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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/steptalk/trunk@17774 72102866-910b-0410-8b05-ffd578937521
98 lines
2.3 KiB
Objective-C
98 lines
2.3 KiB
Objective-C
/**
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ReadlineTranscript.m
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StepTalk simple transcript
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Copyright (c) 2002 Free Software Foundation
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Written by: Stefan Urbanek <urbanek@host.sk>
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Date: 2001 Apr 13
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This file is part of the StepTalk project.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#import "ReadlineTranscript.h"
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#import <Foundation/NSValue.h>
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#import <Foundation/NSString.h>
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#include <stdio.h>
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#include <readline/readline.h>
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static Class NSString_class;
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static Class NSNumber_class;
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static ReadlineTranscript *sharedTranscript;
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@implementation ReadlineTranscript:NSObject
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+ (void)initialize
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{
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NSString_class = [NSString class];
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NSNumber_class = [NSNumber class];
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}
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+ sharedTranscript
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{
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if(!sharedTranscript)
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{
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sharedTranscript = [[ReadlineTranscript alloc] init];
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}
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return sharedTranscript;
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}
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- show:(id)anObject
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{
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NSString *string;
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if( [anObject isKindOfClass:NSString_class] )
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{
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string = anObject;
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}
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else if ( [anObject isKindOfClass:NSNumber_class] )
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{
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string = [anObject stringValue];
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}
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else
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{
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string = [anObject description];
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}
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printf("%s", [string cString]);
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return self;
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}
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- showLine:(id)anObject
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{
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[self show:anObject];
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putchar('\n');
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return self;
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}
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-(NSString*)readLine:(NSString*)prompt
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{
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NSString *resret=nil;
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char *res;
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res = readline([prompt cString]);
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if (res)
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{
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resret = [[NSString alloc] initWithCStringNoCopy: res
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length: strlen(res)
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freeWhenDone: YES];
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}
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return AUTORELEASE(resret);
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}
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@end
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