log_tree_commit(rev, commit);
free(commit->buffer);
commit->buffer = NULL;
+ free_commit_list(commit->parents);
+ commit->parents = NULL;
}
return 0;
}
init_revisions(&rev);
rev.diff = 1;
rev.diffopt.recursive = 1;
+ rev.simplify_history = 0;
return cmd_log_wc(argc, argv, envp, &rev);
}
(c >= '0' && c <= '9') || c == '.' || c == '_';
}
+static char *extra_headers = NULL;
+static int extra_headers_size = 0;
+
+static int git_format_config(const char *var, const char *value)
+{
+ if (!strcmp(var, "format.headers")) {
+ int len = strlen(value);
+ extra_headers_size += len + 1;
+ extra_headers = realloc(extra_headers, extra_headers_size);
+ extra_headers[extra_headers_size - len - 1] = 0;
+ strcat(extra_headers, value);
+ return 0;
+ }
+ return git_default_config(var, value);
+}
+
+
static FILE *realstdout = NULL;
-static char *output_directory = NULL;
+static const char *output_directory = NULL;
static void reopen_stdout(struct commit *commit, int nr, int keep_subject)
{
int len = 0;
if (output_directory) {
- strncpy(filename, output_directory, 1010);
+ strlcpy(filename, output_directory, 1010);
len = strlen(filename);
if (filename[len - 1] != '/')
filename[len++] = '/';
freopen(filename, "w", stdout);
}
+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);
+ diffcore_std(options);
+ return diff_flush_patch_id(options, sha1);
+}
+
+static void get_patch_ids(struct rev_info *rev, struct diff_options *options)
+{
+ struct rev_info check_rev;
+ struct commit *commit;
+ struct object *o1, *o2;
+ unsigned flags1, flags2;
+ unsigned char sha1[20];
+
+ if (rev->pending.nr != 2)
+ die("Need exactly one range.");
+
+ o1 = rev->pending.objects[0].item;
+ flags1 = o1->flags;
+ o2 = rev->pending.objects[1].item;
+ flags2 = o2->flags;
+
+ if ((flags1 & UNINTERESTING) == (flags2 & UNINTERESTING))
+ die("Not a range.");
+
+ diff_setup(options);
+ options->recursive = 1;
+ if (diff_setup_done(options) < 0)
+ die("diff_setup_done failed");
+
+ /* given a range a..b get all patch ids for b..a */
+ init_revisions(&check_rev);
+ o1->flags ^= UNINTERESTING;
+ o2->flags ^= UNINTERESTING;
+ add_pending_object(&check_rev, o1, "o1");
+ add_pending_object(&check_rev, o2, "o2");
+ prepare_revision_walk(&check_rev);
+
+ while ((commit = get_revision(&check_rev)) != NULL) {
+ /* ignore merges */
+ if (commit->parents && commit->parents->next)
+ continue;
+
+ if (!get_patch_id(commit, options, sha1))
+ created_object(sha1, xcalloc(1, sizeof(struct object)));
+ }
+
+ /* reset for next revision walk */
+ clear_commit_marks((struct commit *)o1,
+ SEEN | UNINTERESTING | SHOWN | ADDED);
+ clear_commit_marks((struct commit *)o2,
+ SEEN | UNINTERESTING | SHOWN | ADDED);
+ o1->flags = flags1;
+ o2->flags = flags2;
+}
+
int cmd_format_patch(int argc, const char **argv, char **envp)
{
struct commit *commit;
int numbered = 0;
int start_number = -1;
int keep_subject = 0;
+ int ignore_if_in_upstream = 0;
+ struct diff_options patch_id_opts;
+ char *add_signoff = NULL;
init_revisions(&rev);
rev.commit_format = CMIT_FMT_EMAIL;
rev.ignore_merges = 1;
rev.diffopt.output_format = DIFF_FORMAT_PATCH;
+ git_config(git_format_config);
+ rev.extra_headers = extra_headers;
+
/*
* Parse the arguments before setup_revisions(), or something
* like "git fmt-patch -o a123 HEAD^.." may fail; a123 is
if (i == argc)
die("Need a number for --start-number");
start_number = strtol(argv[i], NULL, 10);
- } else if (!strcmp(argv[i], "-k") ||
+ }
+ else if (!strcmp(argv[i], "-k") ||
!strcmp(argv[i], "--keep-subject")) {
keep_subject = 1;
rev.total = -1;
- } else if (!strcmp(argv[i], "-o")) {
- if (argc < 3)
- die ("Which directory?");
- if (mkdir(argv[i + 1], 0777) < 0 && errno != EEXIST)
- die("Could not create directory %s",
- argv[i + 1]);
- output_directory = strdup(argv[i + 1]);
+ }
+ else if (!strcmp(argv[i], "--output-directory") ||
+ !strcmp(argv[i], "-o")) {
i++;
+ if (argc <= i)
+ die("Which directory?");
+ if (output_directory)
+ die("Two output directories?");
+ output_directory = argv[i];
+ }
+ else if (!strcmp(argv[i], "--signoff") ||
+ !strcmp(argv[i], "-s")) {
+ const char *committer;
+ const char *endpos;
+ setup_ident();
+ committer = git_committer_info(1);
+ endpos = strchr(committer, '>');
+ if (!endpos)
+ die("bogos committer info %s\n", committer);
+ add_signoff = xmalloc(endpos - committer + 2);
+ memcpy(add_signoff, committer, endpos - committer + 1);
+ add_signoff[endpos - committer + 1] = 0;
}
else if (!strcmp(argv[i], "--attach"))
rev.mime_boundary = git_version_string;
else if (!strncmp(argv[i], "--attach=", 9))
rev.mime_boundary = argv[i] + 9;
+ else if (!strcmp(argv[i], "--ignore-if-in-upstream"))
+ ignore_if_in_upstream = 1;
else
argv[j++] = argv[i];
}
argc = j;
- if (numbered && start_number < 0)
+ if (start_number < 0)
start_number = 1;
- if (numbered && keep_subject < 0)
+ if (numbered && keep_subject)
die ("-n and -k are mutually exclusive.");
argc = setup_revisions(argc, argv, &rev, "HEAD");
if (argc > 1)
die ("unrecognized argument: %s", argv[1]);
- if (rev.pending_objects && rev.pending_objects->next == NULL) {
- rev.pending_objects->item->flags |= UNINTERESTING;
+ if (output_directory) {
+ if (use_stdout)
+ die("standard output, or directory, which one?");
+ if (mkdir(output_directory, 0777) < 0 && errno != EEXIST)
+ die("Could not create directory %s",
+ output_directory);
+ }
+
+ if (rev.pending.nr == 1) {
+ rev.pending.objects[0].item->flags |= UNINTERESTING;
add_head(&rev);
}
+ if (ignore_if_in_upstream)
+ get_patch_ids(&rev, &patch_id_opts);
+
if (!use_stdout)
realstdout = fdopen(dup(1), "w");
prepare_revision_walk(&rev);
while ((commit = get_revision(&rev)) != NULL) {
+ unsigned char sha1[20];
+
/* ignore merges */
if (commit->parents && commit->parents->next)
continue;
+
+ if (ignore_if_in_upstream &&
+ !get_patch_id(commit, &patch_id_opts, sha1) &&
+ lookup_object(sha1))
+ continue;
+
nr++;
list = realloc(list, nr * sizeof(list[0]));
list[nr - 1] = commit;
total = nr;
if (numbered)
rev.total = total + start_number - 1;
+ rev.add_signoff = add_signoff;
while (0 <= --nr) {
int shown;
commit = list[nr];
- rev.nr = rev.total - nr;
+ rev.nr = total - nr + (start_number - 1);
if (!use_stdout)
reopen_stdout(commit, rev.nr, keep_subject);
shown = log_tree_commit(&rev, commit);
free(commit->buffer);
commit->buffer = NULL;
+
+ /* We put one extra blank line between formatted
+ * patches and this flag is used by log-tree code
+ * to see if it needs to emit a LF before showing
+ * the log; when using one file per patch, we do
+ * not want the extra blank line.
+ */
+ if (!use_stdout)
+ rev.shown_one = 0;
if (shown) {
if (rev.mime_boundary)
printf("\n--%s%s--\n\n\n",
if (!use_stdout)
fclose(stdout);
}
- if (output_directory)
- free(output_directory);
free(list);
return 0;
}