- (bal) "extration" -> "extraction" in ssh-rand-helper.c; repoted by john

[openssh.git] / openbsd-compat / bsd-misc.c

diff --git a/openbsd-compat/bsd-misc.c b/openbsd-compat/bsd-misc.c
index af4a32bcedb89aefb445a70fb8f5cd97e43d52ee..4373ce24aeaaef2eb19cc015d06f79669a6fcd56 100644 (file)
--- a/openbsd-compat/bsd-misc.c
+++ b/openbsd-compat/bsd-misc.c
@@ -31,7 +31,7 @@ RCSID("$Id$");
  * NB. duplicate __progname in case it is an alias for argv[0]
  * Otherwise it may get clobbered by setproctitle()
  */
-char *get_progname(char *argv0)
+char *ssh_get_progname(char *argv0)
 {
 #ifdef HAVE___PROGNAME
        extern char *__progname;
@@ -180,3 +180,49 @@ tcgetpgrp(int fd)
 }
 #endif /* HAVE_TCGETPGRP */
 
+#ifndef HAVE_TCSENDBREAK
+int
+tcsendbreak(int fd, int duration)
+{
+# if defined(TIOCSBRK) && defined(TIOCCBRK)
+       struct timeval sleepytime;
+
+       sleepytime.tv_sec = 0;
+       sleepytime.tv_usec = 400000;
+       if (ioctl(fd, TIOCSBRK, 0) == -1)
+               return (-1);
+       (void)select(0, 0, 0, 0, &sleepytime);
+       if (ioctl(fd, TIOCCBRK, 0) == -1)
+               return (-1);
+       return (0);
+# else
+       return -1;
+# endif
+}
+#endif /* HAVE_TCSENDBREAK */
+
+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;
+#ifdef 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
+}