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Diffstat (limited to 'intl/plural-exp.c')
| -rw-r--r-- | intl/plural-exp.c | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/intl/plural-exp.c b/intl/plural-exp.c deleted file mode 100644 index be96173..0000000 --- a/intl/plural-exp.c +++ /dev/null @@ -1,156 +0,0 @@ -/* Expression parsing for plural form selection. - Copyright (C) 2000, 2001 Free Software Foundation, Inc. - Written by Ulrich Drepper <drepper@cygnus.com>, 2000. - - 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, - USA. */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <ctype.h> -#include <stdlib.h> -#include <string.h> - -#include "plural-exp.h" - -#if (defined __GNUC__ && !defined __APPLE_CC__) \ - || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L) - -/* These structs are the constant expression for the germanic plural - form determination. It represents the expression "n != 1". */ -static const struct expression plvar = -{ - .nargs = 0, - .operation = var, -}; -static const struct expression plone = -{ - .nargs = 0, - .operation = num, - .val = - { - .num = 1 - } -}; -struct expression GERMANIC_PLURAL = -{ - .nargs = 2, - .operation = not_equal, - .val = - { - .args = - { - [0] = (struct expression *) &plvar, - [1] = (struct expression *) &plone - } - } -}; - -# define INIT_GERMANIC_PLURAL() - -#else - -/* For compilers without support for ISO C 99 struct/union initializers: - Initialization at run-time. */ - -static struct expression plvar; -static struct expression plone; -struct expression GERMANIC_PLURAL; - -static void -init_germanic_plural () -{ - if (plone.val.num == 0) - { - plvar.nargs = 0; - plvar.operation = var; - - plone.nargs = 0; - plone.operation = num; - plone.val.num = 1; - - GERMANIC_PLURAL.nargs = 2; - GERMANIC_PLURAL.operation = not_equal; - GERMANIC_PLURAL.val.args[0] = &plvar; - GERMANIC_PLURAL.val.args[1] = &plone; - } -} - -# define INIT_GERMANIC_PLURAL() init_germanic_plural () - -#endif - -void -internal_function -EXTRACT_PLURAL_EXPRESSION (nullentry, pluralp, npluralsp) - const char *nullentry; - struct expression **pluralp; - unsigned long int *npluralsp; -{ - if (nullentry != NULL) - { - const char *plural; - const char *nplurals; - - plural = strstr (nullentry, "plural="); - nplurals = strstr (nullentry, "nplurals="); - if (plural == NULL || nplurals == NULL) - goto no_plural; - else - { - char *endp; - unsigned long int n; - struct parse_args args; - - /* First get the number. */ - nplurals += 9; - while (*nplurals != '\0' && isspace ((unsigned char) *nplurals)) - ++nplurals; - if (!(*nplurals >= '0' && *nplurals <= '9')) - goto no_plural; -#if defined HAVE_STRTOUL || defined _LIBC - n = strtoul (nplurals, &endp, 10); -#else - for (endp = nplurals, n = 0; *endp >= '0' && *endp <= '9'; endp++) - n = n * 10 + (*endp - '0'); -#endif - if (nplurals == endp) - goto no_plural; - *npluralsp = n; - - /* Due to the restrictions bison imposes onto the interface of the - scanner function we have to put the input string and the result - passed up from the parser into the same structure which address - is passed down to the parser. */ - plural += 7; - args.cp = plural; - if (PLURAL_PARSE (&args) != 0) - goto no_plural; - *pluralp = args.res; - } - } - else - { - /* By default we are using the Germanic form: singular form only - for `one', the plural form otherwise. Yes, this is also what - English is using since English is a Germanic language. */ - no_plural: - INIT_GERMANIC_PLURAL (); - *pluralp = &GERMANIC_PLURAL; - *npluralsp = 2; - } -} |