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https://github.com/crosstool-ng/crosstool-ng.git
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1c93176e05
While building a canadian toolchain for windows host (any target), the build failed for m4 host companion_tool with a recent mingw-w64 (at least 7.0.0). m4 needs stack smashing protection which is not part of mingw-w64 c library and an explicit trigger to link w/ libssp is needed. Signed-off-by: Florent Valette <florent.valette@gmail.com>
82 lines
1.9 KiB
Bash
82 lines
1.9 KiB
Bash
# Build script for m4
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do_companion_tools_m4_get()
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{
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CT_Fetch M4
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}
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do_companion_tools_m4_extract()
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{
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CT_ExtractPatch M4
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}
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do_companion_tools_m4_for_build()
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{
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CT_DoStep INFO "Installing m4 for build"
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CT_mkdir_pushd "${CT_BUILD_DIR}/build-m4-build"
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do_m4_backend \
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host=${CT_BUILD} \
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prefix="${CT_BUILD_COMPTOOLS_DIR}" \
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cflags="${CT_CFLAGS_FOR_BUILD}" \
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ldflags="${CT_LDFLAGS_FOR_BUILD}"
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CT_Popd
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CT_EndStep
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}
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do_companion_tools_m4_for_host()
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{
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CT_DoStep INFO "Installing m4 for host"
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CT_mkdir_pushd "${CT_BUILD_DIR}/build-m4-host"
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do_m4_backend \
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host=${CT_HOST} \
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prefix="${CT_PREFIX_DIR}" \
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cflags="${CT_CFLAGS_FOR_HOST}" \
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ldflags="${CT_LDFLAGS_FOR_HOST}"
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CT_Popd
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CT_EndStep
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}
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do_m4_backend()
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{
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local host
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local prefix
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local cflags
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local ldflags
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local libs
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for arg in "$@"; do
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eval "${arg// /\\ }"
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done
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case "${host}" in
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*-uclibc)
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# uClibc has posix_spawn in librt, but m4 configure only
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# searches in libc. This leads to a later failure when
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# it includes system <spawn.h> but expects a locally-built
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# posix_spawn().
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ldflags="${ldflags} -lrt"
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;;
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*-mingw32)
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# m4 is built with stack smashing protection enabled which
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# is not part of mingw-w64 c library in v7.0.0 and later.
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libs="${libs} -lssp"
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;;
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esac
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CT_DoLog EXTRA "Configuring m4"
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CT_DoExecLog CFG \
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CFLAGS="${cflags}" \
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LDFLAGS="${ldflags}" \
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LIBS="${libs}" \
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${CONFIG_SHELL} \
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"${CT_SRC_DIR}/m4/configure" \
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--host="${host}" \
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--prefix="${prefix}"
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CT_DoLog EXTRA "Building m4"
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CT_DoExecLog ALL make
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CT_DoLog EXTRA "Installing m4"
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CT_DoExecLog ALL make install
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}
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