diff options
Diffstat (limited to 'src/pulsecore')
| -rw-r--r-- | src/pulsecore/core-util.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/src/pulsecore/core-util.c b/src/pulsecore/core-util.c index a9e2a703..d7c5caf8 100644 --- a/src/pulsecore/core-util.c +++ b/src/pulsecore/core-util.c @@ -1315,31 +1315,43 @@ static char* make_random_dir(mode_t m) { "ABCDEFGHIJKLMNOPQRSTUVWXYZ" "0123456789"; - char fn[24] = "/tmp/pulse-"; + const char *tmpdir; + char *fn; + size_t pathlen; - fn[sizeof(fn)-1] = 0; + if (!(tmpdir = getenv("TMPDIR"))) + if (!(tmpdir = getenv("TMP"))) + if (!(tmpdir = getenv("TEMP"))) + tmpdir = getenv("TEMPDIR"); + + if (!tmpdir || !pa_is_path_absolute(tmpdir)) + tmpdir = "/tmp"; + + fn = pa_sprintf_malloc("%s/pulse-XXXXXXXXXXXX", tmpdir); + pathlen = strlen(fn); for (;;) { - unsigned i; + size_t i; int r; mode_t u; int saved_errno; - for (i = 11; i < sizeof(fn)-1; i++) + for (i = pathlen - 12; i < pathlen; i++) fn[i] = table[rand() % (sizeof(table)-1)]; u = umask((~m) & 0777); r = mkdir(fn, m); + saved_errno = errno; umask(u); + errno = saved_errno; if (r >= 0) - return pa_xstrdup(fn); - - errno = saved_errno; + return fn; if (errno != EEXIST) { pa_log_error("Failed to create random directory %s: %s", fn, pa_cstrerror(errno)); + pa_xfree(fn); return NULL; } } |