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f16ebbdd1a
Now that we have something called tag object, and a notion of "tags" stored in .git/refs/tags/ directory, the word "tagname" has become misleading in the usage string. The documentation already calls that <type>. Signed-off-by: Junio C Hamano <junkio@cox.net> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
55 lines
1 KiB
C
55 lines
1 KiB
C
/*
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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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#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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if (argc != 3 || get_sha1(argv[2], sha1))
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usage("git-cat-file [-t | -s | <type>] <sha1>");
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if (!strcmp("-t", argv[1]) || !strcmp("-s", argv[1])) {
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if (!sha1_object_info(sha1, type,
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argv[1][1] == 's' ? &size : NULL)) {
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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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return 0;
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}
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buf = NULL;
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} else {
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buf = read_object_with_reference(sha1, argv[1], &size, NULL);
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}
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if (!buf)
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die("git-cat-file %s: bad file", argv[2]);
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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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die("git-cat-file: %s", strerror(errno));
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} else if (!ret) {
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die("git-cat-file: disk full?");
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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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}
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