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/* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
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 <byteswap.h>
#include <error.h>
#include <langinfo.h>
#include <string.h>
#include <sys/uio.h>
#include <assert.h>
#include "localeinfo.h"
#include "locfile.h"
/* The real definition of the struct for the LC_PAPER locale. */
struct locale_paper_t
{
uint32_t height;
uint32_t height_ob;
uint32_t width;
uint32_t width_ob;
};
static void
paper_startup (struct linereader *lr, struct localedef_t *locale,
int ignore_content)
{
if (!ignore_content)
locale->categories[LC_PAPER].paper =
(struct locale_paper_t *) xcalloc (1, sizeof (struct locale_paper_t));
lr->translate_strings = 1;
lr->return_widestr = 0;
}
void
paper_finish (struct localedef_t *locale, struct charmap_t *charmap)
{
struct locale_paper_t *paper = locale->categories[LC_PAPER].paper;
if (paper->height == 0)
{
error (0, 0, _("%s: field `%s' not defined"), "LC_PAPER", "height");
/* Use as default values the values from the i18n locale. */
paper->height = 297;
}
paper->height_ob = bswap_32 (paper->height);
if (paper->width == 0)
{
error (0, 0, _("%s: field `%s' not defined"), "LC_PAPER", "width");
/* Use as default values the values from the i18n locale. */
paper->width = 210;
}
paper->width_ob = bswap_32 (paper->width);
}
void
paper_output (struct localedef_t *locale, struct charmap_t *charmap,
const char *output_path)
{
struct locale_paper_t *paper = locale->categories[LC_PAPER].paper;
struct iovec iov[2 + _NL_ITEM_INDEX (_NL_NUM_LC_PAPER)];
struct locale_file data;
uint32_t idx[_NL_ITEM_INDEX (_NL_NUM_LC_PAPER)];
size_t cnt = 0;
data.magic = LIMAGIC (LC_PAPER);
data.n = _NL_ITEM_INDEX (_NL_NUM_LC_PAPER);
iov[cnt].iov_base = (void *) &data;
iov[cnt].iov_len = sizeof (data);
++cnt;
#if __BYTE_ORDER == __LITTLE_ENDIAN
# define height_eb height_ob
# define height_el height
# define width_eb width_ob
# define width_el width
#else
# define height_eb height
# define height_el height_ob
# define width_eb width
# define width_el width_ob
#endif
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 = &paper->height_eb;
iov[cnt].iov_len = 4;
++cnt;
idx[cnt - 2] = iov[0].iov_len + iov[1].iov_len;
iov[cnt].iov_base = &paper->height_el;
iov[cnt].iov_len = 4;
++cnt;
idx[cnt - 2] = iov[0].iov_len + iov[1].iov_len;
iov[cnt].iov_base = &paper->width_eb;
iov[cnt].iov_len = 4;
++cnt;
idx[cnt - 2] = iov[0].iov_len + iov[1].iov_len;
iov[cnt].iov_base = &paper->width_el;
iov[cnt].iov_len = 4;
++cnt;
assert (cnt == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_PAPER));
write_locale_data (output_path, "LC_PAPER",
2 + _NL_ITEM_INDEX (_NL_NUM_LC_PAPER), iov);
}
/* The parser for the LC_PAPER section of the locale definition. */
void
paper_read (struct linereader *ldfile, struct localedef_t *result,
struct charmap_t *charmap, const char *repertoire_name,
int ignore_content)
{
struct repertoire_t *repertoire = NULL;
struct locale_paper_t *paper;
struct token *now;
struct token *arg;
enum token_t nowtok;
/* Get the repertoire we have to use. */
if (repertoire_name != NULL)
repertoire = repertoire_read (repertoire_name);
/* The rest of the line containing `LC_PAPER' must be empty. */
lr_ignore_rest (ldfile, 1);
do
{
now = lr_token (ldfile, charmap, NULL);
nowtok = now->tok;
}
while (nowtok == tok_eol);
/* If we see `copy' now we are almost done. */
if (nowtok == tok_copy)
{
handle_copy (ldfile, charmap, repertoire, tok_lc_paper, LC_PAPER,
"LC_PAPER", ignore_content);
return;
}
/* Prepare the data structures. */
paper_startup (ldfile, result, ignore_content);
paper = result->categories[LC_PAPER].paper;
while (1)
{
/* Of course we don't proceed beyond the end of file. */
if (nowtok == tok_eof)
break;
/* Ingore empty lines. */
if (nowtok == tok_eol)
{
now = lr_token (ldfile, charmap, NULL);
nowtok = now->tok;
continue;
}
switch (nowtok)
{
#define INT_ELEM(cat) \
case tok_##cat: \
arg = lr_token (ldfile, charmap, NULL); \
if (arg->tok != tok_number) \
goto err_label; \
else if (paper->cat != 0) \
lr_error (ldfile, _("%s: field `%s' declared more than once"), \
"LC_PAPER", #cat); \
else if (!ignore_content) \
paper->cat = arg->val.num; \
break
INT_ELEM (height);
INT_ELEM (width);
case tok_end:
/* Next we assume `LC_PAPER'. */
arg = lr_token (ldfile, charmap, NULL);
if (arg->tok == tok_eof)
break;
if (arg->tok == tok_eol)
lr_error (ldfile, _("%s: incomplete `END' line"), "LC_PAPER");
else if (arg->tok != tok_lc_paper)
lr_error (ldfile, _("\
%1$s: definition does not end with `END %1$s'"), "LC_PAPER");
lr_ignore_rest (ldfile, arg->tok == tok_lc_paper);
return;
default:
err_label:
SYNTAX_ERROR (_("%s: syntax error"), "LC_PAPER");
}
/* Prepare for the next round. */
now = lr_token (ldfile, charmap, NULL);
nowtok = now->tok;
}
/* When we come here we reached the end of the file. */
lr_error (ldfile, _("%s: premature end of file"), "LC_PAPER");
}
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