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-rw-r--r--builtin-shortlog.c302
1 files changed, 302 insertions, 0 deletions
diff --git a/builtin-shortlog.c b/builtin-shortlog.c
new file mode 100644
index 0000000000..48a2a0b0d3
--- /dev/null
+++ b/builtin-shortlog.c
@@ -0,0 +1,302 @@
+#include "builtin.h"
+#include "cache.h"
+#include "commit.h"
+#include "diff.h"
+#include "path-list.h"
+#include "revision.h"
+#include <string.h>
+
+static const char shortlog_usage[] =
+"git-shortlog [-n] [-s] [<commit-id>... ]\n";
+
+static int compare_by_number(const void *a1, const void *a2)
+{
+ const struct path_list_item *i1 = a1, *i2 = a2;
+ const struct path_list *l1 = i1->util, *l2 = i2->util;
+
+ if (l1->nr < l2->nr)
+ return -1;
+ else if (l1->nr == l2->nr)
+ return 0;
+ else
+ return +1;
+}
+
+static struct path_list_item mailmap_list[] = {
+ { "R.Marek@sh.cvut.cz", (void*)"Rudolf Marek" },
+ { "Ralf.Wildenhues@gmx.de", (void*)"Ralf Wildenhues" },
+ { "aherrman@de.ibm.com", (void*)"Andreas Herrmann" },
+ { "akpm@osdl.org", (void*)"Andrew Morton" },
+ { "andrew.vasquez@qlogic.com", (void*)"Andrew Vasquez" },
+ { "aquynh@gmail.com", (void*)"Nguyen Anh Quynh" },
+ { "axboe@suse.de", (void*)"Jens Axboe" },
+ { "blaisorblade@yahoo.it", (void*)"Paolo 'Blaisorblade' Giarrusso" },
+ { "bunk@stusta.de", (void*)"Adrian Bunk" },
+ { "domen@coderock.org", (void*)"Domen Puncer" },
+ { "dougg@torque.net", (void*)"Douglas Gilbert" },
+ { "dwmw2@shinybook.infradead.org", (void*)"David Woodhouse" },
+ { "ecashin@coraid.com", (void*)"Ed L Cashin" },
+ { "felix@derklecks.de", (void*)"Felix Moeller" },
+ { "fzago@systemfabricworks.com", (void*)"Frank Zago" },
+ { "gregkh@suse.de", (void*)"Greg Kroah-Hartman" },
+ { "hch@lst.de", (void*)"Christoph Hellwig" },
+ { "htejun@gmail.com", (void*)"Tejun Heo" },
+ { "jejb@mulgrave.(none)", (void*)"James Bottomley" },
+ { "jejb@titanic.il.steeleye.com", (void*)"James Bottomley" },
+ { "jgarzik@pretzel.yyz.us", (void*)"Jeff Garzik" },
+ { "johnpol@2ka.mipt.ru", (void*)"Evgeniy Polyakov" },
+ { "kay.sievers@vrfy.org", (void*)"Kay Sievers" },
+ { "minyard@acm.org", (void*)"Corey Minyard" },
+ { "mshah@teja.com", (void*)"Mitesh shah" },
+ { "pj@ludd.ltu.se", (void*)"Peter A Jonsson" },
+ { "rmps@joel.ist.utl.pt", (void*)"Rui Saraiva" },
+ { "santtu.hyrkko@gmail.com", (void*)"Santtu Hyrkk,Av(B" },
+ { "simon@thekelleys.org.uk", (void*)"Simon Kelley" },
+ { "ssant@in.ibm.com", (void*)"Sachin P Sant" },
+ { "terra@gnome.org", (void*)"Morten Welinder" },
+ { "tony.luck@intel.com", (void*)"Tony Luck" },
+ { "welinder@anemone.rentec.com", (void*)"Morten Welinder" },
+ { "welinder@darter.rentec.com", (void*)"Morten Welinder" },
+ { "welinder@troll.com", (void*)"Morten Welinder" }
+};
+
+static struct path_list mailmap = {
+ mailmap_list,
+ sizeof(mailmap_list) / sizeof(struct path_list_item), 0, 0
+};
+
+static int map_email(char *email, char *name, int maxlen)
+{
+ char *p;
+ struct path_list_item *item;
+
+ /* autocomplete common developers */
+ p = strchr(email, '>');
+ if (!p)
+ return 0;
+
+ *p = '\0';
+ item = path_list_lookup(email, &mailmap);
+ if (item != NULL) {
+ const char *realname = (const char *)item->util;
+ strncpy(name, realname, maxlen);
+ return 1;
+ }
+ return 0;
+}
+
+static void insert_author_oneline(struct path_list *list,
+ const char *author, int authorlen,
+ const char *oneline, int onelinelen)
+{
+ const char *dot3 = "/pub/scm/linux/kernel/git/";
+ char *buffer, *p;
+ struct path_list_item *item;
+ struct path_list *onelines;
+
+ while (authorlen > 0 && isspace(author[authorlen - 1]))
+ authorlen--;
+
+ buffer = xmalloc(authorlen + 1);
+ memcpy(buffer, author, authorlen);
+ buffer[authorlen] = '\0';
+
+ item = path_list_insert(buffer, list);
+ if (item->util == NULL)
+ item->util = xcalloc(1, sizeof(struct path_list));
+ else
+ free(buffer);
+
+ if (!strncmp(oneline, "[PATCH", 6)) {
+ char *eob = strchr(buffer, ']');
+
+ while (isspace(eob[1]) && eob[1] != '\n')
+ eob++;
+ if (eob - oneline < onelinelen) {
+ onelinelen -= eob - oneline;
+ oneline = eob;
+ }
+ }
+
+ while (onelinelen > 0 && isspace(oneline[0])) {
+ oneline++;
+ onelinelen--;
+ }
+
+ while (onelinelen > 0 && isspace(oneline[onelinelen - 1]))
+ onelinelen--;
+
+ buffer = xmalloc(onelinelen + 1);
+ memcpy(buffer, oneline, onelinelen);
+ buffer[onelinelen] = '\0';
+
+ while ((p = strstr(buffer, dot3)) != NULL) {
+ memcpy(p, "...", 3);
+ strcpy(p + 2, p + sizeof(dot3) - 1);
+ }
+
+
+ onelines = item->util;
+ if (onelines->nr >= onelines->alloc) {
+ onelines->alloc = alloc_nr(onelines->nr);
+ onelines->items = xrealloc(onelines->items,
+ onelines->alloc
+ * sizeof(struct path_list_item));
+ }
+
+ onelines->items[onelines->nr].util = NULL;
+ onelines->items[onelines->nr++].path = buffer;
+}
+
+static void read_from_stdin(struct path_list *list)
+{
+ char buffer[1024];
+
+ while (fgets(buffer, sizeof(buffer), stdin) != NULL) {
+ char *bob;
+ if ((buffer[0] == 'A' || buffer[0] == 'a') &&
+ !strncmp(buffer + 1, "uthor: ", 7) &&
+ (bob = strchr(buffer + 7, '<')) != NULL) {
+ char buffer2[1024], offset = 0;
+
+ if (map_email(bob + 1, buffer, sizeof(buffer)))
+ bob = buffer + strlen(buffer);
+ else {
+ offset = 8;
+ while (isspace(bob[-1]))
+ bob--;
+ }
+
+ while (fgets(buffer2, sizeof(buffer2), stdin) &&
+ buffer2[0] != '\n')
+ ; /* chomp input */
+ if (fgets(buffer2, sizeof(buffer2), stdin))
+ insert_author_oneline(list,
+ buffer + offset,
+ bob - buffer - offset,
+ buffer2, strlen(buffer2));
+ }
+ }
+}
+
+static void get_from_rev(struct rev_info *rev, struct path_list *list)
+{
+ char scratch[1024];
+ struct commit *commit;
+
+ prepare_revision_walk(rev);
+ while ((commit = get_revision(rev)) != NULL) {
+ char *author = NULL, *oneline, *buffer;
+ int authorlen = authorlen, onelinelen;
+
+ /* get author and oneline */
+ for (buffer = commit->buffer; buffer && *buffer != '\0' &&
+ *buffer != '\n'; ) {
+ char *eol = strchr(buffer, '\n');
+
+ if (eol == NULL)
+ eol = buffer + strlen(buffer);
+ else
+ eol++;
+
+ if (!strncmp(buffer, "author ", 7)) {
+ char *bracket = strchr(buffer, '<');
+
+ if (bracket == NULL || bracket > eol)
+ die("Invalid commit buffer: %s",
+ sha1_to_hex(commit->object.sha1));
+
+ if (map_email(bracket + 1, scratch,
+ sizeof(scratch))) {
+ author = scratch;
+ authorlen = strlen(scratch);
+ } else {
+ while (bracket[-1] == ' ')
+ bracket--;
+
+ author = buffer + 7;
+ authorlen = bracket - buffer - 7;
+ }
+ }
+ buffer = eol;
+ }
+
+ if (author == NULL)
+ die ("Missing author: %s",
+ sha1_to_hex(commit->object.sha1));
+
+ if (buffer == NULL || *buffer == '\0') {
+ oneline = "<none>";
+ onelinelen = sizeof(oneline) + 1;
+ } else {
+ char *eol;
+
+ oneline = buffer + 1;
+ eol = strchr(oneline, '\n');
+ if (eol == NULL)
+ onelinelen = strlen(oneline);
+ else
+ onelinelen = eol - oneline;
+ }
+
+ insert_author_oneline(list,
+ author, authorlen, oneline, onelinelen);
+ }
+
+}
+
+int cmd_shortlog(int argc, const char **argv, const char *prefix)
+{
+ struct rev_info rev;
+ struct path_list list = { NULL, 0, 0, 1 };
+ int i, j, sort_by_number = 0, summary = 0;
+
+ init_revisions(&rev, prefix);
+ argc = setup_revisions(argc, argv, &rev, NULL);
+ while (argc > 1) {
+ if (!strcmp(argv[1], "-n") || !strcmp(argv[1], "--numbered"))
+ sort_by_number = 1;
+ else if (!strcmp(argv[1], "-s") ||
+ !strcmp(argv[1], "--summary"))
+ summary = 1;
+ else if (!strcmp(argv[1], "-h") || !strcmp(argv[1], "--help"))
+ usage(shortlog_usage);
+ else
+ die ("unrecognized argument: %s", argv[1]);
+ argv++;
+ argc--;
+ }
+
+ if (rev.pending.nr == 1)
+ die ("Need a range!");
+ else if (rev.pending.nr == 0)
+ read_from_stdin(&list);
+ else
+ get_from_rev(&rev, &list);
+
+ if (sort_by_number)
+ qsort(list.items, sizeof(struct path_list_item), list.nr,
+ compare_by_number);
+
+ for (i = 0; i < list.nr; i++) {
+ struct path_list *onelines = list.items[i].util;
+
+ printf("%s (%d):\n", list.items[i].path, onelines->nr);
+ if (!summary) {
+ for (j = onelines->nr - 1; j >= 0; j--)
+ printf(" %s\n", onelines->items[j].path);
+ printf("\n");
+ }
+
+ onelines->strdup_paths = 1;
+ path_list_clear(onelines, 1);
+ free(onelines);
+ list.items[i].util = NULL;
+ }
+
+ list.strdup_paths = 1;
+ path_list_clear(&list, 1);
+
+ return 0;
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 23:52:30 +0000