X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=form%2Ffld_max.c;h=bfeadf9b7fa8d1a7f3326a1c469a8f547d083cd6;hp=fc00bc21259a266ce6ef3d3a9f385fb895da34b2;hb=d6c65d287166c3105ece4a5e3f3ec7af5a5f26a3;hpb=eccca377f55c70b12e3e92621d94d1e1c1fcfb7d

diff --git a/form/fld_max.c b/form/fld_max.c
index fc00bc21..bfeadf9b 100644
--- a/form/fld_max.c
+++ b/form/fld_max.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2013,2019 Free Software Foundation, Inc.              *
+ * Copyright 2019,2020 Thomas E. Dickey                                     *
+ * Copyright 1998-2012,2013 Free Software Foundation, Inc.                  *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -32,7 +33,7 @@
 
 #include "form.priv.h"
 
-MODULE_ID("$Id: fld_max.c,v 1.14 2019/01/19 21:26:06 Leon.Winter Exp $")
+MODULE_ID("$Id: fld_max.c,v 1.17 2020/05/24 01:40:20 anonymous.maarten Exp $")
 
 /*---------------------------------------------------------------------------
 |   Facility      :  libnform  
@@ -44,7 +45,7 @@ MODULE_ID("$Id: fld_max.c,v 1.14 2019/01/19 21:26:06 Leon.Winter Exp $")
 |   Return Values :  E_OK           - success
 |                    E_BAD_ARGUMENT - invalid argument
 +--------------------------------------------------------------------------*/
-NCURSES_EXPORT(int)
+FORM_EXPORT(int)
 set_max_field(FIELD *field, int maxgrow)
 {
   T((T_CALLED("set_max_field(%p,%d)"), (void *)field, maxgrow));
@@ -63,7 +64,9 @@ set_max_field(FIELD *field, int maxgrow)
 	    RETURN(E_BAD_ARGUMENT);
 	}
       field->maxgrow = maxgrow;
-      if (Field_Has_Option(field, O_INPUT_LIMIT) && field->dcols > maxgrow)
+      /* shrink */
+      if (maxgrow > 0 && Field_Has_Option(field, O_INPUT_LIMIT) &&
+	  field->dcols > maxgrow)
 	field->dcols = maxgrow;
       ClrStatus(field, _MAY_GROW);
       if (!((unsigned)field->opts & O_STATIC))