8485 Remove set but unused variables in usr/src/cmd

@@ -1,6 +1,7 @@
 /*
+ * Copyright 2017 Gary Mills
  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */

@@ -10,12 +11,10 @@
  * Copyright (c) 1980 Regents of the University of California.
  * All rights reserved. The Berkeley software License Agreement
  * specifies the terms and conditions for redistribution.
  */
 
-#pragma ident   "%Z%%M% %I%     %E% SMI"
-
 #include <stdio.h>
 #include <locale.h>
 #include <assert.h>
 #define SAME 0
 #define FGCT 10

@@ -35,57 +34,34 @@
         static char name[100] = "";
         char *p, **ftp;
         extern long gdate();
         static FILE *fa = NULL;
         long lp, llen;
-        int len, k, nofil;
+        int k, nofil;
 
-#if D1
-        fprintf(stderr, "findline: %s\n", in);
-#endif
         if (mindex(in, '!'))
                 return (0);
 
         nofil = in[0] == 0;
         for (p = in; *p && *p != ':' && *p != ';'; p++)
                 ;
         if (*p) *p++ = 0;
         else p = in;
         k = sscanf(p, "%ld,%ld", &lp, &llen);
-#ifdef D1
-        fprintf(stderr, "p %s k %d lp %ld llen %ld\n", p, k, lp, llen);
-#endif
         if (k < 2) {
                 lp = 0;
                 llen = outlen;
         }
-#ifdef D1
-        fprintf(stderr, "lp %ld llen %ld\n", lp, llen);
-#endif
-#ifdef D1
-        fprintf(stderr, "fa now %o, p %o in %o %s\n", fa, p, in, in);
-#endif
         if (nofil) {
-#if D1
-                fprintf(stderr, "set fa to stdin\n");
-#endif
                 fa = stdin;
         } else
                 if (strcmp(name, in) != 0 || 1) {
-#if D1
-                        fprintf(stderr, "old: %s new %s not equal\n", name, in);
-#endif
                         if (fa != NULL)
                                 fa = freopen(in, "r", fa);
                         else
                                 fa = fopen(in, "r");
-#if D1
                         if (fa == NULL)
-                                fprintf(stderr, "failed to (re)open *%s*\n",
-                                    in);
-#endif
-                        if (fa == NULL)
                                 return (0);
                         /* err("Can't open %s", in); */
                         strcpy(name, in);
                         if (gdate(fa) > indexdate && indexdate != 0) {
                                 if (keepold) {

@@ -103,24 +79,16 @@
                                 fprintf(stderr, gettext(
                                     "Warning: index predates file '%s'\n"),
                                     name);
                         }
                 }
-#if D1
-                else
-                        fprintf(stderr, "old %s new %s same fa %o\n",
-                            name, in, fa);
-#endif
         if (fa != NULL) {
                 fseek(fa, lp, 0);
                 *out = (char *)malloc(llen + 1);
                 if (*out == NULL) {
                         return (0);
                 }
-                len = fread(*out, 1, llen, fa);
+                (void) fread(*out, 1, llen, fa);
                 *(*out + llen) = 0;
-#ifdef D1
-                fprintf(stderr, "length as read is %d\n", len);
-#endif
         }
         return (llen);
 }