crosstool-ng/scripts/functions

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# This file contains some usefull common functions -*- sh -*-
# Copyright 2007 Yann E. MORIN
# Licensed under the GPL v2. See COPYING in the root of this package
# Prepare the fault handler
CT_OnError() {
local ret=$?
local intro
local file line func
local step step_depth
# To avoid printing the backtace for each sub-shell
# up to the top-level, just remember we've dumped it
if [ ! -f "${CT_BUILD_DIR}/backtrace" ]; then
touch "${CT_BUILD_DIR}/backtrace"
# Print steps backtrace
step_depth=${CT_STEP_COUNT}
CT_STEP_COUNT=1 # To have a zero-indentation
CT_DoLog ERROR ""
CT_DoLog ERROR ">>"
intro="Build failed"
for((step=step_depth; step>0; step--)); do
CT_DoLog ERROR ">> ${intro} in step '${CT_STEP_MESSAGE[${step}]}'"
intro=" called"
done
# Print functions backtrace
intro="Error happened in"
CT_DoLog ERROR ">>"
for((depth=1; ${BASH_LINENO[$((${depth}-1))]}>0; depth++)); do
file="${BASH_SOURCE[${depth}]#${CT_LIB_DIR}/}"
func="${FUNCNAME[${depth}]}"
line="@${BASH_LINENO[${depth}-1]:-?}"
CT_DoLog ERROR ">> ${intro}: ${func}[${file}${line}]"
intro=" called from"
done
fi
# And finally, in top-level shell, print some hints
if [ ${BASH_SUBSHELL} -eq 0 ]; then
# Help diagnose the error
CT_STEP_COUNT=1 # To have a zero-indentation
CT_DoLog ERROR ">>"
if [ "${CT_LOG_TO_FILE}" = "y" ]; then
CT_DoLog ERROR ">> For more info on this error, look at the file: '${tmp_log_file#${CT_TOP_DIR}/}'"
fi
CT_DoLog ERROR ">> There is a list of known issues, some with workarounds, in:"
CT_DoLog ERROR ">> '${CT_DOC_DIR#${CT_TOP_DIR}/}/B - Known issues.txt'"
CT_DoLog ERROR ""
CT_DoEnd ERROR
rm -f "${CT_BUILD_DIR}/backtrace"
fi
exit $ret
}
# Install the fault handler
trap CT_OnError ERR
# Inherit the fault handler in subshells and functions
set -E
# Make pipes fail on the _first_ failed command
# Not supported on bash < 3.x, but we need it, so drop the obsoleting bash-2.x
set -o pipefail
# Don't hash commands' locations, and search every time it is requested.
# This is slow, but needed because of the static/shared core gcc which shall
# always match to shared if it exists, and only fallback to static if the
# shared is not found
set +o hashall
# Log policy:
# - first of all, save stdout so we can see the live logs: fd #6
exec 6>&1
# - then point stdout to the log file
tmp_log_file="${CT_TOP_DIR}/build.log"
rm -f "${tmp_log_file}"
exec >>"${tmp_log_file}"
# The different log levels:
CT_LOG_LEVEL_ERROR=0
CT_LOG_LEVEL_WARN=1
CT_LOG_LEVEL_INFO=2
CT_LOG_LEVEL_EXTRA=3
CT_LOG_LEVEL_CFG=4
CT_LOG_LEVEL_FILE=5
CT_LOG_LEVEL_STATE=6
CT_LOG_LEVEL_ALL=7
CT_LOG_LEVEL_DEBUG=8
# Make it easy to use \n and !
CR=$(printf "\n")
BANG='!'
# A function to log what is happening
# Different log level are available:
# - ERROR: A serious, fatal error occurred
# - WARN: A non fatal, non serious error occurred, take your responsbility with the generated build
# - INFO: Informational messages
# - EXTRA: Extra informational messages
# - CFG: Output of various "./configure"-type scripts
# - FILE: File / archive unpacking.
# - STATE: State save & restore
# - ALL: Component's build messages
# - DEBUG: Internal debug messages
# Usage: CT_DoLog <level> [message]
# If message is empty, then stdin will be logged.
CT_DoLog() {
local max_level LEVEL level cur_l cur_L
local l
eval max_level="\${CT_LOG_LEVEL_${CT_LOG_LEVEL_MAX}}"
# Set the maximum log level to DEBUG if we have none
[ -z "${max_level}" ] && max_level=${CT_LOG_LEVEL_DEBUG}
LEVEL="$1"; shift
eval level="\${CT_LOG_LEVEL_${LEVEL}}"
if [ $# -eq 0 ]; then
cat -
else
printf "%s\n" "${*}"
fi |( IFS="${CR}" # We want the full lines, even leading spaces
_prog_bar_cpt=0
_prog_bar[0]='/'
_prog_bar[1]='-'
_prog_bar[2]='\'
_prog_bar[3]='|'
indent=$((2*CT_STEP_COUNT))
while read line; do
case "${CT_LOG_SEE_TOOLS_WARN},${line}" in
y,*"warning:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
y,*"WARNING:"*) cur_L=WARN; cur_l=${CT_LOG_LEVEL_WARN};;
*"error:"*) cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
*"make["*"]: *** ["*) cur_L=ERROR; cur_l=${CT_LOG_LEVEL_ERROR};;
*) cur_L="${LEVEL}"; cur_l="${level}";;
esac
# There will always be a log file (stdout, fd #1), be it /dev/null
printf "[%-5s]%*s%s%s\n" "${cur_L}" "${indent}" " " "${line}"
if [ ${cur_l} -le ${max_level} ]; then
# Only print to console (fd #6) if log level is high enough.
printf "${CT_LOG_PROGRESS_BAR:+\r}[%-5s]%*s%s%s\n" "${cur_L}" "${indent}" " " "${line}" >&6
2007-05-09 13:11:04 +00:00
fi
if [ "${CT_LOG_PROGRESS_BAR}" = "y" ]; then
printf "\r[%02d:%02d] %s " $((SECONDS/60)) $((SECONDS%60)) "${_prog_bar[$((_prog_bar_cpt/10))]}" >&6
_prog_bar_cpt=$(((_prog_bar_cpt+1)%40))
fi
done
)
return 0
}
# Execute an action, and log its messages
# It is possible to even log local variable assignments (a-la: var=val ./cmd opts)
# Usage: CT_DoExecLog <level> [VAR=val...] <command> [parameters...]
CT_DoExecLog() {
local level="$1"
shift
(
for i in "$@"; do
tmp_log+="'${i}' "
done
while true; do
case "${1}" in
*=*) eval export "'${1}'"; shift;;
*) break;;
esac
done
CT_DoLog DEBUG "==> Executing: ${tmp_log}"
"${@}" 2>&1 |CT_DoLog "${level}"
)
# Catch failure of the sub-shell
[ $? -eq 0 ]
}
# Tail message to be logged whatever happens
# Usage: CT_DoEnd <level>
CT_DoEnd()
{
local level="$1"
CT_STOP_DATE=$(CT_DoDate +%s%N)
CT_STOP_DATE_HUMAN=$(CT_DoDate +%Y%m%d.%H%M%S)
if [ "${level}" != "ERROR" ]; then
CT_DoLog "${level:-INFO}" "Build completed at ${CT_STOP_DATE_HUMAN}"
fi
elapsed=$((CT_STOP_DATE-CT_STAR_DATE))
elapsed_min=$((elapsed/(60*1000*1000*1000)))
elapsed_sec=$(printf "%02d" $(((elapsed%(60*1000*1000*1000))/(1000*1000*1000))))
elapsed_csec=$(printf "%02d" $(((elapsed%(1000*1000*1000))/(10*1000*1000))))
CT_DoLog ${level:-INFO} "(elapsed: ${elapsed_min}:${elapsed_sec}.${elapsed_csec})"
}
# Remove entries referring to . and other relative paths
# Usage: CT_SanitizePath
CT_SanitizePath() {
local new
local p
local IFS=:
for p in $PATH; do
# Only accept absolute paths;
# Note: as a special case the empty string in PATH is equivalent to .
if [ -n "${p}" -a -z "${p%%/*}" ]; then
new="${new}${new:+:}${p}"
fi
done
PATH="${new}"
}
# Sanitise the directory name contained in the variable passed as argument:
# - remove duplicate /
# Usage: CT_SanitiseVarDir CT_PREFIX_DIR
CT_SanitiseVarDir() {
local var
local old_dir
local new_dir
for var in "$@"; do
eval "old_dir=\"\${${var}}\""
new_dir="$( printf "${old_dir}" \
|sed -r -e 's:/+:/:g;' \
)"
eval "${var}=\"${new_dir}\""
CT_DoLog DEBUG "Sanitised '${var}': '${old_dir}' -> '${new_dir}'"
done
}
# Abort the execution with an error message
# Usage: CT_Abort <message>
CT_Abort() {
CT_DoLog ERROR "$1"
exit 1
}
# Test a condition, and print a message if satisfied
# Usage: CT_Test <message> <tests>
CT_Test() {
local ret
local m="$1"
shift
CT_DoLog DEBUG "Testing '! ( $* )'"
test "$@" && CT_DoLog WARN "$m"
return 0
}
# Test a condition, and abort with an error message if satisfied
# Usage: CT_TestAndAbort <message> <tests>
CT_TestAndAbort() {
local m="$1"
shift
CT_DoLog DEBUG "Testing '! ( $* )'"
test "$@" && CT_Abort "$m"
return 0
}
# Test a condition, and abort with an error message if not satisfied
# Usage: CT_TestAndAbort <message> <tests>
CT_TestOrAbort() {
local m="$1"
shift
CT_DoLog DEBUG "Testing '$*'"
test "$@" || CT_Abort "$m"
return 0
}
# Test the presence of a tool, or abort if not found
# Usage: CT_HasOrAbort <tool>
CT_HasOrAbort() {
CT_TestAndAbort "'${1}' not found and needed for successful toolchain build." -z "$(CT_Which "${1}")"
return 0
}
# Search a program: wrap "which" for those system where
# "which" verbosely says there is no match (Mandriva is
# such a sucker...)
# Usage: CT_Which <filename>
CT_Which() {
which "$1" 2>/dev/null || true
}
# Get current date with nanosecond precision
# On those system not supporting nanosecond precision, faked with rounding down
# to the highest entire second
# Usage: CT_DoDate <fmt>
CT_DoDate() {
date "$1" |sed -r -e 's/%?N$/000000000/;'
}
CT_STEP_COUNT=1
CT_STEP_MESSAGE[${CT_STEP_COUNT}]="(top-level)"
# Memorise a step being done so that any error is caught
# Usage: CT_DoStep <loglevel> <message>
CT_DoStep() {
local start=$(CT_DoDate +%s%N)
CT_DoLog "$1" "================================================================="
CT_DoLog "$1" "$2"
CT_STEP_COUNT=$((CT_STEP_COUNT+1))
CT_STEP_LEVEL[${CT_STEP_COUNT}]="$1"; shift
CT_STEP_START[${CT_STEP_COUNT}]="${start}"
CT_STEP_MESSAGE[${CT_STEP_COUNT}]="$1"
return 0
}
# End the step just being done
# Usage: CT_EndStep
CT_EndStep() {
local stop=$(CT_DoDate +%s%N)
local duration=$(printf "%032d" $((stop-${CT_STEP_START[${CT_STEP_COUNT}]})) |sed -r -e 's/([[:digit:]]{2})[[:digit:]]{7}$/\.\1/; s/^0+//; s/^\./0\./;')
local elapsed=$(printf "%02d:%02d" $((SECONDS/60)) $((SECONDS%60)))
local level="${CT_STEP_LEVEL[${CT_STEP_COUNT}]}"
local message="${CT_STEP_MESSAGE[${CT_STEP_COUNT}]}"
CT_STEP_COUNT=$((CT_STEP_COUNT-1))
CT_DoLog "${level}" "${message}: done in ${duration}s (at ${elapsed})"
return 0
}
# Pushes into a directory, and pops back
CT_Pushd() {
pushd "$1" >/dev/null 2>&1
}
CT_Popd() {
popd >/dev/null 2>&1
}
# Creates a temporary directory
# $1: variable to assign to
# Usage: CT_MktempDir foo
CT_MktempDir() {
# Some mktemp do not allow more than 6 Xs
eval "$1"=$(mktemp -q -d "${CT_BUILD_DIR}/tmp.XXXXXX")
CT_TestOrAbort "Could not make temporary directory" -n "${!1}" -a -d "${!1}"
CT_DoLog DEBUG "Made temporary directory '${!1}'"
return 0
}
# Removes one or more directories, even if it is read-only, or its parent is
# Usage: CT_DoForceRmdir dir [...]
CT_DoForceRmdir() {
local dir
local mode
for dir in "${@}"; do
[ -d "${dir}" ] || continue
case "$CT_SYS_OS" in
Linux|CYGWIN*)
mode="$(stat -c '%a' "$(dirname "${dir}")")"
;;
Darwin|*BSD)
mode="$(stat -f '%Lp' "$(dirname "${dir}")")"
;;
*)
CT_Abort "Unhandled host OS $CT_SYS_OS"
;;
esac
CT_DoExecLog ALL chmod u+w "$(dirname "${dir}")"
CT_DoExecLog ALL chmod -R u+w "${dir}"
CT_DoExecLog ALL rm -rf "${dir}"
CT_DoExecLog ALL chmod ${mode} "$(dirname "${dir}")"
done
}
# Echoes the specified string on stdout until the pipe breaks.
# Doesn't fail
# $1: string to echo
# Usage: CT_DoYes "" |make oldconfig
CT_DoYes() {
yes "$1" || true
}
# Add the specified directory to LD_LIBRARY_PATH, and export it
# If the specified patch is already present, just export
# $1: path to add
# $2: add as 'first' or 'last' path, 'first' is assumed if $2 is empty
# Usage CT_SetLibPath /some/where/lib [first|last]
CT_SetLibPath() {
local path="$1"
local pos="$2"
case ":${LD_LIBRARY_PATH}:" in
*:"${path}":*) ;;
*) case "${pos}" in
last)
CT_DoLog DEBUG "Adding '${path}' at end of LD_LIBRARY_PATH"
LD_LIBRARY_PATH="${LD_LIBRARY_PATH:+${LD_LIBRARY_PATH}:}${path}"
;;
first|"")
CT_DoLog DEBUG "Adding '${path}' at start of LD_LIBRARY_PATH"
LD_LIBRARY_PATH="${path}${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}"
;;
*)
CT_Abort "Incorrect position '${pos}' to add '${path}' to LD_LIBRARY_PATH"
;;
esac
;;
esac
CT_DoLog DEBUG "==> LD_LIBRARY_PATH='${LD_LIBRARY_PATH}'"
export LD_LIBRARY_PATH
}
# Build up the list of allowed tarball extensions
# Add them in the prefered order; most preferred comes first
CT_DoListTarballExt() {
if [ "${CT_CONFIGURE_has_xzutils}" = "y" ]; then
printf ".tar.xz\n"
fi
if [ "${CT_CONFIGURE_has_lzma}" = "y" \
-o "${CT_CONFIGURE_has_xzutils}" = "y" ]; then
printf ".tar.lzma\n"
fi
printf ".tar.bz2\n"
printf ".tar.gz\n.tgz\n"
printf ".tar\n"
}
# Get the file name extension of a component
# Usage: CT_GetFileExtension <component_name-component_version> [extension]
# If found, echoes the extension to stdout, and return 0
# If not found, echoes nothing on stdout, and return !0.
CT_GetFileExtension() {
local ext
local file="$1"
shift
local first_ext="$1"
# we need to also check for an empty extension for those very
# peculiar components that don't have one (such as sstrip from
# buildroot).
for ext in ${first_ext} $(CT_DoListTarballExt) /.git ''; do
if [ -e "${CT_TARBALLS_DIR}/${file}${ext}" ]; then
echo "${ext}"
exit 0
fi
done
exit 1
}
# Try to retrieve the specified URL (HTTP or FTP)
# Usage: CT_DoGetFile <URL>
# This functions always returns true (0), as it can be legitimate not
# to find the requested URL (think about snapshots, different layouts
# for different gcc versions, etc...).
CT_DoGetFile() {
local url="${1}"
local dest="${CT_TARBALLS_DIR}/${url##*/}"
local tmp="${dest}.tmp-dl"
# Remove potential left-over from a previous run
rm -f "${tmp}"
# We also retry a few times, in case there is a transient error (eg. behind
# a dynamic IP that changes during the transfer...)
# With automated download as we are doing, it can be very dangerous to
# continue the downloads. It's far better to simply overwrite the
# destination file.
# Some company networks have firewalls to connect to the internet, but it's
# not easy to detect them, so force a global ${CT_CONNECT_TIMEOUT}-second
# timeout.
# For curl, no good progress indicator is available. So, be silent.
if CT_DoExecLog ALL curl --ftp-pasv \
--retry 3 \
--connect-timeout ${CT_CONNECT_TIMEOUT} \
--location --fail --silent \
--output "${tmp}" \
"${url}"
then
# Success, we got it, good!
mv "${tmp}" "${dest}"
else
# Woops...
rm -f "${tmp}"
fi
}
# This function tries to retrieve a tarball form a local directory
# Usage: CT_GetLocal <basename> [.extension]
CT_GetLocal() {
local basename="$1"
local first_ext="$2"
local ext
# Do we already have it in *our* tarballs dir?
if ext="$( CT_GetFileExtension "${basename}" ${first_ext} )"; then
CT_DoLog DEBUG "Already have '${basename}'"
return 0
fi
if [ -n "${CT_LOCAL_TARBALLS_DIR}" ]; then
CT_DoLog DEBUG "Trying to retrieve an already downloaded copy of '${basename}'"
# We'd rather have a bzip2'ed tarball, then gzipped tarball, plain tarball,
# or, as a failover, a file without extension.
for ext in ${first_ext} $(CT_DoListTarballExt) ''; do
CT_DoLog DEBUG "Trying '${CT_LOCAL_TARBALLS_DIR}/${basename}${ext}'"
if [ -r "${CT_LOCAL_TARBALLS_DIR}/${basename}${ext}" -a \
"${CT_FORCE_DOWNLOAD}" != "y" ]; then
CT_DoLog DEBUG "Got '${basename}' from local storage"
CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${basename}${ext}" "${CT_TARBALLS_DIR}/${basename}${ext}"
return 0
fi
done
fi
return 1
}
# This function saves the specified to local storage if possible,
# and if so, symlinks it for later usage
# Usage: CT_SaveLocal </full/path/file.name>
CT_SaveLocal() {
local file="$1"
local basename="${file##*/}"
if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
CT_DoLog EXTRA "Saving '${basename}' to local storage"
# The file may already exist if downloads are forced: remove it first
CT_DoExecLog ALL rm -f "${CT_LOCAL_TARBALLS_DIR}/${basename}"
CT_DoExecLog ALL mv -f "${file}" "${CT_LOCAL_TARBALLS_DIR}"
CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${basename}" "${file}"
fi
}
# Download the file from one of the URLs passed as argument
# Usage: CT_GetFile <basename> [.extension] <url> [url ...]
CT_GetFile() {
local ext
local -a URLS
local url
local file="$1"
local first_ext
shift
# If next argument starts with a dot, then this is not an URL,
# and we can consider that it is a preferred extension.
case "$1" in
.*) first_ext="$1"
shift
;;
esac
# Does it exist localy?
if CT_GetLocal "${file}" ${first_ext}; then
return 0
fi
# No, it does not...
# Try to retrieve the file
CT_DoLog EXTRA "Retrieving '${file}'"
Transform LAN_MIRROR into plain MIRROR: - it does not have to be in the LAN - offer mirror preference over upstream - if selected, the mirror will be scanned before upstream servers - if not selected, upstream servers will be scanned before the mirror - I've set up such an internet-accessible mirror - uClibc snapshot available - MPFR releases available (the MPFR site is down from time to time) - update all samples to use my mirror as a failover /trunk/scripts/functions | 45 16 29 0 +++++-------- /trunk/samples/x86_64-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/sh4-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/armeb-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-elf/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-linux-gnueabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/ia64-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/x86_64-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/armeb-unknown-linux-gnueabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-e500v2-linux-gnuspe/crosstool.config | 8 7 1 0 ++ /trunk/samples/i686-nptl-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/mips-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-linux-uclibcgnueabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/armeb-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-unknown_nofpu-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/i586-geode-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-405-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/armeb-unknown-linux-uclibcgnueabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/mipsel-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-eabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/alphaev56-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-860-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/config/global/download.in | 42 25 17 0 +++++++----- 27 files changed, 216 insertions(+), 71 deletions(-)
2008-10-31 18:27:27 +00:00
# Add URLs on the LAN mirror
if [ "${CT_USE_MIRROR}" = "y" ]; then
CT_TestOrAbort "Please set the mirror base URL" -n "${CT_MIRROR_BASE_URL}"
URLS+=( "${CT_MIRROR_BASE_URL}/${file%-*}" )
URLS+=( "${CT_MIRROR_BASE_URL}" )
fi
if [ "${CT_FORBID_DOWNLOAD}" != "y" ]; then
URLS+=( "${@}" )
fi
Transform LAN_MIRROR into plain MIRROR: - it does not have to be in the LAN - offer mirror preference over upstream - if selected, the mirror will be scanned before upstream servers - if not selected, upstream servers will be scanned before the mirror - I've set up such an internet-accessible mirror - uClibc snapshot available - MPFR releases available (the MPFR site is down from time to time) - update all samples to use my mirror as a failover /trunk/scripts/functions | 45 16 29 0 +++++-------- /trunk/samples/x86_64-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/sh4-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/armeb-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-elf/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-linux-gnueabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/ia64-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/x86_64-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/armeb-unknown-linux-gnueabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-e500v2-linux-gnuspe/crosstool.config | 8 7 1 0 ++ /trunk/samples/i686-nptl-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/mips-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-linux-uclibcgnueabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/armeb-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-unknown_nofpu-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/i586-geode-linux-uclibc/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-405-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/armeb-unknown-linux-uclibcgnueabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/mipsel-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/arm-unknown-eabi/crosstool.config | 8 7 1 0 ++ /trunk/samples/alphaev56-unknown-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/samples/powerpc-860-linux-gnu/crosstool.config | 8 7 1 0 ++ /trunk/config/global/download.in | 42 25 17 0 +++++++----- 27 files changed, 216 insertions(+), 71 deletions(-)
2008-10-31 18:27:27 +00:00
# Scan all URLs in turn, and try to grab a tarball from there
# Do *not* try git trees (ext=/.git), this is handled in a specific
# wrapper, below
for ext in ${first_ext} $(CT_DoListTarballExt) ''; do
# Try all urls in turn
for url in "${URLS[@]}"; do
[ -n "${url}" ] || continue
CT_DoLog DEBUG "Trying '${url}/${file}${ext}'"
CT_DoGetFile "${url}/${file}${ext}"
if [ -f "${CT_TARBALLS_DIR}/${file}${ext}" ]; then
CT_DoLog DEBUG "Got '${file}' from the Internet"
CT_SaveLocal "${CT_TARBALLS_DIR}/${file}${ext}"
return 0
fi
done
done
# Just return error, someone may want to catch and handle the error
# (eg. glibc/eglibc add-ons can be missing).
return 1
}
# Checkout from CVS, and build the associated tarball
# The tarball will be called ${basename}.tar.bz2
# Prerequisite: either the server does not require password,
# or the user must already be logged in.
# 'tag' is the tag to retrieve. Must be specified, but can be empty.
# If dirname is specified, then module will be renamed to dirname
# prior to building the tarball.
# Usage: CT_GetCVS <basename> <url> <module> <tag> [dirname[=subdir]]
# Note: if '=subdir' is given, then it is used instead of 'module'.
CT_GetCVS() {
local basename="$1"
local uri="$2"
local module="$3"
local tag="${4:+-r ${4}}"
local dirname="$5"
local tmp_dir
# First try locally, then the mirror
if CT_GetFile "${basename}"; then
# Got it! Return early! :-)
return 0
fi
if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
CT_DoLog WARN "Downloads forbidden, not trying cvs retrieval"
return 1
fi
CT_MktempDir tmp_dir
CT_Pushd "${tmp_dir}"
CT_DoExecLog ALL cvs -z 9 -d "${uri}" co -P ${tag} "${module}"
if [ -n "${dirname}" ]; then
case "${dirname}" in
*=*)
CT_DoExecLog DEBUG mv "${dirname#*=}" "${dirname%%=*}"
CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${basename}.tar.bz2" "${dirname%%=*}"
;;
*)
CT_DoExecLog ALL mv "${module}" "${dirname}"
CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${basename}.tar.bz2" "${dirname:-${module}}"
;;
esac
fi
CT_SaveLocal "${CT_TARBALLS_DIR}/${basename}.tar.bz2"
CT_Popd
CT_DoExecLog ALL rm -rf "${tmp_dir}"
}
# Check out from SVN, and build the associated tarball
# The tarball will be called ${basename}.tar.bz2
# Prerequisite: either the server does not require password,
# or the user must already be logged in.
# 'rev' is the revision to retrieve
# Usage: CT_GetSVN <basename> <url> [rev]
CT_GetSVN() {
local basename="$1"
local uri="$2"
local rev="$3"
# First try locally, then the mirror
if CT_GetFile "${basename}"; then
# Got it! Return early! :-)
return 0
fi
if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
CT_DoLog WARN "Downloads forbidden, not trying svn retrieval"
return 1
fi
CT_MktempDir tmp_dir
CT_Pushd "${tmp_dir}"
if ! CT_DoExecLog ALL svn export ${rev:+-r ${rev}} "${uri}" "${basename}"; then
CT_DoLog WARN "Could not retrieve '${basename}'"
return 1
fi
CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${basename}.tar.bz2" "${basename}"
CT_SaveLocal "${CT_TARBALLS_DIR}/${basename}.tar.bz2"
CT_Popd
CT_DoExecLog ALL rm -rf "${tmp_dir}"
}
# Clone a git tree
# Tries the given URLs in turn until one can get cloned. No tarball will be created.
# Prerequisites: either the server does not require password,
# or the user has already taken any action to authenticate to the server.
# The cloned tree will *not* be stored in the local tarballs dir!
# Usage: CT_GetGit <basename> <url [url ...]>
CT_GetGit() {
local basename="$1"; shift
local url
local cloned=0
if [ "${CT_FORBID_DOWNLOAD}" = "y" ]; then
CT_DoLog WARN "Downloads forbidden, not trying git retrieval"
return 1
fi
# Do we have it in our tarballs dir?
if [ -d "${CT_TARBALLS_DIR}/${basename}/.git" ]; then
CT_DoLog EXTRA "Updating git tree '${basename}'"
CT_Pushd "${CT_TARBALLS_DIR}/${basename}"
CT_DoExecLog ALL git pull
CT_Popd
else
CT_DoLog EXTRA "Retrieving git tree '${basename}'"
for url in "${@}"; do
CT_DoLog ALL "Trying to clone from '${url}'"
CT_DoForceRmdir "${CT_TARBALLS_DIR}/${basename}"
if git clone "${url}" "${CT_TARBALLS_DIR}/${basename}" 2>&1 |CT_DoLog ALL; then
cloned=1
break
fi
done
CT_TestOrAbort "Could not clone '${basename}'" ${cloned} -ne 0
fi
}
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# Extract a tarball
# Some tarballs need to be extracted in specific places. Eg.: glibc addons
# must be extracted in the glibc directory; uCLibc locales must be extracted
# in the extra/locale sub-directory of uClibc. This is taken into account
# by the caller, that did a 'cd' into the correct path before calling us
# and sets nochdir to 'nochdir'.
# Note also that this function handles the git trees!
# Usage: CT_Extract <basename> [nochdir] [options]
# where 'options' are dependent on the source (eg. git branch/tag...)
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CT_Extract() {
local nochdir="$1"
local basename
local ext
local lzma_prog
local -a tar_opts
if [ "${nochdir}" = "nochdir" ]; then
shift
nochdir="$(pwd)"
else
nochdir="${CT_SRC_DIR}"
fi
basename="$1"
shift
if ! ext="$(CT_GetFileExtension "${basename}")"; then
CT_DoLog WARN "'${basename}' not found in '${CT_TARBALLS_DIR}'"
return 1
fi
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local full_file="${CT_TARBALLS_DIR}/${basename}${ext}"
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# Check if already extracted
if [ -e "${CT_SRC_DIR}/.${basename}.extracted" ]; then
CT_DoLog DEBUG "Already extracted '${basename}'"
return 0
fi
# Check if previously partially extracted
if [ -e "${CT_SRC_DIR}/.${basename}.extracting" ]; then
CT_DoLog ERROR "The '${basename}' sources were partially extracted."
CT_DoLog ERROR "Please remove first:"
CT_DoLog ERROR " - the source dir for '${basename}', in '${CT_SRC_DIR}'"
CT_DoLog ERROR " - the file '${CT_SRC_DIR}/.${basename}.extracting'"
CT_Abort "I'll stop now to avoid any carnage..."
fi
CT_DoExecLog DEBUG touch "${CT_SRC_DIR}/.${basename}.extracting"
CT_Pushd "${nochdir}"
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CT_DoLog EXTRA "Extracting '${basename}'"
CT_DoExecLog FILE mkdir -p "${basename}"
tar_opts=( "--strip-components=1" )
tar_opts+=( "-C" "${basename}" )
tar_opts+=( "-xv" )
# One note here:
# - lzma can be handled either with 'xz' or 'lzma'
# - we get lzma tarball only if either or both are available
# - so, if we get an lzma tarball, and either 'xz' or 'lzma' is
# missing, we can assume the other is available
if [ "${CT_CONFIGURE_has_lzma}" = "y" ]; then
lzma_prog="lzma -fdc"
else
lzma_prog="xz -fdc"
fi
case "${ext}" in
.tar.xz) xz -fdc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
.tar.lzma) ${lzma_prog} "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
.tar.bz2) bzip2 -dc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
.tar.gz|.tgz) gzip -dc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
.tar) CT_DoExecLog FILE tar "${tar_opts[@]}" -f "${full_file}";;
/.git) CT_ExtractGit "${basename}" "${@}";;
*) CT_DoLog WARN "Don't know how to handle '${basename}${ext}': unknown extension"
return 1
;;
esac
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# Don't mark as being extracted for git
case "${ext}" in
/.git) ;;
*) CT_DoExecLog DEBUG touch "${CT_SRC_DIR}/.${basename}.extracted";;
esac
CT_DoExecLog DEBUG rm -f "${CT_SRC_DIR}/.${basename}.extracting"
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CT_Popd
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}
# Create a working git clone of a local git repository
# Usage: CT_ExtractGit <basename> [ref]
# where 'ref' is the reference to use:
# the full name of a branch, like "remotes/origin/branch_name"
# a date as understandable by git, like "YYYY-MM-DD[ hh[:mm[:ss]]]"
# a tag name
# If 'ref' is not given, the current repository HEAD will be used
CT_ExtractGit() {
local basename="${1}"
local ref="${2}"
local repo
local ref_type
# pushd now to be able to get git revlist in case ref is a date
repo="${CT_TARBALLS_DIR}/${basename}"
CT_Pushd "${repo}"
# What kind of reference is ${ref} ?
if [ -z "${ref}" ]; then
ref_type=head
ref=$(git rev-list -n1 HEAD)
elif git tag |grep -E "^${ref}$" >/dev/null 2>&1; then
ref_type=tag
elif git branch -a --no-color |grep -E "^. ${ref}$" >/dev/null 2>&1; then
ref_type=branch
elif date -d "${ref}" >/dev/null 2>&1; then
ref_type=date
ref=$(git rev-list -n1 --before="${ref}")
else
CT_Abort "Reference '${ref}' is an incorrect git reference: neither tag, branch nor date"
fi
CT_Popd
CT_DoExecLog FILE rmdir "${basename}"
case "${ref_type}" in
branch) CT_DoExecLog FILE git clone -b "${ref}" "${repo}" "${basename}" ;;
*) CT_DoExecLog FILE git clone "${repo}" "${basename}"
CT_Pushd "${basename}"
CT_DoExecLog FILE git checkout "${ref}"
CT_Popd
;;
esac
}
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# Patches the specified component
# See CT_Extract, above, for explanations on 'nochdir'
# Usage: CT_Patch [nochdir] <packagename> <packageversion>
# If the package directory is *not* packagename-packageversion, then
# the caller must cd into the proper directory first, and call us
# with nochdir
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CT_Patch() {
local nochdir="$1"
local pkgname
local version
local pkgdir
local base_file
local ver_file
local d
local -a patch_dirs
local bundled_patch_dir
local local_patch_dir
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if [ "${nochdir}" = "nochdir" ]; then
shift
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pkgname="$1"
version="$2"
pkgdir="${pkgname}-${version}"
nochdir="$(pwd)"
else
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pkgname="$1"
version="$2"
pkgdir="${pkgname}-${version}"
nochdir="${CT_SRC_DIR}/${pkgdir}"
fi
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# Check if already patched
if [ -e "${CT_SRC_DIR}/.${pkgdir}.patched" ]; then
CT_DoLog DEBUG "Already patched '${pkgdir}'"
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return 0
fi
# Check if already partially patched
if [ -e "${CT_SRC_DIR}/.${pkgdir}.patching" ]; then
CT_DoLog ERROR "The '${pkgdir}' sources were partially patched."
CT_DoLog ERROR "Please remove first:"
CT_DoLog ERROR " - the source dir for '${pkgdir}', in '${CT_SRC_DIR}'"
CT_DoLog ERROR " - the file '${CT_SRC_DIR}/.${pkgdir}.extracted'"
CT_DoLog ERROR " - the file '${CT_SRC_DIR}/.${pkgdir}.patching'"
CT_Abort "I'll stop now to avoid any carnage..."
fi
touch "${CT_SRC_DIR}/.${pkgdir}.patching"
CT_Pushd "${nochdir}"
CT_DoLog EXTRA "Patching '${pkgdir}'"
bundled_patch_dir="${CT_LIB_DIR}/patches/${pkgname}/${version}"
local_patch_dir="${CT_LOCAL_PATCH_DIR}/${pkgname}/${version}"
case "${CT_PATCH_ORDER}" in
bundled) patch_dirs=("${bundled_patch_dir}");;
local) patch_dirs=("${local_patch_dir}");;
bundled,local) patch_dirs=("${bundled_patch_dir}" "${local_patch_dir}");;
local,bundled) patch_dirs=("${local_patch_dir}" "${bundled_patch_dir}");;
none) patch_dirs=;;
esac
for d in "${patch_dirs[@]}"; do
CT_DoLog DEBUG "Looking for patches in '${d}'..."
if [ -n "${d}" -a -d "${d}" ]; then
for p in "${d}"/*.patch; do
if [ -f "${p}" ]; then
CT_DoLog DEBUG "Applying patch '${p}'"
CT_DoExecLog ALL patch --no-backup-if-mismatch -g0 -F1 -p1 -f <"${p}"
fi
done
if [ "${CT_PATCH_SINGLE}" = "y" ]; then
break
fi
fi
done
if [ "${CT_OVERIDE_CONFIG_GUESS_SUB}" = "y" ]; then
CT_DoLog ALL "Overiding config.guess and config.sub"
for cfg in config_guess config_sub; do
eval ${cfg}="${CT_LIB_DIR}/scripts/${cfg/_/.}"
[ -e "${CT_TOP_DIR}/scripts/${cfg/_/.}" ] && eval ${cfg}="${CT_TOP_DIR}/scripts/${cfg/_/.}"
# Can't use CT_DoExecLog because of the '{} \;' to be passed un-mangled to find
find . -type f -name "${cfg/_/.}" -exec cp -v "${!cfg}" {} \; |CT_DoLog ALL
done
fi
2010-04-12 22:07:00 +00:00
CT_DoExecLog DEBUG touch "${CT_SRC_DIR}/.${pkgdir}.patched"
CT_DoExecLog DEBUG rm -f "${CT_SRC_DIR}/.${pkgdir}.patching"
2009-01-05 23:02:43 +00:00
CT_Popd
}
# Two wrappers to call config.(guess|sub) either from CT_TOP_DIR or CT_LIB_DIR.
# Those from CT_TOP_DIR, if they exist, will be be more recent than those from CT_LIB_DIR.
CT_DoConfigGuess() {
if [ -x "${CT_TOP_DIR}/scripts/config.guess" ]; then
"${CT_TOP_DIR}/scripts/config.guess"
else
"${CT_LIB_DIR}/scripts/config.guess"
fi
}
CT_DoConfigSub() {
if [ -x "${CT_TOP_DIR}/scripts/config.sub" ]; then
"${CT_TOP_DIR}/scripts/config.sub" "$@"
else
"${CT_LIB_DIR}/scripts/config.sub" "$@"
fi
}
# Compute the target tuple from what is provided by the user
# Usage: CT_DoBuildTargetTuple
# In fact this function takes the environment variables to build the target
# tuple. It is needed both by the normal build sequence, as well as the
# sample saving sequence.
CT_DoBuildTargetTuple() {
# Set the endianness suffix, and the default endianness gcc option
case "${CT_ARCH_BE},${CT_ARCH_LE}" in
y,) target_endian_eb=eb
target_endian_el=
CT_ARCH_ENDIAN_CFLAG="-mbig-endian"
CT_ARCH_ENDIAN_LDFLAG="-EB"
;;
,y) target_endian_eb=
target_endian_el=el
CT_ARCH_ENDIAN_CFLAG="-mlittle-endian"
CT_ARCH_ENDIAN_LDFLAG="-EL"
;;
esac
# Build the default architecture tuple part
CT_TARGET_ARCH="${CT_ARCH}"
# Set defaults for the system part of the tuple. Can be overriden
# by architecture-specific values.
case "${CT_LIBC}" in
*glibc) CT_TARGET_SYS=gnu;;
uClibc) CT_TARGET_SYS=uclibc;;
*) CT_TARGET_SYS=elf;;
esac
# Set the default values for ARCH, ABI, CPU, TUNE, FPU and FLOAT
unset CT_ARCH_ARCH_CFLAG CT_ARCH_ABI_CFLAG CT_ARCH_CPU_CFLAG CT_ARCH_TUNE_CFLAG CT_ARCH_FPU_CFLAG CT_ARCH_FLOAT_CFLAG
unset CT_ARCH_WITH_ARCH CT_ARCH_WITH_ABI CT_ARCH_WITH_CPU CT_ARCH_WITH_TUNE CT_ARCH_WITH_FPU CT_ARCH_WITH_FLOAT
[ "${CT_ARCH_ARCH}" ] && { CT_ARCH_ARCH_CFLAG="-march=${CT_ARCH_ARCH}"; CT_ARCH_WITH_ARCH="--with-arch=${CT_ARCH_ARCH}"; }
[ "${CT_ARCH_ABI}" ] && { CT_ARCH_ABI_CFLAG="-mabi=${CT_ARCH_ABI}"; CT_ARCH_WITH_ABI="--with-abi=${CT_ARCH_ABI}"; }
[ "${CT_ARCH_CPU}" ] && { CT_ARCH_CPU_CFLAG="-mcpu=${CT_ARCH_CPU}"; CT_ARCH_WITH_CPU="--with-cpu=${CT_ARCH_CPU}"; }
[ "${CT_ARCH_TUNE}" ] && { CT_ARCH_TUNE_CFLAG="-mtune=${CT_ARCH_TUNE}"; CT_ARCH_WITH_TUNE="--with-tune=${CT_ARCH_TUNE}"; }
[ "${CT_ARCH_FPU}" ] && { CT_ARCH_FPU_CFLAG="-mfpu=${CT_ARCH_FPU}"; CT_ARCH_WITH_FPU="--with-fpu=${CT_ARCH_FPU}"; }
[ "${CT_ARCH_FLOAT_SW}" ] && { CT_ARCH_FLOAT_CFLAG="-msoft-float"; CT_ARCH_WITH_FLOAT="--with-float=soft"; }
# Build the default kernel tuple part
CT_TARGET_KERNEL="${CT_KERNEL}"
# Overide the default values with the components specific settings
CT_DoArchTupleValues
CT_DoKernelTupleValues
# Finish the target tuple construction
CT_TARGET="${CT_TARGET_ARCH}"
CT_TARGET="${CT_TARGET}${CT_TARGET_VENDOR:+-${CT_TARGET_VENDOR}}"
CT_TARGET="${CT_TARGET}${CT_TARGET_KERNEL:+-${CT_TARGET_KERNEL}}"
CT_TARGET="${CT_TARGET}${CT_TARGET_SYS:+-${CT_TARGET_SYS}}"
# Sanity checks
__sed_alias=""
if [ -n "${CT_TARGET_ALIAS_SED_EXPR}" ]; then
__sed_alias=$(echo "${CT_TARGET}" |sed -r -e "${CT_TARGET_ALIAS_SED_EXPR}")
fi
case ":${CT_TARGET_VENDOR}:${CT_TARGET_ALIAS}:${__sed_alias}:" in
:*" "*:*:*:) CT_Abort "Don't use spaces in the vendor string, it breaks things.";;
:*"-"*:*:*:) CT_Abort "Don't use dashes in the vendor string, it breaks things.";;
:*:*" "*:*:) CT_Abort "Don't use spaces in the target alias, it breaks things.";;
:*:*:*" "*:) CT_Abort "Don't use spaces in the target sed transform, it breaks things.";;
esac
# Canonicalise it
CT_TARGET=$(CT_DoConfigSub "${CT_TARGET}")
# Prepare the target CFLAGS
CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ENDIAN_CFLAG}"
CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ARCH_CFLAG}"
CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ABI_CFLAG}"
CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_CPU_CFLAG}"
CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_TUNE_CFLAG}"
CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FPU_CFLAG}"
CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_FLOAT_CFLAG}"
# Now on for the target LDFLAGS
CT_ARCH_TARGET_LDFLAGS="${CT_ARCH_TARGET_LDFLAGS} ${CT_ARCH_ENDIAN_LDFLAG}"
}
# This function does pause the build until the user strikes "Return"
# Usage: CT_DoPause [optional_message]
CT_DoPause() {
local foo
local message="${1:-Pausing for your pleasure}"
CT_DoLog INFO "${message}"
read -p "Press 'Enter' to continue, or Ctrl-C to stop..." foo >&6
return 0
}
# This function creates a tarball of the specified directory, but
# only if it exists
# Usage: CT_DoTarballIfExists <dir> <tarball_basename> [extra_tar_options [...]]
CT_DoTarballIfExists() {
local dir="$1"
local tarball="$2"
shift 2
local -a extra_tar_opts=( "$@" )
local -a compress
case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
y) compress=( gzip -c -3 - ); tar_ext=.gz;;
*) compress=( cat - ); tar_ext=;;
esac
if [ -d "${dir}" ]; then
CT_DoLog DEBUG " Saving '${dir}'"
{ tar c -C "${dir}" -v -f - "${extra_tar_opts[@]}" . \
|"${compress[@]}" >"${tarball}.tar${tar_ext}" ;
} 2>&1 |sed -r -e 's/^/ /;' |CT_DoLog STATE
else
CT_DoLog STATE " Not saving '${dir}': does not exist"
fi
}
# This function extracts a tarball to the specified directory, but
# only if the tarball exists
# Usage: CT_DoExtractTarballIfExists <tarball_basename> <dir> [extra_tar_options [...]]
CT_DoExtractTarballIfExists() {
local tarball="$1"
local dir="$2"
shift 2
local -a extra_tar_opts=( "$@" )
local -a uncompress
case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
y) uncompress=( gzip -c -d ); tar_ext=.gz;;
*) uncompress=( cat ); tar_ext=;;
esac
if [ -f "${tarball}.tar${tar_ext}" ]; then
CT_DoLog DEBUG " Restoring '${dir}'"
CT_DoForceRmdir "${dir}"
CT_DoExecLog DEBUG mkdir -p "${dir}"
{ "${uncompress[@]}" "${tarball}.tar${tar_ext}" \
|tar x -C "${dir}" -v -f - "${extra_tar_opts[@]}" ;
} 2>&1 |sed -r -e 's/^/ /;' |CT_DoLog STATE
else
CT_DoLog STATE " Not restoring '${dir}': does not exist"
fi
}
# This function saves the state of the toolchain to be able to restart
# at any one point
# Usage: CT_DoSaveState <next_step_name>
CT_DoSaveState() {
[ "${CT_DEBUG_CT_SAVE_STEPS}" = "y" ] || return 0
local state_name="$1"
local state_dir="${CT_STATE_DIR}/${state_name}"
# Log this to the log level required by the user
CT_DoLog ${CT_LOG_LEVEL_MAX} "Saving state to restart at step '${state_name}'..."
rm -rf "${state_dir}"
mkdir -p "${state_dir}"
CT_DoLog STATE " Saving environment and aliases"
# We must omit shell functions, and some specific bash variables
# that break when restoring the environment, later. We could do
# all the processing in the awk script, but a sed is easier...
set |awk '
BEGIN { _p = 1; }
$0~/^[^ ]+ \(\)/ { _p = 0; }
_p == 1
$0 == "}" { _p = 1; }
' |sed -r -e '/^BASH_(ARGC|ARGV|LINENO|SOURCE|VERSINFO)=/d;
/^(UID|EUID)=/d;
/^(FUNCNAME|GROUPS|PPID|SHELLOPTS)=/d;' >"${state_dir}/env.sh"
CT_DoTarballIfExists "${CT_BUILDTOOLS_PREFIX_DIR}" "${state_dir}/buildtools_dir"
CT_DoTarballIfExists "${CT_COMPLIBS_DIR}" "${state_dir}/complibs_dir"
CT_DoTarballIfExists "${CT_CONFIG_DIR}" "${state_dir}/config_dir"
CT_DoTarballIfExists "${CT_CC_CORE_STATIC_PREFIX_DIR}" "${state_dir}/cc_core_static_prefix_dir"
CT_DoTarballIfExists "${CT_CC_CORE_SHARED_PREFIX_DIR}" "${state_dir}/cc_core_shared_prefix_dir"
CT_DoTarballIfExists "${CT_PREFIX_DIR}" "${state_dir}/prefix_dir" --exclude '*.log'
CT_DoLog STATE " Saving log file"
exec >/dev/null
case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
y) gzip -3 -c "${tmp_log_file}" >"${state_dir}/log.gz";;
*) cat "${tmp_log_file}" >"${state_dir}/log";;
esac
exec >>"${tmp_log_file}"
}
# This function restores a previously saved state
# Usage: CT_DoLoadState <state_name>
CT_DoLoadState(){
local state_name="$1"
local state_dir="${CT_STATE_DIR}/${state_name}"
local old_RESTART="${CT_RESTART}"
local old_STOP="${CT_STOP}"
CT_TestOrAbort "The previous build did not reach the point where it could be restarted at '${CT_RESTART}'" -d "${state_dir}"
# We need to do something special with the log file!
if [ "${CT_LOG_TO_FILE}" = "y" ]; then
exec >"${state_dir}/tail.log"
fi
# Log this to the log level required by the user
CT_DoLog ${CT_LOG_LEVEL_MAX} "Restoring state at step '${state_name}', as requested."
CT_DoExtractTarballIfExists "${state_dir}/prefix_dir" "${CT_PREFIX_DIR}"
CT_DoExtractTarballIfExists "${state_dir}/cc_core_shared_prefix_dir" "${CT_CC_CORE_SHARED_PREFIX_DIR}"
CT_DoExtractTarballIfExists "${state_dir}/cc_core_static_prefix_dir" "${CT_CC_CORE_STATIC_PREFIX_DIR}"
CT_DoExtractTarballIfExists "${state_dir}/config_dir" "${CT_CONFIG_DIR}"
CT_DoExtractTarballIfExists "${state_dir}/complibs_dir" "${CT_COMPLIBS_DIR}"
CT_DoExtractTarballIfExists "${state_dir}/buildtools_dir" "${CT_BUILDTOOLS_PREFIX_DIR}"
# Restore the environment, discarding any error message
# (for example, read-only bash internals)
CT_DoLog STATE " Restoring environment"
. "${state_dir}/env.sh" >/dev/null 2>&1 || true
# Restore the new RESTART and STOP steps
CT_RESTART="${old_RESTART}"
CT_STOP="${old_STOP}"
unset old_stop old_restart
CT_DoLog STATE " Restoring log file"
exec >/dev/null
case "${CT_DEBUG_CT_SAVE_STEPS_GZIP}" in
y) zcat "${state_dir}/log.gz" >"${tmp_log_file}";;
*) cat "${state_dir}/log" >"${tmp_log_file}";;
esac
cat "${state_dir}/tail.log" >>"${tmp_log_file}"
exec >>"${tmp_log_file}"
rm -f "${state_dir}/tail.log"
}