ExternalVendorCode/crosstool-ng
1
0
Fork 0
mirror of https://github.com/crosstool-ng/crosstool-ng.git synced 2025-06-14 21:38:16 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

libc/uClibc: beautify the munge function

Browse Source
This commit is contained in:
Yann E. MORIN"
2010-01-01 18:47:20 +01:00
parent c20e01d094
commit d744220447
1 changed files with 100 additions and 91 deletions
Download Patch File Download Diff File Expand all files Collapse all files

51
scripts/build/libc/uClibc.sh
View File

@ -187,10 +187,13 @@ mungeuClibcConfig() {
rm -f "${munge_file}" rm -f "${munge_file}"
touch "${munge_file}" touch "${munge_file}"
# Do it all in a sub-shell, it's easier to redirect output
(
# Hack our target in the config file. # Hack our target in the config file.
# Also remove stripping: its the responsibility of the # Also remove stripping: its the responsibility of the
# firmware builder to strip or not. # firmware builder to strip or not.
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^(TARGET_.*)=y$/# \\1 is not set/ s/^(TARGET_.*)=y$/# \\1 is not set/
s/^# TARGET_${CT_KERNEL_ARCH} is not set/TARGET_${CT_KERNEL_ARCH}=y/ s/^# TARGET_${CT_KERNEL_ARCH} is not set/TARGET_${CT_KERNEL_ARCH}=y/
s/^TARGET_ARCH=".*"/TARGET_ARCH="${CT_KERNEL_ARCH}"/ s/^TARGET_ARCH=".*"/TARGET_ARCH="${CT_KERNEL_ARCH}"/
@ -200,12 +203,12 @@ ENDSED
# Ah. We may one day need architecture-specific handler here... # Ah. We may one day need architecture-specific handler here...
# Hack the ARM {E,O}ABI into the config file # Hack the ARM {E,O}ABI into the config file
if [ "${CT_ARCH_ARM_EABI}" = "y" ]; then if [ "${CT_ARCH_ARM_EABI}" = "y" ]; then
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/.*(CONFIG_ARM_OABI).*/# \\1 is not set/ s/.*(CONFIG_ARM_OABI).*/# \\1 is not set/
s/.*(CONFIG_ARM_EABI).*/\\1=y/ s/.*(CONFIG_ARM_EABI).*/\\1=y/
ENDSED ENDSED
else else
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/.*(CONFIG_ARM_OABI).*/\\1=y/ s/.*(CONFIG_ARM_OABI).*/\\1=y/
s/.*(CONFIG_ARM_EABI).*/# \\1 is not set/ s/.*(CONFIG_ARM_EABI).*/# \\1 is not set/
ENDSED ENDSED
@ -214,14 +217,14 @@ ENDSED
# Accomodate for old and new uClibc versions, where the # Accomodate for old and new uClibc versions, where the
# way to select between big/little endian has changed # way to select between big/little endian has changed
case "${CT_ARCH_BE},${CT_ARCH_LE}" in case "${CT_ARCH_BE},${CT_ARCH_LE}" in
y,) cat >>"${munge_file}" <<-ENDSED y,) cat <<-ENDSED
s/.*(ARCH_LITTLE_ENDIAN).*/# \\1 is not set/ s/.*(ARCH_LITTLE_ENDIAN).*/# \\1 is not set/
s/.*(ARCH_BIG_ENDIAN).*/\\1=y/ s/.*(ARCH_BIG_ENDIAN).*/\\1=y/
s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/# \\1 is not set/ s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/# \\1 is not set/
s/.*(ARCH_WANTS_BIG_ENDIAN).*/\\1=y/ s/.*(ARCH_WANTS_BIG_ENDIAN).*/\\1=y/
ENDSED ENDSED
;; ;;
,y) cat >>"${munge_file}" <<-ENDSED ,y) cat <<-ENDSED
s/.*(ARCH_LITTLE_ENDIAN).*/\\1=y/ s/.*(ARCH_LITTLE_ENDIAN).*/\\1=y/
s/.*(ARCH_BIG_ENDIAN).*/# \\1 is not set/ s/.*(ARCH_BIG_ENDIAN).*/# \\1 is not set/
s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/\\1=y/ s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/\\1=y/
@ -233,12 +236,12 @@ ENDSED
# Accomodate for old and new uClibc version, where the # Accomodate for old and new uClibc version, where the
# way to select between hard/soft float has changed # way to select between hard/soft float has changed
case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
y,) cat >>"${munge_file}" <<-ENDSED y,) cat <<-ENDSED
s/^[^_]*(HAS_FPU).*/\\1=y/ s/^[^_]*(HAS_FPU).*/\\1=y/
s/.*(UCLIBC_HAS_FPU).*/\\1=y/ s/.*(UCLIBC_HAS_FPU).*/\\1=y/
ENDSED ENDSED
;; ;;
,y) cat >>"${munge_file}" <<-ENDSED ,y) cat <<-ENDSED
s/^[^_]*(HAS_FPU).*/\\# \\1 is not set/ s/^[^_]*(HAS_FPU).*/\\# \\1 is not set/
s/.*(UCLIBC_HAS_FPU).*/# \\1 is not set/ s/.*(UCLIBC_HAS_FPU).*/# \\1 is not set/
ENDSED ENDSED
@ -254,8 +257,8 @@ ENDSED
# CROSS_COMPILER_PREFIX is left as is, as the CROSS parameter is forced on the command line # CROSS_COMPILER_PREFIX is left as is, as the CROSS parameter is forced on the command line
# DEVEL_PREFIX is left as '/usr/' because it is post-pended to $PREFIX, wich is the correct value of ${PREFIX}/${TARGET} # DEVEL_PREFIX is left as '/usr/' because it is post-pended to $PREFIX, wich is the correct value of ${PREFIX}/${TARGET}
# Some (old) versions of uClibc use KERNEL_SOURCE (which is _wrong_), and # Some (old) versions of uClibc use KERNEL_SOURCE (which is _wrong_), and
# newer versions use KERNEL_HEADERS (which is right). See: # newer versions use KERNEL_HEADERS (which is right).
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^DEVEL_PREFIX=".*"/DEVEL_PREFIX="\\/usr\\/"/ s/^DEVEL_PREFIX=".*"/DEVEL_PREFIX="\\/usr\\/"/
s/^RUNTIME_PREFIX=".*"/RUNTIME_PREFIX="\\/"/ s/^RUNTIME_PREFIX=".*"/RUNTIME_PREFIX="\\/"/
s/^SHARED_LIB_LOADER_PREFIX=.*/SHARED_LIB_LOADER_PREFIX="\\/lib\\/"/ s/^SHARED_LIB_LOADER_PREFIX=.*/SHARED_LIB_LOADER_PREFIX="\\/lib\\/"/
@ -267,13 +270,13 @@ ENDSED
if [ "${CT_USE_PIPES}" = "y" ]; then if [ "${CT_USE_PIPES}" = "y" ]; then
if grep UCLIBC_EXTRA_CFLAGS extra/Configs/Config.in >/dev/null 2>&1; then if grep UCLIBC_EXTRA_CFLAGS extra/Configs/Config.in >/dev/null 2>&1; then
# Good, there is special provision for such things as -pipe! # Good, there is special provision for such things as -pipe!
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^(UCLIBC_EXTRA_CFLAGS=".*)"$/\\1 -pipe"/ s/^(UCLIBC_EXTRA_CFLAGS=".*)"$/\\1 -pipe"/
ENDSED ENDSED
else else
# Hack our -pipe into WARNINGS, which will be internally incorporated to # Hack our -pipe into WARNINGS, which will be internally incorporated to
# CFLAGS. This a dirty hack, but yet needed # CFLAGS. This a dirty hack, but yet needed
cat >> "${munge_file}" <<-ENDSED cat <<-ENDSED
s/^(WARNINGS=".*)"$/\\1 -pipe"/ s/^(WARNINGS=".*)"$/\\1 -pipe"/
ENDSED ENDSED
fi fi
@ -287,18 +290,21 @@ ENDSED
# pregenerated locales is not compatible with crosstool; besides, # pregenerated locales is not compatible with crosstool; besides,
# crosstool downloads them as part of getandpatch.sh. # crosstool downloads them as part of getandpatch.sh.
if [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ] ; then if [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ] ; then
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^# UCLIBC_HAS_LOCALE is not set/UCLIBC_HAS_LOCALE=y\\nUCLIBC_PREGENERATED_LOCALE_DATA=y\\n\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE_DATA is not set\\n\\# UCLIBC_HAS_XLOCALE is not s/^# UCLIBC_HAS_LOCALE is not set/UCLIBC_HAS_LOCALE=y\\
UCLIBC_PREGENERATED_LOCALE_DATA=y\\
# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE_DATA is not set\\
# UCLIBC_HAS_XLOCALE is not set/
ENDSED ENDSED
fi fi
# WCHAR support # WCHAR support
if [ "${CT_LIBC_UCLIBC_WCHAR}" = "y" ] ; then if [ "${CT_LIBC_UCLIBC_WCHAR}" = "y" ] ; then
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=y/ s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=y/
ENDSED ENDSED
else else
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=n/ s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=n/
ENDSED ENDSED
fi fi
@ -306,23 +312,22 @@ ENDSED
# Force on options needed for C++ if we'll be making a C++ compiler. # Force on options needed for C++ if we'll be making a C++ compiler.
# I'm not sure locales are a requirement for doing C++... Are they? # I'm not sure locales are a requirement for doing C++... Are they?
if [ "${CT_CC_LANG_CXX}" = "y" ]; then if [ "${CT_CC_LANG_CXX}" = "y" ]; then
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^# DO_C99_MATH is not set/DO_C99_MATH=y/ s/^# DO_C99_MATH is not set/DO_C99_MATH=y/
s/^# UCLIBC_CTOR_DTOR is not set/UCLIBC_CTOR_DTOR=y/ s/^# UCLIBC_CTOR_DTOR is not set/UCLIBC_CTOR_DTOR=y/
#s/^# UCLIBC_HAS_LOCALE is not set/UCLIBC_HAS_LOCALE=y\\nUCLIBC_PREGENERATED_LOCALE_DATA=y\\n\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE_DATA is not set\\n\\# UCLIBC_HAS_XLOCALE is not set/
s/^# UCLIBC_HAS_GNU_GETOPT is not set/UCLIBC_HAS_GNU_GETOPT=y/ s/^# UCLIBC_HAS_GNU_GETOPT is not set/UCLIBC_HAS_GNU_GETOPT=y/
ENDSED ENDSED
fi fi
# Always build the libpthread_db # Always build the libpthread_db
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/ s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/
ENDSED ENDSED
# Force on debug options if asked for # Force on debug options if asked for
case "${CT_LIBC_UCLIBC_DEBUG_LEVEL}" in case "${CT_LIBC_UCLIBC_DEBUG_LEVEL}" in
0) 0)
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^DODEBUG=y/# DODEBUG is not set/ s/^DODEBUG=y/# DODEBUG is not set/
s/^DODEBUG_PT=y/# DODEBUG_PT is not set/ s/^DODEBUG_PT=y/# DODEBUG_PT is not set/
s/^DOASSERTS=y/# DOASSERTS is not set/ s/^DOASSERTS=y/# DOASSERTS is not set/
@ -332,7 +337,7 @@ s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/
ENDSED ENDSED
;; ;;
1) 1)
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^# DODEBUG is not set.*/DODEBUG=y/ s/^# DODEBUG is not set.*/DODEBUG=y/
s/^DODEBUG_PT=y/# DODEBUG_PT is not set/ s/^DODEBUG_PT=y/# DODEBUG_PT is not set/
s/^DOASSERTS=y/# DOASSERTS is not set/ s/^DOASSERTS=y/# DOASSERTS is not set/
@ -342,7 +347,7 @@ s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/
ENDSED ENDSED
;; ;;
2) 2)
cat >>"${munge_file}" <<-ENDSED cat <<-ENDSED
s/^# DODEBUG is not set.*/DODEBUG=y/ s/^# DODEBUG is not set.*/DODEBUG=y/
s/^# DODEBUG_PT is not set.*/DODEBUG_PT=y/ s/^# DODEBUG_PT is not set.*/DODEBUG_PT=y/
s/^# DOASSERTS is not set.*/DOASSERTS=y/ s/^# DOASSERTS is not set.*/DOASSERTS=y/
@ -352,5 +357,9 @@ s/^# UCLIBC_MALLOC_DEBUGGING is not set/UCLIBC_MALLOC_DEBUGGING=y/
ENDSED ENDSED
;; ;;
esac esac
# And now, this is the end
) >>"${munge_file}"
sed -r -f "${munge_file}" "${src_config_file}" >"${dst_config_file}" sed -r -f "${munge_file}" "${src_config_file}" >"${dst_config_file}"
} }