mg: fix -Wunused-but-set-variable warnings

strtonum() is only called to verify that a string is numerical, the
return value is unused.
inlist is no longer used after the code was refactored.

ok millert@ guenther@

diff --git a/usr.bin/mg/interpreter.c b/usr.bin/mg/interpreter.c
index 320b408..9296939 100644 (file)
--- a/usr.bin/mg/interpreter.c
+++ b/usr.bin/mg/interpreter.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: interpreter.c,v 1.32 2021/05/12 11:13:23 lum Exp $   */
+/*      $OpenBSD: interpreter.c,v 1.33 2022/01/20 14:07:34 naddy Exp $ */
 /*
  * This file is in the public domain.
  *
@@ -492,9 +492,8 @@ multiarg(char *cmdp, char *argbuf, int numparams)
 
                                if (!doregex(regs, argp)) {
                                const char *errstr;
-                               int iters;
 
-                               iters = strtonum(argp, 0, INT_MAX, &errstr);
+                               strtonum(argp, 0, INT_MAX, &errstr);
                                if (errstr != NULL)
                                        return (dobeep_msgs("Var not found:",
                                            argp));
@@ -628,7 +627,7 @@ expandvals(char *cmdp, char *valp, char *bp)
        char    *argp, *endp, *p, *v, *s = " ";
        char    *regs;
        int      spc, cnt;
-       int      inlist, sizof, fin, inquote;
+       int      sizof, fin, inquote;
 
        /* now find the first argument */
        p = skipwhite(valp);
@@ -637,7 +636,7 @@ expandvals(char *cmdp, char *valp, char *bp)
                return (dobeep_msg("strlcpy error"));
        argp = argbuf;
        spc = 1; /* initially fake a space so we find first argument */
-       inlist = fin = inquote = cnt = spc = 0;
+       fin = inquote = cnt = spc = 0;
 
        for (p = argbuf; *p != '\0'; p++) {
                if (*(p + 1) == '\0')
@@ -693,9 +692,8 @@ expandvals(char *cmdp, char *valp, char *bp)
                                continue;
                        } else {
                                const char *errstr;
-                               int iters;
 
-                               iters = strtonum(argp, 0, INT_MAX, &errstr);
+                               strtonum(argp, 0, INT_MAX, &errstr);
                                if (errstr != NULL)
                                        return (dobeep_msgs("Var not found:",
                                            argp));