5 #define INTERESTING (1u << 1)
6 #define UNINTERESTING (1u << 2)
8 static const char rev_list_usage[] =
9 "usage: git-rev-list [OPTION] commit-id <commit-id>\n"
16 static int verbose_header = 0;
17 static int show_parents = 0;
18 static int hdr_termination = 0;
19 static const char *prefix = "";
20 static unsigned long max_age = -1;
21 static unsigned long min_age = -1;
22 static int max_count = -1;
23 static enum cmit_fmt commit_format = CMIT_FMT_RAW;
25 static void show_commit(struct commit *commit)
27 printf("%s%s", prefix, sha1_to_hex(commit->object.sha1));
29 struct commit_list *parents = commit->parents;
31 printf(" %s", sha1_to_hex(parents->item->object.sha1));
32 parents = parents->next;
37 static char pretty_header[16384];
38 pretty_print_commit(commit_format, commit->buffer, ~0, pretty_header, sizeof(pretty_header));
39 printf("%s%c", pretty_header, hdr_termination);
43 static void show_commit_list(struct commit_list *list)
46 struct commit *commit = pop_most_recent_commit(&list, SEEN);
48 if (commit->object.flags & UNINTERESTING)
50 if (min_age != -1 && (commit->date > min_age))
52 if (max_age != -1 && (commit->date < max_age))
54 if (max_count != -1 && !max_count--)
60 static void mark_parents_uninteresting(struct commit *commit)
62 struct commit_list *parents = commit->parents;
65 struct commit *commit = parents->item;
66 commit->object.flags |= UNINTERESTING;
67 parents = parents->next;
71 static int everybody_uninteresting(struct commit_list *list)
74 struct commit *commit = list->item;
76 if (commit->object.flags & UNINTERESTING)
83 struct commit_list *limit_list(struct commit_list *list)
85 struct commit_list *newlist = NULL;
86 struct commit_list **p = &newlist;
88 struct commit *commit = pop_most_recent_commit(&list, SEEN);
89 struct object *obj = &commit->object;
91 if (obj->flags & UNINTERESTING) {
92 mark_parents_uninteresting(commit);
93 if (everybody_uninteresting(list))
97 p = &commit_list_insert(commit, p)->next;
102 static enum cmit_fmt get_commit_format(const char *arg)
105 return CMIT_FMT_DEFAULT;
106 if (!strcmp(arg, "=raw"))
108 if (!strcmp(arg, "=medium"))
109 return CMIT_FMT_MEDIUM;
110 if (!strcmp(arg, "=short"))
111 return CMIT_FMT_SHORT;
112 usage(rev_list_usage);
116 int main(int argc, char **argv)
118 struct commit_list *list = NULL;
121 for (i = 1 ; i < argc; i++) {
124 unsigned char sha1[20];
125 struct commit *commit;
127 if (!strncmp(arg, "--max-count=", 12)) {
128 max_count = atoi(arg + 12);
131 if (!strncmp(arg, "--max-age=", 10)) {
132 max_age = atoi(arg + 10);
135 if (!strncmp(arg, "--min-age=", 10)) {
136 min_age = atoi(arg + 10);
139 if (!strcmp(arg, "--header")) {
143 if (!strncmp(arg, "--pretty", 8)) {
144 commit_format = get_commit_format(arg+8);
146 hdr_termination = '\n';
150 if (!strcmp(arg, "--parents")) {
157 flags = UNINTERESTING;
161 if (get_sha1(arg, sha1))
162 usage(rev_list_usage);
163 commit = lookup_commit_reference(sha1);
164 if (!commit || parse_commit(commit) < 0)
165 die("bad commit object %s", arg);
166 commit->object.flags |= flags;
167 commit_list_insert(commit, &list);
171 usage(rev_list_usage);
174 list = limit_list(list);
176 show_commit_list(list);