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Add a common commit parser

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Make a better commit parser, replacing the ugly one in ui-log.c

Signed-off-by: Lars Hjemli <hjemli@gmail.com>
This commit is contained in:
Lars Hjemli 2006-12-15 18:17:36 +01:00
parent 420712ac25
commit 2101e26fd6
3 changed files with 75 additions and 63 deletions
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53
parsing.c
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@ -104,3 +104,56 @@ int cgit_parse_query(char *txt, configfn fn)
(*fn)(txt, value);
return 0;
}
char *substr(const char *head, const char *tail)
{
char *buf;
buf = xmalloc(tail - head + 1);
strncpy(buf, head, tail - head);
buf[tail - head] = '\0';
return buf;
}
struct commitinfo *cgit_parse_commit(struct commit *commit)
{
struct commitinfo *ret;
char *p = commit->buffer, *t = commit->buffer;
ret = xmalloc(sizeof(*ret));
ret->commit = commit;
if (strncmp(p, "tree ", 5))
die("Bad commit: %s", sha1_to_hex(commit->object.sha1));
else
p += 46; // "tree " + hex[40] + "\n"
while (!strncmp(p, "parent ", 7))
p += 48; // "parent " + hex[40] + "\n"
if (!strncmp(p, "author ", 7)) {
p += 7;
t = strchr(p, '<') - 1;
ret->author = substr(p, t);
p = strchr(p, '\n') + 1;
}
if (!strncmp(p, "committer ", 9)) {
p += 9;
t = strchr(p, '<') - 1;
ret->committer = substr(p, t);
p = strchr(p, '\n') + 1;
}
while (*p == '\n')
p = strchr(p, '\n') + 1;
t = strchr(p, '\n');
ret->subject = substr(p, t);
while (*p == '\n')
p = strchr(p, '\n') + 1;
ret->msg = p;
return ret;
}