add: vendor directory

add: cli (argparse)
add: test runner

helpers/parse_cli.c

@@ -0,0 +1,62 @@
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+#include <argparse.h>
+#include <config.h>
+#include <logger.h>
+#include <helpers.h>
+
+static const char *const usage[] = {
+    "controller [options] [[--] args]",
+    "controller [options]",
+    NULL,
+};
+
+#define PERM_READ  (1<<0)
+#define PERM_WRITE (1<<1)
+#define PERM_EXEC  (1<<2)
+
+void
+helpers_parse_cli(int argc, const char **argv, config_t *config)
+{
+    struct argparse_option options[] =
+    {
+        OPT_HELP(),
+        OPT_GROUP("Basic options"),
+        OPT_STRING('c', "config", &config->file, "path to config file", NULL, 0, OPT_NONEG),
+
+        OPT_END(),
+    };
+
+    struct argparse argparse;
+    argparse_init(&argparse, options, usage, 0);
+    argparse_describe(
+            &argparse,
+            "\nA brief description of what the program does and how it works.",
+            "\nAdditional description of the program after the description of the arguments."
+    );
+    argc = argparse_parse(&argparse, argc, argv);
+
+    if(argc == 1)
+    {
+        if(strcmp(argv[0], "start") == 0)
+        {
+            config->run_type = RUN_TYPE_START;
+            return;
+        }
+        if(strcmp(argv[0], "test") == 0)
+        {
+            config->run_type = RUN_TYPE_TEST;
+            return;
+        }
+        LOG_FATAL("bad action '%s' given ('start', 'test')", argv[0]);
+        exit(1);
+    }
+    else
+    {
+        LOG_FATAL("no action given ('start', 'test')");
+        exit(1);
+    }
+    return;
+}