Update help message

2013-03-20 17:07:53 +01:00 · 2013-03-20 17:07:53 +01:00 · 13bf203e7a
parent 9a363b2c0c
commit 13bf203e7a
1 changed files with 3 additions and 2 deletions
--- a/src/wait4.c
+++ b/src/wait4.c
@ -32,8 +32,9 @@
 static void
 usage(int status)
 {
-    puts("Usage: wait4 pid\n\
-Wait until the specified process terminates.\n");
+    puts("Usage: wait4 pid[,...]\n\
+Waits until the specified process terminates.  If more than one\n\
+PID is specified, waits for all of them.\n");

    puts("Options:\n\
  -h, --help            Display this help message.\n\