#include "diff.h"
#include "path-list.h"
#include "revision.h"
+#include "utf8.h"
+#include "mailmap.h"
static const char shortlog_usage[] =
-"git-shortlog [-n] [-s] [<commit-id>... ]";
+"git-shortlog [-n] [-s] [-e] [<commit-id>... ]";
static char *common_repo_prefix;
+static int email;
static int compare_by_number(const void *a1, const void *a2)
{
static struct path_list mailmap = {NULL, 0, 0, 0};
-static int read_mailmap(const char *filename)
-{
- char buffer[1024];
- FILE *f = fopen(filename, "r");
-
- if (f == NULL)
- return 1;
- while (fgets(buffer, sizeof(buffer), f) != NULL) {
- char *end_of_name, *left_bracket, *right_bracket;
- char *name, *email;
- int i;
- if (buffer[0] == '#') {
- static const char abbrev[] = "# repo-abbrev:";
- int abblen = sizeof(abbrev) - 1;
- int len = strlen(buffer);
-
- if (len && buffer[len - 1] == '\n')
- buffer[--len] = 0;
- if (!strncmp(buffer, abbrev, abblen)) {
- char *cp;
-
- if (common_repo_prefix)
- free(common_repo_prefix);
- common_repo_prefix = xmalloc(len);
-
- for (cp = buffer + abblen; isspace(*cp); cp++)
- ; /* nothing */
- strcpy(common_repo_prefix, cp);
- }
- continue;
- }
- if ((left_bracket = strchr(buffer, '<')) == NULL)
- continue;
- if ((right_bracket = strchr(left_bracket + 1, '>')) == NULL)
- continue;
- if (right_bracket == left_bracket + 1)
- continue;
- for (end_of_name = left_bracket; end_of_name != buffer
- && isspace(end_of_name[-1]); end_of_name--)
- /* keep on looking */
- if (end_of_name == buffer)
- continue;
- name = xmalloc(end_of_name - buffer + 1);
- strlcpy(name, buffer, end_of_name - buffer + 1);
- email = xmalloc(right_bracket - left_bracket);
- for (i = 0; i < right_bracket - left_bracket - 1; i++)
- email[i] = tolower(left_bracket[i + 1]);
- email[right_bracket - left_bracket - 1] = '\0';
- path_list_insert(email, &mailmap)->util = name;
- }
- fclose(f);
- return 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';
- /* downcase the email address */
- for (p = email; *p; p++)
- *p = tolower(*p);
- 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)
+static void insert_one_record(struct path_list *list,
+ const char *author,
+ const char *oneline)
{
const char *dot3 = common_repo_prefix;
char *buffer, *p;
struct path_list_item *item;
struct path_list *onelines;
+ char namebuf[1024];
+ size_t len;
+ const char *eol;
+ const char *boemail, *eoemail;
+
+ boemail = strchr(author, '<');
+ if (!boemail)
+ return;
+ eoemail = strchr(boemail, '>');
+ if (!eoemail)
+ return;
+ if (!map_email(&mailmap, boemail+1, namebuf, sizeof(namebuf))) {
+ while (author < boemail && isspace(*author))
+ author++;
+ for (len = 0;
+ len < sizeof(namebuf) - 1 && author + len < boemail;
+ len++)
+ namebuf[len] = author[len];
+ while (0 < len && isspace(namebuf[len-1]))
+ len--;
+ namebuf[len] = '\0';
+ }
+ else
+ len = strlen(namebuf);
- while (authorlen > 0 && isspace(author[authorlen - 1]))
- authorlen--;
-
- buffer = xmalloc(authorlen + 1);
- memcpy(buffer, author, authorlen);
- buffer[authorlen] = '\0';
+ if (email) {
+ size_t room = sizeof(namebuf) - len - 1;
+ int maillen = eoemail - boemail + 1;
+ snprintf(namebuf + len, room, " %.*s", maillen, boemail);
+ }
+ buffer = xstrdup(namebuf);
item = path_list_insert(buffer, list);
if (item->util == NULL)
item->util = xcalloc(1, sizeof(struct path_list));
else
free(buffer);
+ eol = strchr(oneline, '\n');
+ if (!eol)
+ eol = oneline + strlen(oneline);
+ while (*oneline && isspace(*oneline) && *oneline != '\n')
+ oneline++;
if (!prefixcmp(oneline, "[PATCH")) {
char *eob = strchr(oneline, ']');
-
- if (eob) {
- while (isspace(eob[1]) && eob[1] != '\n')
- eob++;
- if (eob - oneline < onelinelen) {
- onelinelen -= eob - oneline;
- oneline = eob;
- }
- }
+ if (eob && (!eol || eob < eol))
+ oneline = eob + 1;
}
-
- while (onelinelen > 0 && isspace(oneline[0])) {
+ while (*oneline && isspace(*oneline) && *oneline != '\n')
oneline++;
- onelinelen--;
- }
-
- while (onelinelen > 0 && isspace(oneline[onelinelen - 1]))
- onelinelen--;
-
- buffer = xmalloc(onelinelen + 1);
- memcpy(buffer, oneline, onelinelen);
- buffer[onelinelen] = '\0';
+ len = eol - oneline;
+ while (len && isspace(oneline[len-1]))
+ len--;
+ buffer = xmemdupz(oneline, len);
if (dot3) {
int dot3len = strlen(dot3);
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') &&
- !prefixcmp(buffer + 1, "uthor: ") &&
- (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 (buffer + offset < bob &&
- isspace(bob[-1]))
- bob--;
- }
+ char author[1024], oneline[1024];
- while (fgets(buffer2, sizeof(buffer2), stdin) &&
- buffer2[0] != '\n')
- ; /* chomp input */
- if (fgets(buffer2, sizeof(buffer2), stdin)) {
- int l2 = strlen(buffer2);
- int i;
- for (i = 0; i < l2; i++)
- if (!isspace(buffer2[i]))
- break;
- insert_author_oneline(list,
- buffer + offset,
- bob - buffer - offset,
- buffer2 + i, l2 - i);
- }
- }
+ while (fgets(author, sizeof(author), stdin) != NULL) {
+ if (!(author[0] == 'A' || author[0] == 'a') ||
+ prefixcmp(author + 1, "uthor: "))
+ continue;
+ while (fgets(oneline, sizeof(oneline), stdin) &&
+ oneline[0] != '\n')
+ ; /* discard headers */
+ while (fgets(oneline, sizeof(oneline), stdin) &&
+ oneline[0] == '\n')
+ ; /* discard blanks */
+ insert_one_record(list, author + 8, oneline);
}
}
static void get_from_rev(struct rev_info *rev, struct path_list *list)
{
- char scratch[1024];
struct commit *commit;
- prepare_revision_walk(rev);
+ if (prepare_revision_walk(rev))
+ die("revision walk setup failed");
while ((commit = get_revision(rev)) != NULL) {
- char *author = NULL, *oneline, *buffer;
- int authorlen = authorlen, onelinelen;
+ const char *author = NULL, *buffer;
- /* get author and oneline */
- for (buffer = commit->buffer; buffer && *buffer != '\0' &&
- *buffer != '\n'; ) {
- char *eol = strchr(buffer, '\n');
+ buffer = commit->buffer;
+ while (*buffer && *buffer != '\n') {
+ const char *eol = strchr(buffer, '\n');
if (eol == NULL)
eol = buffer + strlen(buffer);
else
eol++;
- if (!prefixcmp(buffer, "author ")) {
- 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 {
- if (bracket[-1] == ' ')
- bracket--;
-
- author = buffer + 7;
- authorlen = bracket - buffer - 7;
- }
- }
+ if (!prefixcmp(buffer, "author "))
+ author = buffer + 7;
buffer = eol;
}
+ if (!author)
+ die("Missing author: %s",
+ sha1_to_hex(commit->object.sha1));
+ if (*buffer)
+ buffer++;
+ insert_one_record(list, author, !*buffer ? "<none>" : buffer);
+ }
+}
- 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;
+static int parse_uint(char const **arg, int comma)
+{
+ unsigned long ul;
+ int ret;
+ char *endp;
- oneline = buffer + 1;
- eol = strchr(oneline, '\n');
- if (eol == NULL)
- onelinelen = strlen(oneline);
- else
- onelinelen = eol - oneline;
- }
+ ul = strtoul(*arg, &endp, 10);
+ if (endp != *arg && *endp && *endp != comma)
+ return -1;
+ ret = (int) ul;
+ if (ret != ul)
+ return -1;
+ *arg = endp;
+ if (**arg)
+ (*arg)++;
+ return ret;
+}
- insert_author_oneline(list,
- author, authorlen, oneline, onelinelen);
- }
+static const char wrap_arg_usage[] = "-w[<width>[,<indent1>[,<indent2>]]]";
+#define DEFAULT_WRAPLEN 76
+#define DEFAULT_INDENT1 6
+#define DEFAULT_INDENT2 9
+static void parse_wrap_args(const char *arg, int *in1, int *in2, int *wrap)
+{
+ arg += 2; /* skip -w */
+
+ *wrap = parse_uint(&arg, ',');
+ if (*wrap < 0)
+ die(wrap_arg_usage);
+ *in1 = parse_uint(&arg, ',');
+ if (*in1 < 0)
+ die(wrap_arg_usage);
+ *in2 = parse_uint(&arg, '\0');
+ if (*in2 < 0)
+ die(wrap_arg_usage);
+
+ if (!*wrap)
+ *wrap = DEFAULT_WRAPLEN;
+ if (!*in1)
+ *in1 = DEFAULT_INDENT1;
+ if (!*in2)
+ *in2 = DEFAULT_INDENT2;
+ if (*wrap &&
+ ((*in1 && *wrap <= *in1) ||
+ (*in2 && *wrap <= *in2)))
+ die(wrap_arg_usage);
}
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;
+ int wrap_lines = 0;
+ int wrap = DEFAULT_WRAPLEN;
+ int in1 = DEFAULT_INDENT1;
+ int in2 = DEFAULT_INDENT2;
/* since -n is a shadowed rev argument, parse our args first */
while (argc > 1) {
else if (!strcmp(argv[1], "-s") ||
!strcmp(argv[1], "--summary"))
summary = 1;
+ else if (!strcmp(argv[1], "-e") ||
+ !strcmp(argv[1], "--email"))
+ email = 1;
+ else if (!prefixcmp(argv[1], "-w")) {
+ wrap_lines = 1;
+ parse_wrap_args(argv[1], &in1, &in2, &wrap);
+ }
else if (!strcmp(argv[1], "-h") || !strcmp(argv[1], "--help"))
usage(shortlog_usage);
else
if (argc > 1)
die ("unrecognized argument: %s", argv[1]);
- if (!access(".mailmap", R_OK))
- read_mailmap(".mailmap");
+ read_mailmap(&mailmap, ".mailmap", &common_repo_prefix);
- if (rev.pending.nr == 0)
+ /* assume HEAD if from a tty */
+ if (!rev.pending.nr && isatty(0))
+ add_head_to_pending(&rev);
+ if (rev.pending.nr == 0) {
read_from_stdin(&list);
+ }
else
get_from_rev(&rev, &list);
struct path_list *onelines = list.items[i].util;
if (summary) {
- printf("%s: %d\n", list.items[i].path, onelines->nr);
+ printf("%6d\t%s\n", onelines->nr, list.items[i].path);
} else {
printf("%s (%d):\n", list.items[i].path, onelines->nr);
- for (j = onelines->nr - 1; j >= 0; j--)
- printf(" %s\n", onelines->items[j].path);
- printf("\n");
+ for (j = onelines->nr - 1; j >= 0; j--) {
+ const char *msg = onelines->items[j].path;
+
+ if (wrap_lines) {
+ int col = print_wrapped_text(msg, in1, in2, wrap);
+ if (col != wrap)
+ putchar('\n');
+ }
+ else
+ printf(" %s\n", msg);
+ }
+ putchar('\n');
}
onelines->strdup_paths = 1;
return 0;
}
-