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Minor improvements to error reporting in logging.
[u/mdw/putty]
/
unix
/
uxpty.c
diff --git
a/unix/uxpty.c
b/unix/uxpty.c
index
ca7e98a
..
5de43a3
100644
(file)
--- a/
unix/uxpty.c
+++ b/
unix/uxpty.c
@@
-260,7
+260,8
@@
static void cleanup_utmp(void)
static void sigchld_handler(int signum)
{
static void sigchld_handler(int signum)
{
- write(pty_signal_pipe[1], "x", 1);
+ if (write(pty_signal_pipe[1], "x", 1) <= 0)
+ /* not much we can do about it */;
}
#ifndef OMIT_UTMP
}
#ifndef OMIT_UTMP
@@
-633,7
+634,9
@@
int pty_select_result(int fd, int event)
int status;
char c[1];
int status;
char c[1];
- read(pty_signal_pipe[0], c, 1); /* ignore its value; it'll be `x' */
+ if (read(pty_signal_pipe[0], c, 1) <= 0)
+ /* ignore error */;
+ /* ignore its value; it'll be `x' */
do {
pid = waitpid(-1, &status, WNOHANG);
do {
pid = waitpid(-1, &status, WNOHANG);