expire_reflog(): move dry_run to flags argument

The policy objects don't care about "--dry-run". So move it to
expire_reflog()'s flags parameter.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/reflog.c b/builtin/reflog.c
index dfff5f2fe8ce047a2d717c6631e8efc74b92ed0a..2f21735be9888a362133bbc0df76e3012579c387 100644 (file)
--- a/builtin/reflog.c
+++ b/builtin/reflog.c
@@ -20,9 +20,12 @@ static const char reflog_delete_usage[] =
 static unsigned long default_reflog_expire;
 static unsigned long default_reflog_expire_unreachable;
 
+enum expire_reflog_flags {
+       EXPIRE_REFLOGS_DRY_RUN = 1 << 0
+};
+
 struct cmd_reflog_expire_cb {
        struct rev_info revs;
-       int dry_run;
        int stalefix;
        int rewrite;
        int updateref;
@@ -438,7 +441,7 @@ static int expire_reflog(const char *refname, const unsigned char *sha1,
        }
 
        log_file = git_pathdup("logs/%s", refname);
-       if (!cmd->dry_run) {
+       if (!(flags & EXPIRE_REFLOGS_DRY_RUN)) {
                /*
                 * Even though holding $GIT_DIR/logs/$reflog.lock has
                 * no locking implications, we use the lock_file
@@ -467,7 +470,7 @@ static int expire_reflog(const char *refname, const unsigned char *sha1,
        for_each_reflog_ent(refname, expire_reflog_ent, &cb);
        reflog_expiry_cleanup(&cb);
 
-       if (cb.newlog) {
+       if (!(flags & EXPIRE_REFLOGS_DRY_RUN)) {
                if (close_lock_file(&reflog_lock)) {
                        status |= error("couldn't write %s: %s", log_file,
                                        strerror(errno));
@@ -658,7 +661,7 @@ static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
        for (i = 1; i < argc; i++) {
                const char *arg = argv[i];
                if (!strcmp(arg, "--dry-run") || !strcmp(arg, "-n"))
-                       cb.dry_run = 1;
+                       flags |= EXPIRE_REFLOGS_DRY_RUN;
                else if (starts_with(arg, "--expire=")) {
                        if (parse_expiry_date(arg + 9, &cb.expire_total))
                                die(_("'%s' is not a valid timestamp"), arg);
@@ -752,7 +755,7 @@ static int cmd_reflog_delete(int argc, const char **argv, const char *prefix)
        for (i = 1; i < argc; i++) {
                const char *arg = argv[i];
                if (!strcmp(arg, "--dry-run") || !strcmp(arg, "-n"))
-                       cb.dry_run = 1;
+                       flags |= EXPIRE_REFLOGS_DRY_RUN;
                else if (!strcmp(arg, "--rewrite"))
                        cb.rewrite = 1;
                else if (!strcmp(arg, "--updateref"))