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glibc  2.9
Classes | Defines | Functions
ld-paper.c File Reference
#include <error.h>
#include <langinfo.h>
#include <string.h>
#include <sys/uio.h>
#include <assert.h>
#include "localedef.h"
#include "localeinfo.h"
#include "locfile.h"

Go to the source code of this file.

Classes

struct  locale_paper_t

Defines

#define INT_ELEM(cat)

Functions

static void paper_startup (struct linereader *lr, struct localedef_t *locale, int ignore_content)
void paper_finish (struct localedef_t *locale, const struct charmap_t *charmap)
void paper_output (struct localedef_t *locale, const struct charmap_t *charmap, const char *output_path)
void paper_read (struct linereader *ldfile, struct localedef_t *result, const struct charmap_t *charmap, const char *repertoire_name, int ignore_content)

Class Documentation

struct locale_paper_t

Definition at line 36 of file ld-paper.c.

Class Members
uint32_t height
uint32_t width

Define Documentation

#define INT_ELEM (   cat)
Value:
case tok_##cat:                                                      \
         /* Ignore the rest of the line if we don't need the input of       \
            this line.  */                                           \
         if (ignore_content)                                                \
           {                                                         \
             lr_ignore_rest (ldfile, 0);                             \
             break;                                                  \
           }                                                         \
                                                                     \
         arg = lr_token (ldfile, charmap, result, NULL, verbose);           \
         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

Function Documentation

void paper_finish ( struct localedef_t locale,
const struct charmap_t charmap 
)

Definition at line 60 of file ld-paper.c.

{
  struct locale_paper_t *paper = locale->categories[LC_PAPER].paper;
  int nothing = 0;

  /* Now resolve copying and also handle completely missing definitions.  */
  if (paper == NULL)
    {
      /* First see whether we were supposed to copy.  If yes, find the
        actual definition.  */
      if (locale->copy_name[LC_PAPER] != NULL)
       {
         /* Find the copying locale.  This has to happen transitively since
            the locale we are copying from might also copying another one.  */
         struct localedef_t *from = locale;

         do
           from = find_locale (LC_PAPER, from->copy_name[LC_PAPER],
                            from->repertoire_name, charmap);
         while (from->categories[LC_PAPER].paper == NULL
               && from->copy_name[LC_PAPER] != NULL);

         paper = locale->categories[LC_PAPER].paper
           = from->categories[LC_PAPER].paper;
       }

      /* If there is still no definition issue an warning and create an
        empty one.  */
      if (paper == NULL)
       {
         if (! be_quiet)
           WITH_CUR_LOCALE (error (0, 0, _("\
No definition for %s category found"), "LC_PAPER"));
         paper_startup (NULL, locale, 0);
         paper = locale->categories[LC_PAPER].paper;
         nothing = 1;
       }
    }

  if (paper->height == 0)
    {
      if (! nothing)
       WITH_CUR_LOCALE (error (0, 0, _("%s: field `%s' not defined"),
                            "LC_PAPER", "height"));
      /* Use as default values the values from the i18n locale.  */
      paper->height = 297;
    }

  if (paper->width == 0)
    {
      if (! nothing)
       WITH_CUR_LOCALE (error (0, 0, _("%s: field `%s' not defined"),
                            "LC_PAPER", "width"));
      /* Use as default values the values from the i18n locale.  */
      paper->width = 210;
    }
}

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void paper_output ( struct localedef_t locale,
const struct charmap_t charmap,
const char *  output_path 
)

Definition at line 120 of file ld-paper.c.

{
  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;

  iov[cnt].iov_base = (void *) idx;
  iov[cnt].iov_len = sizeof (idx);
  ++cnt;

  idx[cnt - 2] = iov[cnt - 2].iov_len + iov[cnt - 1].iov_len;
  iov[cnt].iov_base = &paper->height;
  iov[cnt].iov_len = 4;
  ++cnt;

  idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
  iov[cnt].iov_base = &paper->width;
  iov[cnt].iov_len = 4;
  ++cnt;

  idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
  iov[cnt].iov_base = (void *) charmap->code_set_name;
  iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
  ++cnt;

  assert (cnt == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_PAPER));

  write_locale_data (output_path, LC_PAPER, "LC_PAPER",
                   2 + _NL_ITEM_INDEX (_NL_NUM_LC_PAPER), iov);
}

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void paper_read ( struct linereader ldfile,
struct localedef_t result,
const struct charmap_t charmap,
const char *  repertoire_name,
int  ignore_content 
)

Definition at line 163 of file ld-paper.c.

{
  struct locale_paper_t *paper;
  struct token *now;
  struct token *arg;
  enum token_t nowtok;

  /* The rest of the line containing `LC_PAPER' must be empty.  */
  lr_ignore_rest (ldfile, 1);

  do
    {
      now = lr_token (ldfile, charmap, result, NULL, verbose);
      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_name, result, 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, result, NULL, verbose);
         nowtok = now->tok;
         continue;
       }

      switch (nowtok)
       {
#define INT_ELEM(cat) \
       case tok_##cat:                                                      \
         /* Ignore the rest of the line if we don't need the input of       \
            this line.  */                                           \
         if (ignore_content)                                                \
           {                                                         \
             lr_ignore_rest (ldfile, 0);                             \
             break;                                                  \
           }                                                         \
                                                                     \
         arg = lr_token (ldfile, charmap, result, NULL, verbose);           \
         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, result, NULL, verbose);
         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, result, NULL, verbose);
      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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static void paper_startup ( struct linereader lr,
struct localedef_t locale,
int  ignore_content 
) [static]

Definition at line 44 of file ld-paper.c.

{
  if (!ignore_content)
    locale->categories[LC_PAPER].paper =
      (struct locale_paper_t *) xcalloc (1, sizeof (struct locale_paper_t));

  if (lr != NULL)
    {
      lr->translate_strings = 1;
      lr->return_widestr = 0;
    }
}

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