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Workarounds for compiling with -D_FORTIFY_SOURCE=2 (as Ubuntu does), which

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doesn't like you to ignore the return value from read()/write()/etc (and
apparently can't be shut up with a cast to void).

[originally from svn r8614]
This commit is contained in:
Jacob Nevins
2009-08-07 00:19:04 +00:00
parent 9c1f81dd94
commit 4bddcc2b5d
6 changed files with 24 additions and 10 deletions
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7
unix/uxpty.c
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@ -260,7 +260,8 @@ static void cleanup_utmp(void)
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
@ -633,7 +634,9 @@ int pty_select_result(int fd, int event)
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);