From d7442204472ff4ee9c7ee881901edfe47823a12c Mon Sep 17 00:00:00 2001 From: "Yann E. MORIN\"" Date: Fri, 1 Jan 2010 18:47:20 +0100 Subject: libc/uClibc: beautify the munge function diff --git a/scripts/build/libc/uClibc.sh b/scripts/build/libc/uClibc.sh index 57ee291..61c44f4 100644 --- a/scripts/build/libc/uClibc.sh +++ b/scripts/build/libc/uClibc.sh @@ -187,61 +187,64 @@ mungeuClibcConfig() { rm -f "${munge_file}" touch "${munge_file}" + # Do it all in a sub-shell, it's easier to redirect output + ( + # Hack our target in the config file. # Also remove stripping: its the responsibility of the # firmware builder to strip or not. - cat >>"${munge_file}" <<-ENDSED -s/^(TARGET_.*)=y$/# \\1 is not set/ -s/^# TARGET_${CT_KERNEL_ARCH} is not set/TARGET_${CT_KERNEL_ARCH}=y/ -s/^TARGET_ARCH=".*"/TARGET_ARCH="${CT_KERNEL_ARCH}"/ -s/.*(DOSTRIP).*/# \\1 is not set/ -ENDSED + cat <<-ENDSED + s/^(TARGET_.*)=y$/# \\1 is not set/ + s/^# TARGET_${CT_KERNEL_ARCH} is not set/TARGET_${CT_KERNEL_ARCH}=y/ + s/^TARGET_ARCH=".*"/TARGET_ARCH="${CT_KERNEL_ARCH}"/ + s/.*(DOSTRIP).*/# \\1 is not set/ + ENDSED # Ah. We may one day need architecture-specific handler here... # Hack the ARM {E,O}ABI into the config file if [ "${CT_ARCH_ARM_EABI}" = "y" ]; then - cat >>"${munge_file}" <<-ENDSED -s/.*(CONFIG_ARM_OABI).*/# \\1 is not set/ -s/.*(CONFIG_ARM_EABI).*/\\1=y/ -ENDSED + cat <<-ENDSED + s/.*(CONFIG_ARM_OABI).*/# \\1 is not set/ + s/.*(CONFIG_ARM_EABI).*/\\1=y/ + ENDSED else - cat >>"${munge_file}" <<-ENDSED -s/.*(CONFIG_ARM_OABI).*/\\1=y/ -s/.*(CONFIG_ARM_EABI).*/# \\1 is not set/ -ENDSED + cat <<-ENDSED + s/.*(CONFIG_ARM_OABI).*/\\1=y/ + s/.*(CONFIG_ARM_EABI).*/# \\1 is not set/ + ENDSED fi # Accomodate for old and new uClibc versions, where the # way to select between big/little endian has changed case "${CT_ARCH_BE},${CT_ARCH_LE}" in - y,) cat >>"${munge_file}" <<-ENDSED -s/.*(ARCH_LITTLE_ENDIAN).*/# \\1 is not set/ -s/.*(ARCH_BIG_ENDIAN).*/\\1=y/ -s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/# \\1 is not set/ -s/.*(ARCH_WANTS_BIG_ENDIAN).*/\\1=y/ -ENDSED + y,) cat <<-ENDSED + s/.*(ARCH_LITTLE_ENDIAN).*/# \\1 is not set/ + s/.*(ARCH_BIG_ENDIAN).*/\\1=y/ + s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/# \\1 is not set/ + s/.*(ARCH_WANTS_BIG_ENDIAN).*/\\1=y/ + ENDSED ;; - ,y) cat >>"${munge_file}" <<-ENDSED -s/.*(ARCH_LITTLE_ENDIAN).*/\\1=y/ -s/.*(ARCH_BIG_ENDIAN).*/# \\1 is not set/ -s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/\\1=y/ -s/.*(ARCH_WANTS_BIG_ENDIAN).*/# \\1 is not set/ -ENDSED + ,y) cat <<-ENDSED + s/.*(ARCH_LITTLE_ENDIAN).*/\\1=y/ + s/.*(ARCH_BIG_ENDIAN).*/# \\1 is not set/ + s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/\\1=y/ + s/.*(ARCH_WANTS_BIG_ENDIAN).*/# \\1 is not set/ + ENDSED ;; esac # Accomodate for old and new uClibc version, where the # way to select between hard/soft float has changed case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in - y,) cat >>"${munge_file}" <<-ENDSED -s/^[^_]*(HAS_FPU).*/\\1=y/ -s/.*(UCLIBC_HAS_FPU).*/\\1=y/ -ENDSED + y,) cat <<-ENDSED + s/^[^_]*(HAS_FPU).*/\\1=y/ + s/.*(UCLIBC_HAS_FPU).*/\\1=y/ + ENDSED ;; - ,y) cat >>"${munge_file}" <<-ENDSED -s/^[^_]*(HAS_FPU).*/\\# \\1 is not set/ -s/.*(UCLIBC_HAS_FPU).*/# \\1 is not set/ -ENDSED + ,y) cat <<-ENDSED + s/^[^_]*(HAS_FPU).*/\\# \\1 is not set/ + s/.*(UCLIBC_HAS_FPU).*/# \\1 is not set/ + ENDSED ;; esac @@ -254,28 +257,28 @@ ENDSED # 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} # Some (old) versions of uClibc use KERNEL_SOURCE (which is _wrong_), and - # newer versions use KERNEL_HEADERS (which is right). See: - cat >>"${munge_file}" <<-ENDSED -s/^DEVEL_PREFIX=".*"/DEVEL_PREFIX="\\/usr\\/"/ -s/^RUNTIME_PREFIX=".*"/RUNTIME_PREFIX="\\/"/ -s/^SHARED_LIB_LOADER_PREFIX=.*/SHARED_LIB_LOADER_PREFIX="\\/lib\\/"/ -s/^KERNEL_SOURCE=".*"/KERNEL_SOURCE="${quoted_kernel_source}"/ -s/^KERNEL_HEADERS=".*"/KERNEL_HEADERS="${quoted_headers_dir}"/ -s/^UCLIBC_DOWNLOAD_PREGENERATED_LOCALE=y/\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE is not set/ -ENDSED + # newer versions use KERNEL_HEADERS (which is right). + cat <<-ENDSED + s/^DEVEL_PREFIX=".*"/DEVEL_PREFIX="\\/usr\\/"/ + s/^RUNTIME_PREFIX=".*"/RUNTIME_PREFIX="\\/"/ + s/^SHARED_LIB_LOADER_PREFIX=.*/SHARED_LIB_LOADER_PREFIX="\\/lib\\/"/ + s/^KERNEL_SOURCE=".*"/KERNEL_SOURCE="${quoted_kernel_source}"/ + s/^KERNEL_HEADERS=".*"/KERNEL_HEADERS="${quoted_headers_dir}"/ + s/^UCLIBC_DOWNLOAD_PREGENERATED_LOCALE=y/\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE is not set/ + ENDSED if [ "${CT_USE_PIPES}" = "y" ]; 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! - cat >>"${munge_file}" <<-ENDSED -s/^(UCLIBC_EXTRA_CFLAGS=".*)"$/\\1 -pipe"/ -ENDSED + cat <<-ENDSED + s/^(UCLIBC_EXTRA_CFLAGS=".*)"$/\\1 -pipe"/ + ENDSED else # Hack our -pipe into WARNINGS, which will be internally incorporated to # CFLAGS. This a dirty hack, but yet needed - cat >> "${munge_file}" <<-ENDSED -s/^(WARNINGS=".*)"$/\\1 -pipe"/ -ENDSED + cat <<-ENDSED + s/^(WARNINGS=".*)"$/\\1 -pipe"/ + ENDSED fi fi @@ -287,70 +290,76 @@ ENDSED # pregenerated locales is not compatible with crosstool; besides, # crosstool downloads them as part of getandpatch.sh. if [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ] ; then - cat >>"${munge_file}" <<-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 -ENDSED + cat <<-ENDSED + 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 fi # WCHAR support if [ "${CT_LIBC_UCLIBC_WCHAR}" = "y" ] ; then - cat >>"${munge_file}" <<-ENDSED -s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=y/ -ENDSED + cat <<-ENDSED + s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=y/ + ENDSED else - cat >>"${munge_file}" <<-ENDSED -s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=n/ -ENDSED + cat <<-ENDSED + s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=n/ + ENDSED fi # Force on options needed for C++ if we'll be making a C++ compiler. # I'm not sure locales are a requirement for doing C++... Are they? if [ "${CT_CC_LANG_CXX}" = "y" ]; then - cat >>"${munge_file}" <<-ENDSED -s/^# DO_C99_MATH is not set/DO_C99_MATH=y/ -s/^# UCLIBC_CTOR_DTOR is not set/UCLIBC_CTOR_DTOR=y/ -#s/^# UCLIBC_HAS_LOCALE is not set/UCLIBC_HAS_LOCALE=y\\nUCLIBC_PREGENERATED_LOCALE_DATA=y\\n\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE_DATA is not set\\n\\# UCLIBC_HAS_XLOCALE is not set/ -s/^# UCLIBC_HAS_GNU_GETOPT is not set/UCLIBC_HAS_GNU_GETOPT=y/ -ENDSED + cat <<-ENDSED + s/^# DO_C99_MATH is not set/DO_C99_MATH=y/ + s/^# UCLIBC_CTOR_DTOR is not set/UCLIBC_CTOR_DTOR=y/ + s/^# UCLIBC_HAS_GNU_GETOPT is not set/UCLIBC_HAS_GNU_GETOPT=y/ + ENDSED fi # Always build the libpthread_db - cat >>"${munge_file}" <<-ENDSED -s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/ -ENDSED + cat <<-ENDSED + s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/ + ENDSED # Force on debug options if asked for case "${CT_LIBC_UCLIBC_DEBUG_LEVEL}" in 0) - cat >>"${munge_file}" <<-ENDSED -s/^DODEBUG=y/# DODEBUG is not set/ -s/^DODEBUG_PT=y/# DODEBUG_PT is not set/ -s/^DOASSERTS=y/# DOASSERTS is not set/ -s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/ -s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/ -s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/ -ENDSED + cat <<-ENDSED + s/^DODEBUG=y/# DODEBUG is not set/ + s/^DODEBUG_PT=y/# DODEBUG_PT is not set/ + s/^DOASSERTS=y/# DOASSERTS is not set/ + s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/ + s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/ + s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/ + ENDSED ;; 1) - cat >>"${munge_file}" <<-ENDSED -s/^# DODEBUG is not set.*/DODEBUG=y/ -s/^DODEBUG_PT=y/# DODEBUG_PT is not set/ -s/^DOASSERTS=y/# DOASSERTS is not set/ -s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/ -s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/ -s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/ -ENDSED + cat <<-ENDSED + s/^# DODEBUG is not set.*/DODEBUG=y/ + s/^DODEBUG_PT=y/# DODEBUG_PT is not set/ + s/^DOASSERTS=y/# DOASSERTS is not set/ + s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/ + s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/ + s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/ + ENDSED ;; 2) - cat >>"${munge_file}" <<-ENDSED -s/^# DODEBUG is not set.*/DODEBUG=y/ -s/^# DODEBUG_PT is not set.*/DODEBUG_PT=y/ -s/^# DOASSERTS is not set.*/DOASSERTS=y/ -s/^# SUPPORT_LD_DEBUG is not set.*/SUPPORT_LD_DEBUG=y/ -s/^# SUPPORT_LD_DEBUG_EARLY is not set.*/SUPPORT_LD_DEBUG_EARLY=y/ -s/^# UCLIBC_MALLOC_DEBUGGING is not set/UCLIBC_MALLOC_DEBUGGING=y/ -ENDSED + cat <<-ENDSED + s/^# DODEBUG is not set.*/DODEBUG=y/ + s/^# DODEBUG_PT is not set.*/DODEBUG_PT=y/ + s/^# DOASSERTS is not set.*/DOASSERTS=y/ + s/^# SUPPORT_LD_DEBUG is not set.*/SUPPORT_LD_DEBUG=y/ + s/^# SUPPORT_LD_DEBUG_EARLY is not set.*/SUPPORT_LD_DEBUG_EARLY=y/ + s/^# UCLIBC_MALLOC_DEBUGGING is not set/UCLIBC_MALLOC_DEBUGGING=y/ + ENDSED ;; esac + + # And now, this is the end + ) >>"${munge_file}" + sed -r -f "${munge_file}" "${src_config_file}" >"${dst_config_file}" } -- cgit v0.10.2-6-g49f6