log: add --use-mailmap option

Add the --use-mailmap option to log commands. It allows to display names from mailmap file when displaying logs, whatever the format used. Signed-off-by: Antoine Pelisse <apelisse@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Antoine Pelisse committed Jan 5, 2013 at 22:26 UTC ea57bc0d41b03cc1528be5fafa5eb8bfd4f773cb
2 files changed +13 -1
Documentation/git-log.txt
+5
@@ -47,6 +47,11 @@ OPTIONS
47 Print out the ref name given on the command line by which each
48 commit was reached.
49
50 +--use-mailmap::
51 + Use mailmap file to map author and committer names and email
52 + to canonical real names and email addresses. See
53 + linkgit:git-shortlog[1].
54 +
55 --full-diff::
56 Without this flag, "git log -p <path>..." shows commits that
57 touch the specified paths, and diffs about the same specified
builtin/log.c
+8 -1
@@ -22,6 +22,7 @@
22 #include "branch.h"
23 #include "streaming.h"
24 #include "version.h"
25 +#include "mailmap.h"
26
27 /* Set a default date-time format for git log ("log.date" config variable) */
28 static const char *default_date_mode = NULL;
@@ -94,11 +95,12 @@ static void cmd_log_init_finish(int argc, const char **argv, const char *prefix,
95 struct rev_info *rev, struct setup_revision_opt *opt)
96 {
97 struct userformat_want w;
97 - int quiet = 0, source = 0;
98 + int quiet = 0, source = 0, mailmap = 0;
99
100 const struct option builtin_log_options[] = {
101 OPT_BOOLEAN(0, "quiet", &quiet, N_("suppress diff output")),
102 OPT_BOOLEAN(0, "source", &source, N_("show source")),
103 + OPT_BOOLEAN(0, "use-mailmap", &mailmap, N_("Use mail map file")),
104 { OPTION_CALLBACK, 0, "decorate", NULL, NULL, N_("decorate options"),
105 PARSE_OPT_OPTARG, decorate_callback},
106 OPT_END()
@@ -136,6 +138,11 @@ static void cmd_log_init_finish(int argc, const char **argv, const char *prefix,
138 if (source)
139 rev->show_source = 1;
140
141 + if (mailmap) {
142 + rev->mailmap = xcalloc(1, sizeof(struct string_list));
143 + read_mailmap(rev->mailmap, NULL);
144 + }
145 +
146 if (rev->pretty_given && rev->commit_format == CMIT_FMT_RAW) {
147 /*
148 * "log --pretty=raw" is special; ignore UI oriented