X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=aclocal.m4;h=14f02755d1a0e11b76b6692426379f104e42ab02;hb=3689c8ff0c75a7bf1f8714421847703269652a83;hp=e29f68ed09791eefdf487f0ce8a6bf7b03623f30;hpb=d99b6eccd08abdbc42443c4029cd06f74949e9c1;p=ghc-base.git

diff --git a/aclocal.m4 b/aclocal.m4
index e29f68e..14f0275 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -40,7 +40,7 @@ m4_define([FP_CHECK_CONSTS_TEMPLATE],
 # FP_CHECK_CONSTS(EXPRESSION..., [INCLUDES = DEFAULT-INCLUDES], [VALUE-IF-FAIL = -1])
 # -----------------------------------------------------------------------------------
 # List version of FP_CHECK_CONST
-AC_DEFUN(FP_CHECK_CONSTS,
+AC_DEFUN([FP_CHECK_CONSTS],
 [FP_CHECK_CONSTS_TEMPLATE([$1])dnl
 for fp_const_name in $1
 do
@@ -53,7 +53,7 @@ dnl ** Map an arithmetic C type to a Haskell type.
 dnl    Based on autconf's AC_CHECK_SIZEOF.
 
 dnl FPTOOLS_CHECK_HTYPE(TYPE [, DEFAULT_VALUE, [, VALUE-FOR-CROSS-COMPILATION])
-AC_DEFUN(FPTOOLS_CHECK_HTYPE,
+AC_DEFUN([FPTOOLS_CHECK_HTYPE],
 [changequote(<<, >>)dnl
 dnl The name to #define.
 define(<<AC_TYPE_NAME>>, translit(htype_$1, [a-z *], [A-Z_P]))dnl
@@ -105,12 +105,26 @@ AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
 # include <ctype.h>
 #endif
 
+#if HAVE_INTTYPES_H
+# include <inttypes.h>
+#else
+# if HAVE_STDINT_H
+#  include <stdint.h>
+# endif
+#endif
+
 #if defined(HAVE_GL_GL_H)
 # include <GL/gl.h>
 #elif defined(HAVE_OPENGL_GL_H)
 # include <OpenGL/gl.h>
 #endif
 
+#if defined(HAVE_AL_AL_H)
+# include <AL/al.h>
+#elif defined(HAVE_OPENAL_AL_H)
+# include <OpenAL/al.h>
+#endif
+
 #if defined(HAVE_AL_ALC_H)
 # include <AL/alc.h>
 #elif defined(HAVE_OPENAL_ALC_H)
@@ -121,15 +135,17 @@ AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
 # include <sys/resource.h>
 #endif
 
+#include <stdlib.h>
+
 typedef $1 testing;
 
-main() {
+int main(void) {
   FILE *f=fopen("conftestval", "w");
   if (!f) exit(1);
   if (((testing)((int)((testing)1.4))) == ((testing)1.4)) {
     fprintf(f, "%s%d\n",
            ((testing)(-1) < (testing)0) ? "Int" : "Word",
-           sizeof(testing)*8);
+           (int)(sizeof(testing)*8));
   } else {
     fprintf(f,"%s\n",
            (sizeof(testing) >  sizeof(double)) ? "LDouble" :
@@ -139,8 +155,8 @@ main() {
   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=$3])])]) dnl
-CPPFLAGS="$fp_check_htype_save_cppflags"
+[ifelse([$3], , [AC_CV_NAME=NotReallyATypeCross; AC_CV_NAME_supported=no], [AC_CV_NAME=$3])])
+CPPFLAGS="$fp_check_htype_save_cppflags"]) dnl
 if test "$AC_CV_NAME_supported" = yes; then
   AC_MSG_RESULT($AC_CV_NAME)
   AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [Define to Haskell type for $1])
@@ -153,97 +169,37 @@ undefine([AC_CV_NAME_supported])dnl
 ])
 
 
-dnl @synopsis FP_READDIR_EOF_ERRNO
-dnl
-dnl Check what readdir() sets 'errno' to upon reaching 
-dnl end of directory; not setting it is the correct thing to do,
-dnl but mingw based versions have set it to ENOENT until recently
-dnl (summer 2004).
-dnl
-dnl
-AC_DEFUN(FP_READDIR_EOF_ERRNO,
-[AC_CACHE_CHECK([what readdir sets errno to upon EOF], fptools_cv_readdir_eof_errno,
-[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <dirent.h>
-#include <stdio.h>
-#include <errno.h>
-int
-main(argc, argv)
-int argc;
-char **argv;
-{
-  FILE *f=fopen("conftestval", "w");
-#if defined(__MINGW32__)
-  int fd = mkdir("testdir");
-#else
-  int fd = mkdir("testdir", 0666);
-#endif
-  DIR* dp;
-  struct dirent* de;
-  int err = 0;
-
-  if (!f) return 1;
-  if (fd == -1) { 
-     fprintf(stderr,"unable to create directory; quitting.\n");
-     return 1;
-  }
-  close(fd);
-  dp = opendir("testdir");
-  if (!dp) { 
-     fprintf(stderr,"unable to browse directory; quitting.\n");
-     rmdir("testdir");
-     return 1;
-  }
-
-  /* the assumption here is that readdir() will only return NULL
-   * due to reaching the end of the directory.
-   */
-  while (de = readdir(dp)) {
-  	;
-  }
-  err = errno;
-  fprintf(f,"%d", err);
-  fclose(f);
-  closedir(dp);
-  rmdir("testdir");
-  return 0;
-}]])],[fptools_cv_readdir_eof_errno=`cat conftestval`],[fptools_cv_readdir_eof_errno=bogus],[fptools_cv_readdir_eof_errno=0])])
-dnl the cross value is somewhat bogus.
-AC_DEFINE_UNQUOTED([READDIR_ERRNO_EOF], [$fptools_cv_readdir_eof_errno], [readdir() sets errno to this upon EOF])
-])
-
-dnl @synopsis FP_DIRENT_FLAT_LAYOUT
-dnl
-dnl Check whether 'struct dirent' (in dirent.h) has d_name defined
-dnl as being the final field in a struct, or a pointer to somewhere
-dnl else. The former is the standardly thing to do, but mingw defns
-dnl have for the longest time gone for the latter. They no longer do,
-dnl hence the need to configure test for this.
-dnl
-dnl
-AC_DEFUN(FP_DIRENT_FLAT_LAYOUT,
-[AC_CACHE_CHECK([if struct dirent layout is flat], fptools_cv_dirent_flat_layout,
-[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <dirent.h>
-#include <stdio.h>
-#include <string.h>
-int
-main(argc, argv)
-int argc;
-char **argv;
-{
-  struct dirent de;
-  /*
-   * Check whether d_name is defined as
-   *    struct dirent { .... ; char d_name[..]; } 
-   * or
-   *    struct dirent { .... ; char* d_name; } 
-   * 
-   * Returns 0 if the former.
-   */
-  memset(&de,0,sizeof(struct dirent));
-  return ((int)de.d_name == 0);
-}]])],[fptools_cv_dirent_flat_layout=yes],[fptools_cv_dirent_flat_layout=no],[fptools_cv_dirent_flat_layout=yes])])
-dnl the cross value is somewhat bogus.
-if test "$fptools_cv_dirent_flat_layout" = yes; then
-AC_DEFINE([STRUCT_DIRENT_FLAT_LAYOUT], [1], [Define to 1 if struct dirent is a flat structure])
-fi
+# FP_SEARCH_LIBS_PROTO(WHAT, PROTOTYPE, FUNCTION, SEARCH-LIBS,
+#                [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND],
+#                [OTHER-LIBRARIES])
+# --------------------------------------------------------
+# Search for a library defining FUNC, if it's not already available.
+# This is a copy of the AC_SEARCH_LIBS definition, but extended to take
+# the name of the thing we are looking for as its first argument, and
+# prototype text as its second argument. It also calls AC_LANG_PROGRAM
+# instead of AC_LANG_CALL
+AC_DEFUN([FP_SEARCH_LIBS_PROTO],
+[AS_VAR_PUSHDEF([ac_Search], [ac_cv_search_$3])dnl
+AC_CACHE_CHECK([for library containing $1], [ac_Search],
+[ac_func_search_save_LIBS=$LIBS
+AC_LANG_CONFTEST([AC_LANG_PROGRAM([$2], [$3])])
+for ac_lib in '' $4; do
+  if test -z "$ac_lib"; then
+    ac_res="none required"
+  else
+    ac_res=-l$ac_lib
+    LIBS="-l$ac_lib $7 $ac_func_search_save_LIBS"
+  fi
+  AC_LINK_IFELSE([], [AS_VAR_SET([ac_Search], [$ac_res])])
+  AS_VAR_SET_IF([ac_Search], [break])
+done
+AS_VAR_SET_IF([ac_Search], , [AS_VAR_SET([ac_Search], [no])])
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS])
+ac_res=AS_VAR_GET([ac_Search])
+AS_IF([test "$ac_res" != no],
+  [test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+  $5],
+      [$6])dnl
+AS_VAR_POPDEF([ac_Search])dnl
 ])