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vo_gpu_next: guard from cache save conflict 

If multiple instances of mpv are closed at the same time, they will
write to the same temporary file. Fix that by using unique temporary
file.
This commit is contained in:
Kacper Michajłow 2023-11-11 01:39:59 +01:00 committed by Dudemanguy
parent d124449c3d
commit ff7f105c85
1 changed files with 8 additions and 3 deletions
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11
video/out/vo_gpu_next.c
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@ -1557,10 +1557,15 @@ static void save_cache_files(struct priv *p)
if (!target_file)
continue;
char *tmp = talloc_asprintf(ta_ctx, "%s~", target_file);
FILE *cache = fopen(tmp, "wb");
if (!cache)
char *tmp = talloc_asprintf(ta_ctx, "%sXXXXXX", target_file);
int fd = mkstemp(tmp);
if (fd < 0)
continue;
FILE *cache = fdopen(fd, "wb");
if (!cache) {
close(fd);
continue;
}
int ret = pl_cache_save_file(target_cache, cache);
if (same_cache)
ret += pl_cache_save_file(p->icc_cache, cache);