From 264095c3ba4ff33203751f1c6e07d05be7b5a41f Mon Sep 17 00:00:00 2001
From: Alexandre Oliva <aoliva@redhat.com>
Date: Thu, 30 Jan 2003 11:59:17 +0000
Subject: * config.if: Copy from GCC.

---
 config.if | 41 ++++++++++++++++++-----------------------
 1 file changed, 18 insertions(+), 23 deletions(-)

(limited to 'config.if')

diff --git a/config.if b/config.if
index 3958928ec6..c38b59c841 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
     ;;
   *)
-- 
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