Minor cleanup: use AC_CHECK_DECLS for the gtk_icon_size_lookup check instead of

AC_TRY_COMPILE.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41247 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/configure b/configure
index 2975718ef319fe417c12b763d3aa081759c9e824..94771eb0c45f80beb8bd37998d8f4eaf8a8441ad 100755 (executable)
--- a/configure
+++ b/configure
@@ -28555,22 +28555,25 @@ libraries returned by 'pkg-config gtk+-2.0 --libs' or 'gtk-config
             CFLAGS="$wx_cv_cflags_gtk $CFLAGS"
             LIBS="$LIBS $wx_cv_libs_gtk"
 
-                                                            echo "$as_me:$LINENO: checking if gtk_icon_size_lookup is missing" >&5
-echo $ECHO_N "checking if gtk_icon_size_lookup is missing... $ECHO_C" >&6
-            cat >conftest.$ac_ext <<_ACEOF
+                                                            echo "$as_me:$LINENO: checking whether gtk_icon_size_lookup is declared" >&5
+echo $ECHO_N "checking whether gtk_icon_size_lookup is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_gtk_icon_size_lookup+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-
-                            #include <gtk/gtk.h>
+#include <gtk/gtk.h>
 
 int
 main ()
 {
-
-                            void *f = gtk_icon_size_lookup;
+#ifndef gtk_icon_size_lookup
+  char *p = (char *) gtk_icon_size_lookup;
+#endif
 
   ;
   return 0;
@@ -28598,24 +28601,36 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-
-                            echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
-
+  ac_cv_have_decl_gtk_icon_size_lookup=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
+ac_cv_have_decl_gtk_icon_size_lookup=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_gtk_icon_size_lookup" >&5
+echo "${ECHO_T}$ac_cv_have_decl_gtk_icon_size_lookup" >&6
+if test $ac_cv_have_decl_gtk_icon_size_lookup = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_GTK_ICON_SIZE_LOOKUP 1
+_ACEOF
 
-                            cat >>confdefs.h <<\_ACEOF
-#define NEED_GTK_ICON_SIZE_LOOKUP 1
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_GTK_ICON_SIZE_LOOKUP 0
 _ACEOF
 
-                            echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
+cat >>confdefs.h <<\_ACEOF
+#define NEED_GTK_ICON_SIZE_LOOKUP 1
+_ACEOF
 
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+
 
                         echo "$as_me:$LINENO: checking if GTK+ is version >= 2.6" >&5
 echo $ECHO_N "checking if GTK+ is version >= 2.6... $ECHO_C" >&6

diff --git a/configure.in b/configure.in
index 8f970ffaaaca70f91d33a07702034d7d9f8396d6..76a9ae25c7024fe56c81881b5daa97c5f84cd980 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -3012,20 +3012,9 @@ libraries returned by 'pkg-config gtk+-2.0 --libs' or 'gtk-config
             dnl that have shipped with some versions of Sun's JDS. Not using
             dnl AC_CHECK_FUNCS here since it only checks the function exists
             dnl in the lib (not the header).
-            AC_MSG_CHECKING([if gtk_icon_size_lookup is missing])
-            AC_TRY_COMPILE([
-                            #include <gtk/gtk.h>
-                           ],
-                           [
-                            void *f = gtk_icon_size_lookup;
-                           ],
-                           [
-                            AC_MSG_RESULT([no])
-                           ],
-                           [
-                            AC_DEFINE(NEED_GTK_ICON_SIZE_LOOKUP)
-                            AC_MSG_RESULT([yes])
-                           ])
+            AC_CHECK_DECLS([gtk_icon_size_lookup], [],
+                           [AC_DEFINE(NEED_GTK_ICON_SIZE_LOOKUP)],
+                           [#include <gtk/gtk.h>])
 
             dnl test if we have at least GTK+ 2.6:
             AC_MSG_CHECKING([if GTK+ is version >= 2.6])