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cursor: use os_create_anonymous_file()

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Copy the implementation of os_create_anonymous_file() here from weston,
so we can use it instead of hardcoding a path to /tmp.

Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>
This commit is contained in:
Pekka Paalanen 2012-07-10 13:05:02 +03:00 • committed by Kristian Høgsberg
parent 9326498d03
commit a88a4386cb
5 changed files with 165 additions and 7 deletions
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9
cursor/wayland-cursor.c
View file

@ -29,6 +29,8 @@
#include <unistd.h>
#include <sys/mman.h>
#include "os-compatibility.h"
struct shm_pool {
struct wl_shm_pool *pool;
int fd;
@ -41,22 +43,17 @@ static struct shm_pool *
shm_pool_create(struct wl_shm *shm, int size)
{
struct shm_pool *pool;
char filename[] = "/tmp/wayland-shm-XXXXXX";
pool = malloc(sizeof *pool);
if (!pool)
return NULL;
pool->fd = mkstemp(filename);
pool->fd = os_create_anonymous_file(size);
if (pool->fd < 0)
goto err_free;
if (ftruncate(pool->fd, size) < 0)
goto err_close;
pool->data = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED,
pool->fd, 0);
unlink(filename);
if (pool->data == MAP_FAILED)
goto err_close;