Initial commit

src/main.c

@@ -0,0 +1,82 @@
+/*
+ * This code is part of the programming language flup
+ * flup comes with ABSOLUTELY NO WARRANTY and is licensed under AGPL-3.0 or later.
+ *    Copyright (C) 2024  VegOwOtenks
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "../include/utilitiec/argumentc/argumentc.h"
+
+char* load_file_string(StringView path)
+{
+	FILE* stream = fopen(path.source, "r");
+	if (stream == NULL) {
+		fprintf(stderr, "Fatal Error: Failed to open file at %*s\n", (int) path.length, path.source);
+		return NULL;
+	}
+
+	if (fseek(stream, 0, SEEK_END)) {
+		perror("fseek");
+		return NULL;
+	}
+
+	long length = ftell(stream);
+	if (length == -1) {
+		perror("ftell");
+		return NULL;
+	}
+
+	rewind(stream);
+
+	char* buffer = malloc(length + 1);
+	if (buffer == NULL) {
+		fprintf(stderr, "Fatal Error: Failed to allocate %li bytes\n", length);
+		return NULL;
+	}
+
+	size_t bytes_read = fread(buffer, 1, length + 1,  stream);
+	if (bytes_read != length) {
+		fprintf(stderr, "Fatal Error: Failed read %li bytes from script file, got only %li\n", length, bytes_read);
+		free(buffer);
+		return NULL;
+	}
+
+	fclose(stream);
+
+	return buffer;
+}
+
+int main(int argc, const char* argv []) 
+{
+	Argumentc arguments;
+	Argumentc_Create(&arguments, argc, argv);
+
+	Option script_file = Argumentc_PopLongArgument(&arguments, StringView_FromString("file")).argument;
+	if (script_file.type == OPTIONTYPE_NONE) {
+		fprintf(stderr, "Usage: [program] --file path/to/script_file\n");
+		return 1;
+	}
+
+	char* script_string = load_file_string(script_file.content);
+	if (script_string == NULL) return 1;
+
+	puts(script_string);
+
+	return EXIT_SUCCESS;
+}