1#include "cache.h"
2#include "refs.h"
3#include "pkt-line.h"
4#include <sys/wait.h>
5
6static const char peek_remote_usage[] =
7"git-peek-remote [--exec=upload-pack] [host:]directory";
8static const char *exec = "git-upload-pack";
9
10static int peek_remote(int fd[2], unsigned flags)
11{
12 struct ref *ref;
13
14 get_remote_heads(fd[0], &ref, 0, NULL, flags);
15 packet_flush(fd[1]);
16
17 while (ref) {
18 printf("%s %s\n", sha1_to_hex(ref->old_sha1), ref->name);
19 ref = ref->next;
20 }
21 return 0;
22}
23
24int main(int argc, char **argv)
25{
26 int i, ret;
27 char *dest = NULL;
28 int fd[2];
29 pid_t pid;
30 int nongit = 0;
31 unsigned flags = 0;
32
33 setup_git_directory_gently(&nongit);
34
35 for (i = 1; i < argc; i++) {
36 char *arg = argv[i];
37
38 if (*arg == '-') {
39 if (!strncmp("--exec=", arg, 7)) {
40 exec = arg + 7;
41 continue;
42 }
43 if (!strcmp("--tags", arg)) {
44 flags |= REF_TAGS;
45 continue;
46 }
47 if (!strcmp("--heads", arg)) {
48 flags |= REF_HEADS;
49 continue;
50 }
51 if (!strcmp("--refs", arg)) {
52 flags |= REF_NORMAL;
53 continue;
54 }
55 usage(peek_remote_usage);
56 }
57 dest = arg;
58 break;
59 }
60
61 if (!dest || i != argc - 1)
62 usage(peek_remote_usage);
63
64 pid = git_connect(fd, dest, exec);
65 if (pid < 0)
66 return 1;
67 ret = peek_remote(fd, flags);
68 close(fd[0]);
69 close(fd[1]);
70 finish_connect(pid);
71 return ret;
72}