37 lines
1 KiB
Text
37 lines
1 KiB
Text
#! /dev/null
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# Don't call it directly. This shell script fragment is called to
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# determine:
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#
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# 1. libstcxx_incdir: the interface name for libstdc++.
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#
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# Get the top level src dir.
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if [ -z "${topsrcdir}" -a -z "${top_srcdir}" ]
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then
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echo "Undefined top level src dir: topsrcdir and top_srcdir are empty" >&2
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exit 1
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fi
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if [ -n "${topsrcdir}" ]
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then
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if_topsrcdir=${topsrcdir}
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else
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if_topsrcdir=${top_srcdir}
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fi
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# Set libstdcxx_incdir.
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# This is the same as gcc/configure.in and libstdc++-v3/acinclude.m4.
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if test -z "$gcc_version"; then
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if test -z "${gcc_version_trigger}" \
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&& test -f ${if_topsrcdir}/gcc/version.c; then
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gcc_version_trigger=${if_topsrcdir}/gcc/version.c
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fi
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if test -f "${gcc_version_trigger}"; then
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gcc_version_full=`grep version_string "${gcc_version_trigger}" | sed -e 's/.*"\([^"]*\)".*/\1/'`
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else
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gcc_version_full=`$CC -v 2>&1 | sed -n 's/^gcc version //p'`
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fi
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gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'`
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fi
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libstdcxx_incdir=c++/${gcc_version}
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