diff options
Diffstat (limited to 'acinclude.m4')
| -rw-r--r-- | acinclude.m4 | 51 |
1 files changed, 25 insertions, 26 deletions
diff --git a/acinclude.m4 b/acinclude.m4 index 01f890020..05b8873d9 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -206,39 +206,38 @@ define(GNUPG_CHECK_PIC, ###################################################################### -# Check for rdynamic flag -# This sets CFLAGS_RDYNAMIC to the required flags +# Check for export-dynamic flag +# This sets CFLAGS_EXPORTDYNAMIC to the required flags ###################################################################### -dnl GNUPG_CHECK_RDYNAMIC +dnl GNUPG_CHECK_EXPORTDYNAMIC dnl -define(GNUPG_CHECK_RDYNAMIC, - [ AC_MSG_CHECKING(how to specify -rdynamic) - CFLAGS_RDYNAMIC= +define(GNUPG_CHECK_EXPORTDYNAMIC, + [ AC_MSG_CHECKING(how to specify -export-dynamic) if test "$cross_compiling" = yes; then - AC_MSG_RESULT(assume none) + AC_MSG_RESULT(assume none) + CFLAGS_EXPORTDYNAMIC="" else - case "$host_os" in - solaris* ) - CFLAGS_RDYNAMIC="-Wl,-dy" - ;; - - hpux* ) - CFLAGS_RDYNAMIC="-Wl,-E" - ;; - - openbsd* | freebsd2* | osf4* | irix* | netbsd* | bsdi* ) - CFLAGS_RDYNAMIC="" - ;; - - * ) - CFLAGS_RDYNAMIC="-Wl,-export-dynamic" - ;; - esac - AC_MSG_RESULT($CFLAGS_RDYNAMIC) + AC_CACHE_VAL(gnupg_cv_export_dynamic,[ + if AC_TRY_COMMAND([${CC-cc} $CFLAGS -Wl,--version 2>&1 | + grep "GNU ld" >/dev/null]); then + # using gnu's linker + gnupg_cv_export_dynamic="-Wl,-export-dynamic" + else + case "$host_os" in + hpux* ) + gnupg_cv_export_dynamic="-Wl,-E" + ;; + * ) + gnupg_cv_export_dynamic="" + ;; + esac + fi + ]) + AC_MSG_RESULT($gnupg_cv_export_dynamic) + CFLAGS_EXPORTDYNAMIC="$gnupg_cv_export_dynamic" fi ]) - ##################################################################### # Check for SysV IPC (from GIMP) # And see whether we have a SHM_LOCK (FreeBSD does not have it). |