зеркало из https://github.com/microsoft/git.git
Add API access to shortlog
Shortlog is gives a pretty simple API for cases where you're already identifying all of the individual commits. Make this available to other code instead of requiring them to use the revision API and command line. Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
This commit is contained in:
Daniel Barkalow
Junio C Hamano
Родитель
1ba0836307
Коммит
552bcac3f9
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@ -6,13 +6,11 @@
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#include "revision.h"
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#include "utf8.h"
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#include "mailmap.h"
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#include "shortlog.h"
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static const char shortlog_usage[] =
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"git-shortlog [-n] [-s] [-e] [<commit-id>... ]";
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static char *common_repo_prefix;
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static int email;
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static int compare_by_number(const void *a1, const void *a2)
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{
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const struct path_list_item *i1 = a1, *i2 = a2;
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@ -26,13 +24,11 @@ static int compare_by_number(const void *a1, const void *a2)
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return -1;
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}
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static struct path_list mailmap = {NULL, 0, 0, 0};
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static void insert_one_record(struct path_list *list,
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static void insert_one_record(struct shortlog *log,
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const char *author,
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const char *oneline)
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{
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const char *dot3 = common_repo_prefix;
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const char *dot3 = log->common_repo_prefix;
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char *buffer, *p;
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struct path_list_item *item;
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struct path_list *onelines;
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@ -47,7 +43,7 @@ static void insert_one_record(struct path_list *list,
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eoemail = strchr(boemail, '>');
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if (!eoemail)
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return;
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if (!map_email(&mailmap, boemail+1, namebuf, sizeof(namebuf))) {
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if (!map_email(&log->mailmap, boemail+1, namebuf, sizeof(namebuf))) {
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while (author < boemail && isspace(*author))
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author++;
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for (len = 0;
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@ -61,14 +57,14 @@ static void insert_one_record(struct path_list *list,
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else
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len = strlen(namebuf);
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if (email) {
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if (log->email) {
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size_t room = sizeof(namebuf) - len - 1;
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int maillen = eoemail - boemail + 1;
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snprintf(namebuf + len, room, " %.*s", maillen, boemail);
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}
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buffer = xstrdup(namebuf);
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item = path_list_insert(buffer, list);
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item = path_list_insert(buffer, &log->list);
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if (item->util == NULL)
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item->util = xcalloc(1, sizeof(struct path_list));
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else
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@ -114,7 +110,7 @@ static void insert_one_record(struct path_list *list,
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onelines->items[onelines->nr++].path = buffer;
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}
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static void read_from_stdin(struct path_list *list)
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static void read_from_stdin(struct shortlog *log)
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{
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char author[1024], oneline[1024];
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@ -128,38 +124,43 @@ static void read_from_stdin(struct path_list *list)
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while (fgets(oneline, sizeof(oneline), stdin) &&
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oneline[0] == '\n')
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; /* discard blanks */
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insert_one_record(list, author + 8, oneline);
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insert_one_record(log, author + 8, oneline);
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}
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}
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static void get_from_rev(struct rev_info *rev, struct path_list *list)
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void shortlog_add_commit(struct shortlog *log, struct commit *commit)
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{
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const char *author = NULL, *buffer;
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buffer = commit->buffer;
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while (*buffer && *buffer != '\n') {
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const char *eol = strchr(buffer, '\n');
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if (eol == NULL)
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eol = buffer + strlen(buffer);
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else
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eol++;
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if (!prefixcmp(buffer, "author "))
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author = buffer + 7;
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buffer = eol;
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}
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if (!author)
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die("Missing author: %s",
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sha1_to_hex(commit->object.sha1));
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if (*buffer)
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buffer++;
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insert_one_record(log, author, !*buffer ? "<none>" : buffer);
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}
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static void get_from_rev(struct rev_info *rev, struct shortlog *log)
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{
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struct commit *commit;
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prepare_revision_walk(rev);
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while ((commit = get_revision(rev)) != NULL) {
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const char *author = NULL, *buffer;
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buffer = commit->buffer;
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while (*buffer && *buffer != '\n') {
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const char *eol = strchr(buffer, '\n');
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if (eol == NULL)
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eol = buffer + strlen(buffer);
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else
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eol++;
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if (!prefixcmp(buffer, "author "))
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author = buffer + 7;
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buffer = eol;
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}
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if (!author)
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die("Missing author: %s",
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sha1_to_hex(commit->object.sha1));
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if (*buffer)
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buffer++;
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insert_one_record(list, author, !*buffer ? "<none>" : buffer);
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}
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if (prepare_revision_walk(rev))
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die("revision walk setup failed");
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while ((commit = get_revision(rev)) != NULL)
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shortlog_add_commit(log, commit);
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}
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static int parse_uint(char const **arg, int comma)
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@ -211,29 +212,38 @@ static void parse_wrap_args(const char *arg, int *in1, int *in2, int *wrap)
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die(wrap_arg_usage);
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}
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void shortlog_init(struct shortlog *log)
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{
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memset(log, 0, sizeof(*log));
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read_mailmap(&log->mailmap, ".mailmap", &log->common_repo_prefix);
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log->list.strdup_paths = 1;
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log->wrap = DEFAULT_WRAPLEN;
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log->in1 = DEFAULT_INDENT1;
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log->in2 = DEFAULT_INDENT2;
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}
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int cmd_shortlog(int argc, const char **argv, const char *prefix)
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{
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struct shortlog log;
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struct rev_info rev;
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struct path_list list = { NULL, 0, 0, 1 };
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int i, j, sort_by_number = 0, summary = 0;
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int wrap_lines = 0;
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int wrap = DEFAULT_WRAPLEN;
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int in1 = DEFAULT_INDENT1;
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int in2 = DEFAULT_INDENT2;
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shortlog_init(&log);
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/* since -n is a shadowed rev argument, parse our args first */
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while (argc > 1) {
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if (!strcmp(argv[1], "-n") || !strcmp(argv[1], "--numbered"))
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sort_by_number = 1;
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log.sort_by_number = 1;
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else if (!strcmp(argv[1], "-s") ||
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!strcmp(argv[1], "--summary"))
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summary = 1;
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log.summary = 1;
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else if (!strcmp(argv[1], "-e") ||
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!strcmp(argv[1], "--email"))
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email = 1;
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log.email = 1;
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else if (!prefixcmp(argv[1], "-w")) {
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wrap_lines = 1;
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parse_wrap_args(argv[1], &in1, &in2, &wrap);
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log.wrap_lines = 1;
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parse_wrap_args(argv[1], &log.in1, &log.in2, &log.wrap);
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}
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else if (!strcmp(argv[1], "-h") || !strcmp(argv[1], "--help"))
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usage(shortlog_usage);
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@ -247,34 +257,38 @@ int cmd_shortlog(int argc, const char **argv, const char *prefix)
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if (argc > 1)
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die ("unrecognized argument: %s", argv[1]);
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read_mailmap(&mailmap, ".mailmap", &common_repo_prefix);
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/* assume HEAD if from a tty */
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if (!rev.pending.nr && isatty(0))
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add_head_to_pending(&rev);
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if (rev.pending.nr == 0) {
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read_from_stdin(&list);
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read_from_stdin(&log);
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}
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else
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get_from_rev(&rev, &list);
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get_from_rev(&rev, &log);
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if (sort_by_number)
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qsort(list.items, list.nr, sizeof(struct path_list_item),
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shortlog_output(&log);
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return 0;
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}
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void shortlog_output(struct shortlog *log)
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{
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int i, j;
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if (log->sort_by_number)
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qsort(log->list.items, log->list.nr, sizeof(struct path_list_item),
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compare_by_number);
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for (i = 0; i < log->list.nr; i++) {
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struct path_list *onelines = log->list.items[i].util;
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for (i = 0; i < list.nr; i++) {
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struct path_list *onelines = list.items[i].util;
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if (summary) {
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printf("%6d\t%s\n", onelines->nr, list.items[i].path);
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if (log->summary) {
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printf("%6d\t%s\n", onelines->nr, log->list.items[i].path);
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} else {
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printf("%s (%d):\n", list.items[i].path, onelines->nr);
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printf("%s (%d):\n", log->list.items[i].path, onelines->nr);
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for (j = onelines->nr - 1; j >= 0; j--) {
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const char *msg = onelines->items[j].path;
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if (wrap_lines) {
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int col = print_wrapped_text(msg, in1, in2, wrap);
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if (col != wrap)
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if (log->wrap_lines) {
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int col = print_wrapped_text(msg, log->in1, log->in2, log->wrap);
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if (col != log->wrap)
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putchar('\n');
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}
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else
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@ -286,13 +300,11 @@ int cmd_shortlog(int argc, const char **argv, const char *prefix)
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onelines->strdup_paths = 1;
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path_list_clear(onelines, 1);
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free(onelines);
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list.items[i].util = NULL;
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log->list.items[i].util = NULL;
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}
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list.strdup_paths = 1;
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path_list_clear(&list, 1);
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mailmap.strdup_paths = 1;
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path_list_clear(&mailmap, 1);
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return 0;
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log->list.strdup_paths = 1;
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path_list_clear(&log->list, 1);
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log->mailmap.strdup_paths = 1;
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path_list_clear(&log->mailmap, 1);
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}
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@ -0,0 +1,26 @@
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#ifndef SHORTLOG_H
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#define SHORTLOG_H
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#include "path-list.h"
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struct shortlog {
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struct path_list list;
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int summary;
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int wrap_lines;
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int sort_by_number;
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int wrap;
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int in1;
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int in2;
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char *common_repo_prefix;
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int email;
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struct path_list mailmap;
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};
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void shortlog_init(struct shortlog *log);
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void shortlog_add_commit(struct shortlog *log, struct commit *commit);
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void shortlog_output(struct shortlog *log);
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#endif
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