ncurses 6.2 - patch 20210612

[ncurses.git] / form / fty_regex.c

diff --git a/form/fty_regex.c b/form/fty_regex.c
index 7a42e7eee7f00b8d6b2c24a346b73606b2c8c0f8..616b383ad49ef2d5febd99e9f9cffde4424ae8d6 100644 (file)
--- a/form/fty_regex.c
+++ b/form/fty_regex.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2010,2012 Free Software Foundation, Inc.              *
+ * Copyright 2018,2020 Thomas E. Dickey                                     *
+ * Copyright 1998-2012,2015 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            *
@@ -34,10 +35,17 @@
 
 #include "form.priv.h"
 
-MODULE_ID("$Id: fty_regex.c,v 1.25 2012/10/27 20:12:53 tom Exp $")
+MODULE_ID("$Id: fty_regex.c,v 1.32 2020/12/12 01:15:37 tom Exp $")
 
-#if HAVE_REGEX_H_FUNCS         /* We prefer POSIX regex */
+#if HAVE_REGEX_H_FUNCS || HAVE_LIB_PCRE2       /* We prefer POSIX regex */
+
+#if HAVE_PCRE2POSIX_H
+#include <pcre2posix.h>
+#elif HAVE_PCREPOSIX_H
+#include <pcreposix.h>
+#else
 #include <regex.h>
+#endif
 
 typedef struct
   {
@@ -113,7 +121,7 @@ Generic_RegularExpression_Type(void *arg MAYBE_UNUSED)
 
   if (rx)
     {
-      preg = typeMalloc(RegExp_Arg, 1);
+      preg = typeCalloc(RegExp_Arg, 1);
 
       if (preg)
        {
@@ -264,6 +272,7 @@ Free_RegularExpression_Type(void *argp MAYBE_UNUSED)
            {
              free(ap->refCount);
              regfree(ap->pRegExp);
+             free(ap->pRegExp);
            }
 #elif HAVE_REGEXP_H_FUNCS | HAVE_REGEXPR_H_FUNCS
          if (ap->compiled_expression)
@@ -331,14 +340,14 @@ static FIELDTYPE typeREGEXP =
 #endif
 };
 
-NCURSES_EXPORT_VAR(FIELDTYPE*) TYPE_REGEXP = &typeREGEXP;
+FORM_EXPORT_VAR(FIELDTYPE *) TYPE_REGEXP = &typeREGEXP;
 
 #if NCURSES_INTEROP_FUNCS
 /* The next routines are to simplify the use of ncurses from
-   programming languages with restictions on interop with C level
+   programming languages with restrictions on interop with C level
    constructs (e.g. variable access or va_list + ellipsis constructs)
 */
-NCURSES_EXPORT(FIELDTYPE *)
+FORM_EXPORT(FIELDTYPE *)
 _nc_TYPE_REGEXP(void)
 {
   return TYPE_REGEXP;