| 1 | dnl GNOME_X_CHECKS |
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| 2 | dnl |
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| 3 | dnl Basic X11 related checks for X11. At the end, the following will be |
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| 4 | dnl defined/changed: |
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| 5 | dnl GTK_{CFLAGS,LIBS} From AM_PATH_GTK |
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| 6 | dnl CPPFLAGS Will include $X_CFLAGS |
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| 7 | dnl GNOME_HAVE_SM `true' or `false' depending on whether session |
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| 8 | dnl management is available. It is available if |
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| 9 | dnl both -lSM and X11/SM/SMlib.h exist. (Some |
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| 10 | dnl Solaris boxes have the library but not the header) |
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| 11 | dnl XPM_LIBS -lXpm if Xpm library is present, otherwise "" |
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| 12 | dnl |
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| 13 | dnl The following configure cache variables are defined (but not used): |
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| 14 | dnl gnome_cv_passdown_{x_libs,X_LIBS,X_CFLAGS} |
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| 15 | dnl |
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| 16 | AC_DEFUN([GNOME_X_CHECKS], |
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| 17 | [ |
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| 18 | AM_PATH_GTK(1.2.0,,AC_MSG_ERROR(GTK not installed, or gtk-config not in path)) |
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| 19 | dnl Hope that GTK_CFLAGS have only -I and -D. Otherwise, we could |
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| 20 | dnl test -z "$x_includes" || CPPFLAGS="$CPPFLAGS -I$x_includes" |
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| 21 | dnl |
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| 22 | dnl Use CPPFLAGS instead of CFLAGS because AC_CHECK_HEADERS uses |
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| 23 | dnl CPPFLAGS, not CFLAGS |
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| 24 | CPPFLAGS="$CPPFLAGS $GTK_CFLAGS" |
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| 25 | |
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| 26 | saved_ldflags="$LDFLAGS" |
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| 27 | LDFLAGS="$LDFLAGS $GTK_LIBS" |
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| 28 | |
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| 29 | gnome_cv_passdown_x_libs="$GTK_LIBS" |
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| 30 | gnome_cv_passdown_X_LIBS="$GTK_LIBS" |
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| 31 | gnome_cv_passdown_X_CFLAGS="$GTK_CFLAGS" |
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| 32 | gnome_cv_passdown_GTK_LIBS="$GTK_LIBS" |
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| 33 | |
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| 34 | LDFLAGS="$saved_ldflags $GTK_LIBS" |
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| 35 | |
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| 36 | dnl We are requiring GTK >= 1.1.1, which means this will be fine anyhow. |
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| 37 | USE_DEVGTK=true |
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| 38 | |
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| 39 | dnl AC_MSG_CHECKING([whether to use features from (unstable) GTK+ 1.1.x]) |
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| 40 | dnl AC_EGREP_CPP(answer_affirmatively, |
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| 41 | dnl [#include <gtk/gtkfeatures.h> |
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| 42 | dnl #ifdef GTK_HAVE_FEATURES_1_1_0 |
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| 43 | dnl answer_affirmatively |
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| 44 | dnl #endif |
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| 45 | dnl ], dev_gtk=yes, dev_gtk=no) |
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| 46 | dnl if test "$dev_gtk" = "yes"; then |
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| 47 | dnl USE_DEVGTK=true |
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| 48 | dnl fi |
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| 49 | dnl AC_MSG_RESULT("$dev_gtk") |
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| 50 | |
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| 51 | GNOME_HAVE_SM=true |
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| 52 | case "$GTK_LIBS" in |
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| 53 | *-lSM*) |
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| 54 | dnl Already found it. |
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| 55 | ;; |
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| 56 | *) |
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| 57 | dnl Assume that if we have -lSM then we also have -lICE. |
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| 58 | AC_CHECK_LIB(SM, SmcSaveYourselfDone, |
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| 59 | [GTK_LIBS="-lSM -lICE $GTK_LIBS"],GNOME_HAVE_SM=false, |
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| 60 | $x_libs -lICE) |
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| 61 | ;; |
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| 62 | esac |
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| 63 | |
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| 64 | if test "$GNOME_HAVE_SM" = true; then |
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| 65 | AC_CHECK_HEADERS(X11/SM/SMlib.h,,GNOME_HAVE_SM=false) |
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| 66 | fi |
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| 67 | |
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| 68 | if test "$GNOME_HAVE_SM" = true; then |
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| 69 | AC_DEFINE(HAVE_LIBSM) |
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| 70 | fi |
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| 71 | |
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| 72 | XPM_LIBS="" |
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| 73 | AC_CHECK_LIB(Xpm, XpmFreeXpmImage, [XPM_LIBS="-lXpm"], , $x_libs) |
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| 74 | AC_SUBST(XPM_LIBS) |
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| 75 | |
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| 76 | AC_REQUIRE([GNOME_PTHREAD_CHECK]) |
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| 77 | LDFLAGS="$saved_ldflags" |
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| 78 | |
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| 79 | AC_PROVIDE([GNOME_X_CHECKS]) |
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| 80 | ]) |
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