lib: Set umask for file creation permissions

Permissions are now set correctly upon creation, removing the need to
call fchmod.

1 files changed, 4 insertions, 5 deletions

diff --git a/src/lib/lockfile.c b/src/lib/lockfile.c
index 75ee2085..81bed687 100644
--- a/src/lib/lockfile.c
+++ b/src/lib/lockfile.c
@@ -43,10 +43,13 @@ struct lockfile {
 };
 
 struct lockfile * lockfile_create() {
+        mode_t mask;
         struct lockfile * lf = malloc(sizeof(*lf));
         if (lf == NULL)
                 return NULL;
 
+        mask = umask(0);
+
         lf->fd = shm_open(LOCKFILE_NAME, O_CREAT | O_EXCL | O_RDWR, 0666);
         if (lf->fd == -1) {
                 LOG_DBGF("Could not create lock file.");
@@ -54,11 +57,7 @@ struct lockfile * lockfile_create() {
                 return NULL;
         }
 
-        if (fchmod(lf->fd, 0666)) {
-                LOG_DBGF("Failed to chmod lockfile.");
-                free(lf);
-                return NULL;
-        }
+        umask(mask);
 
         if (ftruncate(lf->fd, LF_SIZE - 1) < 0) {
                 LOG_DBGF("Failed to extend lockfile.");