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136 lines
3.9 KiB
C
136 lines
3.9 KiB
C
/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
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/* ====================================================================
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* Copyright (c) 1999-2004 Carnegie Mellon University. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* This work was supported in part by funding from the Defense Advanced
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* Research Projects Agency and the National Science Foundation of the
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* United States of America, and the CMU Sphinx Speech Consortium.
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*
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* THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND
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* ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
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* NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* ====================================================================
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*
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*/
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/*
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* case.h -- Upper/lower case conversion routines
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*
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* **********************************************
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* CMU ARPA Speech Project
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*
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* Copyright (c) 1999 Carnegie Mellon University.
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* ALL RIGHTS RESERVED.
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* **********************************************
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*
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* HISTORY
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* $Log: case.h,v $
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* Revision 1.7 2005/06/22 02:58:54 arthchan2003
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* Added keyword
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*
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* Revision 1.3 2005/03/30 01:22:48 archan
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* Fixed mistakes in last updates. Add
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*
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*
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* 18-Jun-97 M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon
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* Added strcmp_nocase, UPPER_CASE and LOWER_CASE definitions.
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*
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* 16-Feb-97 M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon
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* Created.
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*/
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/**
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* @file case.h
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* @brief Locale-independent implementation of case swapping operation.
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*
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* This function implements ASCII-only case switching and comparison
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* related operations, which do not depend on the locale and are
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* guaranteed to exist on all versions of Windows.
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*/
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#ifndef _LIBUTIL_CASE_H_
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#define _LIBUTIL_CASE_H_
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#include <string.h>
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#include <sphinxbase/prim_type.h>
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#include <sphinxbase/sphinxbase_export.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if 0
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/* Fool Emacs. */
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}
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#endif
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/**
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* Return upper case form for c
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*/
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#define UPPER_CASE(c) ((((c) >= 'a') && ((c) <= 'z')) ? (c-32) : c)
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/**
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* Return lower case form for c
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*/
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#define LOWER_CASE(c) ((((c) >= 'A') && ((c) <= 'Z')) ? (c+32) : c)
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/**
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* Convert str to all upper case.
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* @param str is a string.
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*/
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SPHINXBASE_EXPORT
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void ucase(char *str);
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/**
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* Convert str to all lower case
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* @param str is a string.
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*/
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SPHINXBASE_EXPORT
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void lcase(char *str);
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/**
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* (FIXME! The implementation is incorrect!)
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* Case insensitive string compare. Return the usual -1, 0, +1, depending on
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* str1 <, =, > str2 (case insensitive, of course).
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* @param str1 is the first string.
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* @param str2 is the second string.
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*/
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SPHINXBASE_EXPORT
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int32 strcmp_nocase(const char *str1, const char *str2);
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/**
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* Like strcmp_nocase() but with a maximum length.
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*/
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SPHINXBASE_EXPORT
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int32 strncmp_nocase(const char *str1, const char *str2, size_t len);
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#ifdef __cplusplus
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}
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#endif
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#endif
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