[project @ 2004-09-22 08:36:58 by panne]

* Replace obsolete macro AC_TRY_RUN with AC_RUN_IFELSE
* Same for AC_TRY_LINK and AC_LINK_IFELSE
* Minor cleanup

aclocal.m4

@@ -199,7 +199,7 @@ case $HostPlatform in
 alpha-dec-osf*) fptools_cv_leading_underscore=no;;
 *cygwin32) fptools_cv_leading_underscore=yes;;
 *mingw32) fptools_cv_leading_underscore=yes;;
-*) AC_TRY_RUN([#ifdef HAVE_NLIST_H
+*) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H
 #include <nlist.h>
 struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}};
 struct nlist xYzzY2[] = {{"_xYzzY2", 0},{0}};
@@ -216,7 +216,7 @@ char **argv;
         exit(0);
 #endif
     exit(1);
-}], [fptools_cv_leading_underscore=yes], [fptools_cv_leading_underscore=no], [fptools_cv_leading_underscore=no])
+}]])],[fptools_cv_leading_underscore=yes],[fptools_cv_leading_underscore=no],[fptools_cv_leading_underscore=no])
 ;;
 esac]);
 AC_SUBST([LeadingUnderscore], [`echo $fptools_cv_leading_underscore | sed 'y/yesno/YESNO/'`])
@@ -711,7 +711,7 @@ AC_CACHE_VAL(AC_CV_NAME,
 [AC_CV_NAME_supported=yes
 fp_check_htype_save_cppflags="$CPPFLAGS"
 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
-AC_TRY_RUN([#include <stdio.h>
+AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
 #include <stddef.h>
 
 #if HAVE_SYS_TYPES_H
@@ -782,9 +782,9 @@ main() {
   }
   fclose(f);
   exit(0);
-}],AC_CV_NAME=`cat conftestval`,
-ifelse([$2], , [AC_CV_NAME=NotReallyAType; AC_CV_NAME_supported=no], AC_CV_NAME=$2),
-ifelse([$3], , [AC_CV_NAME=NotReallyATypeCross; AC_CV_NAME_supported=no], AC_CV_NAME=$3))]) dnl
+}]])],[AC_CV_NAME=`cat conftestval`],
+[ifelse([$2], , [AC_CV_NAME=NotReallyAType; AC_CV_NAME_supported=no], [AC_CV_NAME=$2])],
+[ifelse([$3], , [AC_CV_NAME=NotReallyATypeCross; AC_CV_NAME_supported=no], [AC_CV_NAME=$3])])]) dnl
 CPPFLAGS="$fp_check_htype_save_cppflags"
 if test "$AC_CV_NAME_supported" = yes; then
   AC_MSG_RESULT($AC_CV_NAME)
@@ -1076,7 +1076,7 @@ AC_DEFUN([FP_CHECK_GL_HELPER],
       fp_try_lib=`echo $fp_try_lib | sed -e 's/^-l//' -e 's/$/.lib/'`
     fi
     LIBS="$fp_try_lib ${$1_LIBS} $fp_save_LIBS"
-    AC_TRY_LINK([$3], [$4], [fp_cv_check_$1_lib="$fp_try_lib ${$1_LIBS}"; break])
+    AC_LINK_IFELSE([AC_LANG_PROGRAM([$3], [$4])], [fp_cv_check_$1_lib="$fp_try_lib ${$1_LIBS}"; break])
   done
   LIBS="$fp_save_LIBS"
   CPPFLAGS="$fp_save_CPPFLAGS"])
@@ -1138,7 +1138,7 @@ else
         *-lopengl32*|*opengl32.lib*) ;;
         *) fp_save_LIBS="$LIBS"
            LIBS="$LIBS -lopengl32"
-           AC_TRY_LINK([@%:@include <GL/gl.h>], [glEnd()],
+           AC_LINK_IFELSE([AC_LANG_PROGRAM([[@%:@include <GL/gl.h>]], [[glEnd()]])],
              [GL_LIBS="$GL_LIBS -lopengl32"; GL_LIBS0="$GL_LIBS0 -lopengl32"])
            LIBS="$fp_save_LIBS"
            ;;
@@ -1209,20 +1209,19 @@ AC_SUBST([GLUT_LIBS])
 ])# FP_CHECK_GLUT
 
 
-dnl @synopsis FP_EMPTY_STRUCTS
-dnl 
-dnl Check whether empty structs is accepted by CC.
+# FP_EMPTY_STRUCTS
+# ---------------- 
+# Define output variable SUPPORTS_EMPTY_STRUCTS if empty structs are accepted by
+# CC.
 dnl
 AC_DEFUN(FP_EMPTY_STRUCTS,
-[AC_CACHE_CHECK(empty struct support, fptools_cv_empty_structs,
-[AC_TRY_COMPILE([
-typedef struct { /*empty*/ } StgFoo;
-],
-[int i;], 
-fptools_cv_empty_structs=yes,
-fptools_cv_empty_structs=no)])
-if test "$fptools_cv_empty_structs" = yes; then
-AC_DEFINE([SUPPORTS_EMPTY_STRUCTS], [1], [Define to 1 if C compiler supports declaration of empty structure types.])
+[AC_CACHE_CHECK(empty struct support, fp_cv_empty_structs,
+[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[typedef struct { /* empty */ } StgFoo;]],
+[[int i;]])],
+[fp_cv_empty_structs=yes],
+[fp_cv_empty_structs=no])])
+if test x"$fp_cv_empty_structs" = xyes; then
+  AC_DEFINE([SUPPORTS_EMPTY_STRUCTS], [1], [Define to 1 if C compiler supports declaration of empty structure types.])
 fi
 ])
 

configure.ac

@@ -21,7 +21,7 @@ AC_CONFIG_SRCDIR([mk/config.mk.in])
 dnl * We require autoconf version 2.52
 dnl We need 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE.
 dnl We need 2.52 due to the use of AS_TR_CPP and AS_TR_SH.
-AC_PREREQ(2.52)
+AC_PREREQ([2.52])
 
 dnl * Declare subdirectories that have a private configure script
 dnl
@@ -1111,16 +1111,16 @@ dnl ** check return type of signal handlers
 dnl Foo: assumes we can use prototypes.
 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
-dnl [AC_TRY_COMPILE([#include <sys/types.h>
+dnl [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
 dnl #include <signal.h>
 dnl #ifdef signal
 dnl #undef signal
 dnl #endif
 dnl void (*signal (int, void (*)(int)))(int);
-dnl ],
-dnl [int i;], 
-dnl ac_cv_type_signal_handler=void_int,
-dnl ac_cv_type_signal_handler=int_void)])
+dnl ]],
+dnl [[int i;]])],
+dnl [ac_cv_type_signal_handler=void_int],
+dnl [ac_cv_type_signal_handler=int_void])])
 dnl if test "$ac_cv_type_signal_handler" = void_int; then
 dnl AC_DEFINE(VOID_INT_SIGNALS)
 dnl fi