first commit

tutils.h

@@ -0,0 +1,45 @@
+#pragma once
+#include <stdio.h>
+#include <stdlib.h>
+
+const char* pullArg(int *argc, char** argv[]){
+	if(*argc <= 0)
+		return NULL;
+	(*argc)--;
+	return *argv[0]++;
+}
+
+const char *readFile(const char* filename){
+	FILE *fd = fopen(filename, "r");
+	
+	fseek(fd, 0, SEEK_END);
+	long size = ftell(fd);
+	rewind(fd);
+
+	char* ret = malloc(size+1);
+	fread(ret, sizeof(char), size, fd);
+	ret[size] = 0;
+	return ret;
+}
+
+int codeChk(int code, const char* context, const char* error(void)){
+	if(code != 0){
+		if(error != NULL)
+			printf("[%s] -> %s \n", context, error());
+		else
+			printf("[%s]\n", context);
+		exit(0);
+	}
+	return code;
+}
+
+void* ptrChk(void* ptr, const char* context, const char* error(void)){
+	if(ptr == NULL){
+		if(error != NULL)
+			printf("[%s] -> %s \n", context, error());
+		else
+			printf("[%s]\n", context);
+		exit(0);
+	}
+	return ptr;
+}