2005-04-07 22:16:10 +00:00
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/*
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* GIT - The information manager from hell
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*
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* Copyright (C) Linus Torvalds, 2005
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*/
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2005-04-07 22:13:13 +00:00
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#include "cache.h"
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int main(int argc, char **argv)
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{
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unsigned char sha1[20];
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char type[20];
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void *buf;
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unsigned long size;
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2005-05-01 23:36:56 +00:00
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if (argc != 3 || get_sha1(argv[2], sha1))
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2005-06-28 06:59:18 +00:00
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usage("git-cat-file [-t | -s | tagname] <sha1>");
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2005-05-02 02:28:18 +00:00
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2005-06-28 06:59:18 +00:00
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if (!strcmp("-t", argv[1]) || !strcmp("-s", argv[1])) {
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2005-06-28 06:58:45 +00:00
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if (!sha1_object_info(sha1, type, &size)) {
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2005-06-28 06:59:18 +00:00
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switch (argv[1][1]) {
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case 't':
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printf("%s\n", type);
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break;
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case 's':
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printf("%lu\n", size);
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break;
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}
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2005-06-28 06:58:45 +00:00
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return 0;
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2005-05-02 02:28:18 +00:00
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}
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2005-06-28 06:58:45 +00:00
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buf = NULL;
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2005-05-02 02:28:18 +00:00
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} else {
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buf = read_object_with_reference(sha1, argv[1], &size, NULL);
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2005-04-08 16:16:38 +00:00
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}
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2005-05-02 02:28:18 +00:00
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if (!buf)
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2005-05-02 04:23:04 +00:00
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die("git-cat-file %s: bad file", argv[2]);
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2005-05-02 02:28:18 +00:00
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2005-04-08 16:16:38 +00:00
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while (size > 0) {
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long ret = write(1, buf, size);
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if (ret < 0) {
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if (errno == EAGAIN)
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continue;
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/* Ignore epipe */
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if (errno == EPIPE)
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break;
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2005-05-02 04:23:04 +00:00
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die("git-cat-file: %s", strerror(errno));
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2005-04-13 09:28:48 +00:00
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} else if (!ret) {
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2005-05-02 04:23:04 +00:00
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die("git-cat-file: disk full?");
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2005-04-08 16:16:38 +00:00
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}
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size -= ret;
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buf += ret;
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}
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return 0;
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2005-04-07 22:13:13 +00:00
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}
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