diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 2003-01-05 23:10:17 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 2003-01-05 23:10:17 +0000 |
| commit | 3fd51a2cbea791c8ea93e7896f01fdbd4970f1f2 (patch) | |
| tree | 7ebc467c95165e03b5ee56eddcc9aef4a3940efe /libexec/spamd | |
| parent | 51e86ee836ac2596acb37357b4401513aa4e6aa8 (diff) | |
bit more error checking; andrushock@korovino.net
Diffstat (limited to 'libexec/spamd')
| -rw-r--r-- | libexec/spamd/spamd.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/libexec/spamd/spamd.c b/libexec/spamd/spamd.c index b5f4d5cb683..0bc75f949c2 100644 --- a/libexec/spamd/spamd.c +++ b/libexec/spamd/spamd.c @@ -1,4 +1,4 @@ -/* $OpenBSD: spamd.c,v 1.6 2002/12/30 22:05:57 mickey Exp $ */ +/* $OpenBSD: spamd.c,v 1.7 2003/01/05 23:10:16 deraadt Exp $ */ /* * Copyright (c) 2002 Theo de Raadt. All rights reserved. @@ -28,8 +28,10 @@ #include <sys/file.h> #include <sys/wait.h> #include <sys/socket.h> + #include <netinet/in.h> #include <arpa/inet.h> + #include <errno.h> #include <stdio.h> #include <unistd.h> @@ -327,11 +329,11 @@ main(int argc, char *argv[]) pw = getpwnam("_spamd"); if (!pw) pw = getpwnam("nobody"); - if (chroot("/var/empty") == -1) { + + if (chroot("/var/empty") == -1 || chdir("/") == -1) { syslog(LOG_ERR, "cannot chdir to /var/empty."); exit(1); } - chdir("/"); if (pw) { setgroups(1, &pw->pw_gid); @@ -391,7 +393,7 @@ main(int argc, char *argv[]) err(1, "socket"); if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &one, - sizeof(one)) == -1) + sizeof(one)) == -1) return(-1); memset(&sin, 0, sizeof sin); @@ -402,11 +404,13 @@ main(int argc, char *argv[]) if (bind(s, (struct sockaddr *)&sin, sizeof sin) == -1) err(1, "bind"); - listen(s, 10); + if (listen(s, 10) == -1) + err(1, "listen"); - if (debug == 0) - daemon(1, 1); - else + if (debug == 0) { + if (daemon(1, 1) == -1) + err(1, "fork"); + } else printf("listening for incoming connections.\n"); while (1) { |