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Annotation of embedaddon/pcre/pcre32_ord2utf32.c, revision 1.1

1.1     ! misho       1: /*************************************************
        !             2: *      Perl-Compatible Regular Expressions       *
        !             3: *************************************************/
        !             4: 
        !             5: /* PCRE is a library of functions to support regular expressions whose syntax
        !             6: and semantics are as close as possible to those of the Perl 5 language.
        !             7: 
        !             8:                        Written by Philip Hazel
        !             9:            Copyright (c) 1997-2012 University of Cambridge
        !            10: 
        !            11: -----------------------------------------------------------------------------
        !            12: Redistribution and use in source and binary forms, with or without
        !            13: modification, are permitted provided that the following conditions are met:
        !            14: 
        !            15:     * Redistributions of source code must retain the above copyright notice,
        !            16:       this list of conditions and the following disclaimer.
        !            17: 
        !            18:     * Redistributions in binary form must reproduce the above copyright
        !            19:       notice, this list of conditions and the following disclaimer in the
        !            20:       documentation and/or other materials provided with the distribution.
        !            21: 
        !            22:     * Neither the name of the University of Cambridge nor the names of its
        !            23:       contributors may be used to endorse or promote products derived from
        !            24:       this software without specific prior written permission.
        !            25: 
        !            26: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
        !            27: AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            28: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            29: ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
        !            30: LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            31: CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            32: SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            33: INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            34: CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            35: ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            36: POSSIBILITY OF SUCH DAMAGE.
        !            37: -----------------------------------------------------------------------------
        !            38: */
        !            39: 
        !            40: 
        !            41: /* This file contains a private PCRE function that converts an ordinal
        !            42: character value into a UTF32 string. */
        !            43: 
        !            44: #ifdef HAVE_CONFIG_H
        !            45: #include "config.h"
        !            46: #endif
        !            47: 
        !            48: /* Generate code with 32 bit character support. */
        !            49: #define COMPILE_PCRE32
        !            50: 
        !            51: #include "pcre_internal.h"
        !            52: 
        !            53: /*************************************************
        !            54: *       Convert character value to UTF-32         *
        !            55: *************************************************/
        !            56: 
        !            57: /* This function takes an integer value in the range 0 - 0x10ffff
        !            58: and encodes it as a UTF-32 character in 1 pcre_uchars.
        !            59: 
        !            60: Arguments:
        !            61:   cvalue     the character value
        !            62:   buffer     pointer to buffer for result - at least 1 pcre_uchars long
        !            63: 
        !            64: Returns:     number of characters placed in the buffer
        !            65: */
        !            66: 
        !            67: unsigned int
        !            68: PRIV(ord2utf)(pcre_uint32 cvalue, pcre_uchar *buffer)
        !            69: {
        !            70: #ifdef SUPPORT_UTF
        !            71: 
        !            72: *buffer = (pcre_uchar)cvalue;
        !            73: return 1;
        !            74: 
        !            75: #else /* SUPPORT_UTF */
        !            76: (void)(cvalue);  /* Keep compiler happy; this function won't ever be */
        !            77: (void)(buffer);  /* called when SUPPORT_UTF is not defined. */
        !            78: return 0;
        !            79: #endif /* SUPPORT_UTF */
        !            80: }
        !            81: 
        !            82: /* End of pcre32_ord2utf32.c */