X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=configure.in;h=1de5f64453c158f68755997c9bc96d7747bb990b;hb=0a7317c51be76685b707c9561fce6fa37d7ff022;hp=3f3b4f4d7b83f3df2ffa77440f6000c34a0f5eed;hpb=daf323ec5bc8a09f80ea54c63f1cfedb310d2aaa;p=lilypond.git

diff --git a/configure.in b/configure.in
index 3f3b4f4d7b..1de5f64453 100644
--- a/configure.in
+++ b/configure.in
@@ -1,6 +1,8 @@
 dnl configure.in   -*-shell-script-*-
 dnl Process this file with autoconf to produce a configure script.
 
+AC_PREREQ(2.50)
+
 # Bootstrap the init proces.
 AC_INIT
 
@@ -28,12 +30,6 @@ AC_ARG_ENABLE(documentation,
     [DOCUMENTATION=$enableval])
 AC_SUBST(DOCUMENTATION)
 
-gui_b=no
-AC_ARG_ENABLE(gui,
-    [  --enable-gui            compile with experimental GNOME output.  Default: off],
-    [gui_b=$enableval])
-
-
 AC_ARG_WITH(ncsb-dir,
     [  --with-ncsb-dir=DIR     location of Century Schoolbook fonts.],
     [NCSB_DIR=$withval],
@@ -104,7 +100,7 @@ STEPMAKE_BISON(OPTIONAL, 1.29)
 STEPMAKE_FLEX(REQUIRED)
 STEPMAKE_FLEXLEXER(REQUIRED)
 STEPMAKE_FLEXLEXER_LOCATION
-AC_LANG_C
+AC_LANG([C])
 STEPMAKE_LOCALE
 STEPMAKE_GETTEXT
 STEPMAKE_MSGFMT(REQUIRED)
@@ -124,15 +120,12 @@ CFLAGS="$save_CFLAGS"
 save_CPPFLAGS="$CPPFLAGS"
 CPPFLAGS="$GUILE_CFLAGS $CPPFLAGS"
 AC_MSG_CHECKING(GUILE rational bugfix)
-AC_TRY_CPP(
-#include <libguile.h>
+AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <libguile.h>
 #ifdef SCM_FRACTION_REDUCED_BIT
 #error
 #endif
-,
-AC_MSG_RESULT(ok),
-REQUIRED="$REQUIRED GUILE-with-rational-bugfix"
-AC_MSG_RESULT(Must have patched GUILE rational support. See INSTALL.txt))
+]])],[AC_MSG_RESULT(ok)],[REQUIRED="$REQUIRED GUILE-with-rational-bugfix"
+AC_MSG_RESULT(Must have patched GUILE rational support. See INSTALL.txt)])
 CPPFLAGS="$save_CPPFLAGS"
 
 
@@ -155,10 +148,6 @@ AC_CHECK_FUNCS([chroot fopencookie funopen gettext isinf memmem snprintf vsnprin
 
 STEPMAKE_PROGS(PKG_CONFIG, pkg-config, REQUIRED, 0.9.0)
 
-if test "$gui_b" = "yes"; then
-    STEPMAKE_GTK2(gtk+-2.0, REQUIRED, 2.4.0)
-fi
-
 AC_MSG_CHECKING(whether to enable dynamic relocation)
 if test "$reloc_b" = "yes"; then
     AC_DEFINE(ARGV0_RELOCATION)