-/* $OpenBSD: misc.c,v 1.12 2001/06/26 17:27:24 markus Exp $ */
-
/*
* Copyright (c) 2000 Markus Friedl. All rights reserved.
*
*/
#include "includes.h"
-RCSID("$OpenBSD: misc.c,v 1.12 2001/06/26 17:27:24 markus Exp $");
+RCSID("$OpenBSD: misc.c,v 1.21 2003/04/12 10:15:36 markus Exp $");
#include "misc.h"
#include "log.h"
{
char *t = s;
while (*t) {
- if(*t == '\n' || *t == '\r') {
+ if (*t == '\n' || *t == '\r') {
*t = '\0';
return s;
}
debug2("fd %d is O_NONBLOCK", fd);
return;
}
- debug("fd %d setting O_NONBLOCK", fd);
+ debug2("fd %d setting O_NONBLOCK", fd);
val |= O_NONBLOCK;
if (fcntl(fd, F_SETFL, val) == -1)
- if (errno != ENODEV)
- error("fcntl(%d, F_SETFL, O_NONBLOCK): %s",
- fd, strerror(errno));
+ debug("fcntl(%d, F_SETFL, O_NONBLOCK): %s",
+ fd, strerror(errno));
}
void
debug("fd %d clearing O_NONBLOCK", fd);
val &= ~O_NONBLOCK;
if (fcntl(fd, F_SETFL, val) == -1)
- if (errno != ENODEV)
- error("fcntl(%d, F_SETFL, O_NONBLOCK): %s",
- fd, strerror(errno));
+ debug("fcntl(%d, F_SETFL, O_NONBLOCK): %s",
+ fd, strerror(errno));
+}
+
+/* disable nagle on socket */
+void
+set_nodelay(int fd)
+{
+ int opt;
+ socklen_t optlen;
+
+ optlen = sizeof opt;
+ if (getsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &opt, &optlen) == -1) {
+ error("getsockopt TCP_NODELAY: %.100s", strerror(errno));
+ return;
+ }
+ if (opt == 1) {
+ debug2("fd %d is TCP_NODELAY", fd);
+ return;
+ }
+ opt = 1;
+ debug2("fd %d setting TCP_NODELAY", fd);
+ if (setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof opt) == -1)
+ error("setsockopt TCP_NODELAY: %.100s", strerror(errno));
}
/* Characters considered whitespace in strsep calls. */
if (args->list == NULL) {
args->nalloc = 32;
args->num = 0;
- } else if (args->num+2 >= args->nalloc)
+ } else if (args->num+2 >= args->nalloc)
args->nalloc *= 2;
args->list = xrealloc(args->list, args->nalloc * sizeof(char *));
args->list[args->num++] = xstrdup(buf);
args->list[args->num] = NULL;
}
-
-mysig_t
-mysignal(int sig, mysig_t act)
-{
-#ifdef HAVE_SIGACTION
- struct sigaction sa, osa;
-
- if (sigaction(sig, NULL, &osa) == -1)
- return (mysig_t) -1;
- if (osa.sa_handler != act) {
- memset(&sa, 0, sizeof(sa));
- sigemptyset(&sa.sa_mask);
- sa.sa_flags = 0;
-#if defined(SA_INTERRUPT)
- if (sig == SIGALRM)
- sa.sa_flags |= SA_INTERRUPT;
-#endif
- sa.sa_handler = act;
- if (sigaction(sig, &sa, NULL) == -1)
- return (mysig_t) -1;
- }
- return (osa.sa_handler);
-#else
- return (signal(sig, act));
-#endif
-}