If stats file doesn't exist lfs_emubd_create will fail.

This will create default stats file if it doesn't exist.
geky · Sep 26, 2018 · 6ad544f · 6ad544f
1 parent 3419284
commit 6ad544f
Showing 1 changed file with 13 additions and 8 deletions.
diff --git a/emubd/lfs_emubd.c b/emubd/lfs_emubd.c
@@ -47,19 +47,24 @@ int lfs_emubd_create(const struct lfs_config *cfg, const char *path) {
 
  // Load stats to continue incrementing
  snprintf(emu->child, LFS_NAME_MAX, "stats");
+
  FILE *f = fopen(emu->path, "r");
- if (!f) {
+ if (!f && errno != ENOENT) {
  return -errno;
  }
 
- size_t res = fread(&emu->stats, sizeof(emu->stats), 1, f);
- if (res < 1) {
- return -errno;
- }
+ if (errno == ENOENT) {
+ memset(&emu->stats, 0x0, sizeof(emu->stats));
+ } else {
+ size_t res = fread(&emu->stats, sizeof(emu->stats), 1, f);
+ if (res < 1) {
+ return -errno;
+ }
 
- err = fclose(f);
- if (err) {
- return -errno;
+ err = fclose(f);
+ if (err) {
+ return -errno;
+ }
  }
 
  return 0;