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Commit | Line | Data |
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1 | #include "cache.h" | |
2 | #include "blob.h" | |
3 | ||
4 | static char *create_temp_file(unsigned char *sha1) | |
5 | { | |
6 | static char path[50]; | |
7 | void *buf; | |
8 | char type[100]; | |
9 | unsigned long size; | |
10 | int fd; | |
11 | ||
12 | buf = read_sha1_file(sha1, type, &size); | |
13 | if (!buf || strcmp(type, blob_type)) | |
14 | die("unable to read blob object %s", sha1_to_hex(sha1)); | |
15 | ||
16 | strcpy(path, ".merge_file_XXXXXX"); | |
17 | fd = mkstemp(path); | |
18 | if (fd < 0) | |
19 | die("unable to create temp-file"); | |
20 | if (write(fd, buf, size) != size) | |
21 | die("unable to write temp-file"); | |
22 | close(fd); | |
23 | return path; | |
24 | } | |
25 | ||
26 | int main(int argc, char **argv) | |
27 | { | |
28 | unsigned char sha1[20]; | |
29 | ||
30 | if (argc != 2) | |
31 | usage("git-unpack-file <sha1>"); | |
32 | if (get_sha1(argv[1], sha1)) | |
33 | die("Not a valid object name %s", argv[1]); | |
34 | ||
35 | setup_git_directory(); | |
36 | git_config(git_default_config); | |
37 | ||
38 | puts(create_temp_file(sha1)); | |
39 | return 0; | |
40 | } |