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35 lines
751 B
35 lines
751 B
19 years ago
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#include "cache.h"
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static const char git_symbolic_ref_usage[] =
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"git-symbolic-ref name [ref]";
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static int check_symref(const char *HEAD)
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{
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unsigned char sha1[20];
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const char *git_HEAD = strdup(git_path("%s", HEAD));
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const char *git_refs_heads_master = resolve_ref(git_HEAD, sha1, 0);
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if (git_refs_heads_master) {
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/* we want to strip the .git/ part */
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int pfxlen = strlen(git_HEAD) - strlen(HEAD);
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puts(git_refs_heads_master + pfxlen);
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}
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else
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die("No such ref: %s", HEAD);
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}
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int main(int argc, const char **argv)
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{
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setup_git_directory();
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switch (argc) {
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case 2:
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check_symref(argv[1]);
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break;
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case 3:
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create_symref(strdup(git_path("%s", argv[1])), argv[2]);
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break;
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default:
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usage(git_symbolic_ref_usage);
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}
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return 0;
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}
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