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-rw-r--r--configure.ac23
1 files changed, 20 insertions, 3 deletions
diff --git a/configure.ac b/configure.ac
index 010abc8544c..f9fee9d884d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -355,6 +355,8 @@ OPTION_DEFAULT_ON([gsettings],[don't compile with GSettings support])
OPTION_DEFAULT_ON([selinux],[don't compile with SELinux support])
OPTION_DEFAULT_ON([gnutls],[don't use -lgnutls for SSL/TLS support])
OPTION_DEFAULT_ON([zlib],[don't compile with zlib decompression support])
+OPTION_DEFAULT_OFF([ltdl], [compile with dynamic module loading support])
+
AC_ARG_WITH([file-notification],[AS_HELP_STRING([--with-file-notification=LIB],
[use a file notification library (LIB one of: yes, gfile, inotify, w32, no)])],
@@ -3179,6 +3181,18 @@ if test "${HAVE_ZLIB}" = "yes"; then
fi
AC_SUBST(LIBZ)
+HAVE_LTDL=no
+LIBLTDL=
+if test "${with_ltdl}" != "no"; then
+ AC_CHECK_HEADER(ltdl.h, HAVE_LTDL=yes, HAVE_LTDL=no)
+ AC_CHECK_LIB(ltdl, lt_dlopen, HAVE_LTDL=yes, HAVE_LTDL=no)
+fi
+if test "${HAVE_LTDL}" = "yes"; then
+ AC_DEFINE(HAVE_LTDL, 1, [Define to 1 if you have the ltdl library (-lltdl).])
+ LIBLTDL="-lltdl -Wl,--export-dynamic"
+fi
+AC_SUBST(LIBLTDL)
+
### Use -lpng if available, unless `--with-png=no'.
HAVE_PNG=no
LIBPNG=
@@ -5049,7 +5063,7 @@ optsep=
emacs_config_features=
for opt in XAW3D XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM DBUS \
GCONF GSETTINGS NOTIFY ACL LIBSELINUX GNUTLS LIBXML2 FREETYPE M17N_FLT \
- LIBOTF XFT ZLIB; do
+ LIBOTF XFT ZLIB LTDL; do
case $opt in
NOTIFY|ACL) eval val=\${${opt}_SUMMARY} ;;
@@ -5088,6 +5102,7 @@ echo " Does Emacs use -lm17n-flt? ${HAVE_M17N_FLT}
echo " Does Emacs use -lotf? ${HAVE_LIBOTF}"
echo " Does Emacs use -lxft? ${HAVE_XFT}"
echo " Does Emacs directly use zlib? ${HAVE_ZLIB}"
+echo " Does Emacs use -lltdl? ${HAVE_LTDL}"
echo " Does Emacs use toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}"
echo
@@ -5154,12 +5169,14 @@ dnl This will work, but you get a config.status that is not quite right
dnl (see http://lists.gnu.org/archive/html/bug-autoconf/2008-08/msg00028.html).
dnl That doesn't have any obvious consequences for Emacs, but on the whole
dnl it seems better to just live with the duplication.
-SUBDIR_MAKEFILES="lib/Makefile lib-src/Makefile oldXMenu/Makefile doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile leim/Makefile nextstep/Makefile nt/Makefile"
+SUBDIR_MAKEFILES="lib/Makefile lib-src/Makefile oldXMenu/Makefile doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile leim/Makefile modules/curl/Makefile modules/elisp/Makefile modules/fmod/Makefile modules/opaque/Makefile modules/yaml/Makefile nextstep/Makefile nt/Makefile"
AC_CONFIG_FILES([Makefile lib/Makefile lib-src/Makefile oldXMenu/Makefile \
doc/emacs/Makefile doc/misc/Makefile doc/lispintro/Makefile \
doc/lispref/Makefile src/Makefile lwlib/Makefile lisp/Makefile \
- leim/Makefile nextstep/Makefile nt/Makefile])
+ leim/Makefile \
+ modules/curl/Makefile modules/elisp/Makefile modules/fmod/Makefile modules/yaml/Makefile \
+ nextstep/Makefile nt/Makefile])
dnl test/ is not present in release tarfiles.
opt_makefile=test/automated/Makefile