diff --git a/read-tree.c b/read-tree.c
index 0d938724e594b1bc3c573280cfb9affdd136f104..e16e91b173163f2b514e965d5e5ba7b939ffa1de 100644 (file)
--- a/read-tree.c
+++ b/read-tree.c
#include "object.h"
#include "tree.h"
+#include <sys/time.h>
+#include <signal.h>
+static int reset = 0;
static int merge = 0;
static int update = 0;
static int index_only = 0;
static int nontrivial_merge = 0;
static int trivial_merges_only = 0;
static int aggressive = 0;
+static int verbose_update = 0;
+static volatile int progress_update = 0;
static int head_idx = -1;
static int merge_size = 0;
pathlen = strlen(first);
ce_size = cache_entry_size(baselen + pathlen);
- src = xmalloc(sizeof(struct cache_entry *) * src_size);
- memset(src, 0, sizeof(struct cache_entry *) * src_size);
+ src = xcalloc(src_size, sizeof(struct cache_entry *));
- subposns = xmalloc(sizeof(struct tree_list_entry *) * len);
- memset(subposns, 0, sizeof(struct tree_list_entry *) * len);
+ subposns = xcalloc(len, sizeof(struct tree_list_entry *));
if (cache_name && !strcmp(cache_name, first)) {
any_files = 1;
else
ce_stage = 2;
- ce = xmalloc(ce_size);
- memset(ce, 0, ce_size);
+ ce = xcalloc(1, ce_size);
ce->ce_mode = create_ce_mode(posns[i]->mode);
ce->ce_flags = create_ce_flags(baselen + pathlen,
ce_stage);
}
}
+static void progress_interval(int signum)
+{
+ progress_update = 1;
+}
+
+static void setup_progress_signal(void)
+{
+ struct sigaction sa;
+ struct itimerval v;
+
+ memset(&sa, 0, sizeof(sa));
+ sa.sa_handler = progress_interval;
+ sigemptyset(&sa.sa_mask);
+ sa.sa_flags = SA_RESTART;
+ sigaction(SIGALRM, &sa, NULL);
+
+ v.it_interval.tv_sec = 1;
+ v.it_interval.tv_usec = 0;
+ v.it_value = v.it_interval;
+ setitimer(ITIMER_REAL, &v, NULL);
+}
+
static void check_updates(struct cache_entry **src, int nr)
{
static struct checkout state = {
.refresh_cache = 1,
};
unsigned short mask = htons(CE_UPDATE);
+ unsigned last_percent = 200, cnt = 0, total = 0;
+
+ if (update && verbose_update) {
+ for (total = cnt = 0; cnt < nr; cnt++) {
+ struct cache_entry *ce = src[cnt];
+ if (!ce->ce_mode || ce->ce_flags & mask)
+ total++;
+ }
+
+ /* Don't bother doing this for very small updates */
+ if (total < 250)
+ total = 0;
+
+ if (total) {
+ fprintf(stderr, "Checking files out...\n");
+ setup_progress_signal();
+ progress_update = 1;
+ }
+ cnt = 0;
+ }
+
while (nr--) {
struct cache_entry *ce = *src++;
+
+ if (total) {
+ if (!ce->ce_mode || ce->ce_flags & mask) {
+ unsigned percent;
+ cnt++;
+ percent = (cnt * 100) / total;
+ if (percent != last_percent ||
+ progress_update) {
+ fprintf(stderr, "%4u%% (%u/%u) done\r",
+ percent, cnt, total);
+ last_percent = percent;
+ }
+ }
+ }
if (!ce->ce_mode) {
if (update)
unlink_entry(ce->name);
if (ce->ce_flags & mask) {
ce->ce_flags &= ~mask;
if (update)
- checkout_entry(ce, &state);
+ checkout_entry(ce, &state, NULL);
}
}
+ if (total) {
+ signal(SIGALRM, SIG_IGN);
+ fputc('\n', stderr);
+ }
}
static int unpack_trees(merge_fn_t fn)
return;
if (!lstat(ce->name, &st)) {
- unsigned changed = ce_match_stat(ce, &st);
+ unsigned changed = ce_match_stat(ce, &st, 1);
if (!changed)
return;
errno = 0;
}
+ if (reset) {
+ ce->ce_flags |= htons(CE_UPDATE);
+ return;
+ }
if (errno == ENOENT)
return;
die("Entry '%s' not uptodate. Cannot merge.", ce->name);
*/
if ((head_deleted && remote_deleted) ||
(head_deleted && remote && remote_match) ||
- (remote_deleted && head && head_match))
+ (remote_deleted && head && head_match)) {
+ if (index)
+ return deleted_entry(index, index);
return 0;
-
+ }
/*
* Added in both, identically.
*/
merge_size);
if (!a)
- return 0;
+ return deleted_entry(old, NULL);
if (old && same(old, a)) {
+ if (reset) {
+ struct stat st;
+ if (lstat(old->name, &st) ||
+ ce_match_stat(old, &st, 1))
+ old->ce_flags |= htons(CE_UPDATE);
+ }
return keep_entry(old);
}
return merged_entry(a, NULL);
return deleted;
}
-static const char read_tree_usage[] = "git-read-tree (<sha> | -m [-u | -i] <sha1> [<sha2> [<sha3>]])";
+static const char read_tree_usage[] = "git-read-tree (<sha> | -m [--aggressive] [-u | -i] <sha1> [<sha2> [<sha3>]])";
static struct cache_file cache_file;
int main(int argc, char **argv)
{
- int i, newfd, reset, stage = 0;
+ int i, newfd, stage = 0;
unsigned char sha1[20];
merge_fn_t fn = NULL;
setup_git_directory();
+ git_config(git_default_config);
newfd = hold_index_file_for_update(&cache_file, get_index_file());
if (newfd < 0)
continue;
}
+ if (!strcmp(arg, "-v")) {
+ verbose_update = 1;
+ continue;
+ }
+
/* "-i" means "index only", meaning that a merge will
* not even look at the working tree.
*/
if (1 < index_only + update)
usage(read_tree_usage);
- if (get_sha1(arg, sha1) < 0)
- usage(read_tree_usage);
+ if (get_sha1(arg, sha1))
+ die("Not a valid object name %s", arg);
if (list_tree(sha1) < 0)
die("failed to unpack tree object %s", arg);
stage++;