X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Flargefile.m4;h=bf3b9656a8a4fa3bc6e64f2390fcc0c402d59acb;hb=0bfc98e547199ba45b8a0bd8ce7d77ad5a10f4ad;hp=576a7ecc18ac338882ab69ab03e0f343b598ac1a;hpb=d9bb1ae90d7f678142b0654701cc061aa70eb9ca;p=gnulib.git

diff --git a/m4/largefile.m4 b/m4/largefile.m4
index 576a7ecc1..bf3b9656a 100644
--- a/m4/largefile.m4
+++ b/m4/largefile.m4
@@ -1,4 +1,4 @@
-#serial 9
+#serial 11
 
 dnl By default, many hosts won't let programs access large files;
 dnl one must use special compiler options to get large-file access to work.
@@ -109,12 +109,11 @@ AC_DEFUN(AC_SYS_LARGEFILE,
 	esac])
      AC_SYS_LARGEFILE_MACRO_VALUE(_LARGEFILE_SOURCE,
        ac_cv_sys_largefile_source,
-       [Define to make fseeko etc. visible, on some hosts.],
-       [case "$host_os" in
-	# HP-UX 10.20 and later
-[	hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)]
-	  ac_cv_sys_largefile_source=1 ;;
-	esac])
+       [Define to make ftello visible on some hosts (e.g. HP-UX 10.20).],
+       [AC_TRY_COMPILE([#include <stdio.h>], [return !ftello;], ,
+	  [AC_TRY_COMPILE([#define _LARGEFILE_SOURCE 1
+#include <stdio.h>], [return !ftello;],
+	     ac_cv_sys_largefile_source=1)])])
      AC_SYS_LARGEFILE_MACRO_VALUE(_LARGE_FILES,
        ac_cv_sys_large_files,
        [Define for large files, on AIX-style hosts.],
@@ -123,5 +122,13 @@ AC_DEFUN(AC_SYS_LARGEFILE,
 [	aix4.[2-9]* | aix4.1[0-9]* | aix[5-9].* | aix[1-9][0-9]*)]
 	  ac_cv_sys_large_files=1 ;;
 	esac])
+     AC_SYS_LARGEFILE_MACRO_VALUE(_XOPEN_SOURCE,
+       ac_cv_sys_xopen_source,
+       [Define to make ftello visible on some hosts (e.g. glibc 2.1.3).],
+       [AC_TRY_COMPILE([#include <stdio.h>], [return !ftello;], ,
+	  [AC_TRY_COMPILE([#define _XOPEN_SOURCE 500
+#include <stdio.h>],
+	     [return !ftello;],
+	     ac_cv_sys_xopen_source=500)])])
    fi
   ])