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569740bdd0
Till now --no-deref was just ignored when deleting refs, fix this. Signed-off-by: Miklos Vajna <vmiklos@frugalware.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
#include "cache.h"
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#include "refs.h"
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#include "builtin.h"
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#include "parse-options.h"
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static const char * const git_update_ref_usage[] = {
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"git update-ref [options] -d <refname> [<oldval>]",
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"git update-ref [options] <refname> <newval> [<oldval>]",
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NULL
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};
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int cmd_update_ref(int argc, const char **argv, const char *prefix)
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{
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const char *refname, *oldval, *msg=NULL;
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unsigned char sha1[20], oldsha1[20];
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int delete = 0, no_deref = 0, flags = 0;
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struct option options[] = {
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OPT_STRING( 'm', NULL, &msg, "reason", "reason of the update"),
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OPT_BOOLEAN('d', NULL, &delete, "deletes the reference"),
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OPT_BOOLEAN( 0 , "no-deref", &no_deref,
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"update <refname> not the one it points to"),
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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_update_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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if (delete) {
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if (argc < 1 || argc > 2)
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usage_with_options(git_update_ref_usage, options);
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refname = argv[0];
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oldval = argv[1];
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} else {
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const char *value;
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if (argc < 2 || argc > 3)
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usage_with_options(git_update_ref_usage, options);
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refname = argv[0];
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value = argv[1];
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oldval = argv[2];
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if (get_sha1(value, sha1))
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die("%s: not a valid SHA1", value);
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}
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hashclr(oldsha1); /* all-zero hash in case oldval is the empty string */
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if (oldval && *oldval && get_sha1(oldval, oldsha1))
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die("%s: not a valid old SHA1", oldval);
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if (no_deref)
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flags = REF_NODEREF;
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if (delete)
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return delete_ref(refname, oldval ? oldsha1 : NULL, flags);
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else
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return update_ref(msg, refname, sha1, oldval ? oldsha1 : NULL,
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flags, DIE_ON_ERR);
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}
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