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commit d10c029b182fef1af4c6ec2713f9a8a3a5245edb
parent ea938bbb0415e745bc969e4bf4123a41723e740f
Author: Jan Klemkow <j.klemkow@wemelug.de>
Date:   Thu, 16 Apr 2020 23:19:21 +0200

ptty: explicit wait for child

Diffstat:
M
ptty.c
 | 
6
++----

1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/ptty.c b/ptty.c
@@ -138,11 +138,9 @@ main(int argc, char *argv[])
 			break;
 	}
 
-	pid_t pid;
 	int status;
-	while ((pid = waitpid(-1, &status, WNOHANG)) > 0)
-		if (pid != child)
-			continue;
+	if (waitpid(child, &status, 0) != child)
+		die("waitpid:");
 
 	return WEXITSTATUS(status);
 }