bashhist.h

   1 /* bashhist.h -- interface to the bash history functions in bashhist.c. */
   2
   3 /* Copyright (C) 1993-2023 Free Software Foundation,  Inc.
   4
   5    This file is part of GNU Bash, the Bourne Again SHell.
   6
   7    Bash is free software: you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation, either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    Bash is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with Bash.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #if !defined (_BASHHIST_H_)
  22 #define _BASHHIST_H_
  23
  24 #include "stdc.h"
  25
  26 /* Flag values for history_control */
  27 #define HC_IGNSPACE     0x01
  28 #define HC_IGNDUPS      0x02
  29 #define HC_ERASEDUPS    0x04
  30
  31 #define HC_IGNBOTH      (HC_IGNSPACE|HC_IGNDUPS)
  32
  33 #if defined (STRICT_POSIX)
  34 #  undef HISTEXPAND_DEFAULT
  35 #  define HISTEXPAND_DEFAULT    0
  36 #else
  37 #  if !defined (HISTEXPAND_DEFAULT)
  38 #    define HISTEXPAND_DEFAULT  1
  39 #  endif /* !HISTEXPAND_DEFAULT */
  40 #endif
  41
  42 extern int remember_on_history;
  43 extern int enable_history_list;         /* value for `set -o history' */
  44 extern int literal_history;             /* controlled by `shopt lithist' */
  45 extern int force_append_history;
  46 extern int history_lines_this_session;
  47 extern int history_lines_in_file;
  48 extern int history_expansion;
  49 extern int history_control;
  50 extern int command_oriented_history;
  51 extern int current_command_first_line_saved;
  52 extern int current_command_first_line_comment;
  53 extern int hist_last_line_added;
  54 extern int hist_last_line_pushed;
  55
  56 extern int dont_save_function_defs;
  57
  58 #  if defined (READLINE)
  59 extern int hist_verify;
  60 #  endif
  61
  62 #  if defined (BANG_HISTORY)
  63 extern int history_expansion_inhibited;
  64 extern int double_quotes_inhibit_history_expansion;
  65 #  endif /* BANG_HISTORY */
  66
  67 extern void bash_initialize_history (void);
  68 extern void bash_history_reinit (int);
  69 extern void bash_history_disable (void);
  70 extern void bash_history_enable (void);
  71 extern void bash_clear_history (void);
  72 extern int bash_delete_histent (int);
  73 extern int bash_delete_history_range (int, int);
  74 extern int bash_delete_last_history (void);
  75 extern void load_history (void);
  76 extern void save_history (void);
  77 extern int maybe_append_history (char *);
  78 extern int maybe_save_shell_history (void);
  79 extern char *pre_process_line (char *, int, int);
  80 extern void maybe_add_history (char *);
  81 extern void bash_add_history (char *);
  82 extern int check_add_history (char *, int);
  83 extern int history_number (void);
  84
  85 extern void setup_history_ignore (const char *);
  86
  87 extern char *last_history_line (void);
  88
  89 #endif /* _BASHHIST_H_ */