Make a parameter to an mg function not throw an error just

because it is numerical.

diff --git a/usr.bin/mg/interpreter.c b/usr.bin/mg/interpreter.c
index c47616a..d71ce41 100644 (file)
--- a/usr.bin/mg/interpreter.c
+++ b/usr.bin/mg/interpreter.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: interpreter.c,v 1.12 2021/03/22 09:26:23 lum Exp $   */
+/*      $OpenBSD: interpreter.c,v 1.13 2021/03/23 15:22:25 lum Exp $   */
 /*
  * This file is in the public domain.
  *
@@ -43,6 +43,8 @@
  * 
  */
 #include <sys/queue.h>
+
+#include <limits.h>
 #include <regex.h>
 #include <signal.h>
 #include <stdio.h>
@@ -384,8 +386,15 @@ multiarg(char *funstr)
                                spc = 1;
                                fin = 0;
                                continue;
-                       } else
-                               return (dobeep_msgs("Var not found:", argp));
+                       } else {
+                               const char *errstr;
+                               int iters;
+
+                               iters = strtonum(argp, 0, INT_MAX, &errstr);
+                               if (errstr != NULL)
+                                       return (dobeep_msgs("Var not found:",
+                                           argp));
+                       }
 
                        if (strlcpy(excbuf, cmdp, sizeof(excbuf))
                            >= sizeof(excbuf))