1 1.22 kre /* $NetBSD: input.h,v 1.22 2024/08/03 03:05:58 kre Exp $ */ 2 1.7 cgd 3 1.1 cgd /*- 4 1.5 jtc * Copyright (c) 1991, 1993 5 1.5 jtc * The Regents of the University of California. All rights reserved. 6 1.1 cgd * 7 1.1 cgd * This code is derived from software contributed to Berkeley by 8 1.1 cgd * Kenneth Almquist. 9 1.1 cgd * 10 1.1 cgd * Redistribution and use in source and binary forms, with or without 11 1.1 cgd * modification, are permitted provided that the following conditions 12 1.1 cgd * are met: 13 1.1 cgd * 1. Redistributions of source code must retain the above copyright 14 1.1 cgd * notice, this list of conditions and the following disclaimer. 15 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright 16 1.1 cgd * notice, this list of conditions and the following disclaimer in the 17 1.1 cgd * documentation and/or other materials provided with the distribution. 18 1.15 agc * 3. Neither the name of the University nor the names of its contributors 19 1.1 cgd * may be used to endorse or promote products derived from this software 20 1.1 cgd * without specific prior written permission. 21 1.1 cgd * 22 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 1.1 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 1.1 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 1.1 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 1.1 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 1.1 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 1.1 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 1.1 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 1.1 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 1.1 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 1.1 cgd * SUCH DAMAGE. 33 1.1 cgd * 34 1.8 christos * @(#)input.h 8.2 (Berkeley) 5/4/95 35 1.1 cgd */ 36 1.1 cgd 37 1.1 cgd /* PEOF (the end of file marker) is defined in syntax.h */ 38 1.1 cgd 39 1.1 cgd /* 40 1.1 cgd * The input line number. Input.c just defines this variable, and saves 41 1.1 cgd * and restores it when files are pushed and popped. The user of this 42 1.1 cgd * package must set its value. 43 1.1 cgd */ 44 1.1 cgd extern int plinno; 45 1.1 cgd extern int parsenleft; /* number of characters left in input buffer */ 46 1.18 kre extern const char *parsenextc; /* next character in input buffer */ 47 1.5 jtc extern int init_editline; /* 0 == not setup, 1 == OK, -1 == failed */ 48 1.20 kre extern int whichprompt; /* 1 ==> PS1, 2 ==> PS2 */ 49 1.1 cgd 50 1.17 kre struct alias; 51 1.20 kre struct parsefile; 52 1.16 kre 53 1.14 christos char *pfgets(char *, int); 54 1.14 christos int pgetc(void); 55 1.14 christos int preadbuffer(void); 56 1.21 kre int at_eof(void); 57 1.14 christos void pungetc(void); 58 1.18 kre void pushstring(const char *, int, struct alias *); 59 1.14 christos void popstring(void); 60 1.14 christos void setinputfile(const char *, int); 61 1.14 christos void setinputfd(int, int); 62 1.22 kre void setinputstring(const char *, int, int); 63 1.14 christos void popfile(void); 64 1.20 kre struct parsefile *getcurrentfile(void); 65 1.20 kre void popfilesupto(struct parsefile *); 66 1.14 christos void popallfiles(void); 67 1.14 christos void closescript(int); 68 1.1 cgd 69 1.1 cgd #define pgetc_macro() (--parsenleft >= 0? *parsenextc++ : preadbuffer()) 70