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Merge pull request #106 from conkerkh/master

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If stats file doesn't exist lfs_emubd_create will fail.
This commit is contained in:
Christopher Haster
2018-09-26 18:58:34 -05:00
committed by GitHub
parent e5a6938faf 6ad544f3f3
commit 1b7a15599e
1 changed files with 13 additions and 8 deletions
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21
emubd/lfs_emubd.c
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@@ -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;