X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Fdaemonize%2Ftest%2Frun.c;h=c86f214bcae6e3fcfb2901e436971471e21e2479;hp=9802c44237c5c6da482adfc4bde692933229a61a;hb=6835b78d7de1644607ad28b39286dc3090b51fe3;hpb=e22e4bd1bc10ec2dbae8322cb7f63e0a45db1404

diff --git a/ccan/daemonize/test/run.c b/ccan/daemonize/test/run.c
index 9802c442..c86f214b 100644
--- a/ccan/daemonize/test/run.c
+++ b/ccan/daemonize/test/run.c
@@ -5,6 +5,7 @@
 #include <unistd.h>
 #include <err.h>
 #include <errno.h>
+#include <string.h>
 
 struct child_data {
 	pid_t pid;
@@ -34,6 +35,8 @@ int main(int argc, char *argv[])
 		char buffer[2];
 		pid = getpid();
 		daemonize();
+		/* Keep valgrind happy about uninitialized bytes. */
+		memset(&daemonized, 0, sizeof(daemonized));
 		daemonized.pid = getpid();
 		daemonized.in_root_dir = (getcwd(buffer, 2) != NULL);
 		daemonized.read_from_stdin
@@ -47,7 +50,9 @@ int main(int argc, char *argv[])
 		while (getppid() == pid)
 			sleep(1);
 		daemonized.ppid = getppid();
-		write(fds[1], &daemonized, sizeof(daemonized));
+		if (write(fds[1], &daemonized, sizeof(daemonized))
+		    != sizeof(daemonized))
+			exit(1);
 		exit(0);
 	}