blob: 571fc2058cbe12b90a940b778d2af3d4c96f258b (
plain) (
blame)
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
|
// This file is part of AsmJit project <https://asmjit.com>
//
// See <asmjit/core.h> or LICENSE.md for license and copyright information
// SPDX-License-Identifier: Zlib
#ifndef CMDLINE_H_INCLUDED
#define CMDLINE_H_INCLUDED
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
class CmdLine {
public:
int _argc;
const char* const* _argv;
CmdLine(int argc, const char* const* argv)
: _argc(argc),
_argv(argv) {}
bool has_arg(const char* key) const {
for (int i = 1; i < _argc; i++) {
if (strcmp(key, _argv[i]) == 0) {
return true;
}
}
return false;
}
const char* value_of(const char* key, const char* default_value) const {
size_t keySize = strlen(key);
for (int i = 1; i < _argc; i++) {
const char* val = _argv[i];
if (strlen(val) >= keySize + 1 && val[keySize] == '=' && memcmp(val, key, keySize) == 0)
return val + keySize + 1;
}
return default_value;
}
int value_as_int(const char* key, int default_value) const {
const char* val = value_of(key, nullptr);
if (val == nullptr || val[0] == '\0')
return default_value;
return atoi(val);
}
unsigned value_as_uint(const char* key, unsigned default_value) const {
const char* val = value_of(key, nullptr);
if (val == nullptr || val[0] == '\0')
return default_value;
int v = atoi(val);
if (v < 0)
return default_value;
else
return unsigned(v);
}
};
#endif // CMDLINE_H_INCLUDED
|