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Bug 640202 Impossible to build multi-architecture libraries
Hides ELF-only linker flag -export-dynamic from non-ELF linkers.
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parent
00f1e1f5c2
commit
59ee6dbc00
15
configure.ac
15
configure.ac
@ -1546,8 +1546,13 @@ if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
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LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
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dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
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echo "void glib_plugin_test(void) { }" > plugin.c
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${SHELL} ./libtool --mode=compile ${CC} -shared \
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-export-dynamic -o plugin.o plugin.c 2>&1 >/dev/null
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${SHELL} ./libtool --mode=compile --tag=CC ${CC} ${CFLAGS} \
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${CPPFLAGS} -c -o plugin.lo plugin.c >/dev/null 2>&1
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${SHELL} ./libtool --mode=link --tag=CC ${CC} ${CFLAGS} \
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${LDFLAGS} -module -o plugin.la -export-dynamic \
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-shrext ".o" -avoid-version plugin.lo \
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-rpath /dont/care >/dev/null 2>&1
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eval `./libtool --config | grep ^objdir`
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AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
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glib_cv_rtldglobal_broken,[
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AC_TRY_RUN([
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@ -1562,7 +1567,7 @@ int glib_plugin_test;
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int main () {
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void *handle, *global, *local;
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global = &glib_plugin_test;
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handle = dlopen ("./.libs/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
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handle = dlopen ("./$objdir/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
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if (!handle) return 0;
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local = dlsym (handle, "glib_plugin_test");
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return global == local;
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@ -1570,8 +1575,8 @@ int main () {
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[glib_cv_rtldglobal_broken=no],
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[glib_cv_rtldglobal_broken=yes],
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[glib_cv_rtldglobal_broken=no])
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rm -f plugin.c plugin.o plugin.lo .libs/plugin.o
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rmdir .libs 2>/dev/null
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rm -f plugin.c plugin.o plugin.lo plugin.la ${objdir}/plugin.*
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rmdir ${objdir} 2>/dev/null
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])
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if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
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G_MODULE_BROKEN_RTLD_GLOBAL=1
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