ + [,yes,yes,]=" (OBSOLETE,EXPERIMENTAL)" ) + local version="${1}" + + eval `read_version_desc ${info[fork]} ${version}` + info[ver]=${version} + info[kcfg]=`kconfigize ${version}` + info[ver_postfix]=${ver_postfix[,${info[obsolete]},${info[experimental]},]} +} + +enter_milestone() +{ + local ms="${1}" + local cmp + + info[ms]=${ms} + info[ms_kcfg]=`kconfigize ${ms}` + if [ -n "${info[ver]}" ]; then + info[version_cmp_milestone]=`cmp_versions ${info[ver]} ${info[ms]}` + fi +} + +gen_packages() +{ + local -A pkg_forks pkg_milestones pkg_nforks + local -a pkg_masters pkg_all pkg_preferred + + pkg_all=( `cd packages && \ + ls */package.desc 2>/dev/null | \ + while read f; do [ -r "${f}" ] && echo "${f%/package.desc}"; done | \ + xargs echo` ) + + debug "Packages: ${pkg_all[@]}" + + # We need to group forks of the same package into the same + # config file. Discover such relationships and only iterate + # over "master" packages at the top. + for p in "${pkg_all[@]}"; do + find_forks "${p}" + done + msg "Master packages: ${pkg_masters[@]}" + + # Now for each master, create its kconfig file with version + # definitions. + for p in "${pkg_masters[@]}"; do + msg "Generating '${config_versions_dir}/${p}.in'" + exec >"${config_versions_dir}/${p}.in" + # Base definitions for the whole config file + info=( \ + [master]=${p} \ + [masterpfx]=`kconfigize ${p}` \ + [nforks]=${pkg_nforks[${p}]} \ + [all_milestones]=${pkg_milestones[${p}]} \ + ) + set_iter fork ${pkg_forks[${p}]} + set_iter milestone ${pkg_milestones[${p}]} + + run_template "maintainer/kconfig-versions.template" + done +} + +msg "*** Generating package version descriptions" +config_versions_dir=config/versions +rm -rf "${config_versions_dir}" +mkdir -p "${config_versions_dir}" +gen_packages + +get_components() +{ + local dir="${1}" + local f b + + for f in ${dir}/*.in; do + b=${f#${dir}/} + echo ${b%.in} + done +} + +enter_choice() +{ + local choice="${1}" + local l + + # TBD generate sourcing of versions/$component.in automatically - and add a comment that versions must + # TBD generated first? [what to do with glibc/glibc-ports] + info[choice]="${choice}" + info[has_part2]="${p2}" + + # Not local, we need these arrays be set in enter_dependency/enter_help + deplines=( ) + helplines=( ) + while read l; do + case "${l}" in + "## help "*) + helplines+=( "${l#* help }" ) + ;; + "## depends "*|"## select "*) + deplines+=( "${l#* }" ) + ;; + esac + done < "config/${info[dir]}/${choice}.in" + set_iter dependency "${!deplines[@]}" + set_iter help "${!helplines[@]}" +} + +enter_dependency() +{ + info[depline]="${deplines[${1}]}" +} + +enter_help() +{ + info[helpline]="${helplines[${1}]}" +} + +gen_selection() +{ + local type="${1}" + local dir="${2}" + local label="${3}" + + msg "Generating ${dir}.in and ${dir}.in.2" + exec >"${config_gen_dir}/${dir}.in" + info=( \ + [prefix]=`kconfigize ${dir}` \ + [dir]=${dir} \ + [label]="${label}" \ + ) + set_iter choice `get_components config/${dir}` + run_template "maintainer/kconfig-${type}.template" +} + +msg "*** Generating menu/choice selections" +config_gen_dir=config/gen +rm -rf "${config_gen_dir}" +mkdir -p "${config_gen_dir}" + +gen_selection choice arch "Target Architecture" +gen_selection choice kernel "Target OS" +gen_selection choice cc "Compiler" +gen_selection choice binutils "Binutils" +gen_selection choice libc "C library" +gen_selection menu debug "Debug facilities" +gen_selection menu comp_tools "Companion tools" + +msg "*** Running autoconf" autoconf -Wall --force -printf "Generating kconfig component lists...\n" -./maintainer/gen-kconfig.sh - -printf "Generating kconfig component versions...\n" -./maintainer/gen-versions.sh - -printf "Done. You may now run:\n ./configure\n" +msg "*** Done!" diff --git a/config/arch/alpha.in b/config/arch/alpha.in index 1c7ec96d..f0d7fe0b 100644 --- a/config/arch/alpha.in +++ b/config/arch/alpha.in @@ -5,5 +5,60 @@ ## select ARCH_USE_MMU ## select ARCH_SUPPORTS_WITH_CPU ## select ARCH_SUPPORTS_WITH_TUNE -## + ## help The Alpha architecture. + +choice + bool + prompt "Variant" + +config ARCH_ALPHA_EV4 + bool + prompt "EV4" + +config ARCH_ALPHA_EV45 + bool + prompt "EV45" + +config ARCH_ALPHA_EV5 + bool + prompt "EV5" + +config ARCH_ALPHA_EV56 + bool + prompt "EV56" + +config ARCH_ALPHA_EV6 + bool + prompt "EV6" + +config ARCH_ALPHA_EV67 + bool + prompt "EV67" + +endchoice + +config ARCH_ALPHA_VARIANT + string + default "ev4" if ARCH_ALPHA_EV4 + default "ev45" if ARCH_ALPHA_EV45 + default "ev5" if ARCH_ALPHA_EV5 + default "ev56" if ARCH_ALPHA_EV56 + default "ev6" if ARCH_ALPHA_EV6 + default "ev67" if ARCH_ALPHA_EV67 + +config ARCH_CPU + default "ev4" if ARCH_ALPHA_EV4 + default "ev45" if ARCH_ALPHA_EV45 + default "ev5" if ARCH_ALPHA_EV5 + default "ev56" if ARCH_ALPHA_EV56 + default "ev6" if ARCH_ALPHA_EV6 + default "ev67" if ARCH_ALPHA_EV67 + +config ARCH_TUNE + default "ev4" if ARCH_ALPHA_EV4 + default "ev45" if ARCH_ALPHA_EV45 + default "ev5" if ARCH_ALPHA_EV5 + default "ev56" if ARCH_ALPHA_EV56 + default "ev6" if ARCH_ALPHA_EV6 + default "ev67" if ARCH_ALPHA_EV67 diff --git a/config/arch/alpha.in.2 b/config/arch/alpha.in.2 deleted file mode 100644 index aa52624c..00000000 --- a/config/arch/alpha.in.2 +++ /dev/null @@ -1,56 +0,0 @@ -# Alpha specific configuration file - -choice - bool - prompt "Variant" - -config ARCH_ALPHA_EV4 - bool - prompt "EV4" - -config ARCH_ALPHA_EV45 - bool - prompt "EV45" - -config ARCH_ALPHA_EV5 - bool - prompt "EV5" - -config ARCH_ALPHA_EV56 - bool - prompt "EV56" - -config ARCH_ALPHA_EV6 - bool - prompt "EV6" - -config ARCH_ALPHA_EV67 - bool - prompt "EV67" - -endchoice - -config ARCH_ALPHA_VARIANT - string - default "ev4" if ARCH_ALPHA_EV4 - default "ev45" if ARCH_ALPHA_EV45 - default "ev5" if ARCH_ALPHA_EV5 - default "ev56" if ARCH_ALPHA_EV56 - default "ev6" if ARCH_ALPHA_EV6 - default "ev67" if ARCH_ALPHA_EV67 - -config ARCH_CPU - default "ev4" if ARCH_ALPHA_EV4 - default "ev45" if ARCH_ALPHA_EV45 - default "ev5" if ARCH_ALPHA_EV5 - default "ev56" if ARCH_ALPHA_EV56 - default "ev6" if ARCH_ALPHA_EV6 - default "ev67" if ARCH_ALPHA_EV67 - -config ARCH_TUNE - default "ev4" if ARCH_ALPHA_EV4 - default "ev45" if ARCH_ALPHA_EV45 - default "ev5" if ARCH_ALPHA_EV5 - default "ev56" if ARCH_ALPHA_EV56 - default "ev6" if ARCH_ALPHA_EV6 - default "ev67" if ARCH_ALPHA_EV67 diff --git a/config/arch/arm.in b/config/arch/arm.in index 5dbc717d..269310d6 100644 --- a/config/arch/arm.in +++ b/config/arch/arm.in @@ -14,6 +14,101 @@ ## select ARCH_SUPPORTS_WITH_FLOAT if ARCH_32 ## select ARCH_SUPPORTS_WITH_FPU if ARCH_32 ## select ARCH_SUPPORTS_SOFTFP if ARCH_32 -## + ## help The ARM architecture, as defined by: ## help http://www.arm.com/ + +if ARCH_32 +config ARCH_ARM_MODE + string + default "arm" if ARCH_ARM_MODE_ARM + default "thumb" if ARCH_ARM_MODE_THUMB + +choice + bool + prompt "Default instruction set mode" + default ARCH_ARM_MODE_ARM + +config ARCH_ARM_MODE_ARM + bool + prompt "arm" + help + Defaults to emitting instructions in the ARM mode. + +config ARCH_ARM_MODE_THUMB + bool + prompt "thumb" + help + Defaults to emitting instructions in the THUMB mode. + +endchoice + +config ARCH_ARM_INTERWORKING + bool + prompt "Use Thumb-interworking (READ HELP)" + help + Excerpt from the gcc manual: + + > Generate code which supports calling between the ARM and Thumb + > instruction sets. Without this option the two instruction sets + > cannot be reliably used inside one program. The default is + > [not to use interwork], since slightly larger code is generated + > when [interwork] is specified. + + NOTE: Interworking in crosstool-NG is not sell-tested. Use at your + own risks, and report success and/or failure. + +# Until we only support EABI: +config ARCH_ARM_ABI_OK + def_bool y + depends on ! ARCH_ARM_EABI + select ARCH_SUPPORTS_WITH_ABI + +# Little trick to force EABI *and* always show the prompt +config ARCH_ARM_EABI_FORCE + bool + default y if ! OBSOLETE + select ARCH_ARM_EABI + +config ARCH_ARM_EABI + bool + prompt "Use EABI" + default y + help + Set up the toolchain so that it generates EABI-compliant binaries. + + If you say 'n' here, then the toolchain will generate OABI binaries. + OABI has long been deprecated, and is now considered legacy. + +config ARCH_ARM_TUPLE_USE_EABIHF + bool + prompt "append 'hf' to the tuple (EXPERIMENTAL)" + depends on ARCH_FLOAT_HW + depends on ARCH_ARM_EABI # Until we only support that... + default y + help + Is you say 'y' here, then the tuple for the toolchain will end + up with *eabihf, instead of the usual *eabi. + + *eabihf is used to denote that the toolchain *is* using the + hard-float ABI, while *eabi is just an indication of using the + soft-float ABI. + + Ie. all one can say is: *eabihf ⊢ hard-float ABI + + Saying 'n' here does *not* impact the ability of the toolchain to + generate hard-float instructions with the hard-float ABI. It is a + purely cosmetic thing, used by distros to differentiate their + hard-float-ABI-using ports from their soft-float-ABI-using ports. + (eg. Debian Wheezy and above). + + This is an option, as not all versions of gcc/binutils do support + such tuple, and fail to build with *eabihf. Stock gcc version up + to, and including 4.7.2 have an issue or another with *eabihf. + + This option is here for the future. + + Say 'n', unless you are trying to fix gcc to properly recognise + the *eabihf tuples. + +endif diff --git a/config/arch/arm.in.2 b/config/arch/arm.in.2 deleted file mode 100644 index 166c78f0..00000000 --- a/config/arch/arm.in.2 +++ /dev/null @@ -1,96 +0,0 @@ -# ARM specific configuration file - -if ARCH_32 -config ARCH_ARM_MODE - string - default "arm" if ARCH_ARM_MODE_ARM - default "thumb" if ARCH_ARM_MODE_THUMB - -choice - bool - prompt "Default instruction set mode" - default ARCH_ARM_MODE_ARM - -config ARCH_ARM_MODE_ARM - bool - prompt "arm" - help - Defaults to emitting instructions in the ARM mode. - -config ARCH_ARM_MODE_THUMB - bool - prompt "thumb" - help - Defaults to emitting instructions in the THUMB mode. - -endchoice - -config ARCH_ARM_INTERWORKING - bool - prompt "Use Thumb-interworking (READ HELP)" - help - Excerpt from the gcc manual: - - > Generate code which supports calling between the ARM and Thumb - > instruction sets. Without this option the two instruction sets - > cannot be reliably used inside one program. The default is - > [not to use interwork], since slightly larger code is generated - > when [interwork] is specified. - - NOTE: Interworking in crosstool-NG is not sell-tested. Use at your - own risks, and report success and/or failure. - -# Until we only support EABI: -config ARCH_ARM_ABI_OK - def_bool y - depends on ! ARCH_ARM_EABI - select ARCH_SUPPORTS_WITH_ABI - -# Little trick to force EABI *and* always show the prompt -config ARCH_ARM_EABI_FORCE - bool - default y if ! OBSOLETE - select ARCH_ARM_EABI - -config ARCH_ARM_EABI - bool - prompt "Use EABI" - default y - help - Set up the toolchain so that it generates EABI-compliant binaries. - - If you say 'n' here, then the toolchain will generate OABI binaries. - OABI has long been deprecated, and is now considered legacy. - -config ARCH_ARM_TUPLE_USE_EABIHF - bool - prompt "append 'hf' to the tuple (EXPERIMENTAL)" - depends on ARCH_FLOAT_HW - depends on ARCH_ARM_EABI # Until we only support that... - default y - help - Is you say 'y' here, then the tuple for the toolchain will end - up with *eabihf, instead of the usual *eabi. - - *eabihf is used to denote that the toolchain *is* using the - hard-float ABI, while *eabi is just an indication of using the - soft-float ABI. - - Ie. all one can say is: *eabihf ⊢ hard-float ABI - - Saying 'n' here does *not* impact the ability of the toolchain to - generate hard-float instructions with the hard-float ABI. It is a - purely cosmetic thing, used by distros to differentiate their - hard-float-ABI-using ports from their soft-float-ABI-using ports. - (eg. Debian Wheezy and above). - - This is an option, as not all versions of gcc/binutils do support - such tuple, and fail to build with *eabihf. Stock gcc version up - to, and including 4.7.2 have an issue or another with *eabihf. - - This option is here for the future. - - Say 'n', unless you are trying to fix gcc to properly recognise - the *eabihf tuples. - -endif diff --git a/config/arch/mips.in b/config/arch/mips.in index 1168f5e6..850fe113 100644 --- a/config/arch/mips.in +++ b/config/arch/mips.in @@ -9,6 +9,43 @@ ## select ARCH_SUPPORTS_WITH_ARCH ## select ARCH_SUPPORTS_WITH_TUNE ## select ARCH_SUPPORTS_WITH_FLOAT -## + ## help The MIPS architecture, as defined by: ## help http://www.mips.com/ + +choice + bool + prompt "ABI" + +config ARCH_mips_o32 + bool + prompt "o32" + depends on (ARCH_32 || MULTILIB) + help + This is the -mabi=32 gcc option. + +config ARCH_mips_n32 + bool + prompt "n32" + depends on ARCH_64 + help + This is the -mabi=n32 gcc option. + +config ARCH_mips_n64 + bool + prompt "n64" + depends on ARCH_64 + help + This is the -mabi=64 gcc option. + +# Not supported on Linux: +# o64 : seems related to *BSD +# eabi : seems related to bare-metal + +endchoice + +config ARCH_mips_ABI + string + default "32" if ARCH_mips_o32 + default "n32" if ARCH_mips_n32 + default "64" if ARCH_mips_n64 diff --git a/config/arch/mips.in.2 b/config/arch/mips.in.2 deleted file mode 100644 index 35c60e05..00000000 --- a/config/arch/mips.in.2 +++ /dev/null @@ -1,38 +0,0 @@ -# MIPS specific config options - -choice - bool - prompt "ABI" - -config ARCH_mips_o32 - bool - prompt "o32" - depends on (ARCH_32 || MULTILIB) - help - This is the -mabi=32 gcc option. - -config ARCH_mips_n32 - bool - prompt "n32" - depends on ARCH_64 - help - This is the -mabi=n32 gcc option. - -config ARCH_mips_n64 - bool - prompt "n64" - depends on ARCH_64 - help - This is the -mabi=64 gcc option. - -# Not supported on Linux: -# o64 : seems related to *BSD -# eabi : seems related to bare-metal - -endchoice - -config ARCH_mips_ABI - string - default "32" if ARCH_mips_o32 - default "n32" if ARCH_mips_n32 - default "64" if ARCH_mips_n64 diff --git a/config/arch/powerpc.in b/config/arch/powerpc.in index 6dfc742c..276438f4 100644 --- a/config/arch/powerpc.in +++ b/config/arch/powerpc.in @@ -1,4 +1,4 @@ -# powerpc specific configuration file +# Powerpc specific configuration file ## select ARCH_SUPPORTS_32 ## select ARCH_SUPPORTS_64 @@ -13,3 +13,44 @@ ## ## help The PowerPC architecture, as defined by: ## help http://www.ibm.com/developerworks/eserver/articles/archguide.html + +config ARCH_powerpc_ABI + string + default "" if ARCH_powerpc_ABI_DEFAULT + default "eabi" if ARCH_powerpc_ABI_EABI + default "spe" if ARCH_powerpc_ABI_SPE + +choice + bool + prompt "ABI" + default ARCH_powerpc_ABI_DEFAULT + +config ARCH_powerpc_ABI_DEFAULT + bool + prompt "default" + help + The default ABI (System V.4). + +config ARCH_powerpc_ABI_EABI + bool + prompt "EABI" + depends on BARE_METAL + help + The Embedded ABI (stack alignment of 8 bytes, etc). + +config ARCH_powerpc_ABI_SPE + bool + prompt "SPE" + help + Add support for the Signal Processing Engine. This will set up + the toolchain so that it supports the SPE ABI extensions. This + mainly targets Freescale e500 processors. + + Setting this option will append "spe" to the end of your target + tuple name (e.g., powerpc-e500v2-linux-gnuspe) so that the gcc + configure/build system will know to include SPE ABI support. It + will also automatically add "-mabi=spe -mspe" to your TARGET_CFLAGS, + and "--enable-e500_double" to your CC_EXTRA_CONFIG_ARRAY, so you + do not need to explicitly add them. + +endchoice diff --git a/config/arch/powerpc.in.2 b/config/arch/powerpc.in.2 deleted file mode 100644 index 2cbc3700..00000000 --- a/config/arch/powerpc.in.2 +++ /dev/null @@ -1,42 +0,0 @@ -# powerpc specific configuration file - -config ARCH_powerpc_ABI - string - default "" if ARCH_powerpc_ABI_DEFAULT - default "eabi" if ARCH_powerpc_ABI_EABI - default "spe" if ARCH_powerpc_ABI_SPE - -choice - bool - prompt "ABI" - default ARCH_powerpc_ABI_DEFAULT - -config ARCH_powerpc_ABI_DEFAULT - bool - prompt "default" - help - The default ABI (System V.4). - -config ARCH_powerpc_ABI_EABI - bool - prompt "EABI" - depends on BARE_METAL - help - The Embedded ABI (stack alignment of 8 bytes, etc). - -config ARCH_powerpc_ABI_SPE - bool - prompt "SPE" - help - Add support for the Signal Processing Engine. This will set up - the toolchain so that it supports the SPE ABI extensions. This - mainly targets Freescale e500 processors. - - Setting this option will append "spe" to the end of your target - tuple name (e.g., powerpc-e500v2-linux-gnuspe) so that the gcc - configure/build system will know to include SPE ABI support. It - will also automatically add "-mabi=spe -mspe" to your TARGET_CFLAGS, - and "--enable-e500_double" to your CC_EXTRA_CONFIG_ARRAY, so you - do not need to explicitly add them. - -endchoice diff --git a/config/arch/sh.in b/config/arch/sh.in index 60de3133..be525b42 100644 --- a/config/arch/sh.in +++ b/config/arch/sh.in @@ -9,3 +9,27 @@ ## ## help The Super-H architecture, as defined by: ## help http://www.renesas.com/fmwk.jsp?cnt=superh_family_landing.jsp&fp=/products/mpumcu/superh_family/ + +choice + bool + prompt "Variant" + +config ARCH_SH_SH3 + bool + prompt "sh3" + +config ARCH_SH_SH4 + bool + prompt "sh4" + +config ARCH_SH_SH4A + bool + prompt "sh4a" + +endchoice + +config ARCH_SH_VARIANT + string + default "sh3" if ARCH_SH_SH3 + default "sh4" if ARCH_SH_SH4 + default "sh4a" if ARCH_SH_SH4A diff --git a/config/arch/sh.in.2 b/config/arch/sh.in.2 deleted file mode 100644 index 82856ee5..00000000 --- a/config/arch/sh.in.2 +++ /dev/null @@ -1,25 +0,0 @@ -# Super-H specific configuration file - -choice - bool - prompt "Variant" - -config ARCH_SH_SH3 - bool - prompt "sh3" - -config ARCH_SH_SH4 - bool - prompt "sh4" - -config ARCH_SH_SH4A - bool - prompt "sh4a" - -endchoice - -config ARCH_SH_VARIANT - string - default "sh3" if ARCH_SH_SH3 - default "sh4" if ARCH_SH_SH4 - default "sh4a" if ARCH_SH_SH4A diff --git a/config/arch/xtensa.in b/config/arch/xtensa.in index 3ffa4e80..bf4fcb67 100644 --- a/config/arch/xtensa.in +++ b/config/arch/xtensa.in @@ -5,7 +5,7 @@ ## select ARCH_DEFAULT_LE ## select ARCH_SUPPORTS_BOTH_MMU ## select ARCH_DEFAULT_HAS_MMU -## + ## help The xtensa architecture ## help ## help Xtensa is a configurable and extensible processor architecture. @@ -20,3 +20,16 @@ ## help ## help The default option (ARCH_xtensa_fsf) uses a built-in configuration, ## help which may or may not work for a particular Xtensa processor. + +choice + prompt "Target Architecture Variant" + default ARCH_xtensa_fsf + +config XTENSA_CUSTOM + bool "Custom Xtensa processor configuration" + select TARGET_USE_OVERLAY + +config ARCH_xtensa_fsf + bool "fsf - Default configuration" + +endchoice diff --git a/config/arch/xtensa.in.2 b/config/arch/xtensa.in.2 deleted file mode 100644 index 5ae14d2c..00000000 --- a/config/arch/xtensa.in.2 +++ /dev/null @@ -1,12 +0,0 @@ -choice - prompt "Target Architecture Variant" - default ARCH_xtensa_fsf - -config XTENSA_CUSTOM - bool "Custom Xtensa processor configuration" - select TARGET_USE_OVERLAY - -config ARCH_xtensa_fsf - bool "fsf - Default configuration" - -endchoice diff --git a/config/binutils.in b/config/binutils.in index 7210f7c0..a4838819 100644 --- a/config/binutils.in +++ b/config/binutils.in @@ -34,6 +34,5 @@ config ARCH_BINFMT_FDPIC endchoice source "config/gen/binutils.in" -source "config/gen/binutils.in.2" endmenu diff --git a/config/cc.in b/config/cc.in index 62aee4bb..187a48d5 100644 --- a/config/cc.in +++ b/config/cc.in @@ -128,6 +128,4 @@ config CC_LANG_OTHERS Eg. gcc-4.1+ has a toy programming language, treelang. As it is not useful in real life, it is not available in the selection above. -source "config/gen/cc.in.2" - endmenu diff --git a/config/cc/gcc.in b/config/cc/gcc.in index 96e0b280..8bf95e77 100644 --- a/config/cc/gcc.in +++ b/config/cc/gcc.in @@ -1,5 +1,5 @@ -# Compiler options -# +# GCC options + ## default y ## select CC_SUPPORT_CXX if !LIBC_none ## select CC_SUPPORT_FORTRAN @@ -19,10 +19,423 @@ ## select ISL_REQUIRE_0_10_or_later if ISL_NEEDED && GCC_4_8_or_later ## select ISL_REQUIRE_0_15_or_older if ISL_NEEDED && GCC_4_9_or_later && !GCC_5_or_later ## select ISL_REQUIRE_0_14_or_older if ISL_NEEDED && GCC_4_8_or_later && !GCC_4_9_or_later -## + ## help gcc is the full-blown GNU compiler. This is what most people will choose. ## help ## help gcc supports many languages, a powerful code parser, optimised binary ## help output, and lots of other features. source "config/versions/gcc.in" + +# Only enable gcc's support for plugins if binutils has it as well +# They are useful only when doing LTO, but it does no harm enabling +# them even without LTO. +config CC_GCC_ENABLE_PLUGINS + bool + depends on BINUTILS_PLUGINS + depends on ! STATIC_TOOLCHAIN + default y + +# Affects the build of musl +config GCC_BUG_61144 + bool + default y if GCC_4_9_or_later && !GCC_4_9_2_or_later + +# If binutils installs gold, enable support for gold in gcc +config CC_GCC_GOLD + bool + depends on BINUTILS_GOLD_INSTALLED + default y + +config CC_GCC_HAS_LIBMPX + depends on GCC_5_or_later + bool + +config CC_LANG_JAVA_USE_ECJ + bool + default y + depends on CC_LANG_JAVA + +config CC_GCC_ENABLE_CXX_FLAGS + string + prompt "Flags to pass to --enable-cxx-flags" + default "" + help + Enter here the value of the gcc's ./configure option --enable-cxx-flags. + Leave empty if you don't know better. + + Note: just pass in the option _value_, that is only the part that goes + after the '=' sign. + +config CC_GCC_CORE_EXTRA_CONFIG_ARRAY + string + prompt "Core gcc extra config" + default "" + depends on CC_CORE_PASS_1_NEEDED || CC_CORE_PASS_2_NEEDED + help + Extra flags to pass onto ./configure when configuring the core gcc. + + The core gcc is a stripped down, C-only compiler needed to build + the C library. Kinda bootstrap gcc, if you wish. + + You can enter multiple arguments here, and arguments can contain spaces + if they are properly quoted (or escaped, but prefer quotes). Eg.: + --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space + +config CC_GCC_EXTRA_CONFIG_ARRAY + string + prompt "gcc extra config" + default "" + help + Extra flags to pass onto ./configure when configuring gcc. + + You can enter multiple arguments here, and arguments can contain spaces + if they are properly quoted (or escaped, but prefer quotes). Eg.: + --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space + +config CC_GCC_MULTILIB_LIST + string + prompt "List of multilib variants" + depends on MULTILIB + help + Architecture-specific option of expanding or restricting the list of + the multilib variants to be built. Refer to GCC installation manual + for the format of this option for a particular architecture. + Leave empty to use the default list for this architecture. + +config STATIC_TOOLCHAIN + bool + select CC_GCC_STATIC_LIBSTDCXX + +config CC_GCC_STATIC_LIBSTDCXX + bool + prompt "Link libstdc++ statically into the gcc binary" + default y + depends on CONFIGURE_has_static_link || CANADIAN || CROSS_NATIVE + select WANTS_STATIC_LINK if CROSS || NATIVE + select WANTS_STATIC_LINK_CXX if CROSS || NATIVE + help + Newer gcc versions require some c++ libraries. So statically + linking libstdc++ increases the likeliness that the gcc binary will + run on machines other than the one which it was built on, without + having to worry about distributing the matching version of libstdc++ + along with it. + +config CC_GCC_SYSTEM_ZLIB + bool + prompt "Use system zlib" + help + Do not use bundled zlib, and use the zlib already available for + the host (eg. the system library). + + If zlib is built as a companion library, selecting this option + will use it. + + If you want to build a static toolchain, you will need to also + install the static version of zlib for your host. + + If unsure, say 'n'. + +config CC_GCC_CONFIG_TLS + tristate + prompt "Configure TLS (Thread Local Storage)" + default m + help + Specify that the target supports TLS (Thread Local Storage). Usually + configure can correctly determine if TLS is supported. In cases where + it guesses incorrectly, TLS can be explicitly enabled or disabled. + This can happen if the assembler supports TLS but the C library does + not, or if the assumptions made by the configure test are incorrect. + + Option | TLS use | Associated ./configure switch + ---------+--------------------+-------------------------------- + Y | forcibly used | --enable-tls + M | auto | (none, ./configure decides) + N | forcibly not used | --disable-tls + + If unsure, say 'M'. + +#----------------------------------------------------------------------------- +# Optimisation features + +comment "Optimisation features" + +# Defined in config/cc/gcc.in +# For graphite: gcc needs cloog and isl +# In >= gcc-5.x, cloog is no longer needed, but isl is. +config CC_GCC_USE_GRAPHITE + bool "Enable GRAPHITE loop optimisations" + default y + select CLOOG_NEEDED if !GCC_5_or_later + select ISL_NEEDED + help + Enable the GRAPHITE loop optimsations. + + On some systems (eg. Cygwin), CLooG and ISL (required to enable + GRAPHITE) may not build properly (yet), so you'll have to say 'N' + here (or help debug the issues) + + TODO: Is this still true on Cygwin? + +# The way LTO works is a bit twisted. +# See: http://gcc.gnu.org/wiki/LinkTimeOptimization#Requirements +# Basically: +# - if binutils has plugins: LTO is handled by ld/gold by loading +# the plugin when linking +# - if binutils does not have plugins: LTO is handled by collect2 +# In any case, LTO support does not depend on plugins, but takes +# advantage of it +config CC_GCC_USE_LTO + bool "Enable LTO" + default y + depends on ! STATIC_TOOLCHAIN + help + Enable the Link Time Optimisations. + +#----------------------------------------------------------------------------- +comment "Settings for libraries running on target" + +config CC_GCC_ENABLE_TARGET_OPTSPACE + bool + prompt "Optimize gcc libs for size" + default y + help + Pass --enable-target-optspace to crossgcc's configure. + + This will compile crossgcc's libs with -Os. + +config CC_GCC_LIBMUDFLAP + bool + prompt "Compile libmudflap" + help + libmudflap is a pointer-use checking tool, which can detect + various mis-usages of pointers in C and (to some extents) C++. + + You should say 'N' here, as libmduflap generates instrumented + code (thus it is a bit bigger and a bit slower) and requires + re-compilation and re-link, while it exists better run-time + alternatives (eg. DUMA, dmalloc...) that need neither re- + compilation nor re-link. + +config CC_GCC_LIBGOMP + bool + prompt "Compile libgomp" + depends on !THREADS_NONE + help + libgomp is "the GNU implementation of the OpenMP Application Programming + Interface (API) for multi-platform shared-memory parallel programming in + C/C++ and Fortran". See: + http://gcc.gnu.org/onlinedocs/libgomp/ + + GNU OpenMP support requires threading. + + The default is 'N'. Say 'Y' if you need it, and report success/failure. + +config CC_GCC_LIBSSP + bool + prompt "Compile libssp" + help + libssp is the run-time Stack-Smashing Protection library. + + The default is 'N'. Say 'Y' if you need it, and report success/failure. + +config CC_GCC_LIBQUADMATH + bool + prompt "Compile libquadmath" + help + libquadmath is a library which provides quad-precision mathematical + functions on targets supporting the __float128 datatype. See: + http://gcc.gnu.org/onlinedocs/libquadmath/ + + The default is 'N'. Say 'Y' if you need it, and report success/failure. + +config CC_GCC_LIBSANITIZER + bool + prompt "Compile libsanitizer" + depends on THREADS_NATIVE + depends on ! LIBC_uClibc && ! LIBC_musl # Currently lacks required headers (like netrom.h) + help + libsanitizer is a library which provides run-time sanitising of either + or both of: + - memory access patterns (out-of-bonds, use-after-free) + - racy data accesses (in multi-threaded programs) + + The default is 'N'. Say 'Y' if you need it, and report success/failure. + +config CC_GCC_LIBMPX + bool + default y + prompt "Compile libmpx" + depends on CC_GCC_HAS_LIBMPX + depends on ARCH_x86 + # MUSL does not define libc types that GCC requires. Mingw lacks certain headers. + depends on !LIBC_musl && ! LIBC_mingw + help + Enable GCC support for Intel Memory Protection Extensions (MPX). + +#----------------------------------------------------------------------------- + +comment "Misc. obscure options." + +config CC_CXA_ATEXIT + bool + prompt "Use __cxa_atexit" + default y + depends on ! BARE_METAL || LIBC_PROVIDES_CXA_ATEXIT + help + If you get the missing symbol "__cxa_atexit" when building C++ programs, + you might want to try disabling this option. + +config CC_GCC_DISABLE_PCH + bool + prompt "Do not build PCH" + help + Say 'y' here to not use Pre-Compiled Headers in the resulting toolchain. + at the expense of speed when compiling C++ code. + + For some configurations (most notably canadian?), PCH are broken, and + need to be disabled. Please see: + http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40974 + +config CC_GCC_SJLJ_EXCEPTIONS + tristate + prompt "Use sjlj for exceptions" + depends on ! BARE_METAL + default m + help + 'sjlj' is short for setjmp/longjmp. + + On some architectures, stack unwinding during exception handling + works perfectly well without using sjlj, while on some others, + use of sjlj is required for proper stack unwinding. + + Option | sjlj use | Associated ./configure switch + ---------+--------------------+-------------------------------- + Y | forcibly used | --enable-sjlj-exceptions + M | auto | (none, ./configure decides) + N | forcibly not used | --disable-sjlj-exceptions + + It should be safe to say 'M' or 'N'. + + It can happen that ./configure is wrong in some cases. Known + case is for ARM big endian, where you should say 'N'. + +config CC_GCC_LDBL_128 + tristate + prompt "Enable 128-bit long doubles" + default m + help + Saying 'Y' will force gcc to use 128-bit wide long doubles + Saying 'N' will force gcc to use 64-bit wide long doubles + Saying 'M' will let gcc choose (default is 128-bit for + glibc >= 2.4, 64-bit otherwise) + + If in doubt, keep the default, ie. 'M'. + +config CC_GCC_BUILD_ID + bool + prompt "Enable build-id" + help + Tells GCC to pass --build-id option to the linker for all final + links (links performed without the -r or --relocatable option), + if the linker supports it. If you say 'y' here, but your linker + does not support --build-id option, a warning is issued and this + option is ignored. + + The default is off. + +choice CC_GCC_LNK_HASH_STYLE_CHOICE + bool + prompt "linker hash style" + depends on BINUTILS_HAS_HASH_STYLE + +config CC_GCC_LNK_HASH_STYLE_DEFAULT + bool + prompt "Default" + help + Do not specify any value, and use the default value (sysv). + +config CC_GCC_LNK_HASH_STYLE_SYSV + bool + prompt "sysv" + help + Force use of the SYSV hash style. + +config CC_GCC_LNK_HASH_STYLE_GNU + bool + prompt "gnu" + help + Force use of the GNU hash style. + +config CC_GCC_LNK_HASH_STYLE_BOTH + bool + prompt "both" + help + Force use of both hash styles. + +endchoice # CC_GCC_LNK_HASH_STYLE_CHOICE + +config CC_GCC_LNK_HASH_STYLE + string + default "" if CC_GCC_LNK_HASH_STYLE_DEFAULT + default "sysv" if CC_GCC_LNK_HASH_STYLE_SYSV + default "gnu" if CC_GCC_LNK_HASH_STYLE_GNU + default "both" if CC_GCC_LNK_HASH_STYLE_BOTH + +choice CC_GCC_DEC_FLOATS_CHOICE + bool "Decimal floats" + default CC_GCC_DEC_FLOATS_AUTO + help + Choose what type of decimal floats to support. + + Note that using decimal floats requires a C library that provides + support for fenv (namely, the fenv.h header). This is the case + for (e)glibc, and uClibc on x86/32. For other C libraries, or + uClibc on other archs, this might not be the case, so you should + disable support for decimal floats. + + The default is to let ./configure decide. + +config CC_GCC_DEC_FLOAT_AUTO + bool "auto" + help + Let ./configure decide. If you say 'y' here, gcc will default to: + - 'bid' for x86 (32- and 64-bit) + - 'dpd' for powerpc + - 'no' for the other architectures + +config CC_GCC_DEC_FLOAT_BID + bool "bid" + help + Use the 'binary integer decimal' format for decimal floats. + +config CC_GCC_DEC_FLOAT_DPD + bool "dpd" + help + Use the 'densely packed decimal' for decimal floats. + +config CC_GCC_DEC_FLOATS_NO + bool "no" + help + Do not support decimal floats. The default. + +endchoice # CC_GCC_DEC_FLOATS_CHOICE + +config CC_GCC_DEC_FLOATS + string + default "" if CC_GCC_DEC_FLOATS_AUTO + default "bid" if CC_GCC_DEC_FLOATS_BID + default "dpd" if CC_GCC_DEC_FLOATS_DPD + default "no" if CC_GCC_DEC_FLOATS_NO + +#----------------------------------------------------------------------------- + +config CC_GCC_HAS_ARCH_OPTIONS + bool + +comment "archictecture-specific options" + depends on CC_GCC_HAS_ARCH_OPTIONS + +if ARCH_mips +source "config/cc/gcc.in.mips" +endif # ARCH_mips diff --git a/config/cc/gcc.in.2 b/config/cc/gcc.in.2 deleted file mode 100644 index 36ae9395..00000000 --- a/config/cc/gcc.in.2 +++ /dev/null @@ -1,413 +0,0 @@ -# Only enable gcc's support for plugins if binutils has it as well -# They are useful only when doing LTO, but it does no harm enabling -# them even without LTO. -config CC_GCC_ENABLE_PLUGINS - bool - depends on BINUTILS_PLUGINS - depends on ! STATIC_TOOLCHAIN - default y - -# Affects the build of musl -config GCC_BUG_61144 - bool - default y if GCC_4_9_or_later && !GCC_4_9_2_or_later - -# If binutils installs gold, enable support for gold in gcc -config CC_GCC_GOLD - bool - depends on BINUTILS_GOLD_INSTALLED - default y - -config CC_GCC_HAS_LIBMPX - depends on GCC_5_or_later - bool - -config CC_LANG_JAVA_USE_ECJ - bool - default y - depends on CC_LANG_JAVA - -config CC_GCC_ENABLE_CXX_FLAGS - string - prompt "Flags to pass to --enable-cxx-flags" - default "" - help - Enter here the value of the gcc's ./configure option --enable-cxx-flags. - Leave empty if you don't know better. - - Note: just pass in the option _value_, that is only the part that goes - after the '=' sign. - -config CC_GCC_CORE_EXTRA_CONFIG_ARRAY - string - prompt "Core gcc extra config" - default "" - depends on CC_CORE_PASS_1_NEEDED || CC_CORE_PASS_2_NEEDED - help - Extra flags to pass onto ./configure when configuring the core gcc. - - The core gcc is a stripped down, C-only compiler needed to build - the C library. Kinda bootstrap gcc, if you wish. - - You can enter multiple arguments here, and arguments can contain spaces - if they are properly quoted (or escaped, but prefer quotes). Eg.: - --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space - -config CC_GCC_EXTRA_CONFIG_ARRAY - string - prompt "gcc extra config" - default "" - help - Extra flags to pass onto ./configure when configuring gcc. - - You can enter multiple arguments here, and arguments can contain spaces - if they are properly quoted (or escaped, but prefer quotes). Eg.: - --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space - -config CC_GCC_MULTILIB_LIST - string - prompt "List of multilib variants" - depends on MULTILIB - help - Architecture-specific option of expanding or restricting the list of - the multilib variants to be built. Refer to GCC installation manual - for the format of this option for a particular architecture. - Leave empty to use the default list for this architecture. - -config STATIC_TOOLCHAIN - bool - select CC_GCC_STATIC_LIBSTDCXX - -config CC_GCC_STATIC_LIBSTDCXX - bool - prompt "Link libstdc++ statically into the gcc binary" - default y - depends on CONFIGURE_has_static_link || CANADIAN || CROSS_NATIVE - select WANTS_STATIC_LINK if CROSS || NATIVE - select WANTS_STATIC_LINK_CXX if CROSS || NATIVE - help - Newer gcc versions require some c++ libraries. So statically - linking libstdc++ increases the likeliness that the gcc binary will - run on machines other than the one which it was built on, without - having to worry about distributing the matching version of libstdc++ - along with it. - -config CC_GCC_SYSTEM_ZLIB - bool - prompt "Use system zlib" - help - Do not use bundled zlib, and use the zlib already available for - the host (eg. the system library). - - If zlib is built as a companion library, selecting this option - will use it. - - If you want to build a static toolchain, you will need to also - install the static version of zlib for your host. - - If unsure, say 'n'. - -config CC_GCC_CONFIG_TLS - tristate - prompt "Configure TLS (Thread Local Storage)" - default m - help - Specify that the target supports TLS (Thread Local Storage). Usually - configure can correctly determine if TLS is supported. In cases where - it guesses incorrectly, TLS can be explicitly enabled or disabled. - This can happen if the assembler supports TLS but the C library does - not, or if the assumptions made by the configure test are incorrect. - - Option | TLS use | Associated ./configure switch - ---------+--------------------+-------------------------------- - Y | forcibly used | --enable-tls - M | auto | (none, ./configure decides) - N | forcibly not used | --disable-tls - - If unsure, say 'M'. - -#----------------------------------------------------------------------------- -# Optimisation features - -comment "Optimisation features" - -# Defined in config/cc/gcc.in -# For graphite: gcc needs cloog and isl -# In >= gcc-5.x, cloog is no longer needed, but isl is. -# Prompt in config/cc/gcc.in.2 -config CC_GCC_USE_GRAPHITE - bool "Enable GRAPHITE loop optimisations" - default y - select CLOOG_NEEDED if !GCC_5_or_later - select ISL_NEEDED - help - Enable the GRAPHITE loop optimsations. - - On some systems (eg. Cygwin), CLooG and ISL (required to enable - GRAPHITE) may not build properly (yet), so you'll have to say 'N' - here (or help debug the issues) - - TODO: Is this still true on Cygwin? - -# The way LTO works is a bit twisted. -# See: http://gcc.gnu.org/wiki/LinkTimeOptimization#Requirements -# Basically: -# - if binutils has plugins: LTO is handled by ld/gold by loading -# the plugin when linking -# - if binutils does not have plugins: LTO is handled by collect2 -# In any case, LTO support does not depend on plugins, but takes -# advantage of it -config CC_GCC_USE_LTO - bool "Enable LTO" - default y - depends on ! STATIC_TOOLCHAIN - help - Enable the Link Time Optimisations. - -#----------------------------------------------------------------------------- -comment "Settings for libraries running on target" - -config CC_GCC_ENABLE_TARGET_OPTSPACE - bool - prompt "Optimize gcc libs for size" - default y - help - Pass --enable-target-optspace to crossgcc's configure. - - This will compile crossgcc's libs with -Os. - -config CC_GCC_LIBMUDFLAP - bool - prompt "Compile libmudflap" - help - libmudflap is a pointer-use checking tool, which can detect - various mis-usages of pointers in C and (to some extents) C++. - - You should say 'N' here, as libmduflap generates instrumented - code (thus it is a bit bigger and a bit slower) and requires - re-compilation and re-link, while it exists better run-time - alternatives (eg. DUMA, dmalloc...) that need neither re- - compilation nor re-link. - -config CC_GCC_LIBGOMP - bool - prompt "Compile libgomp" - depends on !THREADS_NONE - help - libgomp is "the GNU implementation of the OpenMP Application Programming - Interface (API) for multi-platform shared-memory parallel programming in - C/C++ and Fortran". See: - http://gcc.gnu.org/onlinedocs/libgomp/ - - GNU OpenMP support requires threading. - - The default is 'N'. Say 'Y' if you need it, and report success/failure. - -config CC_GCC_LIBSSP - bool - prompt "Compile libssp" - help - libssp is the run-time Stack-Smashing Protection library. - - The default is 'N'. Say 'Y' if you need it, and report success/failure. - -config CC_GCC_LIBQUADMATH - bool - prompt "Compile libquadmath" - help - libquadmath is a library which provides quad-precision mathematical - functions on targets supporting the __float128 datatype. See: - http://gcc.gnu.org/onlinedocs/libquadmath/ - - The default is 'N'. Say 'Y' if you need it, and report success/failure. - -config CC_GCC_LIBSANITIZER - bool - prompt "Compile libsanitizer" - depends on THREADS_NATIVE - depends on ! LIBC_uClibc && ! LIBC_musl # Currently lacks required headers (like netrom.h) - help - libsanitizer is a library which provides run-time sanitising of either - or both of: - - memory access patterns (out-of-bonds, use-after-free) - - racy data accesses (in multi-threaded programs) - - The default is 'N'. Say 'Y' if you need it, and report success/failure. - -config CC_GCC_LIBMPX - bool - default y - prompt "Compile libmpx" - depends on CC_GCC_HAS_LIBMPX - depends on ARCH_x86 - # MUSL does not define libc types that GCC requires. Mingw lacks certain headers. - depends on !LIBC_musl && ! LIBC_mingw - help - Enable GCC support for Intel Memory Protection Extensions (MPX). - -#----------------------------------------------------------------------------- - -comment "Misc. obscure options." - -config CC_CXA_ATEXIT - bool - prompt "Use __cxa_atexit" - default y - depends on ! BARE_METAL || LIBC_PROVIDES_CXA_ATEXIT - help - If you get the missing symbol "__cxa_atexit" when building C++ programs, - you might want to try disabling this option. - -config CC_GCC_DISABLE_PCH - bool - prompt "Do not build PCH" - help - Say 'y' here to not use Pre-Compiled Headers in the resulting toolchain. - at the expense of speed when compiling C++ code. - - For some configurations (most notably canadian?), PCH are broken, and - need to be disabled. Please see: - http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40974 - -config CC_GCC_SJLJ_EXCEPTIONS - tristate - prompt "Use sjlj for exceptions" - depends on ! BARE_METAL - default m - help - 'sjlj' is short for setjmp/longjmp. - - On some architectures, stack unwinding during exception handling - works perfectly well without using sjlj, while on some others, - use of sjlj is required for proper stack unwinding. - - Option | sjlj use | Associated ./configure switch - ---------+--------------------+-------------------------------- - Y | forcibly used | --enable-sjlj-exceptions - M | auto | (none, ./configure decides) - N | forcibly not used | --disable-sjlj-exceptions - - It should be safe to say 'M' or 'N'. - - It can happen that ./configure is wrong in some cases. Known - case is for ARM big endian, where you should say 'N'. - -config CC_GCC_LDBL_128 - tristate - prompt "Enable 128-bit long doubles" - default m - help - Saying 'Y' will force gcc to use 128-bit wide long doubles - Saying 'N' will force gcc to use 64-bit wide long doubles - Saying 'M' will let gcc choose (default is 128-bit for - glibc >= 2.4, 64-bit otherwise) - - If in doubt, keep the default, ie. 'M'. - -config CC_GCC_BUILD_ID - bool - prompt "Enable build-id" - help - Tells GCC to pass --build-id option to the linker for all final - links (links performed without the -r or --relocatable option), - if the linker supports it. If you say 'y' here, but your linker - does not support --build-id option, a warning is issued and this - option is ignored. - - The default is off. - -choice CC_GCC_LNK_HASH_STYLE_CHOICE - bool - prompt "linker hash style" - depends on BINUTILS_HAS_HASH_STYLE - -config CC_GCC_LNK_HASH_STYLE_DEFAULT - bool - prompt "Default" - help - Do not specify any value, and use the default value (sysv). - -config CC_GCC_LNK_HASH_STYLE_SYSV - bool - prompt "sysv" - help - Force use of the SYSV hash style. - -config CC_GCC_LNK_HASH_STYLE_GNU - bool - prompt "gnu" - help - Force use of the GNU hash style. - -config CC_GCC_LNK_HASH_STYLE_BOTH - bool - prompt "both" - help - Force use of both hash styles. - -endchoice # CC_GCC_LNK_HASH_STYLE_CHOICE - -config CC_GCC_LNK_HASH_STYLE - string - default "" if CC_GCC_LNK_HASH_STYLE_DEFAULT - default "sysv" if CC_GCC_LNK_HASH_STYLE_SYSV - default "gnu" if CC_GCC_LNK_HASH_STYLE_GNU - default "both" if CC_GCC_LNK_HASH_STYLE_BOTH - -choice CC_GCC_DEC_FLOATS_CHOICE - bool "Decimal floats" - default CC_GCC_DEC_FLOATS_AUTO - help - Choose what type of decimal floats to support. - - Note that using decimal floats requires a C library that provides - support for fenv (namely, the fenv.h header). This is the case - for (e)glibc, and uClibc on x86/32. For other C libraries, or - uClibc on other archs, this might not be the case, so you should - disable support for decimal floats. - - The default is to let ./configure decide. - -config CC_GCC_DEC_FLOAT_AUTO - bool "auto" - help - Let ./configure decide. If you say 'y' here, gcc will default to: - - 'bid' for x86 (32- and 64-bit) - - 'dpd' for powerpc - - 'no' for the other architectures - -config CC_GCC_DEC_FLOAT_BID - bool "bid" - help - Use the 'binary integer decimal' format for decimal floats. - -config CC_GCC_DEC_FLOAT_DPD - bool "dpd" - help - Use the 'densely packed decimal' for decimal floats. - -config CC_GCC_DEC_FLOATS_NO - bool "no" - help - Do not support decimal floats. The default. - -endchoice # CC_GCC_DEC_FLOATS_CHOICE - -config CC_GCC_DEC_FLOATS - string - default "" if CC_GCC_DEC_FLOATS_AUTO - default "bid" if CC_GCC_DEC_FLOATS_BID - default "dpd" if CC_GCC_DEC_FLOATS_DPD - default "no" if CC_GCC_DEC_FLOATS_NO - -#----------------------------------------------------------------------------- - -config CC_GCC_HAS_ARCH_OPTIONS - bool - -comment "archictecture-specific options" - depends on CC_GCC_HAS_ARCH_OPTIONS - -if ARCH_mips -source "config/cc/gcc.in.mips" -endif # ARCH_mips diff --git a/config/companion_libs.in b/config/comp_libs.in similarity index 89% rename from config/companion_libs.in rename to config/comp_libs.in index 76ab0f98..009aac88 100644 --- a/config/companion_libs.in +++ b/config/comp_libs.in @@ -136,47 +136,47 @@ config ZLIB # For now, just have comments delineating the libs. if ZLIB comment "zlib options" -source "config/companion_libs/zlib.in" +source "config/comp_libs/zlib.in" endif if LIBICONV comment "libiconv options" -source "config/companion_libs/libiconv.in" +source "config/comp_libs/libiconv.in" endif if GETTEXT comment "gettext options" -source "config/companion_libs/gettext.in" +source "config/comp_libs/gettext.in" endif if GMP comment "GMP options" -source "config/companion_libs/gmp.in" +source "config/comp_libs/gmp.in" endif if MPFR comment "MPFR options" -source "config/companion_libs/mpfr.in" +source "config/comp_libs/mpfr.in" endif if ISL comment "ISL options" -source "config/companion_libs/isl.in" +source "config/comp_libs/isl.in" endif if CLOOG comment "CLooG options" -source "config/companion_libs/cloog.in" +source "config/comp_libs/cloog.in" endif if MPC comment "MPC options" -source "config/companion_libs/mpc.in" +source "config/comp_libs/mpc.in" endif if LIBELF || LIBELF_TARGET comment "libelf options" -source "config/companion_libs/libelf.in" +source "config/comp_libs/libelf.in" endif if EXPAT || EXPAT_TARGET comment "expat options" -source "config/companion_libs/expat.in" +source "config/comp_libs/expat.in" endif if NCURSES || NCURSES_TARGET comment "ncurses options" -source "config/companion_libs/ncurses.in" +source "config/comp_libs/ncurses.in" endif if COMPLIBS diff --git a/config/companion_libs/cloog.in b/config/comp_libs/cloog.in similarity index 100% rename from config/companion_libs/cloog.in rename to config/comp_libs/cloog.in diff --git a/config/companion_libs/expat.in b/config/comp_libs/expat.in similarity index 100% rename from config/companion_libs/expat.in rename to config/comp_libs/expat.in diff --git a/config/companion_libs/gettext.in b/config/comp_libs/gettext.in similarity index 100% rename from config/companion_libs/gettext.in rename to config/comp_libs/gettext.in diff --git a/config/companion_libs/gmp.in b/config/comp_libs/gmp.in similarity index 100% rename from config/companion_libs/gmp.in rename to config/comp_libs/gmp.in diff --git a/config/companion_libs/isl.in b/config/comp_libs/isl.in similarity index 100% rename from config/companion_libs/isl.in rename to config/comp_libs/isl.in diff --git a/config/companion_libs/libelf.in b/config/comp_libs/libelf.in similarity index 100% rename from config/companion_libs/libelf.in rename to config/comp_libs/libelf.in diff --git a/config/companion_libs/libiconv.in b/config/comp_libs/libiconv.in similarity index 100% rename from config/companion_libs/libiconv.in rename to config/comp_libs/libiconv.in diff --git a/config/companion_libs/mpc.in b/config/comp_libs/mpc.in similarity index 100% rename from config/companion_libs/mpc.in rename to config/comp_libs/mpc.in diff --git a/config/companion_libs/mpfr.in b/config/comp_libs/mpfr.in similarity index 100% rename from config/companion_libs/mpfr.in rename to config/comp_libs/mpfr.in diff --git a/config/companion_libs/ncurses.in b/config/comp_libs/ncurses.in similarity index 100% rename from config/companion_libs/ncurses.in rename to config/comp_libs/ncurses.in diff --git a/config/companion_libs/zlib.in b/config/comp_libs/zlib.in similarity index 100% rename from config/companion_libs/zlib.in rename to config/comp_libs/zlib.in diff --git a/config/companion_tools.in b/config/comp_tools.in similarity index 89% rename from config/companion_tools.in rename to config/comp_tools.in index e5ef3fcf..020a0709 100644 --- a/config/companion_tools.in +++ b/config/comp_tools.in @@ -10,6 +10,6 @@ config COMP_TOOLS_FOR_HOST tools into the final toolchain (rather than just using them to build it). -source "config/gen/companion_tools.in" +source "config/gen/comp_tools.in" endmenu diff --git a/config/companion_tools/autoconf.in b/config/comp_tools/autoconf.in similarity index 100% rename from config/companion_tools/autoconf.in rename to config/comp_tools/autoconf.in diff --git a/config/companion_tools/automake.in b/config/comp_tools/automake.in similarity index 100% rename from config/companion_tools/automake.in rename to config/comp_tools/automake.in diff --git a/config/companion_tools/libtool.in b/config/comp_tools/libtool.in similarity index 100% rename from config/companion_tools/libtool.in rename to config/comp_tools/libtool.in diff --git a/config/companion_tools/m4.in b/config/comp_tools/m4.in similarity index 100% rename from config/companion_tools/m4.in rename to config/comp_tools/m4.in diff --git a/config/companion_tools/make.in b/config/comp_tools/make.in similarity index 100% rename from config/companion_tools/make.in rename to config/comp_tools/make.in diff --git a/config/config.in b/config/config.in index 21b0c7ea..6b0b911d 100644 --- a/config/config.in +++ b/config/config.in @@ -7,6 +7,6 @@ source "config/binutils.in" source "config/libc.in" source "config/cc.in" source "config/debug.in" -source "config/companion_libs.in" -source "config/companion_tools.in" +source "config/comp_libs.in" +source "config/comp_tools.in" source "config/test_suite.in" diff --git a/config/kernel.in b/config/kernel.in index 31e83fc4..579cc23e 100644 --- a/config/kernel.in +++ b/config/kernel.in @@ -33,6 +33,4 @@ config SHARED_LIBS You might not want shared libraries if you're building for a target that don't support it (maybe some nommu targets, for example, or bare metal). -source "config/gen/kernel.in.2" - endmenu diff --git a/config/kernel/linux.in b/config/kernel/linux.in index e1edb489..52bc9d74 100644 --- a/config/kernel/linux.in +++ b/config/kernel/linux.in @@ -2,7 +2,7 @@ ## depends on ! ARCH_avr ## select KERNEL_SUPPORTS_SHARED_LIBS -## + ## help Build a toolchain targeting systems running Linux as a kernel. # GLIBC and kernel are special when it comes to obsoletion. Users @@ -13,3 +13,42 @@ # Such pinned versions are indicated in version.desc files with a comment. source "config/versions/linux.in" + +choice + bool + prompt "Kernel verbosity:" + default KERNEL_LINUX_VERBOSITY_0 + +config KERNEL_LINUX_VERBOSITY_0 + bool + prompt "Simplified" + help + Print simplified command lines. + +config KERNEL_LINUX_VERBOSITY_1 + bool + prompt "Full commands" + help + Print full command lines. + +config KERNEL_LINUX_VERBOSITY_2 + bool + prompt "Exec reasons" + help + Print the reasons why a make target is rebuild. + +endchoice + +config KERNEL_LINUX_VERBOSE_LEVEL + int + default 0 if KERNEL_LINUX_VERBOSITY_0 + default 1 if KERNEL_LINUX_VERBOSITY_1 + default 2 if KERNEL_LINUX_VERBOSITY_2 + +config KERNEL_LINUX_INSTALL_CHECK + bool + prompt "Check installed headers" + default y + help + If you are in doubt that installed headers are buggy, say 'Y' + here to have an extra check passed onto the headers. diff --git a/config/kernel/linux.in.2 b/config/kernel/linux.in.2 deleted file mode 100644 index 80e13f37..00000000 --- a/config/kernel/linux.in.2 +++ /dev/null @@ -1,40 +0,0 @@ -# Linux kernel options - -choice - bool - prompt "Kernel verbosity:" - default KERNEL_LINUX_VERBOSITY_0 - -config KERNEL_LINUX_VERBOSITY_0 - bool - prompt "Simplified" - help - Print simplified command lines. - -config KERNEL_LINUX_VERBOSITY_1 - bool - prompt "Full commands" - help - Print full command lines. - -config KERNEL_LINUX_VERBOSITY_2 - bool - prompt "Exec reasons" - help - Print the reasons why a make target is rebuild. - -endchoice - -config KERNEL_LINUX_VERBOSE_LEVEL - int - default 0 if KERNEL_LINUX_VERBOSITY_0 - default 1 if KERNEL_LINUX_VERBOSITY_1 - default 2 if KERNEL_LINUX_VERBOSITY_2 - -config KERNEL_LINUX_INSTALL_CHECK - bool - prompt "Check installed headers" - default y - help - If you are in doubt that installed headers are buggy, say 'Y' - here to have an extra check passed onto the headers. diff --git a/config/libc.in b/config/libc.in index 62490b9d..8e990c35 100644 --- a/config/libc.in +++ b/config/libc.in @@ -106,8 +106,6 @@ config LIBC_XLDD for the native ldd. Please see the help, by running it with '--help' for more explanations. -source "config/gen/libc.in.2" - endif # ! LIBC_none endmenu diff --git a/config/libc/avr-libc.in b/config/libc/avr-libc.in index 6abbe01b..42500f0a 100644 --- a/config/libc/avr-libc.in +++ b/config/libc/avr-libc.in @@ -10,3 +10,10 @@ ## help provides the basic startup code needed by most applications. source "config/versions/avr-libc.in" + +config LIBC_AVR_LIBC_EXTRA_CONFIG_ARRAY + string + prompt "Extra config for avr-libc" + default "" + help + Extra flags to pass onto ./configure when configuring the avr-libc. diff --git a/config/libc/avr-libc.in.2 b/config/libc/avr-libc.in.2 deleted file mode 100644 index 89a182fe..00000000 --- a/config/libc/avr-libc.in.2 +++ /dev/null @@ -1,8 +0,0 @@ -# avr-libc second-part options - -config LIBC_AVR_LIBC_EXTRA_CONFIG_ARRAY - string - prompt "Extra config for avr-libc" - default "" - help - Extra flags to pass onto ./configure when configuring the avr-libc. diff --git a/config/libc/glibc.in b/config/libc/glibc.in index 803ba297..bbf893d7 100644 --- a/config/libc/glibc.in +++ b/config/libc/glibc.in @@ -1,16 +1,13 @@ -# glibc options - -# TBD move all the remaining parts into glibc.in.2 and move the sourcing of versions -# into the auto-generated choice/menus? +# This file contains the common configuration options +# that apply to both glibc. ## depends on ! WINDOWS && ! BARE_METAL && ARCH_USE_MMU -## ## select LIBC_SUPPORT_THREADS_NATIVE ## select CC_CORE_PASSES_NEEDED # TBD: select GETTEXT for build only, not for host ## select GETTEXT_NEEDED ## select BINUTILS_FORCE_LD_BFD_DEFAULT -## + ## help The de-facto standard for Linux distributions. ## help Feature-rich, but large... Most useful for desktop-like systems. @@ -23,3 +20,270 @@ source "config/versions/glibc.in" if GLIBC_USE_PORTS_EXTERNAL source "config/versions/glibc-ports.in" endif + +config THREADS + default "nptl" + +# Known add-ons and when they exist(ed) +# crypt external in 2.1, no longer an add-on since 2.2 +# libidn external in 2.3.4 .. 2.10, still an add-on +# linuxthreads external in 2.0.1 .. 2.5, no longer available since 2.6 [*] +# localedata external in 2.0.1 .. 2.0.6, no longer an add-on since 2.1 [*] +# ports external in 2.3.4 .. 2.16, no longer an add-on since 2.20 +# nptl never external, no longer an add-on since 2.20 +# +# Given the list of currently supported glibc releases, we only need to worry about +# 'libidn', 'ports' and 'nptl' add-ons. Of these, only 'ports' can be an external +# tarball; and only 'libidn' is user-selectable ('ports' & 'nptl' are selected +# by crosstool-NG, as dictated by the architecture and thread model). +# +# I had trouble locating the sources in the repository for some of the released +# versions. E.g., there is a 2.5 version of linuxthreads, but the tag for 2.5 in Git +# does not have the linuxthreads directory at all. Similarly, 2.0.6 tag did not have +# localedata. Since these releases are no longer supported by crosstool-NG, this is +# of pure historical interest now, however. + +config GLIBC_HAS_NPTL_ADDON + def_bool y + depends on !GLIBC_2_20_or_later + +config GLIBC_HAS_PORTS_ADDON + def_bool y + depends on !GLIBC_2_20_or_later + +config GLIBC_HAS_PORTS_ADDON_EXTERNAL + def_bool y + depends on !GLIBC_2_17_or_later + +# In case it folds into main distribution in some future release, too +config GLIBC_HAS_LIBIDN_ADDON + def_bool y + +# Some architectures require the ports addon. List them one by one here: +# This list must be carefully in sync with the architectures names +# we can find in config/arch/* +config GLIBC_USE_PORTS_ADDON + def_bool y + depends on ARCH_alpha || ARCH_arm || ARCH_m68k || ARCH_mips || ARCH_powerpc + depends on GLIBC_HAS_PORTS_ADDON + +config GLIBC_USE_PORTS_EXTERNAL + def_bool y + depends on GLIBC_USE_PORTS_ADDON && GLIBC_HAS_PORTS_ADDON_EXTERNAL + +config GLIBC_USE_NPTL_ADDON + def_bool y + depends on THREADS_NATIVE && GLIBC_HAS_NPTL_ADDON + +config GLIBC_USE_LIBIDN_ADDON + bool "Build libidn add-on" + help + Enables the libidn add-on in GNU libc. + +# SPARCv8 support retired in 2.23 +config GLIBC_NO_SPARC_V8 + def_bool y + depends on GLIBC_2_23_or_later + +config GLIBC_EXTRA_CONFIG_ARRAY + string + prompt "extra config" + default "" + help + Extra flags to pass onto ./configure when configuring. + + You can enter multiple arguments here, and arguments can contain spaces + if they are properly quoted (or escaped, but prefer quotes). Eg.: + --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space + +config GLIBC_CONFIGPARMS + string + prompt "Extra config params (READ HELP)" + default "" if ! ARCH_sh + default "no-z-defs=yes" if ARCH_sh + help + Some architectures need to set options in the file configparms. + This is the case for sh3/4, which really need to set configparms + to "no-z-defs=yes" as of gcc-3.4/glibc-2.3.2. + + Unless you are building a toolchain for sh3/4, you should leave that empty. + + Note: If you need to pass more than one value, separate them with + '\n'. Eg.: var1=val1\nvar2=val2 + +config GLIBC_EXTRA_CFLAGS + string + prompt "extra target CFLAGS" + default "" + help + Extra target CFLAGS to use when building. + +config GLIBC_ENABLE_FORTIFIED_BUILD + bool + prompt "Enable fortified build (EXPERIMENTAL)" + depends on EXPERIMENTAL + help + If you say 'y' here, then glibc will be using fortified versions + of functions with format arguments (eg. vsyslog, printf...), and + do a sanity check on the format at runtime, to avoid some of the + common format string attacks. + + This is currently not supported, and will most probably result in + a broken build, with an error message like: + ../misc/syslog.c: In function '__vsyslog_chk': + ../misc/syslog.c:123: sorry, unimplemented: inlining failed in + call to 'syslog': function body not available + + If you are brave enough and want to debug the issue, then say 'y' + here. Otherwise, be still and say 'n' (the default). ;-) + + +config GLIBC_DISABLE_VERSIONING + bool + prompt "Disable symbols versioning" + help + Do not include versioning information in the library objects. + +config GLIBC_OLDEST_ABI + string + prompt "Oldest supported ABI" + default "" + help + Set the oldest ABI supported by the C library. + + Setting this option, for example, to 2.2 will provide ABI support + back to (e)glibc-2.2. + + If this option is not set, (e)glibc will choose for you. + +config GLIBC_FORCE_UNWIND + bool + prompt "Force unwind support (READ HELP!)" + default y + help + If your toolchain fails building while building the C library + start files, or the complete C library, with a message like: + configure: error: forced unwind support is required + + then you may try changing this option. Otherwise, leave it to + the default 'y'. + + The issue seems to be related to building NPTL on old versions + of glibc on some architectures + (seen on s390, s390x and x86_64). + +config GLIBC_LOCALES + bool + prompt "Build and install locales" + help + Whether to build and install the libc locale files for the target, + which is required in order to support internationalization. + +if LIBC_glibc && GLIBC_LOCALES +comment "WARNING! " +comment "| The built locales will be usable if and only if the build " +comment "| machine and the target: " +comment "| - have the same endianness, " +comment "| - and have the same alignment requirements for uint32_t. " +comment "| You will have to check by yourself (for now). " +comment "WARNING! " +comment "| Building GLIBC locales requires that GLIBC supports " +comment "| the build machine as the target. " +endif # LIBC_glibc && GLIBC_LOCALES + +if KERNEL_linux + +choice GLIBC_SUPPORTED_KERNEL + bool + prompt "Minimum supported kernel version" + default GLIBC_KERNEL_VERSION_AS_HEADERS + +config GLIBC_KERNEL_VERSION_NONE + bool + prompt "Let ./configure decide" + help + Let ./configure decide what minimum kernel version glibc will be + able to run against. + + This will include legacy compatibility code for older kernels in + the C library, thus ensuring that it will run on a large number + of old kernels. + + The minimum kernel version supported will be dependent upon the + target you build for. For example: + alpha*-*-linux-gnu Requires Linux 2.6.9 for NPTL + sh[34]-*-linux-gnu Requires Linux 2.6.11 + powerpc* Requires Linux 2.4.19 + arm*-*-linux-*gnueabi Requires Linux 2.6.16 + +config GLIBC_KERNEL_VERSION_AS_HEADERS + bool + prompt "Same as kernel headers (default)" + help + Normally, you'll want glibc to run against the same kernel + version as the one used for the headers. + + This is the default. + + If enabled, crosstool-ng will use the chosen version of kernel + headers for the glibc minimum kernel version supported, which is + what gets passed to "--enable-kernel=" when configuring glibc. + + Enabling this will ensure that no legacy compatibility code for + older kernels is built into your C libraries, but it will + be unable to run on kernel versions older than whichever kernel + headers version you've built the toolchain for. + + If you know for sure that your toolchain will never need to build + applications that will run under a kernel version older than your + chosen kernel headers version (CT_KERNEL_VERSION), you can choose + "y" here. + +config GLIBC_KERNEL_VERSION_CHOSEN + bool + prompt "Specific kernel version" + help + Specify the earliest Linux kernel version you want glibc to + include support for. This does not have to match the kernel + headers version used for your toolchain. This controls what is + passed to the "--enable-kernel=" option to the glibc configure + script. + + If you want to be able to statically link programs with your + toolchain's C library, make sure this kernel version is lower than + all kernels you wish to support to avoid "FATAL: kernel too old" + errors. The higher the version you specify, the less legacy code + will be built into libc. + + Most people can leave this at the default value of "2.6.9". + +if GLIBC_KERNEL_VERSION_CHOSEN + +config GLIBC_MIN_KERNEL_VERSION + string + prompt "Minimum kernel version to support" + default "2.6.9" + help + Enter here the lowest kernel version glibc will be able to run against. + + The minimum kernel version supported will be dependent upon the + target you build for. For example: + alpha*-*-linux-gnu Requires Linux 2.6.9 for NPTL + sh[34]-*-linux-gnu Requires Linux 2.6.11 + powerpc* Requires Linux 2.4.19 + arm*-*-linux-*gnueabi Requires Linux 2.6.16 + + Note that no sanity check is performed by crosstool-NG to ensure + that the value you enter here is appropriate for your target. + +endif # GLIBC_KERNEL_VERSION_CHOSEN + +endchoice + +config GLIBC_MIN_KERNEL + string + default "" if GLIBC_KERNEL_VERSION_NONE + default LINUX_VERSION if GLIBC_KERNEL_VERSION_AS_HEADERS + default GLIBC_MIN_KERNEL_VERSION if GLIBC_KERNEL_VERSION_CHOSEN + +endif # KERNEL_linux diff --git a/config/libc/glibc.in.2 b/config/libc/glibc.in.2 deleted file mode 100644 index 7785aca3..00000000 --- a/config/libc/glibc.in.2 +++ /dev/null @@ -1,269 +0,0 @@ -# This file contains the common configuration options -# that apply to both glibc. - -config THREADS - default "nptl" - -# Known add-ons and when they exist(ed) -# crypt external in 2.1, no longer an add-on since 2.2 -# libidn external in 2.3.4 .. 2.10, still an add-on -# linuxthreads external in 2.0.1 .. 2.5, no longer available since 2.6 [*] -# localedata external in 2.0.1 .. 2.0.6, no longer an add-on since 2.1 [*] -# ports external in 2.3.4 .. 2.16, no longer an add-on since 2.20 -# nptl never external, no longer an add-on since 2.20 -# -# Given the list of currently supported glibc releases, we only need to worry about -# 'libidn', 'ports' and 'nptl' add-ons. Of these, only 'ports' can be an external -# tarball; and only 'libidn' is user-selectable ('ports' & 'nptl' are selected -# by crosstool-NG, as dictated by the architecture and thread model). -# -# I had trouble locating the sources in the repository for some of the released -# versions. E.g., there is a 2.5 version of linuxthreads, but the tag for 2.5 in Git -# does not have the linuxthreads directory at all. Similarly, 2.0.6 tag did not have -# localedata. Since these releases are no longer supported by crosstool-NG, this is -# of pure historical interest now, however. - -config GLIBC_HAS_NPTL_ADDON - def_bool y - depends on !GLIBC_2_20_or_later - -config GLIBC_HAS_PORTS_ADDON - def_bool y - depends on !GLIBC_2_20_or_later - -config GLIBC_HAS_PORTS_ADDON_EXTERNAL - def_bool y - depends on !GLIBC_2_17_or_later - -# In case it folds into main distribution in some future release, too -config GLIBC_HAS_LIBIDN_ADDON - def_bool y - -# Some architectures require the ports addon. List them one by one here: -# This list must be carefully in sync with the architectures names -# we can find in config/arch/* -config GLIBC_USE_PORTS_ADDON - def_bool y - depends on ARCH_alpha || ARCH_arm || ARCH_m68k || ARCH_mips || ARCH_powerpc - depends on GLIBC_HAS_PORTS_ADDON - -config GLIBC_USE_PORTS_EXTERNAL - def_bool y - depends on GLIBC_USE_PORTS_ADDON && GLIBC_HAS_PORTS_ADDON_EXTERNAL - -config GLIBC_USE_NPTL_ADDON - def_bool y - depends on THREADS_NATIVE && GLIBC_HAS_NPTL_ADDON - -config GLIBC_USE_LIBIDN_ADDON - bool "Build libidn add-on" - help - Enables the libidn add-on in GNU libc. - -# SPARCv8 support retired in 2.23 -config GLIBC_NO_SPARC_V8 - def_bool y - depends on GLIBC_2_23_or_later - -config GLIBC_EXTRA_CONFIG_ARRAY - string - prompt "extra config" - default "" - help - Extra flags to pass onto ./configure when configuring. - - You can enter multiple arguments here, and arguments can contain spaces - if they are properly quoted (or escaped, but prefer quotes). Eg.: - --with-foo="1st arg with 4 spaces" --with-bar=2nd-arg-without-space - -config GLIBC_CONFIGPARMS - string - prompt "Extra config params (READ HELP)" - default "" if ! ARCH_sh - default "no-z-defs=yes" if ARCH_sh - help - Some architectures need to set options in the file configparms. - This is the case for sh3/4, which really need to set configparms - to "no-z-defs=yes" as of gcc-3.4/glibc-2.3.2. - - Unless you are building a toolchain for sh3/4, you should leave that empty. - - Note: If you need to pass more than one value, separate them with - '\n'. Eg.: var1=val1\nvar2=val2 - -config GLIBC_EXTRA_CFLAGS - string - prompt "extra target CFLAGS" - default "" - help - Extra target CFLAGS to use when building. - -config GLIBC_ENABLE_FORTIFIED_BUILD - bool - prompt "Enable fortified build (EXPERIMENTAL)" - depends on EXPERIMENTAL - help - If you say 'y' here, then glibc will be using fortified versions - of functions with format arguments (eg. vsyslog, printf...), and - do a sanity check on the format at runtime, to avoid some of the - common format string attacks. - - This is currently not supported, and will most probably result in - a broken build, with an error message like: - ../misc/syslog.c: In function '__vsyslog_chk': - ../misc/syslog.c:123: sorry, unimplemented: inlining failed in - call to 'syslog': function body not available - - If you are brave enough and want to debug the issue, then say 'y' - here. Otherwise, be still and say 'n' (the default). ;-) - - -config GLIBC_DISABLE_VERSIONING - bool - prompt "Disable symbols versioning" - help - Do not include versioning information in the library objects. - -config GLIBC_OLDEST_ABI - string - prompt "Oldest supported ABI" - default "" - help - Set the oldest ABI supported by the C library. - - Setting this option, for example, to 2.2 will provide ABI support - back to (e)glibc-2.2. - - If this option is not set, (e)glibc will choose for you. - -config GLIBC_FORCE_UNWIND - bool - prompt "Force unwind support (READ HELP!)" - default y - help - If your toolchain fails building while building the C library - start files, or the complete C library, with a message like: - configure: error: forced unwind support is required - - then you may try changing this option. Otherwise, leave it to - the default 'y'. - - The issue seems to be related to building NPTL on old versions - of glibc on some architectures - (seen on s390, s390x and x86_64). - -config GLIBC_LOCALES - bool - prompt "Build and install locales" - help - Whether to build and install the libc locale files for the target, - which is required in order to support internationalization. - -if LIBC_glibc && GLIBC_LOCALES -comment "WARNING! " -comment "| The built locales will be usable if and only if the build " -comment "| machine and the target: " -comment "| - have the same endianness, " -comment "| - and have the same alignment requirements for uint32_t. " -comment "| You will have to check by yourself (for now). " -comment "WARNING! " -comment "| Building GLIBC locales requires that GLIBC supports " -comment "| the build machine as the target. " -endif # LIBC_glibc && GLIBC_LOCALES - -if KERNEL_linux - -choice GLIBC_SUPPORTED_KERNEL - bool - prompt "Minimum supported kernel version" - default GLIBC_KERNEL_VERSION_AS_HEADERS - -config GLIBC_KERNEL_VERSION_NONE - bool - prompt "Let ./configure decide" - help - Let ./configure decide what minimum kernel version glibc will be - able to run against. - - This will include legacy compatibility code for older kernels in - the C library, thus ensuring that it will run on a large number - of old kernels. - - The minimum kernel version supported will be dependent upon the - target you build for. For example: - alpha*-*-linux-gnu Requires Linux 2.6.9 for NPTL - sh[34]-*-linux-gnu Requires Linux 2.6.11 - powerpc* Requires Linux 2.4.19 - arm*-*-linux-*gnueabi Requires Linux 2.6.16 - -config GLIBC_KERNEL_VERSION_AS_HEADERS - bool - prompt "Same as kernel headers (default)" - help - Normally, you'll want glibc to run against the same kernel - version as the one used for the headers. - - This is the default. - - If enabled, crosstool-ng will use the chosen version of kernel - headers for the glibc minimum kernel version supported, which is - what gets passed to "--enable-kernel=" when configuring glibc. - - Enabling this will ensure that no legacy compatibility code for - older kernels is built into your C libraries, but it will - be unable to run on kernel versions older than whichever kernel - headers version you've built the toolchain for. - - If you know for sure that your toolchain will never need to build - applications that will run under a kernel version older than your - chosen kernel headers version (CT_KERNEL_VERSION), you can choose - "y" here. - -config GLIBC_KERNEL_VERSION_CHOSEN - bool - prompt "Specific kernel version" - help - Specify the earliest Linux kernel version you want glibc to - include support for. This does not have to match the kernel - headers version used for your toolchain. This controls what is - passed to the "--enable-kernel=" option to the glibc configure - script. - - If you want to be able to statically link programs with your - toolchain's C library, make sure this kernel version is lower than - all kernels you wish to support to avoid "FATAL: kernel too old" - errors. The higher the version you specify, the less legacy code - will be built into libc. - - Most people can leave this at the default value of "2.6.9". - -if GLIBC_KERNEL_VERSION_CHOSEN - -config GLIBC_MIN_KERNEL_VERSION - string - prompt "Minimum kernel version to support" - default "2.6.9" - help - Enter here the lowest kernel version glibc will be able to run against. - - The minimum kernel version supported will be dependent upon the - target you build for. For example: - alpha*-*-linux-gnu Requires Linux 2.6.9 for NPTL - sh[34]-*-linux-gnu Requires Linux 2.6.11 - powerpc* Requires Linux 2.4.19 - arm*-*-linux-*gnueabi Requires Linux 2.6.16 - - Note that no sanity check is performed by crosstool-NG to ensure - that the value you enter here is appropriate for your target. - -endif # GLIBC_KERNEL_VERSION_CHOSEN - -endchoice - -config GLIBC_MIN_KERNEL - string - default "" if GLIBC_KERNEL_VERSION_NONE - default LINUX_VERSION if GLIBC_KERNEL_VERSION_AS_HEADERS - default GLIBC_MIN_KERNEL_VERSION if GLIBC_KERNEL_VERSION_CHOSEN - -endif # KERNEL_linux diff --git a/config/libc/musl.in b/config/libc/musl.in index 24f522a6..e16e85a1 100644 --- a/config/libc/musl.in +++ b/config/libc/musl.in @@ -1,17 +1,66 @@ -# musl options +# musl second-part option ## depends on ! WINDOWS && ! BARE_METAL ## depends on EXPERIMENTAL -## ## select LIBC_SUPPORT_THREADS_NATIVE ## select CC_CORE_PASSES_NEEDED -## + ## help Musl is a new standard library to power a new generation of Linux-based ## help devices. musl is lightweight, fast, simple, free, and strives to be ## help correct in the sense of standards-conformance and safety. source "config/versions/musl.in" -# FIXME why? it claims "native", why report "musl"? +# TBD why? it claims "native", why report "musl"? config THREADS default "musl" + +config LIBC_MUSL_DEBUG + bool + prompt "Build with debugging information" + help + This option enables debugging information, this will increase the size of + the resulting library. + +config LIBC_MUSL_WARNINGS + bool + prompt "Build with recommended warnings flags" + help + Build musl-libc with extra warnings, useful for musl-libc development. + +choice + prompt "How to optimize musl-libc" + default LIBC_MUSL_OPTIMIZE_AUTO + +config LIBC_MUSL_OPTIMIZE_NONE + bool + prompt "Do not optimize musl-libc" + help + This option sets `--enable-optimize=no' to disable optimization. + +config LIBC_MUSL_OPTIMIZE_AUTO + bool + prompt "Use musl-libc's automatic optimization" + help + This option sets `--enable-optimize=auto' to automatically set optimization. + +config LIBC_MUSL_OPTIMIZE_SPEED + bool + prompt "Optimize musl-libc for speed" + help + This option sets `--enable-optimize=yes' to set optimization to -O3 for speed. + +config LIBC_MUSL_OPTIMIZE_SIZE + bool + prompt "Optimize musl-libc for size" + help + This option sets `--enable-optimize=size' to set optimization to -Os for size. + +endchoice + +config LIBC_MUSL_OPTIMIZE + string + default "no" if LIBC_MUSL_OPTIMIZE_NONE + default "auto" if LIBC_MUSL_OPTIMIZE_AUTO + default "yes" if LIBC_MUSL_OPTIMIZE_SPEED + default "size" if LIBC_MUSL_OPTIMIZE_SIZE diff --git a/config/libc/musl.in.2 b/config/libc/musl.in.2 deleted file mode 100644 index f4abcc4b..00000000 --- a/config/libc/musl.in.2 +++ /dev/null @@ -1,51 +0,0 @@ -# musl second-part option - -config LIBC_MUSL_DEBUG - bool - prompt "Build with debugging information" - help - This option enables debugging information, this will increase the size of - the resulting library. - -config LIBC_MUSL_WARNINGS - bool - prompt "Build with recommended warnings flags" - help - Build musl-libc with extra warnings, useful for musl-libc development. - -choice - prompt "How to optimize musl-libc" - default LIBC_MUSL_OPTIMIZE_AUTO - -config LIBC_MUSL_OPTIMIZE_NONE - bool - prompt "Do not optimize musl-libc" - help - This option sets `--enable-optimize=no' to disable optimization. - -config LIBC_MUSL_OPTIMIZE_AUTO - bool - prompt "Use musl-libc's automatic optimization" - help - This option sets `--enable-optimize=auto' to automatically set optimization. - -config LIBC_MUSL_OPTIMIZE_SPEED - bool - prompt "Optimize musl-libc for speed" - help - This option sets `--enable-optimize=yes' to set optimization to -O3 for speed. - -config LIBC_MUSL_OPTIMIZE_SIZE - bool - prompt "Optimize musl-libc for size" - help - This option sets `--enable-optimize=size' to set optimization to -Os for size. - -endchoice - -config LIBC_MUSL_OPTIMIZE - string - default "no" if LIBC_MUSL_OPTIMIZE_NONE - default "auto" if LIBC_MUSL_OPTIMIZE_AUTO - default "yes" if LIBC_MUSL_OPTIMIZE_SPEED - default "size" if LIBC_MUSL_OPTIMIZE_SIZE diff --git a/config/libc/newlib.in b/config/libc/newlib.in index a37eca7a..f43a67d9 100644 --- a/config/libc/newlib.in +++ b/config/libc/newlib.in @@ -1,11 +1,10 @@ # newlib options ## depends on BARE_METAL -## ## select LIBC_SUPPORT_THREADS_NONE ## select CC_CORE_PASSES_NEEDED if CANADIAN ## select CC_CORE_PASS_2_NEEDED if ! CANADIAN -## + ## help Newlib is a C library intended for use on embedded systems. It is a ## help conglomeration of several library parts, all under free software ## help licenses that make them easily usable on embedded products. Newlib @@ -29,3 +28,192 @@ config NEWLIB_HAS_NANO_MALLOC config NEWLIB_HAS_NANO_FORMATTED_IO def_bool y depends on NEWLIB_2_2_or_later + +config LIBC_NEWLIB_TARGET_CFLAGS + string + prompt "Target CFLAGS for newlib" + default "" + help + Used to add specific options when compiling the target libraries + (eg. -ffunction-sections -fdata-sections), which can't be defined + in global TARGET_CFLAGS, because they shall be not used for the + gcc target libraries. + Note: Both TARGET_CFLAGS and LIBC_NEWLIB_TARGET_CFLAGS are used + to compile the libraries. + + Leave blank if you don't know better. + +config LIBC_NEWLIB_IO_C99FMT + bool + prompt "Enable IOs on C99 formats" + help + Enable support for IOs on C99 formats. + +config LIBC_NEWLIB_IO_LL + bool + prompt "Enable IOs on long long" + help + Enable support for IOs on long long integers. + +config LIBC_NEWLIB_IO_FLOAT + bool + prompt "Enable IOs on floats and doubles" + help + Enable support for IOs on floating point + values (float and double). + +config LIBC_NEWLIB_IO_LDBL + bool + prompt "Enable IOs on long doubles" + depends on LIBC_NEWLIB_IO_FLOAT + help + Enable support for IOs on long doubles. + +config LIBC_NEWLIB_IO_POS_ARGS + bool + prompt "Enable printf-family positional arg support" + help + Enable printf-family positional arg support. + +config LIBC_NEWLIB_FVWRITE_IN_STREAMIO + bool + prompt "Vector buffer mechanism to support stream IO buffering" + default y + help + NEWLIB implements the vector buffer mechanism to support stream IO + buffering required by C standard. This feature is possibly + unnecessary for embedded systems which won't change file buffering + with functions like `setbuf' or `setvbuf'. The buffering mechanism + still acts as default for STDIN/STDOUT/STDERR even if this option + is specified. + +config LIBC_NEWLIB_UNBUF_STREAM_OPT + bool + prompt "Optimize fprintf to unbuffered unix file" + default y + help + NEWLIB does optimization when `fprintf to write only unbuffered unix + file'. It creates a temorary buffer to do the optimization that + increases stack consumption by about `BUFSIZ' bytes. Disabling this option + disables the optimization and saves size of text and stack. + +config LIBC_NEWLIB_FSEEK_OPTIMIZATION + bool + prompt "Fseek optimisation" + default y + help + Disabling fseek optimisation can decrease code size. + +config LIBC_NEWLIB_DISABLE_SUPPLIED_SYSCALLS + bool + prompt "Disable the syscalls supplied with newlib" + help + Disable the syscalls that come with newlib. You + will have to implement your own _sbrk, _read, + _write... If you plan to port newlib to a new + platform/board, say Yes. + +config LIBC_NEWLIB_REGISTER_FINI + bool + prompt "Enable finalization function registration using atexit" + help + Enable finalization function registration using atexit. + +config LIBC_NEWLIB_ATEXIT_DYNAMIC_ALLOC + bool + prompt "Enable dynamic allocation of atexit entries" + default y + help + Enable dynamic allocation of atexit entries. + +config LIBC_NEWLIB_GLOBAL_ATEXIT + bool + prompt "Enable atexit data structure as global variable" + help + Enable atexit data structure as global variable. By doing so it is + move out of _reent structure, and can be garbage collected if atexit + is not referenced. + +config LIBC_NEWLIB_LITE_EXIT + bool + prompt "Enable lite exit" + help + Enable lite exit, a size-reduced implementation of exit that doesn't + invoke clean-up functions such as _fini or global destructors. + +config LIBC_NEWLIB_REENT_SMALL + bool + prompt "Enable small reentrant struct support" + help + Enable small reentrant struct support. + +config LIBC_NEWLIB_MULTITHREAD + bool + prompt "Enable support for multiple threads" + default y + help + Enable support for multiple threads. + +config LIBC_NEWLIB_EXTRA_SECTIONS + bool + prompt "Place each function & data element in their own section" + help + Place each function & data symbol in their own section. This allows + the linker to garbage collect unused symbols at link time. + +config LIBC_NEWLIB_WIDE_ORIENT + bool + prompt "Allow wide C99 stream orientation" + default y + help + C99 states that each stream has an orientation, wide or byte. This + feature is possibly unnecessary for embedded systems which only do + byte input/output operations on stream. Disabling this feature can + decrease code size. + +config LIBC_NEWLIB_ENABLE_TARGET_OPTSPACE + bool + prompt "Optimize newlib for size" + default y + help + Pass --enable-target-optspace to newlib configure. + + This will compile newlib with -Os. + +config LIBC_NEWLIB_LTO + bool + prompt "Enable Link Time Optimization" + depends on CC_GCC_USE_LTO + help + Builds the libraries with -flto to enable more aggressive link time + optimization. You will need to add -flto-partition=one to your + application's link line to keep the RETURN assembler macro together + with it's consumers. + +config LIBC_NEWLIB_NANO_MALLOC + bool + prompt "Enable Nano Malloc" + depends on NEWLIB_HAS_NANO_MALLOC + help + NEWLIB has two implementations of malloc family's functions, one in + `mallocr.c' and the other one in `nano-mallocr.c'. This options + enables the nano-malloc implementation, which is for small systems + with very limited memory. Note that this implementation does not + support `--enable-malloc-debugging' any more. + +config LIBC_NEWLIB_NANO_FORMATTED_IO + bool + prompt "Enable Nano Formatted I/O" + depends on NEWLIB_HAS_NANO_FORMATTED_IO + help + This builds NEWLIB with a special implementation of formatted I/O + functions, designed to lower the size of application on small systems + with size constraint issues. This option does not affect wide-char + formatted I/O functions. + +config LIBC_NEWLIB_EXTRA_CONFIG_ARRAY + string + prompt "Extra config for newlib" + default "" + help + Extra flags to pass onto ./configure when configuring the newlib. diff --git a/config/libc/newlib.in.2 b/config/libc/newlib.in.2 deleted file mode 100644 index ed27e7a9..00000000 --- a/config/libc/newlib.in.2 +++ /dev/null @@ -1,190 +0,0 @@ -# newlib second-part options - -config LIBC_NEWLIB_TARGET_CFLAGS - string - prompt "Target CFLAGS for newlib" - default "" - help - Used to add specific options when compiling the target libraries - (eg. -ffunction-sections -fdata-sections), which can't be defined - in global TARGET_CFLAGS, because they shall be not used for the - gcc target libraries. - Note: Both TARGET_CFLAGS and LIBC_NEWLIB_TARGET_CFLAGS are used - to compile the libraries. - - Leave blank if you don't know better. - -config LIBC_NEWLIB_IO_C99FMT - bool - prompt "Enable IOs on C99 formats" - help - Enable support for IOs on C99 formats. - -config LIBC_NEWLIB_IO_LL - bool - prompt "Enable IOs on long long" - help - Enable support for IOs on long long integers. - -config LIBC_NEWLIB_IO_FLOAT - bool - prompt "Enable IOs on floats and doubles" - help - Enable support for IOs on floating point - values (float and double). - -config LIBC_NEWLIB_IO_LDBL - bool - prompt "Enable IOs on long doubles" - depends on LIBC_NEWLIB_IO_FLOAT - help - Enable support for IOs on long doubles. - -config LIBC_NEWLIB_IO_POS_ARGS - bool - prompt "Enable printf-family positional arg support" - help - Enable printf-family positional arg support. - -config LIBC_NEWLIB_FVWRITE_IN_STREAMIO - bool - prompt "Vector buffer mechanism to support stream IO buffering" - default y - help - NEWLIB implements the vector buffer mechanism to support stream IO - buffering required by C standard. This feature is possibly - unnecessary for embedded systems which won't change file buffering - with functions like `setbuf' or `setvbuf'. The buffering mechanism - still acts as default for STDIN/STDOUT/STDERR even if this option - is specified. - -config LIBC_NEWLIB_UNBUF_STREAM_OPT - bool - prompt "Optimize fprintf to unbuffered unix file" - default y - help - NEWLIB does optimization when `fprintf to write only unbuffered unix - file'. It creates a temorary buffer to do the optimization that - increases stack consumption by about `BUFSIZ' bytes. Disabling this option - disables the optimization and saves size of text and stack. - -config LIBC_NEWLIB_FSEEK_OPTIMIZATION - bool - prompt "Fseek optimisation" - default y - help - Disabling fseek optimisation can decrease code size. - -config LIBC_NEWLIB_DISABLE_SUPPLIED_SYSCALLS - bool - prompt "Disable the syscalls supplied with newlib" - help - Disable the syscalls that come with newlib. You - will have to implement your own _sbrk, _read, - _write... If you plan to port newlib to a new - platform/board, say Yes. - -config LIBC_NEWLIB_REGISTER_FINI - bool - prompt "Enable finalization function registration using atexit" - help - Enable finalization function registration using atexit. - -config LIBC_NEWLIB_ATEXIT_DYNAMIC_ALLOC - bool - prompt "Enable dynamic allocation of atexit entries" - default y - help - Enable dynamic allocation of atexit entries. - -config LIBC_NEWLIB_GLOBAL_ATEXIT - bool - prompt "Enable atexit data structure as global variable" - help - Enable atexit data structure as global variable. By doing so it is - move out of _reent structure, and can be garbage collected if atexit - is not referenced. - -config LIBC_NEWLIB_LITE_EXIT - bool - prompt "Enable lite exit" - help - Enable lite exit, a size-reduced implementation of exit that doesn't - invoke clean-up functions such as _fini or global destructors. - -config LIBC_NEWLIB_REENT_SMALL - bool - prompt "Enable small reentrant struct support" - help - Enable small reentrant struct support. - -config LIBC_NEWLIB_MULTITHREAD - bool - prompt "Enable support for multiple threads" - default y - help - Enable support for multiple threads. - -config LIBC_NEWLIB_EXTRA_SECTIONS - bool - prompt "Place each function & data element in their own section" - help - Place each function & data symbol in their own section. This allows - the linker to garbage collect unused symbols at link time. - -config LIBC_NEWLIB_WIDE_ORIENT - bool - prompt "Allow wide C99 stream orientation" - default y - help - C99 states that each stream has an orientation, wide or byte. This - feature is possibly unnecessary for embedded systems which only do - byte input/output operations on stream. Disabling this feature can - decrease code size. - -config LIBC_NEWLIB_ENABLE_TARGET_OPTSPACE - bool - prompt "Optimize newlib for size" - default y - help - Pass --enable-target-optspace to newlib configure. - - This will compile newlib with -Os. - -config LIBC_NEWLIB_LTO - bool - prompt "Enable Link Time Optimization" - depends on CC_GCC_USE_LTO - help - Builds the libraries with -flto to enable more aggressive link time - optimization. You will need to add -flto-partition=one to your - application's link line to keep the RETURN assembler macro together - with it's consumers. - -config LIBC_NEWLIB_NANO_MALLOC - bool - prompt "Enable Nano Malloc" - depends on NEWLIB_HAS_NANO_MALLOC - help - NEWLIB has two implementations of malloc family's functions, one in - `mallocr.c' and the other one in `nano-mallocr.c'. This options - enables the nano-malloc implementation, which is for small systems - with very limited memory. Note that this implementation does not - support `--enable-malloc-debugging' any more. - -config LIBC_NEWLIB_NANO_FORMATTED_IO - bool - prompt "Enable Nano Formatted I/O" - depends on NEWLIB_HAS_NANO_FORMATTED_IO - help - This builds NEWLIB with a special implementation of formatted I/O - functions, designed to lower the size of application on small systems - with size constraint issues. This option does not affect wide-char - formatted I/O functions. - -config LIBC_NEWLIB_EXTRA_CONFIG_ARRAY - string - prompt "Extra config for newlib" - default "" - help - Extra flags to pass onto ./configure when configuring the newlib. diff --git a/config/libc/uClibc.in b/config/libc/uClibc.in index c1530b21..b384be91 100644 --- a/config/libc/uClibc.in +++ b/config/libc/uClibc.in @@ -110,3 +110,98 @@ config LIBC_UCLIBC_CONFIG_FILE Path to the configuration file. If the file is not provided, we fall back to a default config file. + +if THREADS_LT && !UCLIBC_MERGED_LINUXTHREADS + +choice + bool + prompt "Linuxthread implementation: " + default LIBC_UCLIBC_LNXTHRD_OLD + +config LIBC_UCLIBC_LNXTHRD_OLD + bool + prompt "old/stable" + help + From the uClibc config option help: + There are two versions of linuxthreads. The older (stable) version + has been in uClibc for quite a long time but hasn't seen too many + updates other than bugfixes. + +config LIBC_UCLIBC_LNXTHRD_NEW + bool + prompt "new" + help + From the uClibc config option help: + The new version has not been tested much, and lacks ports for arches + which glibc does not support (like frv, etc...), but is based on + the latest code from glibc, so it may be the only choice for the + newer ports (like alpha/amd64/64bit arches and hppa). + +endchoice + +endif # THREADS_LT + +config LIBC_UCLIBC_LNXTHRD + string + default "" if THREADS_NONE + default "" if THREADS_NATIVE + default "" if UCLIBC_MERGED_LINUXTHREADS + default "old" if LIBC_UCLIBC_LNXTHRD_OLD + default "new" if LIBC_UCLIBC_LNXTHRD_NEW + +config LIBC_UCLIBC_LOCALES + bool + select LIBC_UCLIBC_WCHAR + prompt "Add support for locales" + help + Say y if you want uClibc to support localisation. + + Note that seems to be broken on recent uClibc releases. + +config LIBC_UCLIBC_IPV6 + bool + prompt "Add support for IPv6" + help + Say y if you want uClibc to support IPv6. + +config LIBC_UCLIBC_WCHAR + bool + prompt "Add support for WCHAR" + help + Say y if you want uClibc to support WCHAR. + + Maybe this is needed, if you're building a C++-Compiler + +config LIBC_UCLIBC_FENV + bool + prompt "Add support for fenv.h" + default y if ARCH_x86 + help + fenv.h provides functions to control the floating point environment, + such as rounding mode, exceptions... + + For some architectures, fenv.h is incomplete, so is not installed + by default. x86 is known to have a rather complete fenv.h, so it is + installed by default only for x86. + + If you need fenv.h on other architectures, say 'y' here, but you may + encounter some issues. + +config LIBC_UCLIBC_RPC + bool + prompt "Add support for RPC" + help + Enable support for remote procedure calls (RPC) in uClibc. + +if ARCH_arm +config LIBC_UCLIBC_USE_GNU_SUFFIX + bool + default y + prompt "Use -uclibcgnueabi suffix" + help + Depending on where the resulting toolchain will be used, you may need + to tweak the "system" part of the target tuple. Buildroot prefers + to have arm-*-linux-uclibcgnueabi; OpenEmbedded prefers + arm-*-linux-uclibceabi. Other tools seem to either accept both, or + don't care about the suffix. +endif diff --git a/config/libc/uClibc.in.2 b/config/libc/uClibc.in.2 deleted file mode 100644 index 2ff0d150..00000000 --- a/config/libc/uClibc.in.2 +++ /dev/null @@ -1,96 +0,0 @@ -# uClibc second-part option - -if THREADS_LT && !UCLIBC_MERGED_LINUXTHREADS - -choice - bool - prompt "Linuxthread implementation: " - default LIBC_UCLIBC_LNXTHRD_OLD - -config LIBC_UCLIBC_LNXTHRD_OLD - bool - prompt "old/stable" - help - From the uClibc config option help: - There are two versions of linuxthreads. The older (stable) version - has been in uClibc for quite a long time but hasn't seen too many - updates other than bugfixes. - -config LIBC_UCLIBC_LNXTHRD_NEW - bool - prompt "new" - help - From the uClibc config option help: - The new version has not been tested much, and lacks ports for arches - which glibc does not support (like frv, etc...), but is based on - the latest code from glibc, so it may be the only choice for the - newer ports (like alpha/amd64/64bit arches and hppa). - -endchoice - -endif # THREADS_LT - -config LIBC_UCLIBC_LNXTHRD - string - default "" if THREADS_NONE - default "" if THREADS_NATIVE - default "" if UCLIBC_MERGED_LINUXTHREADS - default "old" if LIBC_UCLIBC_LNXTHRD_OLD - default "new" if LIBC_UCLIBC_LNXTHRD_NEW - -config LIBC_UCLIBC_LOCALES - bool - select LIBC_UCLIBC_WCHAR - prompt "Add support for locales" - help - Say y if you want uClibc to support localisation. - - Note that seems to be broken on recent uClibc releases. - -config LIBC_UCLIBC_IPV6 - bool - prompt "Add support for IPv6" - help - Say y if you want uClibc to support IPv6. - -config LIBC_UCLIBC_WCHAR - bool - prompt "Add support for WCHAR" - help - Say y if you want uClibc to support WCHAR. - - Maybe this is needed, if you're building a C++-Compiler - -config LIBC_UCLIBC_FENV - bool - prompt "Add support for fenv.h" - default y if ARCH_x86 - help - fenv.h provides functions to control the floating point environment, - such as rounding mode, exceptions... - - For some architectures, fenv.h is incomplete, so is not installed - by default. x86 is known to have a rather complete fenv.h, so it is - installed by default only for x86. - - If you need fenv.h on other architectures, say 'y' here, but you may - encounter some issues. - -config LIBC_UCLIBC_RPC - bool - prompt "Add support for RPC" - help - Enable support for remote procedure calls (RPC) in uClibc. - -if ARCH_arm -config LIBC_UCLIBC_USE_GNU_SUFFIX - bool - default y - prompt "Use -uclibcgnueabi suffix" - help - Depending on where the resulting toolchain will be used, you may need - to tweak the "system" part of the target tuple. Buildroot prefers - to have arm-*-linux-uclibcgnueabi; OpenEmbedded prefers - arm-*-linux-uclibceabi. Other tools seem to either accept both, or - don't care about the suffix. -endif diff --git a/config/target.in b/config/target.in index 1011ac92..b96a4c2c 100644 --- a/config/target.in +++ b/config/target.in @@ -402,8 +402,6 @@ config ARCH_FLOAT default "soft" if ARCH_FLOAT_SW default "softfp" if ARCH_FLOAT_SOFTFP -source "config/gen/arch.in.2" - config TARGET_USE_OVERLAY bool diff --git a/maintainer/addToolVersion.sh b/maintainer/addToolVersion.sh deleted file mode 100755 index 38c2e552..00000000 --- a/maintainer/addToolVersion.sh +++ /dev/null @@ -1,238 +0,0 @@ -#!/bin/sh -set -e - -# Adds a new version to one of the toolchain component -myname="$0" - -# Parse the tools' paths configuration -# It is expected that this script is only to be run from the -# source directory of crosstool-NG, so it is trivial to find -# paths.sh (we can't use ". paths.sh", as POSIX states that -# $PATH should be searched for, and $PATH most probably doe -# not include "."), hence the "./". -. "./paths.sh" - -doHelp() { - cat <<-EOF - Usage: ${myname} <--tool> <[options] version [...]> ... - 'tool' in one of: - gcc, binutils, glibc, uClibc, uClibc-ng, newlib, linux, gdb, - duma, strace, ltrace, libelf, gmp, mpfr, isl, cloog, mpc, - mingw-w64, expat, ncurses, musl, gettext, zlib, libiconv - - Valid options for all tools: - --stable, -s, +x (default) - mark the version as being stable (as opposed to experimental, below) - - --experimental, -x, +s - mark the version as being experimental (as opposed to stable, above) - - --current, -c, +o (default) - mark the version as being cuurent (as opposed to obsolete, below) - - --obsolete, -o, +c - mark the version as being obsolete (as opposed to current, above) - - Note: setting a new tool resets to the defaults: 'stable' and 'current'. - - 'version' is a valid version for the specified tool. - - Examples: - add stable current version 2.6.19.2 to linux kernel: - ${myname} --linux 2.6.19.2 - - add experimental obsolete version 2.3.5 and stable current versions 2.6.1 - and 2.6.2 to glibc, add stable obsolete version 3.3.3 to gcc: - ${myname} --glibc -x -o 2.3.5 -s -c 2.6.1 2.6.2 --gcc -o 3.3.3 -EOF -} - -# Extract field $3 from version $1 with separator $2 -getVersionField() { - local version="$1" - local sep="$2" - local field="$3" - - echo "${version}${sep}${sep}${sep}${sep}" |cut -d ${sep} -f ${field} -} - -# Effectively add a version to the specified tool -# $cat : tool category -# $tool : tool name -# $tool_prefix : tool directory prefix -# $EXP : set to non empty if experimental, to empty otherwise -# OBS : set to non empty if obsolete, to empty otherwise -# $1 : version string to add -addToolVersion() { - local version="$1" - local file="$2" - local config_ver_option - local exp_obs_prompt - local deps v ver_M ver_m ver_p - local SedExpr1 SedExpr2 - - [ -f "${file}" ] || return 0 - - v=$(echo "${version}" |"${sed}" -r -e 's/-/_/g; s/\./_/g;') - - config_ver_option="${cat}_V_${v}" - - # Check for existing version: it can be legitimitate for an end-user - # to try adding a new version if the one he/she wants is not listed. - # But it can be the case where the version is hidden behind either one - # of EXPERIMENTAL or OBSOLETE, so warn if the version is already listed. - if ${grep} -E "^config ${config_ver_option}$" "${file}" >/dev/null 2>&1; then - echo "'${tool}': version '${version}' already present:" - ${grep} -A1 -B0 -n \ - -E "^(config ${config_ver_option}| {4}prompt \"${version}\")$" \ - "${file}" /dev/null - return 0 - fi - - SedExpr1="${SedExpr1}config ${config_ver_option}\n" - SedExpr1="${SedExpr1} bool\n" - SedExpr1="${SedExpr1} prompt \"${version}" - case "${EXP},${OBS}" in - ,) ;; - ,*) exp_obs_prompt=" (OBSOLETE)" - deps=" depends on OBSOLETE" - ;; - *,) exp_obs_prompt=" (EXPERIMENTAL)" - deps=" depends on EXPERIMENTAL" - ;; - *) exp_obs_prompt=" (EXPERIMENTAL, OBSOLETE)" - deps=" depends on EXPERIMENTAL \\&\\& OBSOLETE" - ;; - esac - [ -n "${exp_obs_prompt}" ] && SedExpr1="${SedExpr1}${exp_obs_prompt}" - SedExpr1="${SedExpr1}\"" - [ -n "${deps}" ] && SedExpr1="${SedExpr1}\n${deps}" - case "${tool}" in - gcc) - # Extract 'M'ajor and 'm'inor from version string - ver_M=$(getVersionField "${version}" . 1) - ver_m=$(getVersionField "${version}" . 2) - if [ ${ver_M} -ge 4 ] && [ ${ver_m} -ge 2 ]; then - SedExpr1="${SedExpr1}\n select CC_GCC_${ver_M}_${ver_m}" - fi - ;; - binutils) - # Extract 'M'ajor, 'm'inor, sometimes 'p'atch from version string - # TODO: Rework this - ver_M=$(getVersionField "${version}" . 1) - ver_m=$(getVersionField "${version}" . 2) - ver_p=$(getVersionField "${version}" . 3) - if [ ${ver_M} -eq 2 -a ${ver_m} -eq 27 ]; then - SedExpr1="${SedExpr1}\n select BINUTILS_2_27_or_later" - elif [ ${ver_M} -eq 2 -a ${ver_m} -eq 26 ]; then - SedExpr1="${SedExpr1}\n select BINUTILS_2_26_or_later" - elif [ ${ver_M} -eq 2 -a ${ver_m} -eq 25 -a ${ver_p} -eq 1 ]; then - SedExpr1="${SedExpr1}\n select BINUTILS_2_25_1_or_later" - elif [ ${ver_M} -eq 2 -a ${ver_m} -eq 25 -a -z ${ver_p} ]; then - SedExpr1="${SedExpr1}\n select BINUTILS_2_25_or_later" - elif [ ${ver_M} -eq 2 -a ${ver_m} -eq 24 ]; then - SedExpr1="${SedExpr1}\n select BINUTILS_2_24_or_later" - elif [ ${ver_M} -eq 2 -a ${ver_m} -eq 23 -a ${ver_p} -eq 2 ]; then - SedExpr1="${SedExpr1}\n select BINUTILS_2_23_2_or_later" - fi - ;; - uClibc) - # uClibc-0.9.33.2 needs some love - ver_M=$(getVersionField "${version}" . 1) - ver_m=$(getVersionField "${version}" . 2) - ver_p=$(getVersionField "${version}" . 3) - if [ ${ver_M} -eq 0 -a ${ver_m} -eq 9 -a ${ver_p} -eq 33 ]; then - SedExpr1="${SedExpr1}\n select LIBC_UCLIBC_0_9_33_2_or_later" - fi - ;; - uClibc-ng) - # uClibc-ng-1.0.15 changed threading configuration, no longer compatible - # with the rest of uClibc gang. - ver_M=$(getVersionField "${version}" . 1) - ver_m=$(getVersionField "${version}" . 2) - ver_p=$(getVersionField "${version}" . 3) - if [ ${ver_M} -eq 1 -a ${ver_m} -eq 0 -a ${ver_p} -eq 15 ]; then - SedExpr1="${SedExpr1}\n select LIBC_UCLIBC_NG_1_0_15_or_later" - fi - ;; - gdb) - # gdb-7.0 and above have special handling - ver_M=$(getVersionField "${version}" . 1) - ver_m=$(getVersionField "${version}" . 2) - if [ ${ver_M} -ge 7 ]; then - if [ ${ver_m} -ge 2 ]; then - SedExpr1="${SedExpr1}\n select GDB_7_2_or_later" - else - SedExpr1="${SedExpr1}\n select GDB_7_0_or_later" - fi - fi - ;; - esac - SedExpr2=" default \"${version}\" if ${config_ver_option}" - "${sed}" -r -i -e 's/^(# CT_INSERT_VERSION_BELOW)$/\1\n\n'"${SedExpr1}"'/;' "${file}" - "${sed}" -r -i -e 's/^(# CT_INSERT_VERSION_STRING_BELOW)$/\1\n'"${SedExpr2}"'/;' "${file}" -} - -cat= -tool= -tool_prefix= -VERSION= -EXP= -OBS= - -if [ $# -eq 0 ]; then - doHelp - exit 1 -fi - -while [ $# -gt 0 ]; do - case "$1" in - # Tools: - --gcc) EXP=; OBS=; cat=CC_GCC; tool=gcc; tool_prefix=cc; dot2suffix=;; - --binutils) EXP=; OBS=; cat=BINUTILS; tool=binutils; tool_prefix=binutils; dot2suffix=;; - --glibc) EXP=; OBS=; cat=LIBC_GLIBC; tool=glibc; tool_prefix=libc; dot2suffix=;; - --uClibc) EXP=; OBS=; cat=LIBC_UCLIBC; tool=uClibc; tool_prefix=libc; dot2suffix=;; - --uClibc-ng)EXP=; OBS=; cat=LIBC_UCLIBC_NG; tool=uClibc; tool_prefix=libc; dot2suffix=;; - --newlib) EXP=; OBS=; cat=LIBC_NEWLIB; tool=newlib; tool_prefix=libc; dot2suffix=;; - --mingw-w64)EXP=; OBS=; cat=WINAPI; tool=mingw; tool_prefix=libc; dot2suffix=;; - --musl) EXP=; OBS=; cat=LIBC_MUSL; tool=musl; tool_prefix=libc; dot2suffix=;; - --linux) EXP=; OBS=; cat=KERNEL; tool=linux; tool_prefix=kernel; dot2suffix=;; - --gdb) EXP=; OBS=; cat=GDB; tool=gdb; tool_prefix=debug; dot2suffix=;; - --duma) EXP=; OBS=; cat=DUMA; tool=duma; tool_prefix=debug; dot2suffix=;; - --strace) EXP=; OBS=; cat=STRACE; tool=strace; tool_prefix=debug; dot2suffix=;; - --ltrace) EXP=; OBS=; cat=LTRACE; tool=ltrace; tool_prefix=debug; dot2suffix=;; - --gmp) EXP=; OBS=; cat=GMP; tool=gmp; tool_prefix=companion_libs; dot2suffix=;; - --mpfr) EXP=; OBS=; cat=MPFR; tool=mpfr; tool_prefix=companion_libs; dot2suffix=;; - --isl) EXP=; OBS=; cat=ISL; tool=isl; tool_prefix=companion_libs; dot2suffix=;; - --cloog) EXP=; OBS=; cat=CLOOG; tool=cloog; tool_prefix=companion_libs; dot2suffix=;; - --mpc) EXP=; OBS=; cat=MPC; tool=mpc; tool_prefix=companion_libs; dot2suffix=;; - --libelf) EXP=; OBS=; cat=LIBELF; tool=libelf; tool_prefix=companion_libs; dot2suffix=;; - --expat) EXP=; OBS=; cat=EXPAT; tool=expat; tool_prefix=companion_libs; dot2suffix=;; - --ncurses) EXP=; OBS=; cat=NCURSES; tool=ncurses; tool_prefix=companion_libs; dot2suffix=;; - --gettext) EXP=; OBS=; cat=GETTEXT; tool=gettext; tool_prefix=companion_libs; dot2suffix=;; - --libiconv) EXP=; OBS=; cat=LIBICONV; tool=libiconv; tool_prefix=companion_libs; dot2suffix=;; - --zlib) EXP=; OBS=; cat=ZLIB; tool=zlib; tool_prefix=companion_tools; dot2suffix=;; - --make) EXP=; OBS=; cat=MAKE; tool=make; tool_prefix=companion_tools; dot2suffix=;; - --m4) EXP=; OBS=; cat=M4; tool=m4; tool_prefix=companion_tools; dot2suffix=;; - --autoconf) EXP=; OBS=; cat=AUTOCONF; tool=autoconf; tool_prefix=companion_tools; dot2suffix=;; - --automake) EXP=; OBS=; cat=AUTOMAKE; tool=automake; tool_prefix=companion_tools; dot2suffix=;; - --libtool) EXP=; OBS=; cat=LIBTOOL; tool=libtool; tool_prefix=companion_tools; dot2suffix=;; - - # Tools options: - -x|--experimental|+s) EXP=1;; - -s|--stable|+x) EXP=;; - -o|--obsolete|+c) OBS=1;; - -c|--current|+o) OBS=;; - - # Misc: - -h|--help) doHelp; exit 0;; - -*) echo "Unknown option: '$1' (use -h/--help for help)."; exit 1;; - - # Version string: - *) [ -n "${tool}" ] || { doHelp; exit 1; } - file_base="config/${tool_prefix}/${tool}.in" - addToolVersion "$1" "${file_base}${dot2suffix}" - ;; - esac - shift -done diff --git a/maintainer/gen-kconfig.sh b/maintainer/gen-kconfig.sh deleted file mode 100755 index 096599ca..00000000 --- a/maintainer/gen-kconfig.sh +++ /dev/null @@ -1,160 +0,0 @@ -#!/bin/bash - -set -e - -# Accept overrides from command line if needed -sed=${SED:-sed} -grep=${GREP:-grep} - -# Generate either a choice or a menuconfig with the specified entries. -# -# Usage: -# generate a choice: -# gen_choice