Don't check whether hooks are given.

Just use the default /bin/true if no hook was given.

diff --git a/dss.c b/dss.c
index c02658b781270037d2beaf1f31d8f43aebc9b8e1..c996d47313c4673010e87f6042c9009901224b69 100644 (file)
--- a/dss.c
+++ b/dss.c
@@ -214,10 +214,6 @@ static int pre_create_hook(void)
        assert(snapshot_creation_status == HS_READY);
        /* make sure that the next snapshot time will be recomputed */
        invalidate_next_snapshot_time();
-       if (!conf.pre_create_hook_given) {
-               snapshot_creation_status = HS_PRE_SUCCESS;
-               return 0;
-       }
        DSS_DEBUG_LOG("executing %s\n", conf.pre_create_hook_arg);
        ret = dss_exec_cmdline_pid(&create_pid,
                conf.pre_create_hook_arg, fds);
@@ -243,10 +239,6 @@ static int pre_remove_hook(struct snapshot *s, const char *why)
        *snapshot_currently_being_removed = *s;
        snapshot_currently_being_removed->name = dss_strdup(s->name);
 
-       if (!conf.pre_remove_hook_given) {
-               snapshot_removal_status = HS_PRE_SUCCESS;
-               return 0;
-       }
        cmd = make_message("%s %s/%s", conf.pre_remove_hook_arg,
                conf.dest_dir_arg, s->name);
        DSS_DEBUG_LOG("executing %s\n", cmd);
@@ -502,11 +494,6 @@ static int post_create_hook(void)
        int ret, fds[3] = {0, 0, 0};
        char *cmd;
 
-       if (!conf.post_create_hook_given) {
-               create_pid = 0;
-               snapshot_creation_status = HS_READY;
-               return 0;
-       }
        cmd = make_message("%s %s/%s", conf.post_create_hook_arg,
                conf.dest_dir_arg, path_to_last_complete_snapshot);
        DSS_NOTICE_LOG("executing %s\n", cmd);
@@ -526,10 +513,6 @@ static int post_remove_hook(void)
 
        assert(s);
 
-       if (!conf.post_remove_hook_given) {
-               snapshot_removal_status = HS_READY;
-               return 0;
-       }
        cmd = make_message("%s %s/%s", conf.post_remove_hook_arg,
                conf.dest_dir_arg, s->name);
        DSS_NOTICE_LOG("executing %s\n", cmd);
@@ -639,10 +622,7 @@ static int handle_rm_exit(int status)
                snapshot_removal_status = HS_READY;
                return -E_BAD_EXIT_CODE;
        }
-       if (conf.post_remove_hook_given)
-               snapshot_removal_status = HS_SUCCESS;
-       else
-               snapshot_removal_status = HS_READY;
+       snapshot_removal_status = HS_SUCCESS;
        return 1;
 }
 
@@ -1151,8 +1131,6 @@ static void exit_hook(int exit_code)
        char *argv[] = {conf.exit_hook_arg, dss_strerror(-exit_code), NULL};
        pid_t pid;
 
-       if (!conf.exit_hook_given)
-               return;
        DSS_NOTICE_LOG("executing %s %s\n", argv[0], argv[1]);
        dss_exec(&pid, conf.exit_hook_arg, argv, fds);
 }