src/kernel --> src/

src/userland/math.c

@@ -0,0 +1,30 @@
+// Copyright (c) 2023-2026 Chris (boreddevnl)
+// This software is released under the GNU General Public License v3.0. See LICENSE file for details.
+// This header needs to maintain in any file it is present in, as per the GPL license terms.
+#include <stdlib.h>
+#include <syscall.h>
+
+int main(int argc, char **argv) {
+    if (argc < 4) {
+        printf("Usage: math <num1> <op> <num2>\n");
+        printf("Ops: + - * /\n");
+        return 0;
+    }
+    
+    int n1 = atoi(argv[1]);
+    int n2 = atoi(argv[3]);
+    char op = argv[2][0];
+    int res = 0;
+    
+    if (op == '+') res = n1 + n2;
+    else if (op == '-') res = n1 - n2;
+    else if (op == '*') res = n1 * n2;
+    else if (op == '/') {
+        if (n2 == 0) { printf("Error: Div by zero\n"); return 1; }
+        res = n1 / n2;
+    }
+    else { printf("Error: Unknown op %c\n", op); return 1; }
+    
+    printf("%d %c %d = %d\n", n1, op, n2, res);
+    return 0;
+}