Changeset 2559 for zzuf/trunk/configure.acTweet

Timestamp:

Jul 17, 2008, 1:17:12 AM (13 years ago)

Author:

Sam Hocevar

Message:

• Support fsetpos64 on Linux.

File:

• zzuf/trunk/configure.ac (modified) (1 diff)

zzuf/trunk/configure.ac

@@ -84 +84 @@
 AC_DEFINE_UNQUOTED(FILE_PTR, $ac_v_fp_ptr, [Define to the FILE::ptr member name])
 
+dnl  On HP-UX, fpos64_t == int64_t, but on Linux it's a compound object.
+AC_MSG_CHECKING(how to access fpos64_t x)
+ac_v_fpos64_t="unknown"
+AC_TRY_COMPILE(
+ [#define _LARGEFILE64_SOURCE
+  #include <stdio.h>],
+ [fpos64_t x; long long int y = x.__pos;],
+ [ac_v_fpos64_t="(x).__pos"])
+AC_TRY_COMPILE(
+ [#define _LARGEFILE64_SOURCE
+  #include <stdio.h>],
+ [fpos64_t x; long long int y = (long long int)x;],
+ [ac_v_fpos64_t="(x)"])
+AC_MSG_RESULT($ac_v_fpos64_t)
+AC_DEFINE_UNQUOTED(FPOS_CAST(x), $ac_v_fpos64_t, [Define to a macro for accessing an fpos64_t variable])
+
 AC_MSG_CHECKING(for pragma INIT/FINI)
 AC_TRY_COMPILE([],