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correct use of fcntl()

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This commit is contained in:
Kay Sievers
2006-03-16 10:47:31 +01:00
parent 3e5e833253
commit f660222775
1 changed files with 14 additions and 2 deletions
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udevd.c
+14 -2
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@@ -921,12 +921,24 @@ int main(int argc, char *argv[], char *envp[])
err("error getting pipes: %s", strerror(errno));
goto exit;
}
retval = fcntl(signal_pipe[READ_END], F_SETFL, O_NONBLOCK);
retval = fcntl(signal_pipe[READ_END], F_GETFL, 0);
if (retval < 0) {
err("error fcntl on read pipe: %s", strerror(errno));
goto exit;
}
retval = fcntl(signal_pipe[WRITE_END], F_SETFL, O_NONBLOCK);
retval = fcntl(signal_pipe[READ_END], F_SETFL, retval | O_NONBLOCK);
if (retval < 0) {
err("error fcntl on read pipe: %s", strerror(errno));
goto exit;
}
retval = fcntl(signal_pipe[WRITE_END], F_GETFL, 0);
if (retval < 0) {
err("error fcntl on write pipe: %s", strerror(errno));
goto exit;
}
retval = fcntl(signal_pipe[WRITE_END], F_SETFL, retval | O_NONBLOCK);
if (retval < 0) {
err("error fcntl on write pipe: %s", strerror(errno));
goto exit;