src/expand-common.h

   1 /* expand-common - common functionality for expand/unexapnd
   2
   3    Copyright (C) 1989-2019 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 /* Null-terminated array of input filenames.  */
  26 //extern char **file_list;
  27
  28 /* Default for 'file_list' if no files are given on the command line.  */
  29 //extern char *stdin_argv[];
  30
  31 /* True if we have ever read standard input.  */
  32 //extern bool have_read_stdin;
  33
  34 /* The desired exit status.  */
  35 extern int exit_status;
  36
  37 /* Add tab stop TABVAL to the end of 'tab_list'.  */
  38 extern void
  39 add_tab_stop (uintmax_t tabval);
  40
  41 /* Add the comma or blank separated list of tab stops STOPS
  42    to the list of tab stops.  */
  43 extern void
  44 parse_tab_stops (char const *stops);
  45
  46 /* TODO: Document */
  47 extern uintmax_t
  48 get_next_tab_column (const uintmax_t column, size_t* tab_index,
  49                      bool* last_tab);
  50
  51 /* Called after all command-line options have been parsed,
  52    sets the final tab-stops values */
  53 extern void
  54 finalize_tab_stops (void);
  55
  56
  57
  58
  59 /* Sets new file-list */
  60 extern void
  61 set_file_list (char **file_list);
  62
  63 /* Close the old stream pointer FP if it is non-NULL,
  64    and return a new one opened to read the next input file.
  65    Open a filename of '-' as the standard input.
  66    Return NULL if there are no more input files.  */
  67 extern FILE *
  68 next_file (FILE *fp);
  69
  70 /* */
  71 extern void
  72 cleanup_file_list_stdin (void);
  73
  74
  75 extern void
  76 emit_tab_list_info (void);