do not discard constness in interp_set_entry value argument

[git.git] / builtin-update-ref.c

diff --git a/builtin-update-ref.c b/builtin-update-ref.c
index 00333c7e7ca0e706be425182ff92b98a16ac3883..90a3da53ad003a82781e6d4acfc7815c8f15f24f 100644 (file)
--- a/builtin-update-ref.c
+++ b/builtin-update-ref.c
@@ -5,14 +5,14 @@
 static const char git_update_ref_usage[] =
 "git-update-ref <refname> <value> [<oldval>] [-m <reason>]";
 
-int cmd_update_ref(int argc, const char **argv, char **envp)
+int cmd_update_ref(int argc, const char **argv, const char *prefix)
 {
        const char *refname=NULL, *value=NULL, *oldval=NULL, *msg=NULL;
        struct ref_lock *lock;
        unsigned char sha1[20], oldsha1[20];
        int i;
 
-       setup_git_directory();
+       setup_ident();
        git_config(git_default_config);
 
        for (i = 1; i < argc; i++) {
@@ -44,7 +44,7 @@ int cmd_update_ref(int argc, const char **argv, char **envp)
 
        if (get_sha1(value, sha1))
                die("%s: not a valid SHA1", value);
-       memset(oldsha1, 0, 20);
+       hashclr(oldsha1);
        if (oldval && get_sha1(oldval, oldsha1))
                die("%s: not a valid old SHA1", oldval);