Audit wc(1)

Style cleanup, Manpage refactoring.

README

@@ -86,7 +86,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support,
 =*| unlink          yes                          none
 =*| uudecode        yes                          none
 =*| uuencode        yes                          none
-#*  wc              yes                          none
+#*| wc              yes                          none
 =   xargs           no                           -I, -L, -p, -s, -t, -x
 =*| yes             non-posix                    none
 

wc.1

@@ -1,4 +1,4 @@
-.Dd February 1, 2015
+.Dd March 18, 2015
 .Dt WC 1
 .Os sbase
 .Sh NAME
@@ -11,9 +11,9 @@
 .Op Ar file ...
 .Sh DESCRIPTION
 .Nm
-prints the number of lines, words and bytes in each
-.Ar file ,
-unless set differently with flags.
+writes the number of lines, words and bytes in each
+.Ar file
+to stdout.
 If no
 .Ar file
 is given

wc.c

@@ -61,7 +61,7 @@ int
 main(int argc, char *argv[])
 {
 	FILE *fp;
-	int i;
+	int many;
 	int ret = 0;
 
 	ARGBEGIN {
@@ -81,20 +81,21 @@ main(int argc, char *argv[])
 		usage();
 	} ARGEND;
 
-	if (argc == 0) {
+	if (!argc) {
 		wc(stdin, NULL);
 	} else {
-		for (i = 0; i < argc; i++) {
-			if (!(fp = fopen(argv[i], "r"))) {
-				weprintf("fopen %s:", argv[i]);
+		for (many = (argc > 1); *argv; argc--, argv++) {
+			if (!(fp = fopen(*argv, "r"))) {
+				weprintf("fopen %s:", *argv);
 				ret = 1;
 				continue;
 			}
-			wc(fp, argv[i]);
+			wc(fp, *argv);
 			fclose(fp);
 		}
-		if (argc > 1)
+		if (many)
 			output("total", tc, tl, tw);
 	}
+
 	return ret;
 }