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-rw-r--r--pretty.c189
1 files changed, 131 insertions, 58 deletions
diff --git a/pretty.c b/pretty.c
index e1d8a8f414..230fe1cc82 100644
--- a/pretty.c
+++ b/pretty.c
@@ -208,6 +208,58 @@ int has_non_ascii(const char *s)
return 0;
}
+static int is_rfc822_special(char ch)
+{
+ switch (ch) {
+ case '(':
+ case ')':
+ case '<':
+ case '>':
+ case '[':
+ case ']':
+ case ':':
+ case ';':
+ case '@':
+ case ',':
+ case '.':
+ case '"':
+ case '\\':
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+static int has_rfc822_specials(const char *s, int len)
+{
+ int i;
+ for (i = 0; i < len; i++)
+ if (is_rfc822_special(s[i]))
+ return 1;
+ return 0;
+}
+
+static void add_rfc822_quoted(struct strbuf *out, const char *s, int len)
+{
+ int i;
+
+ /* just a guess, we may have to also backslash-quote */
+ strbuf_grow(out, len + 2);
+
+ strbuf_addch(out, '"');
+ for (i = 0; i < len; i++) {
+ switch (s[i]) {
+ case '"':
+ case '\\':
+ strbuf_addch(out, '\\');
+ /* fall through */
+ default:
+ strbuf_addch(out, s[i]);
+ }
+ }
+ strbuf_addch(out, '"');
+}
+
static int is_rfc2047_special(char ch)
{
return (non_ascii(ch) || (ch == '=') || (ch == '?') || (ch == '_'));
@@ -266,16 +318,16 @@ needquote:
strbuf_addstr(sb, "?=");
}
-void pp_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb,
- const char *line, enum date_mode dmode,
- const char *encoding)
+void pp_user_info(const struct pretty_print_context *pp,
+ const char *what, struct strbuf *sb,
+ const char *line, const char *encoding)
{
char *date;
int namelen;
unsigned long time;
int tz;
- if (fmt == CMIT_FMT_ONELINE)
+ if (pp->fmt == CMIT_FMT_ONELINE)
return;
date = strchr(line, '>');
if (!date)
@@ -284,32 +336,48 @@ void pp_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb,
time = strtoul(date, &date, 10);
tz = strtol(date, NULL, 10);
- if (fmt == CMIT_FMT_EMAIL) {
+ if (pp->fmt == CMIT_FMT_EMAIL) {
char *name_tail = strchr(line, '<');
int display_name_length;
+ int final_line;
if (!name_tail)
return;
while (line < name_tail && isspace(name_tail[-1]))
name_tail--;
display_name_length = name_tail - line;
strbuf_addstr(sb, "From: ");
- add_rfc2047(sb, line, display_name_length, encoding);
+ if (!has_rfc822_specials(line, display_name_length)) {
+ add_rfc2047(sb, line, display_name_length, encoding);
+ } else {
+ struct strbuf quoted = STRBUF_INIT;
+ add_rfc822_quoted(&quoted, line, display_name_length);
+ add_rfc2047(sb, quoted.buf, quoted.len, encoding);
+ strbuf_release(&quoted);
+ }
+ for (final_line = 0; final_line < sb->len; final_line++)
+ if (sb->buf[sb->len - final_line - 1] == '\n')
+ break;
+ if (namelen - display_name_length + final_line > 78) {
+ strbuf_addch(sb, '\n');
+ if (!isspace(name_tail[0]))
+ strbuf_addch(sb, ' ');
+ }
strbuf_add(sb, name_tail, namelen - display_name_length);
strbuf_addch(sb, '\n');
} else {
strbuf_addf(sb, "%s: %.*s%.*s\n", what,
- (fmt == CMIT_FMT_FULLER) ? 4 : 0,
+ (pp->fmt == CMIT_FMT_FULLER) ? 4 : 0,
" ", namelen, line);
}
- switch (fmt) {
+ switch (pp->fmt) {
case CMIT_FMT_MEDIUM:
- strbuf_addf(sb, "Date: %s\n", show_date(time, tz, dmode));
+ strbuf_addf(sb, "Date: %s\n", show_date(time, tz, pp->date_mode));
break;
case CMIT_FMT_EMAIL:
strbuf_addf(sb, "Date: %s\n", show_date(time, tz, DATE_RFC2822));
break;
case CMIT_FMT_FULLER:
- strbuf_addf(sb, "%sDate: %s\n", what, show_date(time, tz, dmode));
+ strbuf_addf(sb, "%sDate: %s\n", what, show_date(time, tz, pp->date_mode));
break;
default:
/* notin' */
@@ -340,12 +408,12 @@ static const char *skip_empty_lines(const char *msg)
return msg;
}
-static void add_merge_info(enum cmit_fmt fmt, struct strbuf *sb,
- const struct commit *commit, int abbrev)
+static void add_merge_info(const struct pretty_print_context *pp,
+ struct strbuf *sb, const struct commit *commit)
{
struct commit_list *parent = commit->parents;
- if ((fmt == CMIT_FMT_ONELINE) || (fmt == CMIT_FMT_EMAIL) ||
+ if ((pp->fmt == CMIT_FMT_ONELINE) || (pp->fmt == CMIT_FMT_EMAIL) ||
!parent || !parent->next)
return;
@@ -354,8 +422,8 @@ static void add_merge_info(enum cmit_fmt fmt, struct strbuf *sb,
while (parent) {
struct commit *p = parent->item;
const char *hex = NULL;
- if (abbrev)
- hex = find_unique_abbrev(p->object.sha1, abbrev);
+ if (pp->abbrev)
+ hex = find_unique_abbrev(p->object.sha1, pp->abbrev);
if (!hex)
hex = sha1_to_hex(p->object.sha1);
parent = parent->next;
@@ -1016,7 +1084,7 @@ void userformat_find_requirements(const char *fmt, struct userformat_want *w)
return;
fmt = user_format;
}
- strbuf_expand(&dummy, user_format, userformat_want_item, w);
+ strbuf_expand(&dummy, fmt, userformat_want_item, w);
strbuf_release(&dummy);
}
@@ -1026,7 +1094,6 @@ void format_commit_message(const struct commit *commit,
{
struct format_commit_context context;
static const char utf8[] = "UTF-8";
- const char *enc;
const char *output_enc = pretty_ctx->output_encoding;
memset(&context, 0, sizeof(context));
@@ -1035,10 +1102,13 @@ void format_commit_message(const struct commit *commit,
context.wrap_start = sb->len;
context.message = commit->buffer;
if (output_enc) {
- enc = get_header(commit, "encoding");
- enc = enc ? enc : utf8;
- if (strcmp(enc, output_enc))
+ char *enc = get_header(commit, "encoding");
+ if (strcmp(enc ? enc : utf8, output_enc)) {
context.message = logmsg_reencode(commit, output_enc);
+ if (!context.message)
+ context.message = commit->buffer;
+ }
+ free(enc);
}
strbuf_expand(sb, format, format_commit_item, &context);
@@ -1048,9 +1118,7 @@ void format_commit_message(const struct commit *commit,
free(context.message);
}
-static void pp_header(enum cmit_fmt fmt,
- int abbrev,
- enum date_mode dmode,
+static void pp_header(const struct pretty_print_context *pp,
const char *encoding,
const struct commit *commit,
const char **msg_p,
@@ -1070,7 +1138,7 @@ static void pp_header(enum cmit_fmt fmt,
/* End of header */
return;
- if (fmt == CMIT_FMT_RAW) {
+ if (pp->fmt == CMIT_FMT_RAW) {
strbuf_add(sb, line, linelen);
continue;
}
@@ -1090,7 +1158,7 @@ static void pp_header(enum cmit_fmt fmt,
;
/* with enough slop */
strbuf_grow(sb, num * 50 + 20);
- add_merge_info(fmt, sb, commit, abbrev);
+ add_merge_info(pp, sb, commit);
parents_shown = 1;
}
@@ -1101,32 +1169,31 @@ static void pp_header(enum cmit_fmt fmt,
*/
if (!memcmp(line, "author ", 7)) {
strbuf_grow(sb, linelen + 80);
- pp_user_info("Author", fmt, sb, line + 7, dmode, encoding);
+ pp_user_info(pp, "Author", sb, line + 7, encoding);
}
if (!memcmp(line, "committer ", 10) &&
- (fmt == CMIT_FMT_FULL || fmt == CMIT_FMT_FULLER)) {
+ (pp->fmt == CMIT_FMT_FULL || pp->fmt == CMIT_FMT_FULLER)) {
strbuf_grow(sb, linelen + 80);
- pp_user_info("Commit", fmt, sb, line + 10, dmode, encoding);
+ pp_user_info(pp, "Commit", sb, line + 10, encoding);
}
}
}
-void pp_title_line(enum cmit_fmt fmt,
+void pp_title_line(const struct pretty_print_context *pp,
const char **msg_p,
struct strbuf *sb,
- const char *subject,
- const char *after_subject,
const char *encoding,
int need_8bit_cte)
{
struct strbuf title;
strbuf_init(&title, 80);
- *msg_p = format_subject(&title, *msg_p, " ");
+ *msg_p = format_subject(&title, *msg_p,
+ pp->preserve_subject ? "\n" : " ");
strbuf_grow(sb, title.len + 1024);
- if (subject) {
- strbuf_addstr(sb, subject);
+ if (pp->subject) {
+ strbuf_addstr(sb, pp->subject);
add_rfc2047(sb, title.buf, title.len, encoding);
} else {
strbuf_addbuf(sb, &title);
@@ -1140,16 +1207,16 @@ void pp_title_line(enum cmit_fmt fmt,
"Content-Transfer-Encoding: 8bit\n";
strbuf_addf(sb, header_fmt, encoding);
}
- if (after_subject) {
- strbuf_addstr(sb, after_subject);
+ if (pp->after_subject) {
+ strbuf_addstr(sb, pp->after_subject);
}
- if (fmt == CMIT_FMT_EMAIL) {
+ if (pp->fmt == CMIT_FMT_EMAIL) {
strbuf_addch(sb, '\n');
}
strbuf_release(&title);
}
-void pp_remainder(enum cmit_fmt fmt,
+void pp_remainder(const struct pretty_print_context *pp,
const char **msg_p,
struct strbuf *sb,
int indent)
@@ -1166,7 +1233,7 @@ void pp_remainder(enum cmit_fmt fmt,
if (is_empty_line(line, &linelen)) {
if (first)
continue;
- if (fmt == CMIT_FMT_SHORT)
+ if (pp->fmt == CMIT_FMT_SHORT)
break;
}
first = 0;
@@ -1191,19 +1258,19 @@ char *reencode_commit_message(const struct commit *commit, const char **encoding
return logmsg_reencode(commit, encoding);
}
-void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
- struct strbuf *sb,
- const struct pretty_print_context *context)
+void pretty_print_commit(const struct pretty_print_context *pp,
+ const struct commit *commit,
+ struct strbuf *sb)
{
unsigned long beginning_of_body;
int indent = 4;
const char *msg = commit->buffer;
char *reencoded;
const char *encoding;
- int need_8bit_cte = context->need_8bit_cte;
+ int need_8bit_cte = pp->need_8bit_cte;
- if (fmt == CMIT_FMT_USERFORMAT) {
- format_commit_message(commit, user_format, sb, context);
+ if (pp->fmt == CMIT_FMT_USERFORMAT) {
+ format_commit_message(commit, user_format, sb, pp);
return;
}
@@ -1212,14 +1279,14 @@ void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
msg = reencoded;
}
- if (fmt == CMIT_FMT_ONELINE || fmt == CMIT_FMT_EMAIL)
+ if (pp->fmt == CMIT_FMT_ONELINE || pp->fmt == CMIT_FMT_EMAIL)
indent = 0;
/*
* We need to check and emit Content-type: to mark it
* as 8-bit if we haven't done so.
*/
- if (fmt == CMIT_FMT_EMAIL && need_8bit_cte == 0) {
+ if (pp->fmt == CMIT_FMT_EMAIL && need_8bit_cte == 0) {
int i, ch, in_body;
for (in_body = i = 0; (ch = msg[i]); i++) {
@@ -1238,9 +1305,8 @@ void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
}
}
- pp_header(fmt, context->abbrev, context->date_mode, encoding,
- commit, &msg, sb);
- if (fmt != CMIT_FMT_ONELINE && !context->subject) {
+ pp_header(pp, encoding, commit, &msg, sb);
+ if (pp->fmt != CMIT_FMT_ONELINE && !pp->subject) {
strbuf_addch(sb, '\n');
}
@@ -1248,17 +1314,16 @@ void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
msg = skip_empty_lines(msg);
/* These formats treat the title line specially. */
- if (fmt == CMIT_FMT_ONELINE || fmt == CMIT_FMT_EMAIL)
- pp_title_line(fmt, &msg, sb, context->subject,
- context->after_subject, encoding, need_8bit_cte);
+ if (pp->fmt == CMIT_FMT_ONELINE || pp->fmt == CMIT_FMT_EMAIL)
+ pp_title_line(pp, &msg, sb, encoding, need_8bit_cte);
beginning_of_body = sb->len;
- if (fmt != CMIT_FMT_ONELINE)
- pp_remainder(fmt, &msg, sb, indent);
+ if (pp->fmt != CMIT_FMT_ONELINE)
+ pp_remainder(pp, &msg, sb, indent);
strbuf_rtrim(sb);
/* Make sure there is an EOLN for the non-oneline case */
- if (fmt != CMIT_FMT_ONELINE)
+ if (pp->fmt != CMIT_FMT_ONELINE)
strbuf_addch(sb, '\n');
/*
@@ -1266,12 +1331,20 @@ void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
* format. Make sure we did not strip the blank line
* between the header and the body.
*/
- if (fmt == CMIT_FMT_EMAIL && sb->len <= beginning_of_body)
+ if (pp->fmt == CMIT_FMT_EMAIL && sb->len <= beginning_of_body)
strbuf_addch(sb, '\n');
- if (context->show_notes)
+ if (pp->show_notes)
format_display_notes(commit->object.sha1, sb, encoding,
NOTES_SHOW_HEADER | NOTES_INDENT);
free(reencoded);
}
+
+void pp_commit_easy(enum cmit_fmt fmt, const struct commit *commit,
+ struct strbuf *sb)
+{
+ struct pretty_print_context pp = {0};
+ pp.fmt = fmt;
+ pretty_print_commit(&pp, commit, sb);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 07:03:09 +0000