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authorBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2007-06-25 11:12:51 +0000
committerBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2007-06-25 11:12:51 +0000
commitf7ce4eb03c9890052873e54fcd8018acee7b79ca (patch)
treefc68e664c4be3b69d15daccd86e9a1c0a8b8d36c /package/sdl/SDL-1.2.11-patch_PAGE_SIZE.patch
parent489a777527ceca7c42c10f129d0803b08b471f8d (diff)
- use sysconf to obtain the pagesize (Ivan Kuten)
Diffstat (limited to 'package/sdl/SDL-1.2.11-patch_PAGE_SIZE.patch')
-rw-r--r--package/sdl/SDL-1.2.11-patch_PAGE_SIZE.patch59
1 files changed, 59 insertions, 0 deletions
diff --git a/package/sdl/SDL-1.2.11-patch_PAGE_SIZE.patch b/package/sdl/SDL-1.2.11-patch_PAGE_SIZE.patch
new file mode 100644
index 000000000..ece702d8d
--- /dev/null
+++ b/package/sdl/SDL-1.2.11-patch_PAGE_SIZE.patch
@@ -0,0 +1,59 @@
+diff -urN SDL-1.2.11.orig/src/video/fbcon/SDL_fbvideo.c SDL-1.2.11/src/video/fbcon/SDL_fbvideo.c
+--- SDL-1.2.11.orig/src/video/fbcon/SDL_fbvideo.c 2006-05-17 06:16:06.000000000 +0300
++++ SDL-1.2.11/src/video/fbcon/SDL_fbvideo.c 2007-06-24 22:19:41.000000000 +0300
+@@ -29,9 +29,17 @@
+ #include <unistd.h>
+ #include <sys/ioctl.h>
+ #include <sys/mman.h>
+-#include <asm/page.h> /* For definition of PAGE_SIZE */
+ #include <linux/vt.h>
+
++#if defined(linux)
++#define HAS_MMAP_ANON
++#include <sys/types.h>
++#include <sys/mman.h>
++#include <asm/page.h> /* PAGE_SIZE */
++#define HAS_SC_PAGESIZE /* _SC_PAGESIZE may be an enum for Linux */
++#define HAS_GETPAGESIZE
++#endif /* linux */
++
+ #include "SDL_video.h"
+ #include "SDL_mouse.h"
+ #include "../SDL_sysvideo.h"
+@@ -474,6 +482,7 @@
+ unsigned int current_h;
+ const char *SDL_fbdev;
+ FILE *modesdb;
++ int pagesize = -1;
+
+ /* Initialize the library */
+ SDL_fbdev = SDL_getenv("SDL_FBDEV");
+@@ -545,9 +554,27 @@
+ }
+ }
+
++#if defined(_SC_PAGESIZE) && defined(HAS_SC_PAGESIZE)
++ pagesize = sysconf(_SC_PAGESIZE);
++#endif
++#ifdef _SC_PAGE_SIZE
++ if (pagesize == -1)
++ pagesize = sysconf(_SC_PAGE_SIZE);
++#endif
++#ifdef HAS_GETPAGESIZE
++ if (pagesize == -1)
++ pagesize = getpagesize();
++#endif
++#ifdef PAGE_SIZE
++ if (pagesize == -1)
++ pagesize = PAGE_SIZE;
++#endif
++ if (pagesize == -1)
++ pagesize = 4096;
++
+ /* Memory map the device, compensating for buggy PPC mmap() */
+ mapped_offset = (((long)finfo.smem_start) -
+- (((long)finfo.smem_start)&~(PAGE_SIZE-1)));
++ (((long)finfo.smem_start)&~(pagesize-1)));
+ mapped_memlen = finfo.smem_len+mapped_offset;
+ mapped_mem = do_mmap(NULL, mapped_memlen,
+ PROT_READ|PROT_WRITE, MAP_SHARED, console_fd, 0);