From: Clint Adams <schizo@debian.org>
To: zsh-workers@sunsite.auc.dk
Subject: PATCH: hanging FIFO test
Date: Mon, 21 Feb 2000 13:19:45 -0500 [thread overview]
Message-ID: <20000221131945.D23999@dman.com> (raw)
I'm told that in some situations, opening a FIFO read-only
can cause a hang. I have no idea why. This should circumvent
the problem.
Index: configure.in
===================================================================
RCS file: /cvs/zsh/zsh/configure.in,v
retrieving revision 1.1.1.60
diff -u -r1.1.1.60 configure.in
--- configure.in 2000/02/14 00:19:18 1.1.1.60
+++ configure.in 2000/02/21 17:46:37
@@ -1140,7 +1140,7 @@
if(pid < 0)
exit(1);
if(pid) {
- fd = open("/tmp/fifo$$", O_RDONLY);
+ fd = open("/tmp/fifo$$", O_RDWR);
exit(fd < 0 || read(fd, &c, 1) != 1 || c != 'x');
}
fd = open("/tmp/fifo$$", O_WRONLY);
reply other threads:[~2000-02-21 18:20 UTC|newest]
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