chiark / gitweb /
qmail-smtpd: Oops. I want 550, not 553, for unknown mailboxes.
[qmail] / fd_copy.c
1 #include <fcntl.h>
2 #include "fd.h"
3
4 int fd_copy(to,from)
5 int to;
6 int from;
7 {
8   if (to == from) return 0;
9   if (fcntl(from,F_GETFL,0) == -1) return -1;
10   close(to);
11   if (fcntl(from,F_DUPFD,to) == -1) return -1;
12   return 0;
13 }