This outputs the log in GNU ChangeLog format.
Signed-off-by: Johannes Schindelin <johannes.schindelin@xxxxxx>
---
commit.c | 18 +++++++++++---
commit.h | 1 +
diff.c | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
diff.h | 1 +
log-tree.c | 17 ++++++++++++-
revision.c | 6 ++++
6 files changed, 115 insertions(+), 5 deletions(-)
diff --git a/commit.c b/commit.c
index fb75ae5..64ddb56 100644
--- a/commit.c
+++ b/commit.c
@@ -38,6 +38,7 @@ struct cmt_fmt_map {
{ "fuller", 5, CMIT_FMT_FULLER },
{ "oneline", 1, CMIT_FMT_ONELINE },
{ "format:", 7, CMIT_FMT_USERFORMAT},
+ { "changelog", 9, CMIT_FMT_CHANGELOG}
};
static char *user_format;
@@ -563,6 +564,8 @@ static int add_user_info(const char *what, enum cmit_fmt fmt, char *buf,
ret += namelen - display_name_length;
buf[ret++] = '\n';
}
+ else if (fmt == CMIT_FMT_CHANGELOG)
+ ret = 0;
else {
ret = sprintf(buf, "%s: %.*s%.*s\n", what,
(fmt == CMIT_FMT_FULLER) ? 4 : 0,
@@ -581,6 +584,11 @@ static int add_user_info(const char *what, enum cmit_fmt fmt, char *buf,
ret += sprintf(buf + ret, "%sDate: %s\n", what,
show_date(time, tz, relative_date));
break;
+ case CMIT_FMT_CHANGELOG:
+ ret += sprintf(buf + ret, "%s %.*s\n",
+ show_date(time, tz, DATE_SHORT),
+ namelen, line);
+ break;
default:
/* notin' */
break;
@@ -603,7 +611,7 @@ static int add_merge_info(enum cmit_fmt fmt, char *buf, const struct commit *com
int offset;
if ((fmt == CMIT_FMT_ONELINE) || (fmt == CMIT_FMT_EMAIL) ||
- !parent || !parent->next)
+ fmt == CMIT_FMT_CHANGELOG || !parent || !parent->next)
return 0;
offset = sprintf(buf, "Merge:");
@@ -931,7 +939,8 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt,
if (reencoded)
msg = reencoded;
- if (fmt == CMIT_FMT_ONELINE || fmt == CMIT_FMT_EMAIL)
+ if (fmt == CMIT_FMT_ONELINE || fmt == CMIT_FMT_EMAIL ||
+ fmt == CMIT_FMT_CHANGELOG)
indent = 0;
/* After-subject is used to pass in Content-Type: multipart
@@ -982,7 +991,8 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt,
if (hdr) {
if (linelen == 1) {
hdr = 0;
- if ((fmt != CMIT_FMT_ONELINE) && !subject)
+ if (fmt != CMIT_FMT_ONELINE &&
+ fmt != CMIT_FMT_CHANGELOG && !subject)
buf[offset++] = '\n';
continue;
}
@@ -1052,7 +1062,7 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt,
offset += linelen + indent;
}
buf[offset++] = '\n';
- if (fmt == CMIT_FMT_ONELINE)
+ if (fmt == CMIT_FMT_ONELINE || fmt == CMIT_FMT_CHANGELOG)
break;
if (subject && plain_non_ascii) {
int sz;
diff --git a/commit.h b/commit.h
index 83507a0..9d59e0f 100644
--- a/commit.h
+++ b/commit.h
@@ -48,6 +48,7 @@ enum cmit_fmt {
CMIT_FMT_ONELINE,
CMIT_FMT_EMAIL,
CMIT_FMT_USERFORMAT,
+ CMIT_FMT_CHANGELOG,
CMIT_FMT_UNSPECIFIED,
};
diff --git a/diff.c b/diff.c
index 5651152..aed5388 100644
--- a/diff.c
+++ b/diff.c
@@ -8,6 +8,7 @@
#include "delta.h"
#include "xdiff-interface.h"
#include "color.h"
+#include "utf8.h"
#ifdef NO_FAST_WORKING_DIRECTORY
#define FAST_WORKING_DIRECTORY 0
@@ -1845,6 +1846,59 @@ static void run_checkdiff(struct diff_filepair *p, struct diff_options *o)
builtin_checkdiff(name, other, p->one, p->two, o);
}
+#define CHANGELOG_TAB_SIZE 8
+#define CHANGELOG_WIDTH 76
+
+struct changelog_t {
+ int offset, seen_first;
+};
+
+static void run_changelog(struct diff_filepair *p, struct diff_options *o,
+ struct changelog_t *changelog)
+{
+ const char *name;
+ const char *other;
+ static char buffer[1024];
+
+ if (DIFF_PAIR_UNMERGED(p)) {
+ /* unmerged */
+ return;
+ }
+
+ if (changelog->seen_first)
+ buffer[0] = ',';
+ else {
+ buffer[0] = '*';
+ changelog->offset = -CHANGELOG_TAB_SIZE;
+ changelog->seen_first = 1;
+ }
+
+ name = p->one->path;
+ other = p->two->path;
+
+ if (!name) {
+ if (!other)
+ return;
+ snprintf(buffer + 1, sizeof(buffer) - 1, " %s", other);
+ } else if (!other || !strcmp(name, other))
+ snprintf(buffer + 1, sizeof(buffer) - 1, " %s", name);
+ else
+ snprintf(buffer + 1, sizeof(buffer) - 1, " %s => %s",
+ name, other);
+ changelog->offset = print_wrapped_text(buffer, -changelog->offset,
+ CHANGELOG_TAB_SIZE + 2, CHANGELOG_WIDTH);
+}
+
+static void finalize_changelog(struct diff_options *options,
+ struct changelog_t *changelog)
+{
+ changelog->offset = print_wrapped_text(": ", -changelog->offset,
+ CHANGELOG_TAB_SIZE + 2, CHANGELOG_WIDTH);
+ changelog->offset = print_wrapped_text(options->stat_sep,
+ -changelog->offset,
+ CHANGELOG_TAB_SIZE + 2, CHANGELOG_WIDTH);
+}
+
void diff_setup(struct diff_options *options)
{
memset(options, 0, sizeof(*options));
@@ -2366,6 +2420,19 @@ static void diff_flush_checkdiff(struct diff_filepair *p,
run_checkdiff(p, o);
}
+static void diff_flush_changelog(struct diff_filepair *p,
+ struct diff_options *o, struct changelog_t *changelog)
+{
+ if (diff_unmodified_pair(p))
+ return;
+
+ if ((DIFF_FILE_VALID(p->one) && S_ISDIR(p->one->mode)) ||
+ (DIFF_FILE_VALID(p->two) && S_ISDIR(p->two->mode)))
+ return; /* no tree diffs in patch format */
+
+ run_changelog(p, o, changelog);
+}
+
int diff_queue_is_empty(void)
{
struct diff_queue_struct *q = &diff_queued_diff;
@@ -2752,6 +2819,16 @@ void diff_flush(struct diff_options *options)
separator++;
}
+ if (output_format & DIFF_FORMAT_CHANGELOG) {
+ struct changelog_t changelog;
+ memset(&changelog, 0, sizeof(struct changelog_t));
+ for (i = 0; i < q->nr; i++) {
+ struct diff_filepair *p = q->queue[i];
+ if (check_pair_status(p))
+ diff_flush_changelog(p, options, &changelog);
+ }
+ finalize_changelog(options, &changelog);
+ }
if (output_format & (DIFF_FORMAT_DIFFSTAT|DIFF_FORMAT_SHORTSTAT|DIFF_FORMAT_NUMSTAT)) {
struct diffstat_t diffstat;
diff --git a/diff.h b/diff.h
index 4043cec..df3b512 100644
--- a/diff.h
+++ b/diff.h
@@ -30,6 +30,7 @@ typedef void (*diff_format_fn_t)(struct diff_queue_struct *q,
#define DIFF_FORMAT_SUMMARY 0x0008
#define DIFF_FORMAT_PATCH 0x0010
#define DIFF_FORMAT_SHORTSTAT 0x0020
+#define DIFF_FORMAT_CHANGELOG 0x0040
/* These override all above */
#define DIFF_FORMAT_NAME 0x0100
diff --git a/log-tree.c b/log-tree.c
index 6ce239d..b7006bf 100644
--- a/log-tree.c
+++ b/log-tree.c
@@ -211,7 +211,8 @@ void show_log(struct rev_info *opt, const char *sep)
sha1, sha1);
opt->diffopt.stat_sep = buffer;
}
- } else if (opt->commit_format != CMIT_FMT_USERFORMAT) {
+ } else if (opt->commit_format != CMIT_FMT_USERFORMAT &&
+ opt->commit_format != CMIT_FMT_CHANGELOG) {
fputs(diff_get_color(opt->diffopt.color_diff, DIFF_COMMIT),
stdout);
if (opt->commit_format != CMIT_FMT_ONELINE)
@@ -253,6 +254,20 @@ void show_log(struct rev_info *opt, const char *sep)
sizeof(this_header), abbrev, subject,
extra_headers, opt->relative_date);
+ if (opt->commit_format == CMIT_FMT_CHANGELOG) {
+ static char *oneline = NULL;
+ char *eol = strchr(this_header, '\n');
+
+ if (oneline)
+ free(oneline);
+ if (eol) {
+ oneline = xstrdup(eol + 1);
+ eol[1] = '\0';
+ } else
+ oneline = NULL;
+ opt->diffopt.stat_sep = oneline;
+ }
+
if (opt->add_signoff)
len = append_signoff(this_header, sizeof(this_header), len,
opt->add_signoff);
diff --git a/revision.c b/revision.c
index 823bbd1..5bdc1fc 100644
--- a/revision.c
+++ b/revision.c
@@ -1119,6 +1119,12 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
if (revs->dense_combined_merges && !revs->diffopt.output_format)
revs->diffopt.output_format = DIFF_FORMAT_PATCH;
}
+ if (revs->commit_format == CMIT_FMT_CHANGELOG) {
+ revs->diffopt.output_format |= DIFF_FORMAT_CHANGELOG;
+ revs->diff = 1;
+ revs->diffopt.recursive = 1;
+ revs->no_merges = 1;
+ }
revs->diffopt.abbrev = revs->abbrev;
if (diff_setup_done(&revs->diffopt) < 0)
die("diff_setup_done failed");
--
1.5.0.2.2410.g737b
-
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