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/*
* Copyright 2014 Garrett D'Amore <garrett@damore.org>
*
* This file is made available under the terms of the Less License.
*/
#include <regex.h>
struct mlist;
struct loption;
extern void *ecalloc(int, unsigned int);
/*PRINTFLIKE1*/
extern char *easprintf(const char *, ...);
extern char *estrdup(const char *);
extern char *skipsp(char *);
extern int sprefix(char *, char *, int);
extern void quit(int);
extern void raw_mode(int);
extern char *special_key_str(int);
extern void get_term(void);
extern void init(void);
extern void deinit(void);
extern void home(void);
extern void add_line(void);
extern void lower_left(void);
extern void line_left(void);
extern void goto_line(int);
extern void vbell(void);
extern void ring_bell(void);
extern void do_clear(void);
extern void clear_eol(void);
extern void clear_bot(void);
extern void at_enter(int);
extern void at_exit(void);
extern void at_switch(int);
extern int is_at_equiv(int, int);
extern int apply_at_specials(int);
extern void putbs(void);
extern void match_brac(int, int, int, int);
extern int ch_get(void);
extern void ch_ungetchar(int);
extern void end_logfile(void);
extern void sync_logfile(void);
extern int ch_seek(off_t);
extern int ch_end_seek(void);
extern int ch_beg_seek(void);
extern off_t ch_length(void);
extern off_t ch_tell(void);
extern int ch_forw_get(void);
extern int ch_back_get(void);
extern void ch_setbufspace(int);
extern void ch_flush(void);
extern int seekable(int);
extern void ch_set_eof(void);
extern void ch_init(int, int);
extern void ch_close(void);
extern int ch_getflags(void);
extern void init_charset(void);
extern int binary_char(LWCHAR);
extern int control_char(LWCHAR);
extern char *prchar(LWCHAR);
extern char *prutfchar(LWCHAR);
extern int utf_len(char);
extern int is_utf8_well_formed(const char *);
extern LWCHAR get_wchar(const char *);
extern void put_wchar(char **, LWCHAR);
extern LWCHAR step_char(char **, int, char *);
extern int is_composing_char(LWCHAR);
extern int is_ubin_char(LWCHAR);
extern int is_wide_char(LWCHAR);
extern int is_combining_char(LWCHAR, LWCHAR);
extern void cmd_reset(void);
extern void clear_cmd(void);
extern void cmd_putstr(char *);
extern int len_cmdbuf(void);
extern void set_mlist(void *, int);
extern void cmd_addhist(struct mlist *, const char *);
extern void cmd_accept(void);
extern int cmd_char(int);
extern off_t cmd_int(long *);
extern char *get_cmdbuf(void);
extern char *cmd_lastpattern(void);
extern void init_cmdhist(void);
extern void save_cmdhist(void);
extern int in_mca(void);
extern void dispversion(void);
extern int getcc(void);
extern void ungetcc(int);
extern void ungetsc(char *);
extern void commands(void);
extern int cvt_length(int);
extern int *cvt_alloc_chpos(int);
extern void cvt_text(char *, char *, int *, int *, int);
extern void init_cmds(void);
extern void add_fcmd_table(char *, int);
extern void add_ecmd_table(char *, int);
extern int fcmd_decode(const char *, char **);
extern int ecmd_decode(const char *, char **);
extern char *lgetenv(char *);
extern int lesskey(char *, int);
extern void add_hometable(char *, char *, int);
extern int editchar(int, int);
extern void init_textlist(struct textlist *, char *);
extern char *forw_textlist(struct textlist *, char *);
extern char *back_textlist(struct textlist *, char *);
extern int edit(char *);
extern int edit_ifile(IFILE);
extern int edit_list(char *);
extern int edit_first(void);
extern int edit_last(void);
extern int edit_next(int);
extern int edit_prev(int);
extern int edit_index(int);
extern IFILE save_curr_ifile(void);
extern void unsave_ifile(IFILE);
extern void reedit_ifile(IFILE);
extern void reopen_curr_ifile(void);
extern int edit_stdin(void);
extern void cat_file(void);
extern void use_logfile(char *);
extern char *shell_unquote(char *);
extern char *get_meta_escape(void);
extern char *shell_quote(const char *);
extern char *homefile(char *);
extern char *fexpand(char *);
extern char *fcomplete(char *);
extern int bin_file(int f);
extern char *lglob(char *);
extern char *open_altfile(char *, int *, void **);
extern void close_altfile(char *, char *, void *);
extern int is_dir(char *);
extern char *bad_file(char *);
extern off_t filesize(int);
extern char *last_component(char *);
extern int eof_displayed(void);
extern int entire_file_displayed(void);
extern void squish_check(void);
extern void forw(int, off_t, int, int, int);
extern void back(int, off_t, int, int);
extern void forward(int, int, int);
extern void backward(int, int, int);
extern int get_back_scroll(void);
extern void del_ifile(IFILE);
extern IFILE next_ifile(IFILE);
extern IFILE prev_ifile(IFILE);
extern IFILE getoff_ifile(IFILE);
extern int nifile(void);
extern IFILE get_ifile(char *, IFILE);
extern char *get_filename(IFILE);
extern int get_index(IFILE);
extern void store_pos(IFILE, struct scrpos *);
extern void get_pos(IFILE, struct scrpos *);
extern int opened(IFILE);
extern void hold_ifile(IFILE, int);
extern int held_ifile(IFILE);
extern void set_open(IFILE);
extern void *get_filestate(IFILE);
extern void set_filestate(IFILE, void *);
extern off_t forw_line(off_t);
extern off_t back_line(off_t);
extern void set_attnpos(off_t);
extern void jump_forw(void);
extern void jump_back(off_t);
extern void repaint(void);
extern void jump_percent(int, long);
extern void jump_line_loc(off_t, int);
extern void jump_loc(off_t, int);
extern void init_line(void);
extern int is_ascii_char(LWCHAR);
extern void prewind(void);
extern void plinenum(off_t);
extern void pshift_all(void);
extern int is_ansi_end(LWCHAR);
extern int is_ansi_middle(LWCHAR);
extern int pappend(char, off_t);
extern int pflushmbc(void);
extern void pdone(int, int);
extern void set_status_col(char);
extern int gline(int, int *);
extern void null_line(void);
extern off_t forw_raw_line(off_t, char **, int *);
extern off_t back_raw_line(off_t, char **, int *);
extern void clr_linenum(void);
extern void add_lnum(off_t, off_t);
extern off_t find_linenum(off_t);
extern off_t find_pos(off_t);
extern off_t currline(int);
extern void lsystem(const char *, const char *);
extern int pipe_mark(int, char *);
extern void init_mark(void);
extern int badmark(int);
extern void setmark(int);
extern void lastmark(void);
extern void gomark(int);
extern off_t markpos(int);
extern void unmark(IFILE);
extern void opt_o(int, char *);
extern void opt__O(int, char *);
extern void opt_j(int, char *);
extern void calc_jump_sline(void);
extern void opt_shift(int, char *);
extern void calc_shift_count(void);
extern void opt_k(int, char *);
extern void opt_t(int, char *);
extern void opt__T(int, char *);
extern void opt_p(int, char *);
extern void opt__P(int, char *);
extern void opt_b(int, char *);
extern void opt_i(int, char *);
extern void opt__V(int, char *);
extern void opt_x(int, char *);
extern void opt_quote(int, char *);
extern void opt_query(int, char *);
extern int get_swindow(void);
extern char *propt(int);
extern void scan_option(char *);
extern void toggle_option(struct loption *, int, char *, int);
extern int opt_has_param(struct loption *);
extern char *opt_prompt(struct loption *);
extern int isoptpending(void);
extern void nopendopt(void);
extern int getnum(char **, char *, int *);
extern long getfraction(char **, char *, int *);
extern int get_quit_at_eof(void);
extern void init_option(void);
extern struct loption *findopt(int);
extern struct loption *findopt_name(char **, char **, int *);
extern int iread(int, unsigned char *, unsigned int);
extern char *errno_message(char *);
extern int percentage(off_t, off_t);
extern off_t percent_pos(off_t, int, long);
extern void put_line(void);
extern void flush(int);
extern int putchr(int);
extern void putstr(const char *);
extern void get_return(void);
extern void error(const char *, PARG *);
extern void ierror(const char *, PARG *);
extern int query(const char *, PARG *);
extern int compile_pattern(char *, int, regex_t **);
extern void uncompile_pattern(regex_t **);
extern int match_pattern(void *, char *, char *, int, char **, char **,
int, int);
extern off_t position(int);
extern void add_forw_pos(off_t);
extern void add_back_pos(off_t);
extern void pos_clear(void);
extern void pos_init(void);
extern int onscreen(off_t);
extern int empty_screen(void);
extern int empty_lines(int, int);
extern void get_scrpos(struct scrpos *);
extern int adjsline(int);
extern void init_prompt(void);
extern char *pr_expand(const char *, int);
extern char *eq_message(void);
extern char *prompt_string(void);
extern char *wait_message(void);
extern void init_search(void);
extern void repaint_hilite(int);
extern void clear_attn(void);
extern void undo_search(void);
extern void clr_hilite(void);
extern int is_filtered(off_t);
extern int is_hilited(off_t, off_t, int, int *);
extern void chg_caseless(void);
extern void chg_hilite(void);
extern int search(int, char *, int);
extern void prep_hilite(off_t, off_t, int);
extern void set_filter_pattern(char *, int);
extern int is_filtering(void);
extern void sigwinch(int);
extern void init_signals(int);
extern void psignals(void);
extern void cleantags(void);
extern void findtag(char *);
extern off_t tagsearch(void);
extern char *nexttag(int);
extern char *prevtag(int);
extern int ntags(void);
extern int curr_tag(void);
extern int edit_tagfile(void);
extern void open_getchr(void);
extern int getchr(void);
extern void *lsignal(int, void (*)(int));
extern char *helpfile(void);
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