/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1995. The GNU C Library 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 of the License, or (at your option) any later version. The GNU C Library 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 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_CONFIG_H # include #endif #include #include #include /* Undefine following line in production version. */ /* #define NDEBUG 1 */ #include #include "locales.h" #include "localeinfo.h" #include "stringtrans.h" void *xmalloc (size_t __n); void *xrealloc (void *__ptr, size_t __n); /* The real definition of the struct for the LC_NUMERIC locale. */ struct locale_numeric_t { const char *decimal_point; const char *thousands_sep; char *grouping; size_t grouping_max; size_t grouping_act; }; void numeric_startup (struct linereader *lr, struct localedef_t *locale, struct charset_t *charset) { struct locale_numeric_t *numeric; /* It is important that we always use UCS1 encoding for strings now. */ encoding_method = ENC_UCS1; locale->categories[LC_NUMERIC].numeric = numeric = (struct locale_numeric_t *) xmalloc (sizeof (struct locale_numeric_t)); memset (numeric, '\0', sizeof (struct locale_numeric_t)); numeric->grouping_max = 80; numeric->grouping = (char *) xmalloc (numeric->grouping_max); numeric->grouping_act = 0; } void numeric_finish (struct localedef_t *locale) { struct locale_numeric_t *numeric = locale->categories[LC_NUMERIC].numeric; #define TEST_ELEM(cat) \ if (numeric->cat == NULL && !be_quiet) \ error (0, 0, _("field `%s' in category `%s' not defined"), \ #cat, "LC_NUMERIC") TEST_ELEM (decimal_point); TEST_ELEM (thousands_sep); /* The decimal point must not be empty. This is not said explicitly in POSIX but ANSI C (ISO/IEC 9899) says in 4.4.2.1 it has to be != "". */ if (numeric->decimal_point[0] == '\0' && !be_quiet) { error (0, 0, _("\ value for field `%s' in category `%s' must not be the empty string"), "decimal_point", "LC_NUMERIC"); } if (numeric->grouping_act == 0 && !be_quiet) error (0, 0, _("field `%s' in category `%s' not defined"), "grouping", "LC_NUMERIC"); } void numeric_output (struct localedef_t *locale, const char *output_path) { struct locale_numeric_t *numeric = locale->categories[LC_NUMERIC].numeric; struct iovec iov[2 + _NL_ITEM_INDEX (_NL_NUM_LC_NUMERIC)]; struct locale_file data; u_int32_t idx[_NL_ITEM_INDEX (_NL_NUM_LC_NUMERIC)]; size_t cnt = 0; if ((locale->binary & (1 << LC_NUMERIC)) != 0) { iov[0].iov_base = numeric; iov[0].iov_len = locale->len[LC_NUMERIC]; write_locale_data (output_path, "LC_NUMERIC", 1, iov); return; } data.magic = LIMAGIC (LC_NUMERIC); data.n = _NL_ITEM_INDEX (_NL_NUM_LC_NUMERIC); iov[cnt].iov_base = (void *) &data; iov[cnt].iov_len = sizeof (data); ++cnt; iov[cnt].iov_base = (void *) idx; iov[cnt].iov_len = sizeof (idx); ++cnt; idx[cnt - 2] = iov[0].iov_len + iov[1].iov_len; iov[cnt].iov_base = (void *) (numeric->decimal_point ?: ""); iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1; ++cnt; idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len; iov[cnt].iov_base = (void *) (numeric->thousands_sep ?: ""); iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1; ++cnt; idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len; iov[cnt].iov_base = alloca (numeric->grouping_act + 1); iov[cnt].iov_len = numeric->grouping_act + 1; memcpy (iov[cnt].iov_base, numeric->grouping, numeric->grouping_act); ((char *) iov[cnt].iov_base)[numeric->grouping_act] = '\0'; assert (cnt + 1 == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_NUMERIC)); write_locale_data (output_path, "LC_NUMERIC", 2 + _NL_ITEM_INDEX (_NL_NUM_LC_NUMERIC), iov); } void numeric_add (struct linereader *lr, struct localedef_t *locale, enum token_t tok, struct token *code, struct charset_t *charset) { struct locale_numeric_t *numeric = locale->categories[LC_NUMERIC].numeric; switch (tok) { #define STR_ELEM(cat) \ case tok_##cat: \ if (numeric->cat != NULL) \ lr_error (lr, _("\ field `%s' in category `%s' declared more than once"), \ #cat, "LC_NUMERIC"); \ else if (code->val.str.start == NULL) \ { \ lr_error (lr, _("unknown character in field `%s' of category `%s'"),\ #cat, "LC_NUMERIC"); \ numeric->cat = ""; \ } \ else \ numeric->cat = code->val.str.start; \ break STR_ELEM (decimal_point); STR_ELEM (thousands_sep); case tok_grouping: if (numeric->grouping_act == numeric->grouping_max) { numeric->grouping_max *= 2; numeric->grouping = (char *) xrealloc (numeric->grouping, numeric->grouping_max); } if (numeric->grouping_act > 0 && (numeric->grouping[numeric->grouping_act - 1] == '\177')) { lr_error (lr, _("\ `-1' must be last entry in `%s' field in `%s' category"), "grouping", "LC_NUMERIC"); --numeric->grouping_act; } if (code->tok == tok_minus1) numeric->grouping[numeric->grouping_act++] = '\177'; else if (code->val.num == 0) /* A value of 0 disables grouping from here on but we must not store a NUL character since this terminates the string. Use something different which must not be used otherwise. */ numeric->grouping[numeric->grouping_act++] = '\377'; else if (code->val.num > 126) lr_error (lr, _("\ values for field `%s' in category `%s' must be smaller than 127"), "grouping", "LC_NUMERIC"); else numeric->grouping[numeric->grouping_act++] = code->val.num; break; default: assert (! "unknown token in category `LC_NUMERIC': should not happen"); } }