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
|
// **********************************************************************
//
// Copyright (c) 2001
// MutableRealms, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#include <GenCPlusPlus.h>
#include <fstream>
using namespace std;
using namespace IceLang;
void
usage(const char* n)
{
cerr << "Usage: " << n << " [options] ice-files ...\n";
cerr <<
"Options:\n"
"-h, --help Show this message.\n"
"-DNAME Define NAME as 1.\n"
"-DNAME=DEF Define NAME as DEF.\n"
"-UNAME Remove any definition for NAME.\n"
"-IDIR Put DIR in the include file search path.\n"
"--include-dir Specify the header include directory.\n"
"--dll-export Specify a symbol for DLL exports.\n"
"-d, --debug Print debug messages.\n"
;
}
int
main(int argc, char* argv[])
{
string cpp("cpp");
vector<string> includePaths;
string include;
string dllExport;
int idx = 1;
while(idx < argc)
{
if(strncmp(argv[idx], "-I", 2) == 0)
{
cpp += ' ';
cpp += argv[idx];
string path = argv[idx] + 2;
if(path.length())
includePaths.push_back(path);
for(int i = idx ; i + 1 < argc ; ++i)
argv[i] = argv[i + 1];
--argc;
}
else if(strncmp(argv[idx], "-D", 2) == 0 ||
strncmp(argv[idx], "-U", 2) == 0)
{
cpp += ' ';
cpp += argv[idx];
for(int i = idx ; i + 1 < argc ; ++i)
argv[i] = argv[i + 1];
--argc;
}
else if(strcmp(argv[idx], "-h") == 0 ||
strcmp(argv[idx], "--help") == 0)
{
usage(argv[0]);
return EXIT_SUCCESS;
}
else if(strcmp(argv[idx], "-d") == 0 ||
strcmp(argv[idx], "--debug") == 0)
{
extern int yydebug;
yydebug = 1;
for(int i = idx ; i + 1 < argc ; ++i)
argv[i] = argv[i + 1];
--argc;
}
else if(strcmp(argv[idx], "--include-dir") == 0)
{
if(idx + 1 >= argc)
{
cerr << argv[0] << ": error: argument expected for`"
<< argv[idx] << "'" << endl;
usage(argv[0]);
return EXIT_FAILURE;
}
include = argv[idx + 1];
for(int i = idx ; i + 2 < argc ; ++i)
argv[i] = argv[i + 2];
argc -= 2;
}
else if(strcmp(argv[idx], "--dll-export") == 0)
{
if(idx + 1 >= argc)
{
cerr << argv[0] << ": error: argument expected for`"
<< argv[idx] << "'" << endl;
usage(argv[0]);
return EXIT_FAILURE;
}
dllExport = argv[idx + 1];
for(int i = idx ; i + 2 < argc ; ++i)
argv[i] = argv[i + 2];
argc -= 2;
}
else if(argv[idx][0] == '-')
{
cerr << argv[0] << ": error: unknown option `" << argv[idx] << "'"
<< endl;
usage(argv[0]);
return EXIT_FAILURE;
}
else
++idx;
}
if(argc < 2)
{
cerr << argv[0] << ": error: no input file" << endl;
usage(argv[0]);
return EXIT_FAILURE;
}
for(idx = 1 ; idx < argc ; ++idx)
{
string base(argv[idx]);
string suffix;
string::size_type pos = base.rfind('.');
if(pos != string::npos)
{
suffix = base.substr(pos);
transform(suffix.begin(), suffix.end(), suffix.begin(), tolower);
}
if(suffix != ".ice")
{
cerr << argv[0] << ": input files must end with `.ice'"
<< endl;
return EXIT_FAILURE;
}
base.erase(pos);
ifstream test(argv[idx]);
if(!test)
{
cerr << argv[0] << ": can't open `" << argv[idx]
<< "' for reading: " << strerror(errno) << endl;
return EXIT_FAILURE;
}
test.close();
string cmd = cpp + " " + argv[idx];
#ifdef WIN32
FILE* cppHandle = _popen(cmd.c_str(), "r");
#else
FILE* cppHandle = popen(cmd.c_str(), "r");
#endif
if(cppHandle == NULL)
{
cerr << argv[0] << ": can't run C++ preprocessor: "
<< strerror(errno) << endl;
return EXIT_FAILURE;
}
Parser_ptr parser = Parser::createParser();
int status = parser -> parse(cppHandle);
#ifdef WIN32
_pclose(cppHandle);
#else
pclose(cppHandle);
#endif
if(status == EXIT_FAILURE)
return status;
GenCPlusPlus gen(argv[0], base, include, includePaths, dllExport);
if(!gen)
return EXIT_FAILURE;
gen.generate(parser);
parser -> destroy();
}
return EXIT_SUCCESS;
}
|
