little div prog and cleaning userspace

1 files changed, 23 insertions, 0 deletions

diff --git a/userspace/div.c b/userspace/div.c
new file mode 100644
index 0000000..595084e
--- /dev/null
+++ b/userspace/div.c
@@ -0,0 +1,23 @@
+// divide one param by another //
+// can be easily be used to provoke division by zero excpetion //
+
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char **argv)
+{
+    if (argc!=3)
+    {
+	printf("Divide two integers and print result \n");
+	printf("usage : %s [quotient] [divisor]\n",argv[0]);
+	return EXIT_FAILURE;
+    }
+
+    int q=atoi(argv[1]);
+    int d=atoi(argv[2]);
+    printf("Divide %i by %i\n",q,d);
+    printf("%i  /  %i = %i\n",q,d,q/d);
+    printf("%i mod %i = %i\n",q,d,q%d);
+
+	return EXIT_SUCCESS;
+}