diff options
| -rw-r--r-- | Documentation/pretty-formats.txt | 44 | ||||
| -rw-r--r-- | commit.c | 195 | ||||
| -rw-r--r-- | commit.h | 1 | ||||
| -rw-r--r-- | log-tree.c | 2 |
4 files changed, 241 insertions, 1 deletions
diff --git a/Documentation/pretty-formats.txt b/Documentation/pretty-formats.txt index fb0b0b9582..2fe6c31967 100644 --- a/Documentation/pretty-formats.txt +++ b/Documentation/pretty-formats.txt @@ -77,9 +77,53 @@ displayed in full, regardless of whether --abbrev or true parent commits, without taking grafts nor history simplification into account. + * 'format:' ++ +The 'format:' format allows you to specify which information +you want to show. It works a little bit like printf format, +with the notable exception that you get a newline with '%n' +instead of '\n'. + +E.g, 'format:"The author of %h was %an, %ar%nThe title was >>%s<<"' +would show something like this: + +The author of fe6e0ee was Junio C Hamano, 23 hours ago +The title was >>t4119: test autocomputing -p<n> for traditional diff input.<< + +The placeholders are: + +- '%H': commit hash +- '%h': abbreviated commit hash +- '%T': tree hash +- '%t': abbreviated tree hash +- '%P': parent hashes +- '%p': abbreviated parent hashes +- '%an': author name +- '%ae': author email +- '%ad': author date +- '%aD': author date, RFC2822 style +- '%ar': author date, relative +- '%at': author date, UNIX timestamp +- '%cn': committer name +- '%ce': committer email +- '%cd': committer date +- '%cD': committer date, RFC2822 style +- '%cr': committer date, relative +- '%ct': committer date, UNIX timestamp +- '%e': encoding +- '%s': subject +- '%b': body +- '%Cred': switch color to red +- '%Cgreen': switch color to green +- '%Cblue': switch color to blue +- '%Creset': reset color +- '%n': newline + + --encoding[=<encoding>]:: The commit objects record the encoding used for the log message in their encoding header; this option can be used to tell the command to re-code the commit log message in the encoding preferred by the user. For non plumbing commands this defaults to UTF-8. + @@ -3,6 +3,7 @@ #include "commit.h" #include "pkt-line.h" #include "utf8.h" +#include "interpolate.h" int save_commit_buffer = 1; @@ -36,8 +37,11 @@ struct cmt_fmt_map { { "full", 5, CMIT_FMT_FULL }, { "fuller", 5, CMIT_FMT_FULLER }, { "oneline", 1, CMIT_FMT_ONELINE }, + { "format:", 7, CMIT_FMT_USERFORMAT}, }; +static char *user_format; + enum cmit_fmt get_commit_format(const char *arg) { int i; @@ -46,6 +50,12 @@ enum cmit_fmt get_commit_format(const char *arg) return CMIT_FMT_DEFAULT; if (*arg == '=') arg++; + if (!prefixcmp(arg, "format:")) { + if (user_format) + free(user_format); + user_format = xstrdup(arg + 7); + return CMIT_FMT_USERFORMAT; + } for (i = 0; i < ARRAY_SIZE(cmt_fmts); i++) { if (!strncmp(arg, cmt_fmts[i].n, cmt_fmts[i].cmp_len) && !strncmp(arg, cmt_fmts[i].n, strlen(arg))) @@ -710,6 +720,188 @@ static char *logmsg_reencode(const struct commit *commit, return out; } +static char *xstrndup(const char *text, int len) +{ + char *result = xmalloc(len + 1); + memcpy(result, text, len); + result[len] = '\0'; + return result; +} + +static void fill_person(struct interp *table, const char *msg, int len) +{ + int start, end, tz = 0; + unsigned long date; + char *ep; + + /* parse name */ + for (end = 0; end < len && msg[end] != '<'; end++) + ; /* do nothing */ + start = end + 1; + while (end > 0 && isspace(msg[end - 1])) + end--; + table[0].value = xstrndup(msg, end); + + if (start >= len) + return; + + /* parse email */ + for (end = start + 1; end < len && msg[end] != '>'; end++) + ; /* do nothing */ + + if (end >= len) + return; + + table[1].value = xstrndup(msg + start, end - start); + + /* parse date */ + for (start = end + 1; start < len && isspace(msg[start]); start++) + ; /* do nothing */ + if (start >= len) + return; + date = strtoul(msg + start, &ep, 10); + if (msg + start == ep) + return; + + table[5].value = xstrndup(msg + start, ep - msg + start); + + /* parse tz */ + for (start = ep - msg + 1; start < len && isspace(msg[start]); start++) + ; /* do nothing */ + if (start + 1 < len) { + tz = strtoul(msg + start + 1, NULL, 10); + if (msg[start] == '-') + tz = -tz; + } + + interp_set_entry(table, 2, show_date(date, tz, 0)); + interp_set_entry(table, 3, show_rfc2822_date(date, tz)); + interp_set_entry(table, 4, show_date(date, tz, 1)); +} + +static long format_commit_message(const struct commit *commit, + const char *msg, char *buf, unsigned long space) +{ + struct interp table[] = { + { "%H" }, /* commit hash */ + { "%h" }, /* abbreviated commit hash */ + { "%T" }, /* tree hash */ + { "%t" }, /* abbreviated tree hash */ + { "%P" }, /* parent hashes */ + { "%p" }, /* abbreviated parent hashes */ + { "%an" }, /* author name */ + { "%ae" }, /* author email */ + { "%ad" }, /* author date */ + { "%aD" }, /* author date, RFC2822 style */ + { "%ar" }, /* author date, relative */ + { "%at" }, /* author date, UNIX timestamp */ + { "%cn" }, /* committer name */ + { "%ce" }, /* committer email */ + { "%cd" }, /* committer date */ + { "%cD" }, /* committer date, RFC2822 style */ + { "%cr" }, /* committer date, relative */ + { "%ct" }, /* committer date, UNIX timestamp */ + { "%e" }, /* encoding */ + { "%s" }, /* subject */ + { "%b" }, /* body */ + { "%Cred" }, /* red */ + { "%Cgreen" }, /* green */ + { "%Cblue" }, /* blue */ + { "%Creset" }, /* reset color */ + { "%n" } /* newline */ + }; + enum interp_index { + IHASH = 0, IHASH_ABBREV, + ITREE, ITREE_ABBREV, + IPARENTS, IPARENTS_ABBREV, + IAUTHOR_NAME, IAUTHOR_EMAIL, + IAUTHOR_DATE, IAUTHOR_DATE_RFC2822, IAUTHOR_DATE_RELATIVE, + IAUTHOR_TIMESTAMP, + ICOMMITTER_NAME, ICOMMITTER_EMAIL, + ICOMMITTER_DATE, ICOMMITTER_DATE_RFC2822, + ICOMMITTER_DATE_RELATIVE, ICOMMITTER_TIMESTAMP, + IENCODING, + ISUBJECT, + IBODY, + IRED, IGREEN, IBLUE, IRESET_COLOR, + INEWLINE + }; + struct commit_list *p; + char parents[1024]; + int i; + enum { HEADER, SUBJECT, BODY } state; + + if (INEWLINE + 1 != ARRAY_SIZE(table)) + die("invalid interp table!"); + + /* these are independent of the commit */ + interp_set_entry(table, IRED, "\033[31m"); + interp_set_entry(table, IGREEN, "\033[32m"); + interp_set_entry(table, IBLUE, "\033[34m"); + interp_set_entry(table, IRESET_COLOR, "\033[m"); + interp_set_entry(table, INEWLINE, "\n"); + + /* these depend on the commit */ + if (!commit->object.parsed) + parse_object(commit->object.sha1); + interp_set_entry(table, IHASH, sha1_to_hex(commit->object.sha1)); + interp_set_entry(table, IHASH_ABBREV, + find_unique_abbrev(commit->object.sha1, + DEFAULT_ABBREV)); + interp_set_entry(table, ITREE, sha1_to_hex(commit->tree->object.sha1)); + interp_set_entry(table, ITREE_ABBREV, + find_unique_abbrev(commit->tree->object.sha1, + DEFAULT_ABBREV)); + for (i = 0, p = commit->parents; + p && i < sizeof(parents) - 1; + p = p->next) + i += snprintf(parents + i, sizeof(parents) - i - 1, "%s ", + sha1_to_hex(p->item->object.sha1)); + interp_set_entry(table, IPARENTS, parents); + for (i = 0, p = commit->parents; + p && i < sizeof(parents) - 1; + p = p->next) + i += snprintf(parents + i, sizeof(parents) - i - 1, "%s ", + find_unique_abbrev(p->item->object.sha1, + DEFAULT_ABBREV)); + interp_set_entry(table, IPARENTS_ABBREV, parents); + + for (i = 0, state = HEADER; msg[i] && state < BODY; i++) { + int eol; + for (eol = i; msg[eol] && msg[eol] != '\n'; eol++) + ; /* do nothing */ + + if (state == SUBJECT) { + table[ISUBJECT].value = xstrndup(msg + i, eol - i); + i = eol; + } + if (i == eol) { + state++; + /* strip empty lines */ + while (msg[eol + 1] == '\n') + eol++; + } else if (!prefixcmp(msg + i, "author ")) + fill_person(table + IAUTHOR_NAME, + msg + i + 7, eol - i - 7); + else if (!prefixcmp(msg + i, "committer ")) + fill_person(table + ICOMMITTER_NAME, + msg + i + 10, eol - i - 10); + else if (!prefixcmp(msg + i, "encoding ")) + table[IENCODING].value = xstrndup(msg + i, eol - i); + i = eol; + } + if (msg[i]) + table[IBODY].value = xstrdup(msg + i); + for (i = 0; i < ARRAY_SIZE(table); i++) + if (!table[i].value) + interp_set_entry(table, i, "<unknown>"); + + interpolate(buf, space, user_format, table, ARRAY_SIZE(table)); + interp_clear_table(table, ARRAY_SIZE(table)); + + return strlen(buf); +} + unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit, unsigned long len, @@ -727,6 +919,9 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, char *reencoded; char *encoding; + if (fmt == CMIT_FMT_USERFORMAT) + return format_commit_message(commit, msg, buf, space); + encoding = (git_log_output_encoding ? git_log_output_encoding : git_commit_encoding); @@ -47,6 +47,7 @@ enum cmit_fmt { CMIT_FMT_FULLER, CMIT_FMT_ONELINE, CMIT_FMT_EMAIL, + CMIT_FMT_USERFORMAT, CMIT_FMT_UNSPECIFIED, }; diff --git a/log-tree.c b/log-tree.c index ac86194047..6ce239d8f9 100644 --- a/log-tree.c +++ b/log-tree.c @@ -211,7 +211,7 @@ void show_log(struct rev_info *opt, const char *sep) sha1, sha1); opt->diffopt.stat_sep = buffer; } - } else { + } else if (opt->commit_format != CMIT_FMT_USERFORMAT) { fputs(diff_get_color(opt->diffopt.color_diff, DIFF_COMMIT), stdout); if (opt->commit_format != CMIT_FMT_ONELINE) |