promote correct style for error checking

ok tedu@ deraadt@ krw@

3 files changed, 15 insertions, 15 deletions

diff --git a/lib/libc/net/getaddrinfo.3 b/lib/libc/net/getaddrinfo.3
index 3e1f16d7832..7250407d659 100644
--- a/lib/libc/net/getaddrinfo.3
+++ b/lib/libc/net/getaddrinfo.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: getaddrinfo.3,v 1.46 2009/05/06 19:03:09 jacekm Exp $
+.\"	$OpenBSD: getaddrinfo.3,v 1.47 2009/07/09 10:14:41 eric Exp $
 .\"	$KAME: getaddrinfo.3,v 1.36 2005/01/05 03:23:05 itojun Exp $
 .\"
 .\" Copyright (C) 2004  Internet Systems Consortium, Inc. ("ISC")
@@ -16,7 +16,7 @@
 .\" OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 .\" PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: May 6 2009 $
+.Dd $Mdocdate: July 9 2009 $
 .Dt GETADDRINFO 3
 .Os
 .Sh NAME
@@ -325,12 +325,12 @@ s = -1;
 for (res = res0; res; res = res->ai_next) {
 	s = socket(res->ai_family, res->ai_socktype,
 	    res->ai_protocol);
-	if (s < 0) {
+	if (s == -1) {
 		cause = "socket";
 		continue;
 	}
 
-	if (connect(s, res->ai_addr, res->ai_addrlen) < 0) {
+	if (connect(s, res->ai_addr, res->ai_addrlen) == -1) {
 		cause = "connect";
 		save_errno = errno;
 		close(s);
@@ -341,7 +341,7 @@ for (res = res0; res; res = res->ai_next) {
 
 	break;	/* okay we got one */
 }
-if (s < 0)
+if (s == -1)
 	err(1, "%s", cause);
 freeaddrinfo(res0);
 .Ed
@@ -368,12 +368,12 @@ nsock = 0;
 for (res = res0; res && nsock < MAXSOCK; res = res->ai_next) {
 	s[nsock] = socket(res->ai_family, res->ai_socktype,
 	    res->ai_protocol);
-	if (s[nsock] < 0) {
+	if (s[nsock] == -1) {
 		cause = "socket";
 		continue;
 	}
 
-	if (bind(s[nsock], res->ai_addr, res->ai_addrlen) < 0) {
+	if (bind(s[nsock], res->ai_addr, res->ai_addrlen) == -1) {
 		cause = "bind";
 		save_errno = errno;
 		close(s[nsock]);
diff --git a/lib/libc/sys/getdirentries.2 b/lib/libc/sys/getdirentries.2
index 42833263080..80fc06da0dd 100644
--- a/lib/libc/sys/getdirentries.2
+++ b/lib/libc/sys/getdirentries.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: getdirentries.2,v 1.21 2007/05/31 19:19:32 jmc Exp $
+.\"	$OpenBSD: getdirentries.2,v 1.22 2009/07/09 10:14:41 eric Exp $
 .\"	$NetBSD: getdirentries.2,v 1.7 1995/10/12 15:40:50 jtc Exp $
 .\"
 .\" Copyright (c) 1989, 1991, 1993
@@ -30,7 +30,7 @@
 .\"
 .\"	@(#)getdirentries.2	8.1 (Berkeley) 6/9/93
 .\"
-.Dd $Mdocdate: May 31 2007 $
+.Dd $Mdocdate: July 9 2009 $
 .Dt GETDIRENTRIES 2
 .Os
 .Sh NAME
@@ -154,9 +154,9 @@ char *path;
 struct stat sb;
 struct dirent *dp;
 
-if ((fd = open(path, O_RDONLY)) < 0)
+if ((fd = open(path, O_RDONLY)) == -1)
 	err(2, "cannot open %s", path);
-if (fstat(fd, &sb) < 0)
+if (fstat(fd, &sb) == -1)
 	err(2, "fstat");
 bufsize = sb.st_size;
 if (bufsize < sb.st_blksize)
@@ -173,7 +173,7 @@ while ((nbytes = getdirentries(fd, buf, bufsize, &base)) > 0) {
 		cp += dp->d_reclen;
 	}
 }
-if (nbytes < 0)
+if (nbytes == -1)
 	err(2, "getdirentries");
 free(buf);
 .Ed
diff --git a/lib/libc/sys/sigaltstack.2 b/lib/libc/sys/sigaltstack.2
index 032f7f9be31..f01e1c316aa 100644
--- a/lib/libc/sys/sigaltstack.2
+++ b/lib/libc/sys/sigaltstack.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: sigaltstack.2,v 1.13 2007/05/31 19:19:34 jmc Exp $
+.\"	$OpenBSD: sigaltstack.2,v 1.14 2009/07/09 10:14:41 eric Exp $
 .\"	$NetBSD: sigaltstack.2,v 1.3 1995/02/27 10:41:52 cgd Exp $
 .\"
 .\" Copyright (c) 1983, 1991, 1992, 1993
@@ -30,7 +30,7 @@
 .\"
 .\"     @(#)sigaltstack.2	8.1 (Berkeley) 6/4/93
 .\"
-.Dd $Mdocdate: May 31 2007 $
+.Dd $Mdocdate: July 9 2009 $
 .Dt SIGALTSTACK 2
 .Os
 .Sh NAME
@@ -110,7 +110,7 @@ if ((sigstk.ss_sp = malloc(SIGSTKSZ)) == NULL)
 	/* error return */
 sigstk.ss_size = SIGSTKSZ;
 sigstk.ss_flags = 0;
-if (sigaltstack(&sigstk,0) < 0)
+if (sigaltstack(&sigstk, 0) == -1)
 	perror("sigaltstack");
 .Ed
 .Pp