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
|
/*
* This file is part of the KDE libraries
* Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "value.h"
#include "object.h"
#include "types.h"
#include "interpreter.h"
using namespace KJS;
class TestFunctionImp : public ObjectImp {
public:
TestFunctionImp(int i, int length);
virtual bool implementsCall() const { return true; }
virtual Value call(ExecState *exec, Object &thisObj, const List &args);
enum { Print, Debug, Quit };
private:
int id;
};
TestFunctionImp::TestFunctionImp(int i, int length) : ObjectImp(), id(i)
{
putDirect(lengthPropertyName,length,DontDelete|ReadOnly|DontEnum);
}
Value TestFunctionImp::call(ExecState *exec, Object &/*thisObj*/, const List &args)
{
switch (id) {
case Print:
case Debug:
fprintf(stderr,"--> %s\n",args[0].toString(exec).ascii());
return Undefined();
case Quit:
exit(0);
return Undefined();
default:
break;
}
return Undefined();
}
class VersionFunctionImp : public ObjectImp {
public:
VersionFunctionImp() : ObjectImp() {}
virtual bool implementsCall() const { return true; }
virtual Value call(ExecState *exec, Object &thisObj, const List &args);
};
Value VersionFunctionImp::call(ExecState */*exec*/, Object &/*thisObj*/, const List &/*args*/)
{
// We need this function for compatibility with the Mozilla JS tests but for now
// we don't actually do any version-specific handling
return Undefined();
}
class GlobalImp : public ObjectImp {
public:
virtual UString className() const { return "global"; }
};
int main(int argc, char **argv)
{
// expecting a filename
if (argc < 2) {
fprintf(stderr, "You have to specify at least one filename\n");
return -1;
}
bool ret = true;
{
Object global(new GlobalImp());
// create interpreter
Interpreter interp(global);
// add debug() function
global.put(interp.globalExec(), "debug", Object(new TestFunctionImp(TestFunctionImp::Debug,1)));
// add "print" for compatibility with the mozilla js shell
global.put(interp.globalExec(), "print", Object(new TestFunctionImp(TestFunctionImp::Print,1)));
// add "quit" for compatibility with the mozilla js shell
global.put(interp.globalExec(), "quit", Object(new TestFunctionImp(TestFunctionImp::Quit,0)));
// add "version" for compatibility with the mozilla js shell
global.put(interp.globalExec(), "version", Object(new VersionFunctionImp()));
for (int i = 1; i < argc; i++) {
int code_len = 0;
int code_alloc = 1024;
char *code = (char*)malloc(code_alloc);
const char *file = argv[i];
if (strcmp(file, "-f") == 0)
continue;
FILE *f = fopen(file, "r");
if (!f) {
fprintf(stderr, "Error opening %s.\n", file);
return 2;
}
while (!feof(f) && !ferror(f)) {
size_t len = fread(code+code_len,1,code_alloc-code_len,f);
code_len += len;
if (code_len >= code_alloc) {
code_alloc *= 2;
code = (char*)realloc(code,code_alloc);
}
}
code = (char*)realloc(code,code_len+1);
code[code_len] = '\0';
// run
Completion comp(interp.evaluate(code));
fclose(f);
if (comp.complType() == Throw) {
ExecState *exec = interp.globalExec();
Value exVal = comp.value();
char *msg = exVal.toString(exec).ascii();
int lineno = -1;
if (exVal.type() == ObjectType) {
Value lineVal = Object::dynamicCast(exVal).get(exec,"line");
if (lineVal.type() == NumberType)
lineno = int(lineVal.toNumber(exec));
}
if (lineno != -1)
fprintf(stderr,"Exception, line %d: %s\n",lineno,msg);
else
fprintf(stderr,"Exception: %s\n",msg);
ret = false;
}
else if (comp.complType() == ReturnValue) {
char *msg = comp.value().toString(interp.globalExec()).ascii();
fprintf(stderr,"Return value: %s\n",msg);
}
free(code);
}
} // end block, so that Interpreter and global get deleted
if (ret)
fprintf(stderr, "OK.\n");
#ifdef KJS_DEBUG_MEM
Interpreter::finalCheck();
#endif
return ret ? 0 : 3;
}
|
