diff options
Diffstat (limited to 'locale/programs/ld-messages.c')
| -rw-r--r-- | locale/programs/ld-messages.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/locale/programs/ld-messages.c b/locale/programs/ld-messages.c new file mode 100644 index 0000000000..ebd5054b02 --- /dev/null +++ b/locale/programs/ld-messages.c @@ -0,0 +1,237 @@ +/* Copyright (C) 1995, 1996 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>. + +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 <config.h> +#endif + +#include <alloca.h> +#include <langinfo.h> +#include <string.h> +#include <sys/uio.h> + +#ifdef HAVE_REGEX +# include <regex.h> +#else +# include <rx.h> +#endif + +/* Undefine following line in production version. */ +/* #define NDEBUG 1 */ +#include <assert.h> + +#include "locales.h" +#include "stringtrans.h" +#include "localeinfo.h" + + +void *xmalloc (size_t __n); + + +/* The real definition of the struct for the LC_MESSAGES locale. */ +struct locale_messages_t +{ + const char *yesexpr; + const char *noexpr; + const char *yesstr; + const char *nostr; +}; + + +void +messages_startup (struct linereader *lr, struct localedef_t *locale, + struct charset_t *charset) +{ + struct locale_messages_t *messages; + + /* It is important that we always use UCS1 encoding for strings now. */ + encoding_method = ENC_UCS1; + + locale->categories[LC_MESSAGES].messages = messages = + (struct locale_messages_t *) xmalloc (sizeof (struct locale_messages_t)); + + memset (messages, '\0', sizeof (struct locale_messages_t)); +} + + +void +messages_finish (struct localedef_t *locale) +{ + struct locale_messages_t *messages + = locale->categories[LC_MESSAGES].messages; + + /* The fields YESSTR and NOSTR are optional. */ + if (messages->yesexpr == NULL) + error (0, 0, _("field `%s' in category `%s' undefined"), + "yesexpr", "LC_MESSAGES"); + else + { + int result; + regex_t re; + + /* Test whether it are correct regular expressions. */ + result = regcomp (&re, messages->yesexpr, REG_EXTENDED); + if (result != 0) + { + char errbuf[BUFSIZ]; + + (void) regerror (result, &re, errbuf, BUFSIZ); + error (0, 0, _("\ +no correct regular expression for field `%s' in category `%s': %s"), + "yesexpr", "LC_MESSAGES", errbuf); + } + } + + if (messages->noexpr == NULL) + error (0, 0, _("field `%s' in category `%s' undefined"), + "noexpr", "LC_MESSAGES"); + else + { + int result; + regex_t re; + + /* Test whether it are correct regular expressions. */ + result = regcomp (&re, messages->noexpr, REG_EXTENDED); + if (result != 0) + { + char errbuf[BUFSIZ]; + + (void) regerror (result, &re, errbuf, BUFSIZ); + error (0, 0, _("\ +no correct regular expression for field `%s' in category `%s': %s"), + "noexpr", "LC_MESSAGES", errbuf); + } + } +} + + +void +messages_output (struct localedef_t *locale, const char *output_path) +{ + struct locale_messages_t *messages + = locale->categories[LC_MESSAGES].messages; + struct iovec iov[2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES)]; + struct locale_file data; + u32_t idx[_NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES)]; + size_t cnt = 0; + + if ((locale->binary & (1 << LC_MESSAGES)) != 0) + { + iov[0].iov_base = messages; + iov[0].iov_len = locale->len[LC_MESSAGES]; + + write_locale_data (output_path, "LC_MESSAGES", 1, iov); + + return; + } + + data.magic = LIMAGIC (LC_MESSAGES); + data.n = _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES); + 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 *) (messages->yesexpr ?: ""); + 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 *) (messages->noexpr ?: ""); + 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 *) (messages->yesstr ?: ""); + 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 *) (messages->nostr ?: ""); + iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1; + + assert (cnt + 1 == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES)); + + write_locale_data (output_path, "LC_MESSAGES", + 2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES), iov); +} + + +void +messages_add (struct linereader *lr, struct localedef_t *locale, + enum token_t tok, struct token *code, + struct charset_t *charset) +{ + struct locale_messages_t *messages + = locale->categories[LC_MESSAGES].messages; + + switch (tok) + { + case tok_yesexpr: + if (code->val.str.start == NULL) + { + lr_error (lr, _("unknown character in field `%s' of category `%s'"), + "yesexpr", "LC_MESSAGES"); + messages->yesexpr = ""; + } + else + messages->yesexpr = code->val.str.start; + break; + + case tok_noexpr: + if (code->val.str.start == NULL) + { + lr_error (lr, _("unknown character in field `%s' of category `%s'"), + "noexpr", "LC_MESSAGES"); + messages->noexpr = ""; + } + else + messages->noexpr = code->val.str.start; + break; + + case tok_yesstr: + if (code->val.str.start == NULL) + { + lr_error (lr, _("unknown character in field `%s' of category `%s'"), + "yesstr", "LC_MESSAGES"); + messages->yesstr = ""; + } + else + messages->yesstr = code->val.str.start; + break; + + case tok_nostr: + if (code->val.str.start == NULL) + { + lr_error (lr, _("unknown character in field `%s' of category `%s'"), + "nostr", "LC_MESSAGES"); + messages->nostr = ""; + } + else + messages->nostr = code->val.str.start; + break; + + default: + assert (! "unknown token in category `LC_MESSAGES': should not happen"); + } +} |