/* this is in builtin-diff.c */
void add_head(struct rev_info *revs);
-static void cmd_log_init(int argc, const char **argv, char **envp,
+static void cmd_log_init(int argc, const char **argv, const char *prefix,
struct rev_info *rev)
{
rev->abbrev = DEFAULT_ABBREV;
struct commit *commit;
prepare_revision_walk(rev);
- setup_pager();
while ((commit = get_revision(rev)) != NULL) {
log_tree_commit(rev, commit);
free(commit->buffer);
return 0;
}
-int cmd_whatchanged(int argc, const char **argv, char **envp)
+int cmd_whatchanged(int argc, const char **argv, const char *prefix)
{
struct rev_info rev;
- init_revisions(&rev);
git_config(git_diff_ui_config);
- diff_setup(&rev.diffopt);
+ init_revisions(&rev, prefix);
rev.diff = 1;
rev.diffopt.recursive = 1;
rev.simplify_history = 0;
- cmd_log_init(argc, argv, envp, &rev);
+ cmd_log_init(argc, argv, prefix, &rev);
if (!rev.diffopt.output_format)
rev.diffopt.output_format = DIFF_FORMAT_RAW;
return cmd_log_walk(&rev);
}
-int cmd_show(int argc, const char **argv, char **envp)
+int cmd_show(int argc, const char **argv, const char *prefix)
{
struct rev_info rev;
- init_revisions(&rev);
git_config(git_diff_ui_config);
- diff_setup(&rev.diffopt);
+ init_revisions(&rev, prefix);
rev.diff = 1;
rev.diffopt.recursive = 1;
rev.combine_merges = 1;
rev.always_show_header = 1;
rev.ignore_merges = 0;
rev.no_walk = 1;
- cmd_log_init(argc, argv, envp, &rev);
+ cmd_log_init(argc, argv, prefix, &rev);
return cmd_log_walk(&rev);
}
-int cmd_log(int argc, const char **argv, char **envp)
+int cmd_log(int argc, const char **argv, const char *prefix)
{
struct rev_info rev;
- init_revisions(&rev);
git_config(git_diff_ui_config);
- diff_setup(&rev.diffopt);
+ init_revisions(&rev, prefix);
rev.always_show_header = 1;
- cmd_log_init(argc, argv, envp, &rev);
+ cmd_log_init(argc, argv, prefix, &rev);
return cmd_log_walk(&rev);
}
if (!strcmp(var, "format.headers")) {
int len = strlen(value);
extra_headers_size += len + 1;
- extra_headers = realloc(extra_headers, extra_headers_size);
+ extra_headers = xrealloc(extra_headers, extra_headers_size);
extra_headers[extra_headers_size - len - 1] = 0;
strcat(extra_headers, value);
return 0;
static int get_patch_id(struct commit *commit, struct diff_options *options,
unsigned char *sha1)
{
- diff_tree_sha1(commit->parents->item->object.sha1, commit->object.sha1,
- "", options);
+ if (commit->parents)
+ diff_tree_sha1(commit->parents->item->object.sha1,
+ commit->object.sha1, "", options);
+ else
+ diff_root_tree_sha1(commit->object.sha1, "", options);
diffcore_std(options);
return diff_flush_patch_id(options, sha1);
}
-static void get_patch_ids(struct rev_info *rev, struct diff_options *options)
+static void get_patch_ids(struct rev_info *rev, struct diff_options *options, const char *prefix)
{
struct rev_info check_rev;
struct commit *commit;
die("diff_setup_done failed");
/* given a range a..b get all patch ids for b..a */
- init_revisions(&check_rev);
+ init_revisions(&check_rev, prefix);
o1->flags ^= UNINTERESTING;
o2->flags ^= UNINTERESTING;
add_pending_object(&check_rev, o1, "o1");
(int)(email_end - email_start - 1), email_start + 1);
}
-int cmd_format_patch(int argc, const char **argv, char **envp)
+int cmd_format_patch(int argc, const char **argv, const char *prefix)
{
struct commit *commit;
struct commit **list = NULL;
char message_id[1024];
char ref_message_id[1024];
+ setup_ident();
git_config(git_format_config);
- init_revisions(&rev);
+ init_revisions(&rev, prefix);
rev.commit_format = CMIT_FMT_EMAIL;
rev.verbose_header = 1;
rev.diff = 1;
!strcmp(argv[i], "-s")) {
const char *committer;
const char *endpos;
- setup_ident();
committer = git_committer_info(1);
endpos = strchr(committer, '>');
if (!endpos)
if (!rev.diffopt.output_format)
rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_PATCH;
+ if (!output_directory)
+ output_directory = prefix;
+
if (output_directory) {
if (use_stdout)
die("standard output, or directory, which one?");
}
if (ignore_if_in_upstream)
- get_patch_ids(&rev, &patch_id_opts);
+ get_patch_ids(&rev, &patch_id_opts, prefix);
if (!use_stdout)
realstdout = fdopen(dup(1), "w");
continue;
nr++;
- list = realloc(list, nr * sizeof(list[0]));
+ list = xrealloc(list, nr * sizeof(list[0]));
list[nr - 1] = commit;
}
total = nr;
return 0;
}
+static int add_pending_commit(const char *arg, struct rev_info *revs, int flags)
+{
+ unsigned char sha1[20];
+ if (get_sha1(arg, sha1) == 0) {
+ struct commit *commit = lookup_commit_reference(sha1);
+ if (commit) {
+ commit->object.flags |= flags;
+ add_pending_object(revs, &commit->object, arg);
+ return 0;
+ }
+ }
+ return -1;
+}
+
+static const char cherry_usage[] =
+"git-cherry [-v] <upstream> [<head>] [<limit>]";
+int cmd_cherry(int argc, const char **argv, const char *prefix)
+{
+ struct rev_info revs;
+ struct diff_options patch_id_opts;
+ struct commit *commit;
+ struct commit_list *list = NULL;
+ const char *upstream;
+ const char *head = "HEAD";
+ const char *limit = NULL;
+ int verbose = 0;
+
+ if (argc > 1 && !strcmp(argv[1], "-v")) {
+ verbose = 1;
+ argc--;
+ argv++;
+ }
+
+ switch (argc) {
+ case 4:
+ limit = argv[3];
+ /* FALLTHROUGH */
+ case 3:
+ head = argv[2];
+ /* FALLTHROUGH */
+ case 2:
+ upstream = argv[1];
+ break;
+ default:
+ usage(cherry_usage);
+ }
+
+ init_revisions(&revs, prefix);
+ revs.diff = 1;
+ revs.combine_merges = 0;
+ revs.ignore_merges = 1;
+ revs.diffopt.recursive = 1;
+
+ if (add_pending_commit(head, &revs, 0))
+ die("Unknown commit %s", head);
+ if (add_pending_commit(upstream, &revs, UNINTERESTING))
+ die("Unknown commit %s", upstream);
+
+ /* Don't say anything if head and upstream are the same. */
+ if (revs.pending.nr == 2) {
+ struct object_array_entry *o = revs.pending.objects;
+ if (hashcmp(o[0].item->sha1, o[1].item->sha1) == 0)
+ return 0;
+ }
+
+ get_patch_ids(&revs, &patch_id_opts, prefix);
+
+ if (limit && add_pending_commit(limit, &revs, UNINTERESTING))
+ die("Unknown commit %s", limit);
+
+ /* reverse the list of commits */
+ prepare_revision_walk(&revs);
+ while ((commit = get_revision(&revs)) != NULL) {
+ /* ignore merges */
+ if (commit->parents && commit->parents->next)
+ continue;
+
+ commit_list_insert(commit, &list);
+ }
+
+ while (list) {
+ unsigned char sha1[20];
+ char sign = '+';
+
+ commit = list->item;
+ if (!get_patch_id(commit, &patch_id_opts, sha1) &&
+ lookup_object(sha1))
+ sign = '-';
+
+ if (verbose) {
+ static char buf[16384];
+ pretty_print_commit(CMIT_FMT_ONELINE, commit, ~0,
+ buf, sizeof(buf), 0, NULL, NULL, 0);
+ printf("%c %s %s\n", sign,
+ sha1_to_hex(commit->object.sha1), buf);
+ }
+ else {
+ printf("%c %s\n", sign,
+ sha1_to_hex(commit->object.sha1));
+ }
+
+ list = list->next;
+ }
+
+ return 0;
+}