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fetch-pack: do not barf when duplicate re patterns are given

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Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2006-11-25 01:33:06 -08:00
parent d945d4be20
commit 310b86d480
1 changed files with 25 additions and 0 deletions
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25
fetch-pack.c
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@ -566,6 +566,29 @@ static int fetch_pack(int fd[2], int nr_match, char **match)
return 0;
}
static int remove_duplicates(int nr_heads, char **heads)
{
int src, dst;
for (src = dst = 0; src < nr_heads; src++) {
/* If heads[src] is different from any of
* heads[0..dst], push it in.
*/
int i;
for (i = 0; i < dst; i++) {
if (!strcmp(heads[i], heads[src]))
break;
}
if (i < dst)
continue;
if (src != dst)
heads[dst] = heads[src];
dst++;
}
heads[dst] = 0;
return dst;
}
int main(int argc, char **argv)
{
int i, ret, nr_heads;
@ -617,6 +640,8 @@ int main(int argc, char **argv)
pid = git_connect(fd, dest, exec);
if (pid < 0)
return 1;
if (heads && nr_heads)
nr_heads = remove_duplicates(nr_heads, heads);
ret = fetch_pack(fd, nr_heads, heads);
close(fd[0]);
close(fd[1]);