From 9439fcd8ee88da7419974c67e0169c7e868f1d39 Mon Sep 17 00:00:00 2001
From: Alan Cox <alan@linux.intel.com>
Date: Thu, 21 May 2015 23:37:50 +0100
Subject: [PATCH] tee: remove stdio

---
 Applications/util/tee.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/Applications/util/tee.c b/Applications/util/tee.c
index 57018680..eda25c28 100644
--- a/Applications/util/tee.c
+++ b/Applications/util/tee.c
@@ -34,18 +34,26 @@
 */  
 /* tee - pipe fitting			Author: Paul Polderman */
 
+/* stdio use removed Alan Cox 2015 */
+
 #include <stdio.h>
 #include <sys/types.h>
 #include <fcntl.h>
 #include <signal.h>
 #include <unistd.h>
 #include <stdlib.h>
+#include <string.h>
 
 #define	MAXFD	18
 #define CHUNK_SIZE	4096
 
 int fd[MAXFD];
 
+void writes(const char *p)
+{
+  write(2, p, strlen(p));
+}
+
 int main(int argc, char *argv[])
 {
   char iflag = 0, aflag = 0;
@@ -64,7 +72,7 @@ int main(int argc, char *argv[])
 		aflag++;
 		break;
 	    default:
-		fprintf(stderr,"Usage: tee [-i] [-a] [files].\n");
+		writes("Usage: tee [-i] [-a] [files].\n");
 		exit(1);
 	}
 	argv++;
@@ -78,9 +86,9 @@ int main(int argc, char *argv[])
 	} else {
 		if ((fd[s] = creat(*argv, 0666)) >= 0) continue;
 	}
-	fprintf(stderr,"Cannot open output file: ");
-	fprintf(stderr,*argv);
-	fprintf(stderr,"\n");
+	writes("Cannot open output file: ");
+	writes(*argv);
+	writes("\n");
 	exit(2);
   }
 
-- 
2.34.1