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authorRaja R Harinath <harinath@src.gnome.org>1998-02-27 04:52:33 +0800
committerRaja R Harinath <harinath@src.gnome.org>1998-02-27 04:52:33 +0800
commit15dc03c04e166d1ead2698956d7c55b7faf883d6 (patch)
tree5ee3267826cac470d2cb33844ddda19554936c50 /macros/gnome-x-checks.m4
parent64121e487c2790e89f0b12c174ec3caa43f7ea2b (diff)
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Put $X_CFLAGS here, not in $CFLAGS. (GNOME_HAVE_SM): New var. `true' if we
* gnome-x-checks.m4 (CPPFLAGS): Put $X_CFLAGS here, not in $CFLAGS. (GNOME_HAVE_SM): New var. `true' if we have libSM, `false' otherwise. - Hari svn path=/trunk/; revision=51
Diffstat (limited to 'macros/gnome-x-checks.m4')
-rw-r--r--macros/gnome-x-checks.m441
1 files changed, 29 insertions, 12 deletions
diff --git a/macros/gnome-x-checks.m4 b/macros/gnome-x-checks.m4
index c016435702..a0be04955b 100644
--- a/macros/gnome-x-checks.m4
+++ b/macros/gnome-x-checks.m4
@@ -1,17 +1,35 @@
+dnl GNOME_X_CHECKS
+dnl
+dnl Basic X11 related checks for X11. At the end, the following will be
+dnl defined/changed:
+dnl x_{includes,libraries} From AC_PATH_X
+dnl X_{CFLAGS,LIBS} From AC_PATH_XTRA
+dnl X_{PRE,EXTRA}_LIBS - do -
+dnl x_libs Essentially $X_PRE_LIBS -lX11 -Xext $X_EXTRA_LIBS
+dnl CPPFLAGS Will include $X_CFLAGS
+dnl GNOME_HAVE_SM `true' or `false' depending of if -lSM is present
+dnl
+dnl The following configure cache variables are defined (but not used):
+dnl gnome_cv_passdown_{x_libs,X_LIBS,X_CFLAGS}
+dnl
AC_DEFUN([GNOME_X_CHECKS],
[
AC_PATH_X
AC_PATH_XTRA
- saved_cflags="$CFLAGS"
saved_ldflags="$LDFLAGS"
-
- CFLAGS="$X_CFLAGS"
LDFLAGS="$X_LDFLAGS $X_LIBS"
+ dnl Hope that X_CFLAGS have only -I and -D. Otherwise, we could
+ dnl test -z "$x_includes" || CPPFLAGS="$CPPFLAGS -I$x_includes"
+ dnl
+ dnl Use CPPFLAGS instead of CFLAGS because AC_CHECK_HEADERS uses
+ dnl CPPFLAGS, not CFLAGS
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+
dnl Checks for libraries.
AC_CHECK_LIB(X11, XOpenDisplay,
- x_libs="$X_PRE_LIBS -lX11 $X_EXTRA_LIBS",
+ x_libs="$X_PRE_LIBS -lX11"
[AC_MSG_ERROR(No X11 installed)],
$X_EXTRA_LIBS)
AC_SUBST(x_libs)
@@ -20,27 +38,27 @@ AC_DEFUN([GNOME_X_CHECKS],
AC_CHECK_LIB(Xext, XShmAttach,
x_libs="$x_libs -lXext", ,
- $x_libs)
+ $x_libs $X_EXTRA_LIBS)
+ x_libs="$x_libs $X_EXTRA_LIBS"
gnome_cv_passdown_x_libs="$x_libs"
gnome_cv_passdown_X_LIBS="$X_LIBS"
gnome_cv_passdown_X_CFLAGS="$X_CFLAGS"
LDFLAGS="$saved_ldflags $X_LDFLAGS $X_LIBS"
- dnl Assume that if we have -lSM then we also have -lICE.
+ GNOME_HAVE_SM=true
case "$x_libs" in
*-lSM*)
- # Already found it.
+ dnl Already found it.
AC_DEFINE(HAVE_LIBSM)
;;
*)
+ dnl Assume that if we have -lSM then we also have -lICE.
AC_CHECK_LIB(SM, SmcSaveYourselfDone,
[AC_DEFINE(HAVE_LIBSM)
- x_libs="$x_libs -lSM -lICE"], ,
+ x_libs="$x_libs -lSM -lICE"],GNOME_HAVE_SM=false,
$x_libs -lICE)
- AM_CONDITIONAL(ENABLE_GSM,
- test "x$ac_cv_lib_SM_SmcSaveYourselfDone" = "xyes")
;;
esac
@@ -57,8 +75,7 @@ AC_DEFUN([GNOME_X_CHECKS],
AC_SUBST(XPM_LIBS)
AC_REQUIRE([GNOME_PTHREAD_CHECK])
-
- CFLAGS="$saved_cflags $X_CFLAGS"
LDFLAGS="$saved_ldflags"
+
AC_PROVIDE([GNOME_X_CHECKS])
])