Merge pull request #43578 from vsiddharth/pause-container

Automatic merge from submit-queue Improve pause-container warning message Signed-off-by: Vinothkumar Siddharth <sidvin@amazon.com> **What this PR does / why we need it**: This just improves the warning message currently emitted by pause **Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes # **Special notes for your reviewer**: **Release note**: ```release-note ```

Merge pull request #43578 from vsiddharth/pause-container
e7b18148 · Kubernetes Submit Queue · GitHub · 7f27cebe · 9fa5e857 · e7b18148
Commit e7b18148 authored May 17, 2017 by Kubernetes Submit Queue Committed by GitHub May 17, 2017
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pause.c build/pause/pause.c +2 -3

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--- a/build/pause/pause.c
+++ b/build/pause/pause.c
@@ -27,14 +27,13 @@ static void sigdown(int signo) {
 }

 static void sigreap(int signo) {
-  while (waitpid(-1, NULL, WNOHANG) > 0)
-    ;
+  while (waitpid(-1, NULL, WNOHANG) > 0);
 }

 int main() {
  if (getpid() != 1)
    /* Not an error because pause sees use outside of infra containers. */
-    fprintf(stderr, "Warning: pause should be the first process in a pod\n");
+    fprintf(stderr, "Warning: pause should be the first process\n");

  if (sigaction(SIGINT, &(struct sigaction){.sa_handler = sigdown}, NULL) < 0)
    return 1;