common/pattern.hh

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Copyright (c) 2000-2015 Ericsson Telecom AB
   3 // All rights reserved. This program and the accompanying materials
   4 // are made available under the terms of the Eclipse Public License v1.0
   5 // which accompanies this distribution, and is available at
   6 // http://www.eclipse.org/legal/epl-v10.html
   7 ///////////////////////////////////////////////////////////////////////////////
   8 #ifndef _common_pattern_HH
   9 #define _common_pattern_HH
  10
  11 #ifndef __GNUC__
  12 /** If a C compiler other than GCC is used the macro below will substitute all
  13  * GCC-specific non-standard attributes with an empty string. */
  14 #ifndef __attribute__
  15 #define __attribute__(arg)
  16 #endif
  17 #endif
  18
  19 /** This is the interface for pattern. This function converts a TTCN-3
  20  *  charstring pattern to a POSIX Extended Regular Expression (ERE).
  21  *  If error occurs, returns a NULL-pointer. It uses the
  22  *  TTCN_pattern_error() and TTCN_pattern_warning() functions to
  23  *  report errors/warnings.
  24  *
  25  *  The function is also used on universal charstring patterns (in UTF-8 format)
  26  *  during JSON schema generation. In this case the 2nd parameter must be set
  27  *  to true, so no errors are reported for the extended ASCII characters. */
  28 extern char* TTCN_pattern_to_regexp(const char* p_pattern, bool utf8 = false);
  29
  30 extern char* TTCN_pattern_to_regexp_uni(const char* p_pattern,
  31   int** groups = 0);
  32
  33 /* defined elsewhere (can be different in compiler/runtime) */
  34
  35 extern void TTCN_pattern_error(const char *fmt_str, ...)
  36   __attribute__ ((__format__ (__printf__, 1, 2)));
  37 extern void TTCN_pattern_warning(const char *fmt_str, ...)
  38   __attribute__ ((__format__ (__printf__, 1, 2)));
  39
  40 #endif /* _common_pattern_HH */