qmail 1.03 import

1 files changed, 22 insertions, 0 deletions

diff --git a/timeoutwrite.c b/timeoutwrite.c
new file mode 100644
index 0000000..516d283
--- /dev/null
+++ b/timeoutwrite.c
@@ -0,0 +1,22 @@
+#include "timeoutwrite.h"
+#include "select.h"
+#include "error.h"
+#include "readwrite.h"
+
+int timeoutwrite(t,fd,buf,len) int t; int fd; char *buf; int len;
+{
+  fd_set wfds;
+  struct timeval tv;
+
+  tv.tv_sec = t;
+  tv.tv_usec = 0;
+
+  FD_ZERO(&wfds);
+  FD_SET(fd,&wfds);
+
+  if (select(fd + 1,(fd_set *) 0,&wfds,(fd_set *) 0,&tv) == -1) return -1;
+  if (FD_ISSET(fd,&wfds)) return write(fd,buf,len);
+
+  errno = error_timeout;
+  return -1;
+}