#include "cache.h"
#include "commit.h"
+#include "epoch.h"
#define SEEN (1u << 0)
#define INTERESTING (1u << 1)
-#define UNINTERESTING (1u << 2)
static const char rev_list_usage[] =
"usage: git-rev-list [OPTION] commit-id <commit-id>\n"
" --max-age=epoch\n"
" --min-age=epoch\n"
" --header\n"
- " --pretty";
+ " --pretty\n"
+ " --merge-order [ --show-breaks ]";
static int verbose_header = 0;
static int show_parents = 0;
-static int pretty_print = 0;
static int hdr_termination = 0;
static const char *prefix = "";
static unsigned long max_age = -1;
static unsigned long min_age = -1;
static int max_count = -1;
+static enum cmit_fmt commit_format = CMIT_FMT_RAW;
+static int merge_order = 0;
+static int show_breaks = 0;
static void show_commit(struct commit *commit)
{
+ if (show_breaks) {
+ prefix = "| ";
+ if (commit->object.flags & DISCONTINUITY) {
+ prefix = "^ ";
+ } else if (commit->object.flags & BOUNDARY) {
+ prefix = "= ";
+ }
+ }
printf("%s%s", prefix, sha1_to_hex(commit->object.sha1));
if (show_parents) {
struct commit_list *parents = commit->parents;
}
putchar('\n');
if (verbose_header) {
- const char *buf = commit->buffer;
- if (pretty_print) {
- static char pretty_header[16384];
- pretty_print_commit(commit->buffer, ~0, pretty_header, sizeof(pretty_header));
- buf = pretty_header;
- }
- printf("%s%c", buf, hdr_termination);
+ static char pretty_header[16384];
+ pretty_print_commit(commit_format, commit->buffer, ~0, pretty_header, sizeof(pretty_header));
+ printf("%s%c", pretty_header, hdr_termination);
+ }
+}
+
+static int filter_commit(struct commit * commit)
+{
+ if (commit->object.flags & UNINTERESTING)
+ return CONTINUE;
+ if (min_age != -1 && (commit->date > min_age))
+ return CONTINUE;
+ if (max_age != -1 && (commit->date < max_age))
+ return STOP;
+ if (max_count != -1 && !max_count--)
+ return STOP;
+
+ return DO;
+}
+
+static int process_commit(struct commit * commit)
+{
+ int action=filter_commit(commit);
+
+ if (action == STOP) {
+ return STOP;
+ }
+
+ if (action == CONTINUE) {
+ return CONTINUE;
}
+
+ show_commit(commit);
+
+ return CONTINUE;
}
static void show_commit_list(struct commit_list *list)
while (list) {
struct commit *commit = pop_most_recent_commit(&list, SEEN);
- if (commit->object.flags & UNINTERESTING)
- continue;
- if (min_age != -1 && (commit->date > min_age))
- continue;
- if (max_age != -1 && (commit->date < max_age))
- break;
- if (max_count != -1 && !max_count--)
+ if (process_commit(commit) == STOP)
break;
- show_commit(commit);
}
}
return 1;
}
+struct commit_list *limit_list(struct commit_list *list)
+{
+ struct commit_list *newlist = NULL;
+ struct commit_list **p = &newlist;
+ do {
+ struct commit *commit = pop_most_recent_commit(&list, SEEN);
+ struct object *obj = &commit->object;
+
+ if (obj->flags & UNINTERESTING) {
+ mark_parents_uninteresting(commit);
+ if (everybody_uninteresting(list))
+ break;
+ continue;
+ }
+ p = &commit_list_insert(commit, p)->next;
+ } while (list);
+ return newlist;
+}
+
+static enum cmit_fmt get_commit_format(const char *arg)
+{
+ if (!*arg)
+ return CMIT_FMT_DEFAULT;
+ if (!strcmp(arg, "=raw"))
+ return CMIT_FMT_RAW;
+ if (!strcmp(arg, "=medium"))
+ return CMIT_FMT_MEDIUM;
+ if (!strcmp(arg, "=short"))
+ return CMIT_FMT_SHORT;
+ usage(rev_list_usage);
+}
+
+
int main(int argc, char **argv)
{
- int nr_sha;
- unsigned char sha1[2][20];
struct commit_list *list = NULL;
- struct commit *commit, *end;
- int i;
+ int i, limited = 0;
- nr_sha = 0;
for (i = 1 ; i < argc; i++) {
+ int flags;
char *arg = argv[i];
+ unsigned char sha1[20];
+ struct commit *commit;
if (!strncmp(arg, "--max-count=", 12)) {
max_count = atoi(arg + 12);
verbose_header = 1;
continue;
}
- if (!strcmp(arg, "--pretty")) {
+ if (!strncmp(arg, "--pretty", 8)) {
+ commit_format = get_commit_format(arg+8);
verbose_header = 1;
- pretty_print = 1;
hdr_termination = '\n';
prefix = "commit ";
continue;
show_parents = 1;
continue;
}
+ if (!strncmp(arg, "--merge-order", 13)) {
+ merge_order = 1;
+ continue;
+ }
+ if (!strncmp(arg, "--show-breaks", 13)) {
+ show_breaks = 1;
+ continue;
+ }
- if (nr_sha > 2 || get_sha1(arg, sha1[nr_sha]))
+ flags = 0;
+ if (*arg == '^') {
+ flags = UNINTERESTING;
+ arg++;
+ limited = 1;
+ }
+ if (get_sha1(arg, sha1) || (show_breaks && !merge_order))
usage(rev_list_usage);
- nr_sha++;
+ commit = lookup_commit_reference(sha1);
+ if (!commit || parse_commit(commit) < 0)
+ die("bad commit object %s", arg);
+ commit->object.flags |= flags;
+ commit_list_insert(commit, &list);
}
- if (!nr_sha)
+ if (!list)
usage(rev_list_usage);
- commit = lookup_commit_reference(sha1[0]);
- if (!commit || parse_commit(commit) < 0)
- die("bad starting commit object");
-
- end = NULL;
- if (nr_sha > 1) {
- end = lookup_commit_reference(sha1[1]);
- if (!end || parse_commit(end) < 0)
- die("bad ending commit object");
- }
-
- commit_list_insert(commit, &list);
- if (end) {
- struct commit_list *newlist = NULL;
- struct commit_list **p = &newlist;
- do {
- struct commit *commit = pop_most_recent_commit(&list, SEEN);
- struct object *obj = &commit->object;
-
- if (commit == end || (obj->flags & UNINTERESTING)) {
- mark_parents_uninteresting(commit);
- if (everybody_uninteresting(list))
- break;
- continue;
- }
- p = &commit_list_insert(commit, p)->next;
- } while (list);
- list = newlist;
+ if (!merge_order) {
+
+ if (limited)
+ list = limit_list(list);
+ show_commit_list(list);
+
+ } else {
+
+ if (sort_list_in_merge_order(list, &process_commit)) {
+ die("merge order sort failed\n");
+ }
+
}
- show_commit_list(list);
return 0;
}