1 /* $NetBSD: extern.h,v 1.2 1999/10/18 20:28:32 pk Exp $ */ 2 3 /* 4 * Copyright (c) 1997 Christos Zoulas. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Christos Zoulas. 17 * 4. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 /* ch.c */ 32 int ch_seek __P((off_t)); 33 int ch_end_seek __P((void)); 34 int ch_beg_seek __P((void)); 35 off_t ch_length __P((void)); 36 off_t ch_tell __P((void)); 37 int ch_forw_get __P((void)); 38 int ch_back_get __P((void)); 39 void ch_init __P((int, int)); 40 int ch_addbuf __P((int)); 41 42 /* command.c */ 43 void start_mca __P((int, char *)); 44 int prompt __P((void)); 45 void commands __P((void)); 46 void editfile __P((void)); 47 void showlist __P((void)); 48 49 /* decode.c */ 50 void noprefix __P((void)); 51 int cmd_decode __P((int)); 52 int cmd_search __P((char *, char *)); 53 54 /* help.c */ 55 void help __P((void)); 56 57 /* input.c */ 58 off_t forw_line __P((off_t)); 59 off_t back_line __P((off_t)); 60 61 /* line.c */ 62 void prewind __P((void)); 63 int pappend __P((int)); 64 off_t forw_raw_line __P((off_t)); 65 off_t back_raw_line __P((off_t)); 66 67 /* linenum.c */ 68 void clr_linenum __P((void)); 69 void add_lnum __P((int, off_t)); 70 int find_linenum __P((off_t)); 71 int currline __P((int)); 72 73 /* main.c */ 74 int edit __P((char *)); 75 void next_file __P((int)); 76 void prev_file __P((int)); 77 int main __P((int, char **)); 78 char *save __P((char *)); 79 void quit __P((void)) __attribute__((noreturn)); 80 81 /* option.c */ 82 int option __P((int, char **)); 83 84 /* os.c */ 85 void lsystem __P((char *)); 86 int iread __P((int, char *, int)); 87 void intread __P((void)); 88 char *glob __P((char *)); 89 char *bad_file __P((char *, char *, u_int)); 90 void strtcpy __P((char *, char *, int)); 91 92 /* output.c */ 93 void put_line __P((void)); 94 void flush __P((void)); 95 void purge __P((void)); 96 int putchr __P((int)); 97 void putstr __P((char *)); 98 void error __P((char *)); 99 void ierror __P((char *)); 100 101 /* position.c */ 102 off_t position __P((int)); 103 void add_forw_pos __P((off_t)); 104 void add_back_pos __P((off_t)); 105 void copytable __P((void)); 106 void pos_clear __P((void)); 107 int onscreen __P((off_t)); 108 109 /* prim.c */ 110 void eof_check __P((void)); 111 void squish_check __P((void)); 112 void forw __P((int, off_t, int)); 113 void back __P((int, off_t, int)); 114 void forward __P((int, int)); 115 void backward __P((int, int)); 116 void prepaint __P((off_t)); 117 void repaint __P((void)); 118 void jump_forw __P((void)); 119 void jump_back __P((int)); 120 void jump_percent __P((int)); 121 void jump_loc __P((off_t)); 122 void init_mark __P((void)); 123 void setmark __P((int)); 124 void lastmark __P((void)); 125 void gomark __P((int)); 126 int get_back_scroll __P((void)); 127 int search __P((int, char *, int, int)); 128 129 /* screen.c */ 130 void raw_mode __P((int)); 131 void get_term __P((void)); 132 void init __P((void)); 133 void deinit __P((void)); 134 void home __P((void)); 135 void add_line __P((void)); 136 void lower_left __P((void)); 137 void bell __P((void)); 138 void clear __P((void)); 139 void clear_eol __P((void)); 140 void so_enter __P((void)); 141 void so_exit __P((void)); 142 void ul_enter __P((void)); 143 void ul_exit __P((void)); 144 void bo_enter __P((void)); 145 void bo_exit __P((void)); 146 void backspace __P((void)); 147 void putbs __P((void)); 148 149 /* signal.c */ 150 void winch __P((int)); 151 void init_signals __P((int)); 152 void psignals __P((void)); 153 154 /* ttyin.c */ 155 void open_getchr __P((void)); 156 int getchr __P((void)); 157 158 extern char **av; 159 extern char *current_file; 160 extern char *current_name; 161 extern char *firstsearch; 162 extern char *line; 163 extern char *next_name; 164 extern int ac; 165 extern int any_display; 166 extern int auto_wrap; 167 extern int back_scroll; 168 extern int be_width; 169 extern int bo_width; 170 extern int bs_mode; 171 extern int caseless; 172 extern int cbufs; 173 extern int cmdstack; 174 extern int curr_ac; 175 extern int erase_char; 176 extern int errmsgs; 177 extern int file; 178 extern int hit_eof; 179 extern int ignaw; 180 extern int ispipe; 181 extern int kill_char; 182 extern int linenums; 183 extern int lnloop; 184 extern int quit_at_eof; 185 extern int quitting; 186 extern int reading; 187 extern int retain_below; 188 extern int sc_height; 189 extern int sc_width; 190 extern int sc_window; 191 extern int screen_trashed; 192 extern int scroll; 193 extern int se_width; 194 extern int short_file; 195 extern int sigs; 196 extern int so_width; 197 extern int squeeze; 198 extern int tabstop; 199 extern int top_scroll; 200 extern int ue_width; 201 extern int ul_width; 202 extern int werase_char; 203