* like "git-update-cache *" and suddenly having all the object
* files be revision controlled.
*/
-static int allow_add = 0, allow_remove = 0, allow_replace = 0, not_new = 0, quiet = 0;
+static int allow_add = 0, allow_remove = 0, allow_replace = 0, not_new = 0, quiet = 0, info_only = 0;
static int force_remove;
/* Three functions to allow overloaded pointer return; see linux/err.h */
fd = open(path, O_RDONLY);
if (fd < 0)
return -1;
- if (index_fd(ce->sha1, fd, &st, 1, NULL) < 0)
+ if (index_fd(ce->sha1, fd, &st, !info_only, NULL) < 0)
return -1;
break;
case S_IFLNK:
free(target);
return -1;
}
- if (write_sha1_file(target, st.st_size, "blob", ce->sha1))
+ if (info_only) {
+ unsigned char hdr[50];
+ int hdrlen;
+ write_sha1_file_prepare(target, st.st_size, "blob",
+ ce->sha1, hdr, &hdrlen);
+ } else if (write_sha1_file(target, st.st_size, "blob", ce->sha1))
return -1;
free(target);
break;
return add_cache_entry(ce, option);
}
-static int match_data(int fd, void *buffer, unsigned long size)
-{
- while (size) {
- char compare[1024];
- int ret = read(fd, compare, sizeof(compare));
-
- if (ret <= 0 || ret > size || memcmp(buffer, compare, ret))
- return -1;
- size -= ret;
- buffer += ret;
- }
- return 0;
-}
-
-static int compare_data(struct cache_entry *ce, unsigned long expected_size)
+static int compare_data(struct cache_entry *ce, struct stat *st)
{
int match = -1;
int fd = open(ce->name, O_RDONLY);
if (fd >= 0) {
- void *buffer;
- unsigned long size;
- char type[20];
-
- buffer = read_sha1_file(ce->sha1, type, &size);
- if (buffer) {
- if (size == expected_size && !strcmp(type, "blob"))
- match = match_data(fd, buffer, size);
- free(buffer);
- }
+ unsigned char sha1[20];
+ if (!index_fd(sha1, fd, st, 0, NULL))
+ match = memcmp(sha1, ce->sha1, 20);
close(fd);
}
return match;
switch (st.st_mode & S_IFMT) {
case S_IFREG:
- if (compare_data(ce, st.st_size))
+ if (compare_data(ce, &st))
return ERR_PTR(-EINVAL);
break;
case S_IFLNK:
i += 3;
continue;
}
+ if (!strcmp(path, "--info-only")) {
+ info_only = 1;
+ continue;
+ }
if (!strcmp(path, "--force-remove")) {
force_remove = 1;
continue;