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Imported from ../bash-2.05a.tar.gz.

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This commit is contained in:
Jari Aalto 2001-11-13 17:56:06 +00:00
commit f73dda092b
303 changed files with 37069 additions and 28812 deletions
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60
lib/readline/history.h
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@ -62,81 +62,81 @@ typedef struct _hist_state {
/* Begin a session in which the history functions might be used. This
just initializes the interactive variables. */
extern void using_history __P((void));
extern void using_history PARAMS((void));
/* Return the current HISTORY_STATE of the history. */
extern HISTORY_STATE *history_get_history_state __P((void));
extern HISTORY_STATE *history_get_history_state PARAMS((void));
/* Set the state of the current history array to STATE. */
extern void history_set_history_state __P((HISTORY_STATE *));
extern void history_set_history_state PARAMS((HISTORY_STATE *));
/* Manage the history list. */
/* Place STRING at the end of the history list.
The associated data field (if any) is set to NULL. */
extern void add_history __P((const char *));
extern void add_history PARAMS((const char *));
/* A reasonably useless function, only here for completeness. WHICH
is the magic number that tells us which element to delete. The
elements are numbered from 0. */
extern HIST_ENTRY *remove_history __P((int));
extern HIST_ENTRY *remove_history PARAMS((int));
/* Make the history entry at WHICH have LINE and DATA. This returns
the old entry so you can dispose of the data. In the case of an
invalid WHICH, a NULL pointer is returned. */
extern HIST_ENTRY *replace_history_entry __P((int, const char *, histdata_t));
extern HIST_ENTRY *replace_history_entry PARAMS((int, const char *, histdata_t));
/* Clear the history list and start over. */
extern void clear_history __P((void));
extern void clear_history PARAMS((void));
/* Stifle the history list, remembering only MAX number of entries. */
extern void stifle_history __P((int));
extern void stifle_history PARAMS((int));
/* Stop stifling the history. This returns the previous amount the
history was stifled by. The value is positive if the history was
stifled, negative if it wasn't. */
extern int unstifle_history __P((void));
extern int unstifle_history PARAMS((void));
/* Return 1 if the history is stifled, 0 if it is not. */
extern int history_is_stifled __P((void));
extern int history_is_stifled PARAMS((void));
/* Information about the history list. */
/* Return a NULL terminated array of HIST_ENTRY which is the current input
history. Element 0 of this list is the beginning of time. If there
is no history, return NULL. */
extern HIST_ENTRY **history_list __P((void));
extern HIST_ENTRY **history_list PARAMS((void));
/* Returns the number which says what history element we are now
looking at. */
extern int where_history __P((void));
extern int where_history PARAMS((void));
/* Return the history entry at the current position, as determined by
history_offset. If there is no entry there, return a NULL pointer. */
extern HIST_ENTRY *current_history __P((void));
extern HIST_ENTRY *current_history PARAMS((void));
/* Return the history entry which is logically at OFFSET in the history
array. OFFSET is relative to history_base. */
extern HIST_ENTRY *history_get __P((int));
extern HIST_ENTRY *history_get PARAMS((int));
/* Return the number of bytes that the primary history entries are using.
This just adds up the lengths of the_history->lines. */
extern int history_total_bytes __P((void));
extern int history_total_bytes PARAMS((void));
/* Moving around the history list. */
/* Set the position in the history list to POS. */
extern int history_set_pos __P((int));
extern int history_set_pos PARAMS((int));
/* Back up history_offset to the previous history entry, and return
a pointer to that entry. If there is no previous entry, return
a NULL pointer. */
extern HIST_ENTRY *previous_history __P((void));
extern HIST_ENTRY *previous_history PARAMS((void));
/* Move history_offset forward to the next item in the input_history,
and return the a pointer to that entry. If there is no next entry,
return a NULL pointer. */
extern HIST_ENTRY *next_history __P((void));
extern HIST_ENTRY *next_history PARAMS((void));
/* Searching the history list. */
@ -146,45 +146,45 @@ extern HIST_ENTRY *next_history __P((void));
current_history () is the history entry, and the value of this function
is the offset in the line of that history entry that the string was
found in. Otherwise, nothing is changed, and a -1 is returned. */
extern int history_search __P((const char *, int));
extern int history_search PARAMS((const char *, int));
/* Search the history for STRING, starting at history_offset.
The search is anchored: matching lines must begin with string.
DIRECTION is as in history_search(). */
extern int history_search_prefix __P((const char *, int));
extern int history_search_prefix PARAMS((const char *, int));
/* Search for STRING in the history list, starting at POS, an
absolute index into the list. DIR, if negative, says to search
backwards from POS, else forwards.
Returns the absolute index of the history element where STRING
was found, or -1 otherwise. */
extern int history_search_pos __P((const char *, int, int));
extern int history_search_pos PARAMS((const char *, int, int));
/* Managing the history file. */
/* Add the contents of FILENAME to the history list, a line at a time.
If FILENAME is NULL, then read from ~/.history. Returns 0 if
successful, or errno if not. */
extern int read_history __P((const char *));
extern int read_history PARAMS((const char *));
/* Read a range of lines from FILENAME, adding them to the history list.
Start reading at the FROM'th line and end at the TO'th. If FROM
is zero, start at the beginning. If TO is less than FROM, read
until the end of the file. If FILENAME is NULL, then read from
~/.history. Returns 0 if successful, or errno if not. */
extern int read_history_range __P((const char *, int, int));
extern int read_history_range PARAMS((const char *, int, int));
/* Write the current history to FILENAME. If FILENAME is NULL,
then write the history list to ~/.history. Values returned
are as in read_history (). */
extern int write_history __P((const char *));
extern int write_history PARAMS((const char *));
/* Append NELEMENT entries to FILENAME. The entries appended are from
the end of the list minus NELEMENTs up to the end of the list. */
extern int append_history __P((int, const char *));
extern int append_history PARAMS((int, const char *));
/* Truncate the history file, leaving only the last NLINES lines. */
extern int history_truncate_file __P((const char *, int));
extern int history_truncate_file PARAMS((const char *, int));
/* History expansion. */
@ -200,12 +200,12 @@ extern int history_truncate_file __P((const char *, int));
If an error ocurred in expansion, then OUTPUT contains a descriptive
error message. */
extern int history_expand __P((char *, char **));
extern int history_expand PARAMS((char *, char **));
/* Extract a string segment consisting of the FIRST through LAST
arguments present in STRING. Arguments are broken up as in
the shell. */
extern char *history_arg_extract __P((int, int, const char *));
extern char *history_arg_extract PARAMS((int, int, const char *));
/* Return the text of the history event beginning at the current
offset into STRING. Pass STRING with *INDEX equal to the
@ -213,11 +213,11 @@ extern char *history_arg_extract __P((int, int, const char *));
DELIMITING_QUOTE is a character that is allowed to end the string
specification for what to search for in addition to the normal
characters `:', ` ', `\t', `\n', and sometimes `?'. */
extern char *get_history_event __P((const char *, int *, int));
extern char *get_history_event PARAMS((const char *, int *, int));
/* Return an array of tokens, much as the shell might. The tokens are
parsed out of STRING. */
extern char **history_tokenize __P((const char *));
extern char **history_tokenize PARAMS((const char *));
/* Exported history variables. */
extern int history_base;