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-rw-r--r--config.if8
1 files changed, 8 insertions, 0 deletions
diff --git a/config.if b/config.if
index 795119e65e6..bcc026908d8 100644
--- a/config.if
+++ b/config.if
@@ -21,11 +21,19 @@ else
if_topsrcdir=${top_srcdir}
fi
+if [ -f ${if_topsrcdir}/libstdc++/Makefile.in ]; then
# We check libstdc++ for libstdcxx_interface.
libstdcxx_interface=`grep "^INTERFACE" ${if_topsrcdir}/libstdc++/Makefile.in | sed 's/INTERFACE[ ]*=[ ]*\(.*\)/\1/'`
+else
+libstdcxx_interface=
+fi
+if [ -f ${if_topsrcdir}/gcc/cp/Makefile.in ]; then
# We check gcc/cp for cxx_interface.
cxx_interface=`grep "^INTERFACE" ${if_topsrcdir}/gcc/cp/Makefile.in | sed 's/INTERFACE[ ]*=[ ]*\(.*\)/\1/'`
+else
+cxx_interface=
+fi
# The trickiest part is libc_interface.
if [ -z "${libc_interface}" ]