summaryrefslogtreecommitdiff
path: root/revision.c
diff options
context:
space:
mode:
Diffstat (limited to 'revision.c')
-rw-r--r--revision.c79
1 files changed, 73 insertions, 6 deletions
diff --git a/revision.c b/revision.c
index 95d21e6472..ef60205412 100644
--- a/revision.c
+++ b/revision.c
@@ -13,6 +13,7 @@
#include "decorate.h"
#include "log-tree.h"
#include "string-list.h"
+#include "mailmap.h"
volatile show_early_output_fn_t show_early_output;
@@ -2219,10 +2220,58 @@ static int rewrite_parents(struct rev_info *revs, struct commit *commit)
return 0;
}
+static int commit_rewrite_person(struct strbuf *buf, const char *what, struct string_list *mailmap)
+{
+ char *person, *endp;
+ size_t len, namelen, maillen;
+ const char *name;
+ const char *mail;
+ struct ident_split ident;
+
+ person = strstr(buf->buf, what);
+ if (!person)
+ return 0;
+
+ person += strlen(what);
+ endp = strchr(person, '\n');
+ if (!endp)
+ return 0;
+
+ len = endp - person;
+
+ if (split_ident_line(&ident, person, len))
+ return 0;
+
+ mail = ident.mail_begin;
+ maillen = ident.mail_end - ident.mail_begin;
+ name = ident.name_begin;
+ namelen = ident.name_end - ident.name_begin;
+
+ if (map_user(mailmap, &mail, &maillen, &name, &namelen)) {
+ struct strbuf namemail = STRBUF_INIT;
+
+ strbuf_addf(&namemail, "%.*s <%.*s>",
+ (int)namelen, name, (int)maillen, mail);
+
+ strbuf_splice(buf, ident.name_begin - buf->buf,
+ ident.mail_end - ident.name_begin + 1,
+ namemail.buf, namemail.len);
+
+ strbuf_release(&namemail);
+
+ return 1;
+ }
+
+ return 0;
+}
+
static int commit_match(struct commit *commit, struct rev_info *opt)
{
int retval;
+ const char *encoding;
+ char *message;
struct strbuf buf = STRBUF_INIT;
+
if (!opt->grep_filter.pattern_list && !opt->grep_filter.header_list)
return 1;
@@ -2233,25 +2282,43 @@ static int commit_match(struct commit *commit, struct rev_info *opt)
strbuf_addch(&buf, '\n');
}
+ /*
+ * We grep in the user's output encoding, under the assumption that it
+ * is the encoding they are most likely to write their grep pattern
+ * for. In addition, it means we will match the "notes" encoding below,
+ * so we will not end up with a buffer that has two different encodings
+ * in it.
+ */
+ encoding = get_log_output_encoding();
+ message = logmsg_reencode(commit, encoding);
+
/* Copy the commit to temporary if we are using "fake" headers */
if (buf.len)
- strbuf_addstr(&buf, commit->buffer);
+ strbuf_addstr(&buf, message);
+
+ if (opt->grep_filter.header_list && opt->mailmap) {
+ if (!buf.len)
+ strbuf_addstr(&buf, message);
+
+ commit_rewrite_person(&buf, "\nauthor ", opt->mailmap);
+ commit_rewrite_person(&buf, "\ncommitter ", opt->mailmap);
+ }
/* Append "fake" message parts as needed */
if (opt->show_notes) {
if (!buf.len)
- strbuf_addstr(&buf, commit->buffer);
- format_display_notes(commit->object.sha1, &buf,
- get_log_output_encoding(), 1);
+ strbuf_addstr(&buf, message);
+ format_display_notes(commit->object.sha1, &buf, encoding, 1);
}
- /* Find either in the commit object, or in the temporary */
+ /* Find either in the original commit message, or in the temporary */
if (buf.len)
retval = grep_buffer(&opt->grep_filter, buf.buf, buf.len);
else
retval = grep_buffer(&opt->grep_filter,
- commit->buffer, strlen(commit->buffer));
+ message, strlen(message));
strbuf_release(&buf);
+ logmsg_free(message, commit);
return retval;
}