X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=form%2Ffty_regex.c;h=3a8b404714bf29fa95575aaaabdaad91e5ae0aa4;hp=2c0a4caa6bb312d82247a92ecec8ea4cc9d83989;hb=e5d1530ca229aef94a3c84ad33f8ae89f35c4045;hpb=c6540b9c89dda1a6a8bd681726831e8924176504;ds=sidebyside

diff --git a/form/fty_regex.c b/form/fty_regex.c
index 2c0a4caa..3a8b4047 100644
--- a/form/fty_regex.c
+++ b/form/fty_regex.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2009,2010 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 1.24 2010/01/23 21:14:37 tom Exp $")
+MODULE_ID("$Id: fty_regex.c,v 1.30 2020/05/24 01:40:20 anonymous.maarten 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)
 	{
@@ -123,9 +131,8 @@ Generic_RegularExpression_Type(void *arg MAYBE_UNUSED)
 			  (REG_EXTENDED | REG_NOSUB | REG_NEWLINE)))
 	    {
 	      T((T_CREATE("regex_t %p"), (void *)preg->pRegExp));
-	      preg->refCount = typeMalloc(unsigned long, 1);
-
-	      *(preg->refCount) = 1;
+	      if ((preg->refCount = typeMalloc(unsigned long, 1)) != 0)
+		 *(preg->refCount) = 1;
 	    }
 	  else
 	    {
@@ -151,9 +158,8 @@ Generic_RegularExpression_Type(void *arg MAYBE_UNUSED)
 
 	  T((T_CREATE("RegExp_Arg %p"), pArg));
 	  pArg->compiled_expression = NULL;
-	  pArg->refCount = typeMalloc(unsigned long, 1);
-
-	  *(pArg->refCount) = 1;
+	  if ((pArg->refCount = typeMalloc(unsigned long, 1)) != 0)
+	     *(pArg->refCount) = 1;
 
 	  do
 	    {
@@ -266,6 +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)
@@ -333,14 +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
    constructs (e.g. variable access or va_list + ellipsis constructs)
 */
-NCURSES_EXPORT(FIELDTYPE *)
+FORM_EXPORT(FIELDTYPE *)
 _nc_TYPE_REGEXP(void)
 {
   return TYPE_REGEXP;