From 24b8fe2f8b19684d30f422e658dad2fa778edc24 Mon Sep 17 00:00:00 2001
From: Marcus Comstedt <marcus@mc.pp.se>
Date: Tue, 1 Jun 1999 23:09:03 +0200
Subject: [PATCH] More careful selection of linker flags implemented. (from
0.6.)
Rev: src/modules/Oracle/configure.in:1.14
---
src/modules/Oracle/configure.in | 75 ++++++++++++++++++++++++++++++++-
1 file changed, 73 insertions(+), 2 deletions(-)
diff --git a/src/modules/Oracle/configure.in b/src/modules/Oracle/configure.in
index bf280257fd..814cedad5a 100755
--- a/src/modules/Oracle/configure.in
+++ b/src/modules/Oracle/configure.in
@@ -1,5 +1,5 @@
#
-# $Id: configure.in,v 1.13 1999/03/20 21:04:51 marcus Exp $
+# $Id: configure.in,v 1.14 1999/06/01 21:09:03 marcus Exp $
#
# Configure script for the oracle module
#
@@ -165,6 +165,77 @@ if test x$with_oracle = xyes; then
rm -f conftest
AC_CHECK_LIB(aio, aioread, [oracle_aio=-laio], [oracle_aio=""])
+ EXTRALDFLAGS=""
+
+ AC_MSG_CHECKING(if ld supports -Bsymbolic)
+ AC_CACHE_VAL(pike_cv_oracle_ld_bsymbolic, [
+ pike_cv_oracle_ld_bsymbolic=no
+ cat > conftest.$ac_ext <<EOF
+int foo(){ return 0; }
+EOF
+ if AC_TRY_EVAL(ac_compile); then
+ if AC_TRY_COMMAND([ld -r -o conftest2.o conftest.o $EXTRALDFLAGS -Bsymbolic]); then
+ if test -f conftest2.o; then
+ pike_cv_oracle_ld_bsymbolic=yes
+ else
+ :
+ fi
+ else
+ :
+ fi
+ else
+ echo "configure: failed program was:" >&AC_FD_CC
+ cat conftest.$ac_ext >&AC_FD_CC
+ fi
+ rm -f conftest*
+ ])
+ AC_MSG_RESULT($pike_cv_oracle_ld_bsymbolic)
+
+ if test "x$pike_cv_oracle_ld_bsymbolic" = xyes; then
+ EXTRALDFLAGS="$EXTRALDFLAGS -Bsymbolic"
+ else
+ :
+ fi
+
+ AC_MSG_CHECKING(if ld supports -znodefs)
+ AC_CACHE_VAL(pike_cv_oracle_ld_znodefs, [
+ pike_cv_oracle_ld_znodefs=no
+ cat > conftest.$ac_ext <<EOF
+int foo(){ return 0; }
+EOF
+ if AC_TRY_EVAL(ac_compile); then
+
+ dnl Some ld:s interpret -znodefs as "-z -n -o defs".
+ dnl Check for such ld:s.
+
+ if AC_TRY_COMMAND([ld -r -o conftest2.o conftest.o $EXTRALDFLAGS -zoconftest3.o]) && \
+ test -f conftest3.o; then
+ :
+ else
+ if AC_TRY_COMMAND([ld -r -o conftest2.o conftest.o $EXTRALDFLAGS -znodefs]); then
+ if test -f conftest2.o; then
+ pike_cv_oracle_ld_znodefs=yes
+ else
+ :
+ fi
+ else
+ :
+ fi
+ fi
+ else
+ echo "configure: failed program was:" >&AC_FD_CC
+ cat conftest.$ac_ext >&AC_FD_CC
+ fi
+ rm -f conftest*
+ ])
+ AC_MSG_RESULT($pike_cv_oracle_ld_znodefs)
+
+ if test "x$pike_cv_oracle_ld_bsymbolic$pike_cv_oracle_ld_znodefs" = xyesyes; then
+ EXTRALDFLAGS="$EXTRALDFLAGS -znodefs"
+ else
+ :
+ fi
+
if test "x$oracle_lib_dir" = xno -o "x$oracle_include_dir" = xno; then :; else
CPPFLAGS="-I$oracle_include_dir ${CPPFLAGS}"
@@ -179,7 +250,7 @@ if test x$with_oracle = xyes; then
OLDLIBS=LIBS
LIBS="$LIBS $ORACLE_LIBS"
AC_CHECK_LIB(client, oopen, [
- LDFLAGS="-Bsymbolic -znodefs $LDFLAGS"
+ LDFLAGS="$EXTRALDFLAGS $LDFLAGS"
AC_DEFINE(HAVE_ORACLE)
], [
ORACLE_LIBS=""
--
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