Use the '-z defs' linker option if supported to better catch undefined
symbols.
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23b88efeeb
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@ -10234,6 +10234,52 @@ echo "${ECHO_T}$ac_cv_c_dll_gnuelf" >&6
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then
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LDSHARED="\$(CC) -shared \$(SONAME:%=-Wl,-soname,%)"
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LDDLLFLAGS="-Wl,-Bsymbolic"
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echo "$as_me:$LINENO: checking whether the linker accepts -z defs" >&5
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echo $ECHO_N "checking whether the linker accepts -z defs... $ECHO_C" >&6
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if test "${ac_cv_c_dll_zdefs+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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ac_wine_try_cflags_saved=$CFLAGS
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CFLAGS="$CFLAGS -fPIC -shared -Wl,-Bsymbolic,-z,defs"
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cat >conftest.$ac_ext <<_ACEOF
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#line $LINENO "configure"
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#include "confdefs.h"
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int
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main ()
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{
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
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(eval $ac_link) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -s conftest$ac_exeext'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_c_dll_zdefs="yes"
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else
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echo "$as_me: failed program was:" >&5
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cat conftest.$ac_ext >&5
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ac_cv_c_dll_zdefs="no"
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fi
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rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
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CFLAGS=$ac_wine_try_cflags_saved
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fi
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echo "$as_me:$LINENO: result: $ac_cv_c_dll_zdefs" >&5
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echo "${ECHO_T}$ac_cv_c_dll_zdefs" >&6
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if test "$ac_cv_c_dll_zdefs" = "yes"
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then
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LDDLLFLAGS="$LDDLLFLAGS,-z,defs"
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fi
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else
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echo "$as_me:$LINENO: checking whether we can build a UnixWare (Solaris) dll" >&5
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echo $ECHO_N "checking whether we can build a UnixWare (Solaris) dll... $ECHO_C" >&6
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@ -793,6 +793,13 @@ case $host_os in
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then
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LDSHARED="\$(CC) -shared \$(SONAME:%=-Wl,-soname,%)"
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LDDLLFLAGS="-Wl,-Bsymbolic"
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AC_CACHE_CHECK([whether the linker accepts -z defs], ac_cv_c_dll_zdefs,
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[WINE_TRY_CFLAGS([-fPIC -shared -Wl,-Bsymbolic,-z,defs],
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ac_cv_c_dll_zdefs="yes",ac_cv_c_dll_zdefs="no")])
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if test "$ac_cv_c_dll_zdefs" = "yes"
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then
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LDDLLFLAGS="$LDDLLFLAGS,-z,defs"
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fi
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else
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AC_CACHE_CHECK(whether we can build a UnixWare (Solaris) dll, ac_cv_c_dll_unixware,
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[WINE_TRY_CFLAGS([-fPIC -Wl,-G,-h,conftest.so.1.0,-B,symbolic],
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