/*----------------------------------------------------------------------------  ChucK Concurrent, On-the-fly Audio Programming Language    Compiler and Virtual Machine   Copyright (c) 2004 Ge Wang and Perry R. Cook.  All rights reserved.    http://chuck.stanford.edu/    http://chuck.cs.princeton.edu/   This program is free software; you can redistribute it and/or modify  it under the terms of the GNU General Public License as published by  the Free Software Foundation; either version 2 of the License, or  (at your option) any later version.   This program is distributed in the hope that it will be useful,  but WITHOUT ANY WARRANTY; without even the implied warranty of  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the  GNU General Public License for more details.   You should have received a copy of the GNU General Public License  along with this program; if not, write to the Free Software  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  U.S.A.-----------------------------------------------------------------------------*/ //-----------------------------------------------------------------------------// file: util_console.cpp// desc: utility for console I/O//// author: Spencer Salazar (spencer@ccrma.stanford.edu)// date: Autumn 2005//-----------------------------------------------------------------------------#include "util_console.h"#include "chuck_errmsg.h"#include <stdio.h>#ifdef __USE_READLINE__ #include <readline/readline.h>#else #include <stdlib.h> #define CONSOLE_INPUT_BUFFER_SIZE 255#endif char * io_readline( const char * prompt ){#ifdef __USE_READLINE__     // call the real readline    return readline( prompt ); #else     // insert our hack    char * buf=(char *)malloc( CONSOLE_INPUT_BUFFER_SIZE * sizeof(char) );    char * result;        fputs( prompt, stdout );    	result = fgets( buf, CONSOLE_INPUT_BUFFER_SIZE, stdin );		if( result == NULL )	{		free( buf );		return NULL;	}		for( int i=0; i < CONSOLE_INPUT_BUFFER_SIZE; i++ )		if(buf[i] == '\n' )		{			buf[i] = 0;			break;		}		return buf;	#endif} void io_addhistory( const char * addme ){#ifdef __USE_READLINE__		add_history( addme );	#else		//do nothing	#endif}  // code thanks to Luke Lin (wdlin@CCCA.NCTU.edu.tw)// kb hit#ifndef __PLATFORM_WIN32__  #include <string.h>#ifdef __PLATFORM_MACOSX__  #include <termios.h>  static struct termios g_save;#else  #include <termio.h>  static struct termio g_save;#endif   #include <unistd.h>  #include <sys/ioctl.h>#else  #include <conio.h>#endif  // globalstatic t_CKINT g_c;static t_CKBOOL g_init;  // on entering modet_CKBOOL kb_initscr(){    if( g_init ) return FALSE; #ifndef __PLATFORM_WIN32__ #ifdef __PLATFORM_MACOSX__    struct termios term;    if( ioctl( 0, TIOCGETA, &term ) == -1 )#else    struct termio term;    if( ioctl( 0, TCGETA, &term ) == -1 )#endif    {         EM_log( CK_LOG_SEVERE, "(kbhit disabled): standard input not a tty!");        return FALSE;    }     // log    EM_log( CK_LOG_INFO, "starting kb hit immediate mode..." );     g_save = term;                    term.c_lflag &= ~ICANON;    term.c_lflag &= ~ECHO;     term.c_cc[VMIN] = 0;    term.c_cc[VTIME]=0;   #ifdef __PLATFORM_MACOSX__    ioctl( 0, TIOCSETA, &term );#else    ioctl( 0, TCSETA, &term );#endif #endif     g_init = TRUE;    return TRUE;}  // on exitvoid kb_endwin(){    if( !g_init ) return; #ifndef __PLATFORM_WIN32__#ifdef __PLATFORM_MACOSX__    ioctl( 0, TIOCSETA, &g_save );#else    ioctl( 0, TCSETA, &g_save );#endif#endif     g_init = FALSE;}  // hitt_CKINT kb_hit(){#ifndef __PLATFORM_WIN32__    int ifkeyin;    char c;    ifkeyin = read( 0, &c, 1 );    g_c = (t_CKINT)c;     // log    EM_log( CK_LOG_FINE, "kb hit! %i : %c", ifkeyin, c );     return (ifkeyin);#else    return (t_CKINT)kbhit();#endif}  // gett_CKINT kb_getch(){#ifndef __PLATFORM_WIN32__    return g_c;#else    return (t_CKINT)::getch();#endif}  // readyt_CKBOOL kb_ready(){    return g_init;}