This is the same as "-m", but it will silently ignore any unmerged
entries, which makes it useful for efficiently forcing a new position
regardless of the state of the current index file.
IOW, to reset to a previous HEAD (in case you have had a failed
merge, for example), you'd just do
git-read-tree -u --reset HEAD
which will also update your working tree to the right state.
NOTE! The "update" will not remove files that may have been added by the
merge. Yet.
check_updates(active_cache, active_nr);
}
check_updates(active_cache, active_nr);
}
+static int read_cache_unmerged(void)
+{
+ int i, deleted;
+ struct cache_entry **dst;
+
+ read_cache();
+ dst = active_cache;
+ deleted = 0;
+ for (i = 0; i < active_nr; i++) {
+ struct cache_entry *ce = active_cache[i];
+ if (ce_stage(ce)) {
+ deleted++;
+ continue;
+ }
+ if (deleted)
+ *dst = ce;
+ dst++;
+ }
+ active_nr -= deleted;
+ return deleted;
+}
+
static char *read_tree_usage = "git-read-tree (<sha> | -m [-u] <sha1> [<sha2> [<sha3>]])";
static struct cache_file cache_file;
int main(int argc, char **argv)
{
static char *read_tree_usage = "git-read-tree (<sha> | -m [-u] <sha1> [<sha2> [<sha3>]])";
static struct cache_file cache_file;
int main(int argc, char **argv)
{
+ int i, newfd, merge, reset;
unsigned char sha1[20];
newfd = hold_index_file_for_update(&cache_file, get_index_file());
unsigned char sha1[20];
newfd = hold_index_file_for_update(&cache_file, get_index_file());
die("unable to create new cachefile");
merge = 0;
die("unable to create new cachefile");
merge = 0;
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
+ /* This differs from "-m" in that we'll silently ignore unmerged entries */
+ if (!strcmp(arg, "--reset")) {
+ if (stage || merge)
+ usage(read_tree_usage);
+ reset = 1;
+ merge = 1;
+ stage = 1;
+ read_cache_unmerged();
+ }
+
/* "-m" stands for "merge", meaning we start in stage 1 */
if (!strcmp(arg, "-m")) {
/* "-m" stands for "merge", meaning we start in stage 1 */
if (!strcmp(arg, "-m")) {
- int i;
- if (stage)
- die("-m needs to come first");
- read_cache();
- for (i = 0; i < active_nr; i++) {
- if (ce_stage(active_cache[i]))
- die("you need to resolve your current index first");
- }
+ if (stage || merge)
+ usage(read_tree_usage);
+ if (read_cache_unmerged())
+ die("you need to resolve your current index first");
stage = 1;
merge = 1;
continue;
stage = 1;
merge = 1;
continue;