1  /* expand-common - common functionality for expand/unexpand
       2  
       3     Copyright (C) 1989-2023 Free Software Foundation, Inc.
       4  
       5     This program is free software: you can redistribute it and/or modify
       6     it under the terms of the GNU General Public License as published by
       7     the Free Software Foundation, either version 3 of the License, or
       8     (at your option) any later version.
       9  
      10     This program is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      13     GNU General Public License for more details.
      14  
      15     You should have received a copy of the GNU General Public License
      16     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
      17  
      18  /* If true, convert blanks even after nonblank characters have been
      19     read on the line.  */
      20  extern bool convert_entire_line;
      21  
      22  /* The maximum distance between tab stops.  */
      23  extern size_t max_column_width;
      24  
      25  /* The desired exit status.  */
      26  extern int exit_status;
      27  
      28  /* Add tab stop TABVAL to the end of 'tab_list'.  */
      29  extern void
      30  add_tab_stop (uintmax_t tabval);
      31  
      32  /* Add the comma or blank separated list of tab stops STOPS
      33     to the list of tab stops.  */
      34  extern void
      35  parse_tab_stops (char const *stops) _GL_ATTRIBUTE_NONNULL ();
      36  
      37  /* TODO: Document */
      38  extern uintmax_t
      39  get_next_tab_column (const uintmax_t column, size_t *tab_index,
      40                       bool *last_tab)
      41    _GL_ATTRIBUTE_NONNULL ((3));
      42  
      43  /* Called after all command-line options have been parsed,
      44     sets the final tab-stops values */
      45  extern void
      46  finalize_tab_stops (void);
      47  
      48  
      49  
      50  
      51  /* Sets new file-list */
      52  extern void
      53  set_file_list (char **file_list);
      54  
      55  /* Close the old stream pointer FP if it is non-null,
      56     and return a new one opened to read the next input file.
      57     Open a filename of '-' as the standard input.
      58     Return nullptr if there are no more input files.  */
      59  extern FILE *
      60  next_file (FILE *fp);
      61  
      62  /* */
      63  extern void
      64  cleanup_file_list_stdin (void);
      65  
      66  
      67  extern void
      68  emit_tab_list_info (void);