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-rw-r--r--log-tree.c172
1 files changed, 95 insertions, 77 deletions
diff --git a/log-tree.c b/log-tree.c
index 031af8893..35be33aaf 100644
--- a/log-tree.c
+++ b/log-tree.c
@@ -12,10 +12,58 @@ static void show_parents(struct commit *commit, int abbrev)
}
}
+/*
+ * Search for "^[-A-Za-z]+: [^@]+@" pattern. It usually matches
+ * Signed-off-by: and Acked-by: lines.
+ */
+static int detect_any_signoff(char *letter, int size)
+{
+ char ch, *cp;
+ int seen_colon = 0;
+ int seen_at = 0;
+ int seen_name = 0;
+ int seen_head = 0;
+
+ cp = letter + size;
+ while (letter <= --cp && (ch = *cp) == '\n')
+ continue;
+
+ while (letter <= cp) {
+ ch = *cp--;
+ if (ch == '\n')
+ break;
+
+ if (!seen_at) {
+ if (ch == '@')
+ seen_at = 1;
+ continue;
+ }
+ if (!seen_colon) {
+ if (ch == '@')
+ return 0;
+ else if (ch == ':')
+ seen_colon = 1;
+ else
+ seen_name = 1;
+ continue;
+ }
+ if (('A' <= ch && ch <= 'Z') ||
+ ('a' <= ch && ch <= 'z') ||
+ ch == '-') {
+ seen_head = 1;
+ continue;
+ }
+ /* no empty last line doesn't match */
+ return 0;
+ }
+ return seen_head && seen_name;
+}
+
static int append_signoff(char *buf, int buf_sz, int at, const char *signoff)
{
- int signoff_len = strlen(signoff);
static const char signed_off_by[] = "Signed-off-by: ";
+ int signoff_len = strlen(signoff);
+ int has_signoff = 0;
char *cp = buf;
/* Do we have enough space to add it? */
@@ -23,58 +71,26 @@ static int append_signoff(char *buf, int buf_sz, int at, const char *signoff)
return at;
/* First see if we already have the sign-off by the signer */
- while (1) {
- cp = strstr(cp, signed_off_by);
- if (!cp)
- break;
+ while ((cp = strstr(cp, signed_off_by))) {
+
+ has_signoff = 1;
+
cp += strlen(signed_off_by);
- if ((cp + signoff_len < buf + at) &&
- !strncmp(cp, signoff, signoff_len) &&
- isspace(cp[signoff_len]))
- return at; /* we already have him */
+ if (cp + signoff_len >= buf + at)
+ break;
+ if (strncmp(cp, signoff, signoff_len))
+ continue;
+ if (!isspace(cp[signoff_len]))
+ continue;
+ /* we already have him */
+ return at;
}
- /* Does the last line already end with "^[-A-Za-z]+: [^@]+@"?
- * If not, add a blank line to separate the message from
- * the run of Signed-off-by: and Acked-by: lines.
- */
- {
- char ch;
- int seen_colon, seen_at, seen_name, seen_head, not_signoff;
- seen_colon = 0;
- seen_at = 0;
- seen_name = 0;
- seen_head = 0;
- not_signoff = 0;
- cp = buf + at;
- while (buf <= --cp && (ch = *cp) == '\n')
- ;
- while (!not_signoff && buf <= cp && (ch = *cp--) != '\n') {
- if (!seen_at) {
- if (ch == '@')
- seen_at = 1;
- continue;
- }
- if (!seen_colon) {
- if (ch == '@')
- not_signoff = 1;
- else if (ch == ':')
- seen_colon = 1;
- else
- seen_name = 1;
- continue;
- }
- if (('A' <= ch && ch <= 'Z') ||
- ('a' <= ch && ch <= 'z') ||
- ch == '-') {
- seen_head = 1;
- continue;
- }
- not_signoff = 1;
- }
- if (not_signoff || !seen_head || !seen_name)
- buf[at++] = '\n';
- }
+ if (!has_signoff)
+ has_signoff = detect_any_signoff(buf, at);
+
+ if (!has_signoff)
+ buf[at++] = '\n';
strcpy(buf + at, signed_off_by);
at += strlen(signed_off_by);
@@ -98,6 +114,14 @@ void show_log(struct rev_info *opt, const char *sep)
opt->loginfo = NULL;
if (!opt->verbose_header) {
+ if (opt->left_right) {
+ if (commit->object.flags & BOUNDARY)
+ putchar('-');
+ else if (commit->object.flags & SYMMETRIC_LEFT)
+ putchar('<');
+ else
+ putchar('>');
+ }
fputs(diff_unique_abbrev(commit->object.sha1, abbrev_commit), stdout);
if (opt->parents)
show_parents(commit, abbrev_commit);
@@ -176,10 +200,20 @@ void show_log(struct rev_info *opt, const char *sep)
opt->diffopt.stat_sep = buffer;
}
} else {
- printf("%s%s%s",
- diff_get_color(opt->diffopt.color_diff, DIFF_COMMIT),
- opt->commit_format == CMIT_FMT_ONELINE ? "" : "commit ",
- diff_unique_abbrev(commit->object.sha1, abbrev_commit));
+ fputs(diff_get_color(opt->diffopt.color_diff, DIFF_COMMIT),
+ stdout);
+ if (opt->commit_format != CMIT_FMT_ONELINE)
+ fputs("commit ", stdout);
+ if (opt->left_right) {
+ if (commit->object.flags & BOUNDARY)
+ putchar('-');
+ else if (commit->object.flags & SYMMETRIC_LEFT)
+ putchar('<');
+ else
+ putchar('>');
+ }
+ fputs(diff_unique_abbrev(commit->object.sha1, abbrev_commit),
+ stdout);
if (opt->parents)
show_parents(commit, abbrev_commit);
if (parent)
@@ -194,7 +228,9 @@ void show_log(struct rev_info *opt, const char *sep)
/*
* And then the pretty-printed message itself
*/
- len = pretty_print_commit(opt->commit_format, commit, ~0u, this_header, sizeof(this_header), abbrev, subject, extra_headers);
+ len = pretty_print_commit(opt->commit_format, commit, ~0u, this_header,
+ sizeof(this_header), abbrev, subject,
+ extra_headers, opt->relative_date);
if (opt->add_signoff)
len = append_signoff(this_header, sizeof(this_header), len,
@@ -234,26 +270,6 @@ int log_tree_diff_flush(struct rev_info *opt)
return 1;
}
-static int diff_root_tree(struct rev_info *opt,
- const unsigned char *new, const char *base)
-{
- int retval;
- void *tree;
- struct tree_desc empty, real;
-
- tree = read_object_with_reference(new, tree_type, &real.size, NULL);
- if (!tree)
- die("unable to read root tree (%s)", sha1_to_hex(new));
- real.buf = tree;
-
- empty.buf = "";
- empty.size = 0;
- retval = diff_tree(&empty, &real, base, &opt->diffopt);
- free(tree);
- log_tree_diff_flush(opt);
- return retval;
-}
-
static int do_diff_combined(struct rev_info *opt, struct commit *commit)
{
unsigned const char *sha1 = commit->object.sha1;
@@ -279,8 +295,10 @@ static int log_tree_diff(struct rev_info *opt, struct commit *commit, struct log
/* Root commit? */
parents = commit->parents;
if (!parents) {
- if (opt->show_root_diff)
- diff_root_tree(opt, sha1, "");
+ if (opt->show_root_diff) {
+ diff_root_tree_sha1(sha1, "", &opt->diffopt);
+ log_tree_diff_flush(opt);
+ }
return !opt->loginfo;
}