From 2e9a506a0442bc49267d84f0a6fa1b0ad8ccd6cd Mon Sep 17 00:00:00 2001
From: markm <markm@FreeBSD.org>
Date: Fri, 22 Feb 2002 21:11:03 +0000
Subject: Fix warnings inspired by lint, a commercial lint and WARNS=4.

---
 bin/hostname/hostname.c | 7 +++++--
 bin/ln/ln.c             | 1 +
 bin/mkdir/mkdir.c       | 8 ++++----
 3 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/bin/hostname/hostname.c b/bin/hostname/hostname.c
index 23171d6..7700bdd 100644
--- a/bin/hostname/hostname.c
+++ b/bin/hostname/hostname.c
@@ -83,8 +83,11 @@ main(int argc, char *argv[])
 	} else {
 		if (gethostname(hostname, (int)sizeof(hostname)))
 			err(1, "gethostname");
-		if (sflag && (p = strchr(hostname, '.')))
-			*p = '\0';
+		if (sflag) {
+			p = strchr(hostname, '.');
+			if (p != NULL)
+				*p = '\0';
+		}
 		(void)printf("%s\n", hostname);
 	}
 	exit(0);
diff --git a/bin/ln/ln.c b/bin/ln/ln.c
index c3ce1d0..8cd33dc 100644
--- a/bin/ln/ln.c
+++ b/bin/ln/ln.c
@@ -131,6 +131,7 @@ main(int argc, char *argv[])
 		exit(linkit(argv[0], ".", 1));
 	case 2:				/* ln target source */
 		exit(linkit(argv[0], argv[1], 0));
+	default:
 	}
 					/* ln target1 target2 directory */
 	sourcedir = argv[argc - 1];
diff --git a/bin/mkdir/mkdir.c b/bin/mkdir/mkdir.c
index bc06ff9..17e7ccf 100644
--- a/bin/mkdir/mkdir.c
+++ b/bin/mkdir/mkdir.c
@@ -57,16 +57,16 @@ static const char rcsid[] =
 #include <sysexits.h>
 #include <unistd.h>
 
-int	build(char *, mode_t);
-void	usage(void);
+static int	build(char *, mode_t);
+static void	usage(void);
 
 int vflag;
 
 int
 main(int argc, char *argv[])
 {
-	int ch, exitval, success, omode, pflag;
-	mode_t *set = (mode_t *)NULL;
+	int ch, exitval, success, pflag;
+	mode_t omode, *set = (mode_t *)NULL;
 	char *mode;
 
 	omode = pflag = 0;
-- 
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