icuSources/i18n/uregexc.cpp

   1 // © 2016 and later: Unicode, Inc. and others.
   2 // License & terms of use: http://www.unicode.org/copyright.html
   3 /*
   4 *******************************************************************************
   5 *   Copyright (C) 2003-2006, International Business Machines
   6 *   Corporation and others.  All Rights Reserved.
   7 *******************************************************************************
   8 *   file name:   regexc.cpp
   9 *   description: The purpose of this function is to separate the codepage
  10 *       conversion from the rest of the uregex_ API. This can removes any
  11 *       dependency on codepage conversion, which reduces the overhead of
  12 */
  13
  14 #include "unicode/uregex.h"
  15 #include "unicode/unistr.h"
  16
  17 U_NAMESPACE_USE
  18
  19 //----------------------------------------------------------------------------------------
  20 //
  21 //    uregex_openC
  22 //
  23 //----------------------------------------------------------------------------------------
  24 #if !UCONFIG_NO_CONVERSION && !UCONFIG_NO_REGULAR_EXPRESSIONS
  25
  26 U_CAPI URegularExpression * U_EXPORT2
  27 uregex_openC( const char           *pattern,
  28                     uint32_t        flags,
  29                     UParseError    *pe,
  30                     UErrorCode     *status) {
  31     if (U_FAILURE(*status)) {
  32         return NULL;
  33     }
  34     if (pattern == NULL) {
  35         *status = U_ILLEGAL_ARGUMENT_ERROR;
  36         return NULL;
  37     }
  38
  39     UnicodeString patString(pattern);
  40     return uregex_open(patString.getBuffer(), patString.length(), flags, pe, status);
  41 }
  42 #endif