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drc: some portability fixes

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This commit is contained in:
notaz
2013-06-28 01:41:52 +03:00
parent 2446536be5
commit c25d78eec1
5 changed files with 36 additions and 22 deletions
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2
platform/libpicofe

Submodule platform/libpicofe updated: c2981fc0ee...6282e17ef5

14
platform/libretro.c
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@@ -11,6 +11,7 @@
#include <stdarg.h>
#include <string.h>
#include <sys/mman.h>
#include <errno.h>
#ifdef __MACH__
#include <libkern/OSCacheControl.h>
#endif
@@ -71,8 +72,10 @@ void *plat_mmap(unsigned long addr, size_t size, int need_exec, int is_fixed)
req = (void *)addr;
ret = mmap(req, size, PROT_READ | PROT_WRITE, flags, -1, 0);
if (ret == MAP_FAILED)
if (ret == MAP_FAILED) {
lprintf("mmap(%08lx, %zd) failed: %d\n", addr, size, errno);
return NULL;
}
if (addr != 0 && ret != (void *)addr) {
lprintf("warning: wanted to map @%08lx, got %p\n",
@@ -102,6 +105,15 @@ void plat_munmap(void *ptr, size_t size)
munmap(ptr, size);
}
int plat_mem_set_exec(void *ptr, size_t size)
{
int ret = mprotect(ptr, size, PROT_READ | PROT_WRITE | PROT_EXEC);
if (ret != 0)
lprintf("mprotect(%p, %zd) failed: %d\n", ptr, size, errno);
return ret;
}
void emu_video_mode_change(int start_line, int line_count, int is_32cols)
{
memset(vout_buf, 0, 320 * 240 * 2);