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