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Diffstat (limited to 'pretty.c')
-rw-r--r--pretty.c291
1 files changed, 185 insertions, 106 deletions
diff --git a/pretty.c b/pretty.c
index 33ef34a..efa7024 100644
--- a/pretty.c
+++ b/pretty.c
@@ -5,9 +5,20 @@
#include "revision.h"
#include "string-list.h"
#include "mailmap.h"
+#include "log-tree.h"
+#include "color.h"
static char *user_format;
+static void save_user_format(struct rev_info *rev, const char *cp, int is_tformat)
+{
+ free(user_format);
+ user_format = xstrdup(cp);
+ if (is_tformat)
+ rev->use_terminator = 1;
+ rev->commit_format = CMIT_FMT_USERFORMAT;
+}
+
void get_commit_format(const char *arg, struct rev_info *rev)
{
int i;
@@ -31,12 +42,7 @@ void get_commit_format(const char *arg, struct rev_info *rev)
return;
}
if (!prefixcmp(arg, "format:") || !prefixcmp(arg, "tformat:")) {
- const char *cp = strchr(arg, ':') + 1;
- free(user_format);
- user_format = xstrdup(cp);
- if (arg[0] == 't')
- rev->use_terminator = 1;
- rev->commit_format = CMIT_FMT_USERFORMAT;
+ save_user_format(rev, strchr(arg, ':') + 1, arg[0] == 't');
return;
}
for (i = 0; i < ARRAY_SIZE(cmt_fmts); i++) {
@@ -48,6 +54,10 @@ void get_commit_format(const char *arg, struct rev_info *rev)
return;
}
}
+ if (strchr(arg, '%')) {
+ save_user_format(rev, arg, 1);
+ return;
+ }
die("invalid --pretty format: %s", arg);
}
@@ -73,8 +83,7 @@ static int get_one_line(const char *msg)
/* High bit set, or ISO-2022-INT */
int non_ascii(int ch)
{
- ch = (ch & 0xff);
- return ((ch & 0x80) || (ch == 0x1b));
+ return !isascii(ch) || ch == '\033';
}
static int is_rfc2047_special(char ch)
@@ -126,7 +135,6 @@ void pp_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb,
int namelen;
unsigned long time;
int tz;
- const char *filler = " ";
if (fmt == CMIT_FMT_ONELINE)
return;
@@ -145,7 +153,6 @@ void pp_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb,
while (line < name_tail && isspace(name_tail[-1]))
name_tail--;
display_name_length = name_tail - line;
- filler = "";
strbuf_addstr(sb, "From: ");
add_rfc2047(sb, line, display_name_length, encoding);
strbuf_add(sb, name_tail, namelen - display_name_length);
@@ -153,7 +160,7 @@ void pp_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb,
} else {
strbuf_addf(sb, "%s: %.*s%.*s\n", what,
(fmt == CMIT_FMT_FULLER) ? 4 : 0,
- filler, namelen, line);
+ " ", namelen, line);
}
switch (fmt) {
case CMIT_FMT_MEDIUM:
@@ -180,6 +187,20 @@ static int is_empty_line(const char *line, int *len_p)
return !len;
}
+static const char *skip_empty_lines(const char *msg)
+{
+ for (;;) {
+ int linelen = get_one_line(msg);
+ int ll = linelen;
+ if (!linelen)
+ break;
+ if (!is_empty_line(msg, &ll))
+ break;
+ msg += linelen;
+ }
+ return msg;
+}
+
static void add_merge_info(enum cmit_fmt fmt, struct strbuf *sb,
const struct commit *commit, int abbrev)
{
@@ -194,15 +215,13 @@ static void add_merge_info(enum cmit_fmt fmt, struct strbuf *sb,
while (parent) {
struct commit *p = parent->item;
const char *hex = NULL;
- const char *dots;
if (abbrev)
hex = find_unique_abbrev(p->object.sha1, abbrev);
if (!hex)
hex = sha1_to_hex(p->object.sha1);
- dots = (abbrev && strlen(hex) != 40) ? "..." : "";
parent = parent->next;
- strbuf_addf(sb, " %s%s", hex, dots);
+ strbuf_addf(sb, " %s", hex);
}
strbuf_addch(sb, '\n');
}
@@ -233,7 +252,7 @@ static char *get_header(const struct commit *commit, const char *key)
static char *replace_encoding_header(char *buf, const char *encoding)
{
- struct strbuf tmp;
+ struct strbuf tmp = STRBUF_INIT;
size_t start, len;
char *cp = buf;
@@ -249,7 +268,6 @@ static char *replace_encoding_header(char *buf, const char *encoding)
return buf; /* should not happen but be defensive */
len = cp + 1 - (buf + start);
- strbuf_init(&tmp, 0);
strbuf_attach(&tmp, buf, strlen(buf), strlen(buf) + 1);
if (is_encoding_utf8(encoding)) {
/* we have re-coded to UTF-8; drop the header */
@@ -290,33 +308,27 @@ static char *logmsg_reencode(const struct commit *commit,
return out;
}
-static int mailmap_name(struct strbuf *sb, const char *email)
+static int mailmap_name(char *email, int email_len, char *name, int name_len)
{
static struct string_list *mail_map;
- char buffer[1024];
-
if (!mail_map) {
mail_map = xcalloc(1, sizeof(*mail_map));
- read_mailmap(mail_map, ".mailmap", NULL);
+ read_mailmap(mail_map, NULL);
}
-
- if (!mail_map->nr)
- return -1;
-
- if (!map_email(mail_map, email, buffer, sizeof(buffer)))
- return -1;
- strbuf_addstr(sb, buffer);
- return 0;
+ return mail_map->nr && map_user(mail_map, email, email_len, name, name_len);
}
static size_t format_person_part(struct strbuf *sb, char part,
- const char *msg, int len)
+ const char *msg, int len, enum date_mode dmode)
{
/* currently all placeholders have same length */
const int placeholder_len = 2;
int start, end, tz = 0;
unsigned long date = 0;
char *ep;
+ const char *name_start, *name_end, *mail_start, *mail_end, *msg_end = msg+len;
+ char person_name[1024];
+ char person_mail[1024];
/* advance 'end' to point to email start delimiter */
for (end = 0; end < len && msg[end] != '<'; end++)
@@ -330,25 +342,34 @@ static size_t format_person_part(struct strbuf *sb, char part,
if (end >= len - 2)
goto skip;
+ /* Seek for both name and email part */
+ name_start = msg;
+ name_end = msg+end;
+ while (name_end > name_start && isspace(*(name_end-1)))
+ name_end--;
+ mail_start = msg+end+1;
+ mail_end = mail_start;
+ while (mail_end < msg_end && *mail_end != '>')
+ mail_end++;
+ if (mail_end == msg_end)
+ goto skip;
+ end = mail_end-msg;
+
+ if (part == 'N' || part == 'E') { /* mailmap lookup */
+ strlcpy(person_name, name_start, name_end-name_start+1);
+ strlcpy(person_mail, mail_start, mail_end-mail_start+1);
+ mailmap_name(person_mail, sizeof(person_mail), person_name, sizeof(person_name));
+ name_start = person_name;
+ name_end = name_start + strlen(person_name);
+ mail_start = person_mail;
+ mail_end = mail_start + strlen(person_mail);
+ }
if (part == 'n' || part == 'N') { /* name */
- while (end > 0 && isspace(msg[end - 1]))
- end--;
- if (part != 'N' || !msg[end] || !msg[end + 1] ||
- mailmap_name(sb, msg + end + 2) < 0)
- strbuf_add(sb, msg, end);
+ strbuf_add(sb, name_start, name_end-name_start);
return placeholder_len;
}
- start = ++end; /* save email start position */
-
- /* advance 'end' to point to email end delimiter */
- for ( ; end < len && msg[end] != '>'; end++)
- ; /* do nothing */
-
- if (end >= len)
- goto skip;
-
- if (part == 'e') { /* email */
- strbuf_add(sb, msg + start, end - start);
+ if (part == 'e' || part == 'E') { /* email */
+ strbuf_add(sb, mail_start, mail_end-mail_start);
return placeholder_len;
}
@@ -377,7 +398,7 @@ static size_t format_person_part(struct strbuf *sb, char part,
switch (part) {
case 'd': /* date */
- strbuf_addstr(sb, show_date(date, tz, DATE_NORMAL));
+ strbuf_addstr(sb, show_date(date, tz, dmode));
return placeholder_len;
case 'D': /* date, RFC2822 style */
strbuf_addstr(sb, show_date(date, tz, DATE_RFC2822));
@@ -409,13 +430,16 @@ struct chunk {
struct format_commit_context {
const struct commit *commit;
+ enum date_mode dmode;
+ unsigned commit_header_parsed:1;
+ unsigned commit_message_parsed:1;
/* These offsets are relative to the start of the commit message. */
- int commit_header_parsed;
- struct chunk subject;
struct chunk author;
struct chunk committer;
struct chunk encoding;
+ size_t message_off;
+ size_t subject_off;
size_t body_off;
/* The following ones are relative to the result struct strbuf. */
@@ -445,23 +469,14 @@ static void parse_commit_header(struct format_commit_context *context)
{
const char *msg = context->commit->buffer;
int i;
- enum { HEADER, SUBJECT, BODY } state;
- for (i = 0, state = HEADER; msg[i] && state < BODY; i++) {
+ for (i = 0; msg[i]; i++) {
int eol;
for (eol = i; msg[eol] && msg[eol] != '\n'; eol++)
; /* do nothing */
- if (state == SUBJECT) {
- context->subject.off = i;
- context->subject.len = eol - i;
- i = eol;
- }
if (i == eol) {
- state++;
- /* strip empty lines */
- while (msg[eol] == '\n' && msg[eol + 1] == '\n')
- eol++;
+ break;
} else if (!prefixcmp(msg + i, "author ")) {
context->author.off = i + 7;
context->author.len = eol - i - 7;
@@ -473,13 +488,67 @@ static void parse_commit_header(struct format_commit_context *context)
context->encoding.len = eol - i - 9;
}
i = eol;
- if (!msg[i])
- break;
}
- context->body_off = i;
+ context->message_off = i;
context->commit_header_parsed = 1;
}
+const char *format_subject(struct strbuf *sb, const char *msg,
+ const char *line_separator)
+{
+ int first = 1;
+
+ for (;;) {
+ const char *line = msg;
+ int linelen = get_one_line(line);
+
+ msg += linelen;
+ if (!linelen || is_empty_line(line, &linelen))
+ break;
+
+ if (!sb)
+ continue;
+ strbuf_grow(sb, linelen + 2);
+ if (!first)
+ strbuf_addstr(sb, line_separator);
+ strbuf_add(sb, line, linelen);
+ first = 0;
+ }
+ return msg;
+}
+
+static void parse_commit_message(struct format_commit_context *c)
+{
+ const char *msg = c->commit->buffer + c->message_off;
+ const char *start = c->commit->buffer;
+
+ msg = skip_empty_lines(msg);
+ c->subject_off = msg - start;
+
+ msg = format_subject(NULL, msg, NULL);
+ msg = skip_empty_lines(msg);
+ c->body_off = msg - start;
+
+ c->commit_message_parsed = 1;
+}
+
+static void format_decoration(struct strbuf *sb, const struct commit *commit)
+{
+ struct name_decoration *d;
+ const char *prefix = " (";
+
+ load_ref_decorations();
+ d = lookup_decoration(&name_decoration, &commit->object);
+ while (d) {
+ strbuf_addstr(sb, prefix);
+ prefix = ", ";
+ strbuf_addstr(sb, d->name);
+ d = d->next;
+ }
+ if (prefix[0] == ',')
+ strbuf_addch(sb, ')');
+}
+
static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
void *context)
{
@@ -492,17 +561,28 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
/* these are independent of the commit */
switch (placeholder[0]) {
case 'C':
+ if (placeholder[1] == '(') {
+ const char *end = strchr(placeholder + 2, ')');
+ char color[COLOR_MAXLEN];
+ if (!end)
+ return 0;
+ color_parse_mem(placeholder + 2,
+ end - (placeholder + 2),
+ "--pretty format", color);
+ strbuf_addstr(sb, color);
+ return end - placeholder + 1;
+ }
if (!prefixcmp(placeholder + 1, "red")) {
- strbuf_addstr(sb, "\033[31m");
+ strbuf_addstr(sb, GIT_COLOR_RED);
return 4;
} else if (!prefixcmp(placeholder + 1, "green")) {
- strbuf_addstr(sb, "\033[32m");
+ strbuf_addstr(sb, GIT_COLOR_GREEN);
return 6;
} else if (!prefixcmp(placeholder + 1, "blue")) {
- strbuf_addstr(sb, "\033[34m");
+ strbuf_addstr(sb, GIT_COLOR_BLUE);
return 5;
} else if (!prefixcmp(placeholder + 1, "reset")) {
- strbuf_addstr(sb, "\033[m");
+ strbuf_addstr(sb, GIT_COLOR_RESET);
return 6;
} else
return 0;
@@ -572,6 +652,9 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
? '<'
: '>');
return 1;
+ case 'd':
+ format_decoration(sb, commit);
+ return 1;
}
/* For the rest we have to parse the commit header. */
@@ -579,18 +662,27 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
parse_commit_header(c);
switch (placeholder[0]) {
- case 's': /* subject */
- strbuf_add(sb, msg + c->subject.off, c->subject.len);
- return 1;
case 'a': /* author ... */
return format_person_part(sb, placeholder[1],
- msg + c->author.off, c->author.len);
+ msg + c->author.off, c->author.len,
+ c->dmode);
case 'c': /* committer ... */
return format_person_part(sb, placeholder[1],
- msg + c->committer.off, c->committer.len);
+ msg + c->committer.off, c->committer.len,
+ c->dmode);
case 'e': /* encoding */
strbuf_add(sb, msg + c->encoding.off, c->encoding.len);
return 1;
+ }
+
+ /* Now we need to parse the commit message. */
+ if (!c->commit_message_parsed)
+ parse_commit_message(c);
+
+ switch (placeholder[0]) {
+ case 's': /* subject */
+ format_subject(sb, msg + c->subject_off, " ");
+ return 1;
case 'b': /* body */
strbuf_addstr(sb, msg + c->body_off);
return 1;
@@ -599,12 +691,14 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
}
void format_commit_message(const struct commit *commit,
- const void *format, struct strbuf *sb)
+ const void *format, struct strbuf *sb,
+ enum date_mode dmode)
{
struct format_commit_context context;
memset(&context, 0, sizeof(context));
context.commit = commit;
+ context.dmode = dmode;
strbuf_expand(sb, format, format_commit_item, &context);
}
@@ -679,27 +773,11 @@ void pp_title_line(enum cmit_fmt fmt,
const char *encoding,
int need_8bit_cte)
{
+ const char *line_separator = (fmt == CMIT_FMT_EMAIL) ? "\n " : " ";
struct strbuf title;
strbuf_init(&title, 80);
-
- for (;;) {
- const char *line = *msg_p;
- int linelen = get_one_line(line);
-
- *msg_p += linelen;
- if (!linelen || is_empty_line(line, &linelen))
- break;
-
- strbuf_grow(&title, linelen + 2);
- if (title.len) {
- if (fmt == CMIT_FMT_EMAIL) {
- strbuf_addch(&title, '\n');
- }
- strbuf_addch(&title, ' ');
- }
- strbuf_add(&title, line, linelen);
- }
+ *msg_p = format_subject(&title, *msg_p, line_separator);
strbuf_grow(sb, title.len + 1024);
if (subject) {
@@ -758,6 +836,20 @@ void pp_remainder(enum cmit_fmt fmt,
}
}
+char *reencode_commit_message(const struct commit *commit, const char **encoding_p)
+{
+ const char *encoding;
+
+ encoding = (git_log_output_encoding
+ ? git_log_output_encoding
+ : git_commit_encoding);
+ if (!encoding)
+ encoding = "utf-8";
+ if (encoding_p)
+ *encoding_p = encoding;
+ return logmsg_reencode(commit, encoding);
+}
+
void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
struct strbuf *sb, int abbrev,
const char *subject, const char *after_subject,
@@ -770,16 +862,11 @@ void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
const char *encoding;
if (fmt == CMIT_FMT_USERFORMAT) {
- format_commit_message(commit, user_format, sb);
+ format_commit_message(commit, user_format, sb, dmode);
return;
}
- encoding = (git_log_output_encoding
- ? git_log_output_encoding
- : git_commit_encoding);
- if (!encoding)
- encoding = "utf-8";
- reencoded = logmsg_reencode(commit, encoding);
+ reencoded = reencode_commit_message(commit, &encoding);
if (reencoded) {
msg = reencoded;
}
@@ -816,15 +903,7 @@ void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
}
/* Skip excess blank lines at the beginning of body, if any... */
- for (;;) {
- int linelen = get_one_line(msg);
- int ll = linelen;
- if (!linelen)
- break;
- if (!is_empty_line(msg, &ll))
- break;
- msg += linelen;
- }
+ msg = skip_empty_lines(msg);
/* These formats treat the title line specially. */
if (fmt == CMIT_FMT_ONELINE || fmt == CMIT_FMT_EMAIL)
generated by cgit v0.10.2-6-g49f6 at 2024-04-26 06:30:03 (GMT)