X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=intl%2Fhash-string.h;h=98c07e4a7c8304c17d610091f6dc092acb81c385;hb=66ae78222ef560a3d20f8b96e4d0eb41ea334cbb;hp=e66e8417a974b7a691ca1255ba98082f6fcf7289;hpb=27de1486ca34aaad446adb798d71a77d6f6304da;p=lyx.git diff --git a/intl/hash-string.h b/intl/hash-string.h index e66e8417a9..98c07e4a7c 100644 --- a/intl/hash-string.h +++ b/intl/hash-string.h @@ -1,63 +1,36 @@ -/* Implements a string hashing function. - Copyright (C) 1995, 1997 Free Software Foundation, Inc. +/* Description of GNU message catalog format: string hashing function. + Copyright (C) 1995, 1997-1998, 2000-2003, 2005 Free Software Foundation, Inc. - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU Library General Public License as published + by the Free Software Foundation; either version 2, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifdef HAVE_VALUES_H -# include -#endif + License along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, + USA. */ /* @@ end of prolog @@ */ -#ifndef PARAMS -# if __STDC__ -# define PARAMS(Args) Args -# else -# define PARAMS(Args) () -# endif -#endif - /* We assume to have `unsigned long int' value with at least 32 bits. */ #define HASHWORDBITS 32 +#ifndef _LIBC +# ifdef IN_LIBINTL +# define __hash_string libintl_hash_string +# else +# define __hash_string hash_string +# endif +#endif + /* Defines the so called `hashpjw' function by P.J. Weinberger [see Aho/Sethi/Ullman, COMPILERS: Principles, Techniques and Tools, 1986, 1987 Bell Telephone Laboratories, Inc.] */ -static unsigned long hash_string PARAMS ((const char *__str_param)); - -static inline unsigned long -hash_string (str_param) - const char *str_param; -{ - unsigned long int hval, g; - const char *str = str_param; - - /* Compute the hash value for the given string. */ - hval = 0; - while (*str != '\0') - { - hval <<= 4; - hval += (unsigned long) *str++; - g = hval & ((unsigned long) 0xf << (HASHWORDBITS - 4)); - if (g != 0) - { - hval ^= g >> (HASHWORDBITS - 8); - hval ^= g; - } - } - return hval; -} +extern unsigned long int __hash_string (const char *str_param);