2 # Don't call it directly. This shell script fragment is called to
5 # 1. libstcxx_incdir: the interface name for libstdc++.
8 # Get the top level src dir.
9 if [ -z "${topsrcdir}" -a -z "${top_srcdir}" ]
11 echo "Undefined top level src dir: topsrcdir and top_srcdir are empty" >&2
15 if [ -n "${topsrcdir}" ]
17 if_topsrcdir=${topsrcdir}
19 if_topsrcdir=${top_srcdir}
22 # Set libstdcxx_incdir.
23 # This is the same as gcc/configure.in and libstdc++-v3/acinclude.m4.
24 if test -z "$gcc_version"; then
25 if test -z "${gcc_version_trigger}" \
26 && test -f ${if_topsrcdir}/gcc/version.c; then
27 gcc_version_trigger=${if_topsrcdir}/gcc/version.c
29 if test -f "${gcc_version_trigger}"; then
30 gcc_version_full=`grep version_string "${gcc_version_trigger}" | sed -e 's/.*"\([^"]*\)".*/\1/'`
32 gcc_version_full=`$CC -v 2>&1 | sed -n 's/^gcc version //p'`
34 gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'`
36 libstdcxx_incdir=c++/${gcc_version}