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-rw-r--r--config.if41
1 files changed, 18 insertions, 23 deletions
diff --git a/config.if b/config.if
index 3958928..c38b59c 100644
--- a/config.if
+++ b/config.if
@@ -2,9 +2,8 @@
# Don't call it directly. This shell script fragment is called to
# determine:
#
-# 1. libstcxx_interface: the interface name for libstdc++.
-# 2. cxx_interface: the interface name for c++.
-# 3. libc_interface: the interface name for libc.
+# 1. libstcxx_incdir: the interface name for libstdc++.
+# 2. libc_interface: the interface name for libc.
#
# Get the top level src dir.
@@ -21,25 +20,21 @@ else
if_topsrcdir=${top_srcdir}
fi
-if [ "${enable_libstdcxx_v3}" = "yes" ] ; then
- libstdcxx_srcdir=${if_topsrcdir}/libstdc++-v3
-else
- libstdcxx_srcdir=${if_topsrcdir}/libstdc++
-fi
-
-if [ -f ${libstdcxx_srcdir}/Makefile.in ]; then
-# We check libstdc++ for libstdcxx_interface.
-libstdcxx_interface=`grep "^INTERFACE" ${libstdcxx_srcdir}/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=
+# 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++/${gcc_version}
# The trickiest part is libc_interface.
if [ -z "${libc_interface}" ]
@@ -82,8 +77,8 @@ EOF
exit 1
fi
else
- # Cross compiling. Assume glibc 2.2.
- libc_interface=-libc6.2-
+ # Cross compiling. Assume glibc 2.1.
+ libc_interface=-libc6.1-
fi
;;
*)