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Commit | Line | Data |
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8bc9a0c7 LT |
1 | /* |
2 | * GIT - The information manager from hell | |
3 | * | |
4 | * Copyright (C) Linus Torvalds, 2005 | |
5 | */ | |
e83c5163 LT |
6 | #include "cache.h" |
7 | ||
8 | int main(int argc, char **argv) | |
9 | { | |
10 | unsigned char sha1[20]; | |
11 | char type[20]; | |
12 | void *buf; | |
13 | unsigned long size; | |
e83c5163 | 14 | |
3c249c95 | 15 | if (argc != 3 || get_sha1(argv[2], sha1)) |
62bb9960 | 16 | usage("git-cat-file [-t | -s | tagname] <sha1>"); |
11e7d5c5 | 17 | |
62bb9960 | 18 | if (!strcmp("-t", argv[1]) || !strcmp("-s", argv[1])) { |
c62266f3 JH |
19 | if (!sha1_object_info(sha1, type, |
20 | argv[1][1] == 's' ? &size : NULL)) { | |
62bb9960 JH |
21 | switch (argv[1][1]) { |
22 | case 't': | |
23 | printf("%s\n", type); | |
24 | break; | |
25 | case 's': | |
26 | printf("%lu\n", size); | |
27 | break; | |
28 | } | |
f2a06330 | 29 | return 0; |
11e7d5c5 | 30 | } |
f2a06330 | 31 | buf = NULL; |
11e7d5c5 LT |
32 | } else { |
33 | buf = read_object_with_reference(sha1, argv[1], &size, NULL); | |
bf0c6e83 LT |
34 | } |
35 | ||
11e7d5c5 | 36 | if (!buf) |
bab5583a | 37 | die("git-cat-file %s: bad file", argv[2]); |
11e7d5c5 | 38 | |
bf0c6e83 LT |
39 | while (size > 0) { |
40 | long ret = write(1, buf, size); | |
41 | if (ret < 0) { | |
42 | if (errno == EAGAIN) | |
43 | continue; | |
44 | /* Ignore epipe */ | |
45 | if (errno == EPIPE) | |
46 | break; | |
bab5583a | 47 | die("git-cat-file: %s", strerror(errno)); |
2de381f9 | 48 | } else if (!ret) { |
bab5583a | 49 | die("git-cat-file: disk full?"); |
bf0c6e83 LT |
50 | } |
51 | size -= ret; | |
52 | buf += ret; | |
53 | } | |
54 | return 0; | |
e83c5163 | 55 | } |