1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
/* -*- mode: objc; coding: utf-8 -*- */
/* Toilet Lisp, a Common Lisp subset for the Étoilé runtime.
* Copyright (C) 2008 Matthias Andreas Benkard.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#import "MLKBinaryStreamCharacterStream.h"
#import "MLKDynamicContext.h"
#import "MLKInterpreter.h"
#import "MLKLexicalEnvironment.h"
#import "MLKPackage.h"
#import "MLKReadEvalPrintLoop.h"
#import "MLKReader.h"
#import "MLKRoot.h"
#import "MLKStreamStream.h"
#import "NSObject-MLKPrinting.h"
#import "runtime-compatibility.h"
#import "util.h"
#if USE_LLVM
#import "MLKLLVMCompiler.h"
#import "MLKLexicalContext-MLKLLVMCompilation.h"
#endif
#import <Foundation/NSAutoreleasePool.h>
#import <Foundation/NSException.h>
#import <Foundation/NSNull.h>
#import <Foundation/NSString.h>
#ifdef GNUSTEP
#import <Foundation/NSDebug.h>
#endif
#include <histedit.h>
#include <string.h>
static int _argc;
static char **_argv;
static const char *prompt (EditLine *e) {
@try
{
MLKPackage *package = [[MLKDynamicContext currentContext]
valueForSymbol:[[MLKPackage
findPackage:@"COMMON-LISP"]
intern:@"*PACKAGE*"]];
return [[NSString stringWithFormat:@"%@> ", [package name]] UTF8String];
}
@catch (NSException *localException)
{
printf ("Caught an unhandled exception.\nName: %s\nReason: %s\n",
[[localException name] UTF8String],
[[localException reason] UTF8String]);
return "> ";
}
}
@implementation MLKReadEvalPrintLoop : NSObject
+(void) run
{
EditLine *editline;
History *commands;
HistEvent event;
NSInputStream *input;
MLKBinaryStream *filestream;
MLKCharacterStream *stream;
BOOL success;
NSAutoreleasePool *pool;
#ifdef USE_LLVM
// We do this in order to prevent ld from “optimising” MLKLLVMCompiler
// away. GNU ld apparently sucks at dynamic languages.
[MLKLLVMCompiler class];
#endif
editline = el_init (_argv[0], stdin, stdout, stderr);
el_set (editline, EL_PROMPT, &prompt);
el_set (editline, EL_EDITOR, "emacs");
commands = history_init();
history (commands, &event, H_SETSIZE, 1000);
el_set (editline, EL_HIST, history, commands);
pool = [[NSAutoreleasePool alloc] init];
[MLKRoot registerBuiltins];
printf ("Loading init.lisp.\n");
#if 1
@try
{
#endif
[[[MLKLexicalEnvironment globalEnvironment]
functionForSymbol:[[MLKPackage findPackage:@"TOILET-SYSTEM"] intern:@"REQUIRE"]]
applyToArray:[NSArray arrayWithObject:@"init.lisp"]];
#if 1
}
@catch (NSException *localException)
{
printf ("Caught an unhandled exception.\nName: %s\nReason: %s\n",
[[localException name] UTF8String],
[[localException reason] UTF8String]);
}
#endif
printf ("Done.\n\n");
printf ("This is Toilet Lisp, version 0.0.1.\n");
printf ("Please make yourself at home.\n");
[[MLKDynamicContext currentContext]
setValue:[[MLKPackage findPackage:@"COMMON-LISP"]
intern:@"T"]
forSymbol:[[MLKPackage findPackage:@"TOILET-SYSTEM"]
intern:@"*SYSTEM-INITIALISED-P*"]];
LRELEASE (pool);
while (1)
{
const char *line;
int line_length;
line = el_gets (editline, &line_length);
if (line_length > 1)
{
NSArray *results;
id code;
pool = [[NSAutoreleasePool alloc] init];
history (commands, &event, H_ENTER, line);
if (strcmp (line, ":q\n") == 0 || strncmp (line, ":q ", 3) == 0)
break;
#if 1
@try
#else
#ifdef GNUSTEP
GSDebugAllocationActive (YES);
[NSObject enableDoubleReleaseCheck:YES];
NSZombieEnabled = YES;
#endif
#endif
{
int i;
code = [MLKReader readFromString:[NSString stringWithUTF8String:line]];
results = [MLKInterpreter eval:code
inLexicalContext:[MLKLexicalContext
globalContext]
withEnvironment:[MLKLexicalEnvironment
globalEnvironment]];
for (i = 0; i < [results count]; i++)
{
id result = [results objectAtIndex:i];
printf ("%s\n", [MLKPrintToString (denullify (result)) UTF8String]);
}
}
#if 1
@catch (NSException *localException)
{
printf ("Caught an unhandled exception.\nName: %s\nReason: %s\n",
[[localException name] UTF8String],
[[localException reason] UTF8String]);
}
#endif
LRELEASE (pool);
}
//free (line);
}
history_end (commands);
el_end (editline);
}
@end
int main (int argc, char **argv)
{
_argc = argc;
_argv = argv;
NSAutoreleasePool *pool;
pool = [[NSAutoreleasePool alloc] init];
[MLKReadEvalPrintLoop run];
LRELEASE (pool);
return 0;
}
|
