diff --git a/sha1_file.c b/sha1_file.c
index 9cab99ae7c2b1e59db7be26d79d287254db21211..1fd5b797a587dfd52a6662fc48c992a5e298f7f8 100644 (file)
--- a/sha1_file.c
+++ b/sha1_file.c
for ( ; cp < ep && *cp != sep; cp++)
;
if (last != cp) {
+ struct stat st;
struct alternate_object_database *alt;
/* 43 = 40-byte + 2 '/' + terminating NUL */
int pfxlen = cp - last;
}
else
memcpy(ent->base, last, pfxlen);
+
ent->name = ent->base + pfxlen + 1;
- ent->base[pfxlen] = ent->base[pfxlen + 3] = '/';
- ent->base[entlen-1] = 0;
+ ent->base[pfxlen + 3] = '/';
+ ent->base[pfxlen] = ent->base[entlen-1] = 0;
+
+ /* Detect cases where alternate disappeared */
+ if (stat(ent->base, &st) || !S_ISDIR(st.st_mode)) {
+ error("object directory %s does not exist; "
+ "check .git/objects/info/alternates.",
+ ent->base);
+ goto bad;
+ }
+ ent->base[pfxlen] = '/';
/* Prevent the common mistake of listing the same
* thing twice, or object directory itself.
len = strlen(path);
dir = opendir(path);
if (!dir) {
- fprintf(stderr, "unable to open object pack directory: %s: %s\n", path, strerror(errno));
+ if (errno != ENOENT)
+ error("unable to open object pack directory: %s: %s\n",
+ path, strerror(errno));
return;
}
path[len++] = '/';