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1 /************************************************* 2 * Perl-Compatible Regular Expressions * 3 *************************************************/ 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. 8 Written by Philip Hazel 9 Copyright (c) 2023 University of Cambridge 11 ----------------------------------------------------------------------------- 12 Redistribution and use in source and binary forms, with or without 13 modification, are permitted provided that the following conditions are met: 15 * Redistributions of source code must retain the above copyright notice, 16 this list of conditions and the following disclaimer. 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. 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. 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 ----------------------------------------------------------------------------- 40 /* This file contains functions to implement checked integer operation */ 42 #ifndef PCRE2_PCRE2TEST 50 /************************************************* 51 * Checked Integer Multiplication * 52 *************************************************/ 56 r A pointer to PCRE2_SIZE to store the answer 59 Returns: Bool indicating if the operation overflows 61 It is modeled after C23's <stdckdint.h> interface 62 The INT64_OR_DOUBLE type is a 64-bit integer type when available, 68 #ifdef HAVE_BUILTIN_MUL_OVERFLOW 71 if(__builtin_mul_overflow(
a,
b, &m))
return TRUE;
83 #if defined INT64_MAX || defined int64_t 96 /* End of pcre_chkdint.c */#define TRUE
bool replacment for C indicating true.
#define FALSE
bool replacment for C indicating false.
double r(size_t dimension_, const Int4 *score_, const double *prob_, double theta_)
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