mirror of
https://github.com/git/git.git
synced 2024-06-09 19:56:17 +02:00
ef90d6d420
git_config() only had a function parameter, but no callback data parameter. This assumes that all callback functions only modify global variables. With this patch, every callback gets a void * parameter, and it is hoped that this will help the libification effort. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
#include "builtin.h"
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#include "cache.h"
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#include "refs.h"
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#include "parse-options.h"
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static const char * const git_symbolic_ref_usage[] = {
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"git-symbolic-ref [options] name [ref]",
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NULL
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};
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static void check_symref(const char *HEAD, int quiet)
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{
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unsigned char sha1[20];
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int flag;
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const char *refs_heads_master = resolve_ref(HEAD, sha1, 0, &flag);
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if (!refs_heads_master)
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die("No such ref: %s", HEAD);
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else if (!(flag & REF_ISSYMREF)) {
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if (!quiet)
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die("ref %s is not a symbolic ref", HEAD);
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else
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exit(1);
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}
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puts(refs_heads_master);
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}
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int cmd_symbolic_ref(int argc, const char **argv, const char *prefix)
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{
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int quiet = 0;
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const char *msg = NULL;
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struct option options[] = {
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OPT__QUIET(&quiet),
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OPT_STRING('m', NULL, &msg, "reason", "reason of the update"),
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OPT_END(),
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};
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git_config(git_default_config, NULL);
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argc = parse_options(argc, argv, options, git_symbolic_ref_usage, 0);
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if (msg &&!*msg)
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die("Refusing to perform update with empty message");
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switch (argc) {
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case 1:
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check_symref(argv[0], quiet);
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break;
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case 2:
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create_symref(argv[0], argv[1], msg);
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break;
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default:
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usage_with_options(git_symbolic_ref_usage, options);
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}
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return 0;
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}
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