From 647eacf13a053bb6a095db69079324e592668368 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ciro=20Santilli=20=E5=85=AD=E5=9B=9B=E4=BA=8B=E4=BB=B6=20?=
 =?UTF-8?q?=E6=B3=95=E8=BD=AE=E5=8A=9F?= <ciro.santilli@gmail.com>
Date: Thu, 13 Jun 2019 00:00:00 +0000
Subject: [PATCH] userland/c/infinite_loop.c: allow passing a max loop
 parameter

Useful to quickly obtain a simple variable size content.
---
 userland/c/infinite_loop.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/userland/c/infinite_loop.c b/userland/c/infinite_loop.c
index 9c63eb5..ad4f546 100644
--- a/userland/c/infinite_loop.c
+++ b/userland/c/infinite_loop.c
@@ -13,12 +13,19 @@
 #include <stdlib.h>
 
 int main(int argc, char **argv) {
-    uintmax_t i, j, period;
+    uintmax_t i, j, period, max;
+    int max_given;
     if (argc > 1) {
         period = strtoumax(argv[1], NULL, 10);
     } else {
         period = 100000000;
     }
+    if (argc > 2) {
+        max = strtoumax(argv[2], NULL, 10);
+        max_given = 1;
+    } else {
+        max_given = 0;
+    }
     i = 0;
     j = 0;
     while (1) {
@@ -27,5 +34,7 @@ int main(int argc, char **argv) {
             printf("%ju\n", j);
             j++;
         }
+        if (max_given && i == max)
+            break;
     }
 }