Added Astaroth 2.0

src/standalone/main.cc

@@ -0,0 +1,94 @@
+/*
+    Copyright (C) 2014-2018, Johannes Pekkilae, Miikka Vaeisalae.
+
+    This file is part of Astaroth.
+
+    Astaroth is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Astaroth is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Astaroth.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file
+ * \brief Brief info.
+ *
+ * Detailed info.
+ *
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "core/errchk.h"
+#include "run.h"
+
+// Write all errors from stderr to an <errorlog_name> in the current working
+// directory
+static const bool write_log_to_a_file = false;
+static const char* errorlog_name      = "error.log";
+
+static void
+errorlog_init(void)
+{
+    FILE* fp = freopen(errorlog_name, "w", stderr); // Log errors to a file
+    if (!fp)
+        perror("Error redirecting stderr to a file");
+}
+
+static void
+errorlog_quit(void)
+{
+    fclose(stderr);
+
+    // Print contents of the latest errorlog to screen
+    FILE* fp = fopen(errorlog_name, "r");
+    if (fp) {
+        for (int c = getc(fp); c != EOF; c = getc(fp))
+            putchar(c);
+        fclose(fp);
+    }
+    else {
+        perror("Error opening error log");
+    }
+}
+
+int
+main(int argc, char* argv[])
+{
+    if (write_log_to_a_file) {
+        errorlog_init();
+        atexit(errorlog_quit);
+    }
+
+    printf("Args: \n");
+    for (int i = 0; i < argc; ++i)
+        printf("%d: %s\n", i, argv[i]);
+
+    if (argc == 1) {
+        return run_renderer();
+    }
+    else if (argc == 2) {
+        if (strcmp(argv[1], "-t") == 0)
+            return run_autotest();
+        else if (strcmp(argv[1], "-b") == 0)
+            return run_benchmark();
+        else if (strcmp(argv[1], "-s") == 0)
+            return run_simulation();
+        else
+            WARNING("Unrecognized option");
+    }
+    else {
+        WARNING("Too many options given");
+    }
+
+    return EXIT_FAILURE;
+}