Command handlers don't need to take any arguments.

diff --git a/dss.c b/dss.c
index 665185f6f02e2e85b96c315cb9f274fab0aa0709..bda603e5419b079f4709044a3c04ab0e5901ddf1 100644 (file)
--- a/dss.c
+++ b/dss.c
@@ -36,11 +36,11 @@ DEFINE_DSS_ERRLIST;
        COMMAND(create) \
        COMMAND(prune) \
        COMMAND(run)
-#define COMMAND(x) int com_ ##x(int, char * const * const);
+#define COMMAND(x) int com_ ##x(void);
 COMMANDS
 #undef COMMAND
-#define COMMAND(x) if (conf.x ##_given) return com_ ##x(argc, argv);
-int call_command_handler(int argc, char * const * const argv)
+#define COMMAND(x) if (conf.x ##_given) return com_ ##x();
+int call_command_handler(void)
 {
        COMMANDS
        DSS_EMERG_LOG("BUG: did not find command handler\n");
@@ -409,28 +409,17 @@ int wait_for_rm_process(pid_t pid)
        return 1;
 }
 
-int com_run(int argc, char * const * argv)
+int com_run(void)
 {
        return 42;
 }
 
-int com_prune(int argc, char * const * argv)
+int com_prune(void)
 {
        int ret, dry_run = 0;
        struct snapshot_list sl;
        pid_t pid;
 
-       if (argc > 2) {
-               make_err_msg("too many arguments");
-               return -E_SYNTAX;
-       }
-       if (argc == 2) {
-               if (strcmp(argv[1], "-d")) {
-                       make_err_msg("%s", argv[1]);
-                       return -E_SYNTAX;
-               }
-               dry_run = 1;
-       }
        for (;;) {
                get_snapshot_list(&sl);
                ret = remove_old_snapshot(&sl, dry_run, &pid);
@@ -561,18 +550,13 @@ int rename_incomplete_snapshot(int64_t start)
        return ret;
 }
 
-int com_create(int argc, __a_unused char * const * argv)
+int com_create(void)
 {
        int ret, status, es;
        char **rsync_argv;
        int64_t snapshot_num;
        pid_t pid;
 
-       if (argc != 1) {
-               ret = -E_SYNTAX;
-               make_err_msg("create: no args expected, %d given", argc - 1);
-               return ret;
-       }
        create_rsync_argv(&rsync_argv, &snapshot_num);
        DSS_NOTICE_LOG("creating snapshot %lli\n", (long long)snapshot_num);
        ret = create_snapshot(rsync_argv, &pid);
@@ -598,16 +582,11 @@ out:
        return ret;
 }
 
-int com_ls(int argc, __a_unused char * const * argv)
+int com_ls(void)
 {
-       int i, ret;
+       int i;
        struct snapshot_list sl;
        struct snapshot *s;
-       if (argc != 1) {
-               ret = -E_SYNTAX;
-               make_err_msg("ls: no args expected, %d given", argc - 1);
-               return ret;
-       }
        get_snapshot_list(&sl);
        FOR_EACH_SNAPSHOT(s, i, &sl)
                printf("%u\t%s\n", s->interval, s->name);
@@ -706,7 +685,7 @@ int main(int argc, char **argv)
        ret = dss_chdir(conf.dest_dir_arg);
        if (ret < 0)
                goto out;
-       ret = call_command_handler(conf.inputs_num, conf.inputs);
+       ret = call_command_handler();
 out:
        if (ret < 0)
                log_err_msg(EMERG, -ret);