tee: remove stdio

diff --git a/Applications/util/tee.c b/Applications/util/tee.c
index 5701868..eda25c2 100644 (file)
--- 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);
   }