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pretty_print_commit: add different formats

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You can ask to print out "raw" format (full headers, full body),
"medium" format (author and date, full body) or "short" format
(author only, condensed body).

Use "git-rev-list --pretty=short HEAD | less -S" for an example.
This commit is contained in:
Linus Torvalds
2005-06-05 09:02:03 -07:00
parent 848b292e83
commit 000182eacf
4 changed files with 67 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
commit.c
View File

@ -1,3 +1,4 @@
#include <ctype.h>
#include "tag.h"
#include "commit.h"
#include "cache.h"
@ -193,12 +194,12 @@ static int get_one_line(const char *msg, unsigned long len)
return ret;
}
static int add_author_info(char *buf, const char *line, int len)
static int add_author_info(enum cmit_fmt fmt, char *buf, const char *line, int len)
{
char *date;
unsigned int namelen;
unsigned long time;
int tz;
int tz, ret;
line += strlen("author ");
date = strchr(line, '>');
@ -208,14 +209,22 @@ static int add_author_info(char *buf, const char *line, int len)
time = strtoul(date, &date, 10);
tz = strtol(date, NULL, 10);
return sprintf(buf, "Author: %.*s\nDate: %s\n",
namelen, line,
show_date(time, tz));
ret = sprintf(buf, "Author: %.*s\n", namelen, line);
if (fmt == CMIT_FMT_MEDIUM)
ret += sprintf(buf + ret, "Date: %s\n", show_date(time, tz));
return ret;
}
unsigned long pretty_print_commit(const char *msg, unsigned long len, char *buf, unsigned long space)
static int is_empty_line(const char *line, int len)
{
int hdr = 1;
while (len && isspace(line[len-1]))
len--;
return !len;
}
unsigned long pretty_print_commit(enum cmit_fmt fmt, const char *msg, unsigned long len, char *buf, unsigned long space)
{
int hdr = 1, body = 0;
unsigned long offset = 0;
for (;;) {
@ -237,13 +246,30 @@ unsigned long pretty_print_commit(const char *msg, unsigned long len, char *buf,
msg += linelen;
len -= linelen;
if (linelen == 1)
hdr = 0;
if (hdr) {
if (linelen == 1) {
hdr = 0;
buf[offset++] = '\n';
continue;
}
if (fmt == CMIT_FMT_RAW) {
memcpy(buf + offset, line, linelen);
offset += linelen;
continue;
}
if (!memcmp(line, "author ", 7))
offset += add_author_info(buf + offset, line, linelen);
offset += add_author_info(fmt, buf + offset, line, linelen);
continue;
}
if (is_empty_line(line, linelen)) {
if (!body)
continue;
if (fmt == CMIT_FMT_SHORT)
break;
} else {
body = 1;
}
memset(buf + offset, ' ', 4);
memcpy(buf + offset + 4, line, linelen);
offset += linelen + 4;