1 files changed, 53 insertions, 0 deletions
diff --git a/src/help.c b/src/help.c
new file mode 100644
index 0000000..ead8d45
--- /dev/null
+++ b/src/help.c
@@ -0,0 +1,53 @@
+/* help.c - the help action --------------------------------------------*- C -*-
+ *
+ * This file is part of ck, the config keeper
+ *
+ * -----------------------------------------------------------------------------
+ *
+ * Copyright (C) 2018  Anastasis Grammenos
+ * GPLv3 (see LICENCE for the full notice)
+ *
+ * -------------------------------------------------------------------------- */
+#include "dblayer.h"
+#include "ckerrlog.h"
+
+ERRLOG(action);
+
+static void print_conf_help(void) {
+  HELP("ck [-v|--verbose] [-c|--config DIR] action [...]");
+}
+
+static void print_verbose_help(void) {
+  HELP("ck [-v|--verbose] [-c|--config DIR] action [...]");
+}
+
+int run_HELP(UserOpt *opt, Conf *conf) {
+  UNUSED(conf);
+  char tmp[STR_M] = "";
+  if (strcmp(list_get(opt->args), "config") == 0) {
+    print_conf_help();
+    return 0;
+  }
+
+  if (strcmp(list_get(opt->args), "verbose") == 0) {
+    print_verbose_help();
+    return 0;
+  }
+
+  switch(parser_get_action(list_get(opt->args), NULL)) {
+#define X(ACTION, MIN, MAX)                                                       \
+    case CKA_##ACTION:                                                  \
+      HELP("%s", get_possible_action_strings(tmp, CKA_##ACTION));       \
+      print_##ACTION##_help();                                          \
+      return 0;
+    CK_ACTIONS
+#undef X
+  default:
+    ERR("Unknown action: %s", list_get(opt->args));
+  }
+  return -1;
+}
+
+void print_HELP_help() {
+  HELP("ck help action");
+}