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-rw-r--r--configure.ac2
-rw-r--r--src/gallium/auxiliary/os/os_mman.h13
-rw-r--r--src/gallium/winsys/radeon/drm/radeon_drm_bo.c1
-rw-r--r--src/gallium/winsys/svga/drm/Makefile.am2
4 files changed, 12 insertions, 6 deletions
diff --git a/configure.ac b/configure.ac
index aa7d1f27da0..9d2ddb4ab00 100644
--- a/configure.ac
+++ b/configure.ac
@@ -57,6 +57,8 @@ AC_CHECK_PROGS([PYTHON2], [python2 python])
AC_PROG_SED
AC_PROG_MKDIR_P
+AC_SYS_LARGEFILE
+
LT_PREREQ([2.2])
LT_INIT([disable-static])
diff --git a/src/gallium/auxiliary/os/os_mman.h b/src/gallium/auxiliary/os/os_mman.h
index b48eb053023..19478d24e44 100644
--- a/src/gallium/auxiliary/os/os_mman.h
+++ b/src/gallium/auxiliary/os/os_mman.h
@@ -40,9 +40,6 @@
#include "pipe/p_compiler.h"
#if defined(PIPE_OS_UNIX)
-# ifndef _FILE_OFFSET_BITS
-# error _FILE_OFFSET_BITS must be defined to 64
-# endif
# include <sys/mman.h>
#else
# error Unsupported OS
@@ -77,7 +74,15 @@ static INLINE void *os_mmap(void *addr, size_t length, int prot, int flags, int
# define os_mmap(addr, length, prot, flags, fd, offset) mmap(addr, length, prot, flags, fd, offset)
#endif
-#define os_munmap(addr, length) munmap(addr, length)
+static INLINE int os_munmap(void *addr, size_t length)
+{
+ /* Copied from configure code generated by AC_SYS_LARGEFILE */
+#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
+ STATIC_ASSERT(LARGE_OFF_T % 2147483629 == 721 && LARGE_OFF_T % 2147483647 == 1);
+#undef LARGE_OFF_T
+
+ return munmap(addr, length);
+}
#ifdef __cplusplus
diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
index 03b9b1d075b..5a5a2f195f1 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
@@ -24,7 +24,6 @@
* of the Software.
*/
-#define _FILE_OFFSET_BITS 64
#include "radeon_drm_cs.h"
#include "util/u_hash_table.h"
diff --git a/src/gallium/winsys/svga/drm/Makefile.am b/src/gallium/winsys/svga/drm/Makefile.am
index 953e16600bb..3b95b47efca 100644
--- a/src/gallium/winsys/svga/drm/Makefile.am
+++ b/src/gallium/winsys/svga/drm/Makefile.am
@@ -30,7 +30,7 @@ AM_CFLAGS = \
$(LIBDRM_CFLAGS)
#On some systems -std= must be added to CFLAGS to be the last -std=
-CFLAGS += -std=gnu99 -D_FILE_OFFSET_BITS=64
+CFLAGS += -std=gnu99
noinst_LTLIBRARIES = libsvgadrm.la