diff options
Diffstat (limited to 'pretty.c')
| -rw-r--r-- | pretty.c | 131 |
1 files changed, 85 insertions, 46 deletions
@@ -7,6 +7,7 @@ #include "mailmap.h" #include "log-tree.h" #include "notes.h" +#include "color.h" static char *user_format; @@ -182,6 +183,20 @@ 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) { @@ -411,13 +426,15 @@ 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. */ @@ -447,23 +464,14 @@ 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; @@ -475,13 +483,50 @@ 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; @@ -511,6 +556,17 @@ 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"); return 4; @@ -601,9 +657,6 @@ 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, @@ -615,6 +668,16 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder, 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; @@ -705,27 +768,11 @@ 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) { @@ -851,15 +898,7 @@ 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) |