diff options
author | eban <eban@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2002-10-04 05:18:05 +0000 |
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committer | eban <eban@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2002-10-04 05:18:05 +0000 |
commit | 5c57848093d4bc4ffc6140365707a879c7a7838c (patch) | |
tree | 287195e29184ce252439de17d083d85aadb0eaa7 /configure.in | |
parent | e6bb432c83584f174d9ccc24f6433a781aa9364d (diff) |
* configure.in (RUBY_PROG_GNU_LD): check whether the linker is GNU ld.
* ext/extmk.rb (create_makefile): add -Wl,-no-undefined to $DLDFLAGS
on Linux if GNU ld is used and --enable-shared is specified.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2931 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'configure.in')
-rw-r--r-- | configure.in | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/configure.in b/configure.in index 90d2230f6b..b3425ceffd 100644 --- a/configure.in +++ b/configure.in @@ -32,6 +32,17 @@ AC_SUBST(CPPOUTFILE) rm -f conftest*]) ]) +AC_DEFUN(RUBY_PROG_GNU_LD, +[AC_CACHE_CHECK(whether the linker is GNU ld, rb_cv_prog_gnu_ld, +[if `$CC --print-prog-name=ld` -v 2>&1 | grep "GNU ld" > /dev/null; then + rb_cv_prog_gnu_ld=yes +else + rb_cv_prog_gnu_ld=no +fi +]) +GNU_LD=$rb_cv_prog_gnu_ld +AC_SUBST(GNU_LD)]) + rb_version=`grep RUBY_VERSION $srcdir/version.h` MAJOR=`expr "$rb_version" : '#define RUBY_VERSION "\([0-9][0-9]*\)\.[0-9][0-9]*\.[0-9][0-9]*"'` MINOR=`expr "$rb_version" : '#define RUBY_VERSION "[0-9][0-9]*\.\([0-9][0-9]*\)\.[0-9][0-9]*"'` @@ -127,6 +138,7 @@ fi AC_PROG_CC AC_PROG_GCC_TRADITIONAL +RUBY_PROG_GNU_LD RUBY_CPPOUTFILE OUTFLAG='-o ' @@ -729,7 +741,7 @@ if test "$with_dln_a_out" != yes; then rb_cv_dlopen=yes;; solaris*) if test "$GCC" = yes; then LDSHARED='$(CC) -Wl,-G' - if `$CC --print-prog-name=ld` -v 2>&1 | grep "GNU ld" > /dev/null; then + if test $rb_cv_prog_gnu_ld = yes; then LDFLAGS="-Wl,-E" LDSHARED="$LDSHARED -shared" fi |