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
|
%% options
copyright owner = Dirk Krause
copyright year = 2015-xxxx
license = bsd
%% header
/** @file
Find name of executed file.
*/
#ifndef DK4CONF_H_INCLUDED
#include "dk4conf.h"
#endif
#ifndef DK4TYPES_H_INCLUDED
#include "dk4types.h"
#endif
#ifndef DK4ERROR_H_INCLUDED
#include "dk4error.h"
#endif
#if DK4_HAVE_WCHAR_H
#ifndef WCHAR_H_INCLUDED
#include <wchar.h>
#define WCHAR_H_INCLUDED 1
#endif
#endif
#ifdef __cplusplus
extern "C" {
#endif
/** Retrieve path to executable file.
CRT on Windows: Not used.
@param buffer Buffer to store the file name.
@param sz Buffer size (number of wchar_t).
@param argv0 First command line word.
@param erp Error report, may be NULL.
@return 1 on success, 0 on error.
*/
int
dk4execpath_wc(wchar_t *buffer, size_t sz, const wchar_t *argv0, dk4_er_t *erp);
#ifdef __cplusplus
}
#endif
%% module
#include "dk4exepw.h"
#ifndef DK4STRW_H_INCLUDED
#include "dk4strw.h"
#endif
#ifndef DK4MEM_H_INCLUDED
#include "dk4mem.h"
#endif
#ifndef DK4PATHW_H_INCLUDED
#include "dk4pathw.h"
#endif
#ifndef DK4STATW_H_INCLUDED
#include "dk4statw.h"
#endif
#ifndef DK4STAT_H_INCLUDED
#include "dk4stat.h"
#endif
#if DK4_ON_WINDOWS
#ifndef WINDOWS_H_INCLUDED
#include <windows.h>
#define WINDOWS_H_INCLUDED 1
#endif
#ifndef WINBASE_H_INCLUDED
#include <winbase.h>
#define WINBASE_H_INCLUDED 1
#endif
#endif
#if DK4_HAVE_SYS_TYPES_H
#ifndef SYS_TYPES_H_INCLUDED
#include <sys/types.h>
#define SYS_TYPES_H_INCLUDED 1
#endif
#endif
#if DK4_HAVE_SYS_STAT_H
#ifndef SYS_STAT_H_INCLUDED
#include <sys/stat.h>
#define SYS_STAT_H_INCLUDED 1
#endif
#endif
#ifndef STDLIB_H_INCLUDED
#include <stdlib.h>
#define STDLIB_H_INCLUDED 1
#endif
#if DK4_HAVE_UNISTD_H
#ifndef UNISTD_H_INCLUDED
#include <unistd.h>
#define UNISTD_H_INCLUDED 1
#endif
#endif
#if DK4_HAVE_STRING_H
#ifndef STRING_H_INCLUDED
#include <string.h>
#define STRING_H_INCLUDED 1
#endif
#endif
$!trace-include
#if 0
static const wchar_t * const dk4execpath_wc_kw[] = {
/* 0 */ L"PATH",
#if DK4_HAVE_BACKSLASH_AS_SEP
/* 1 */ L"\\",
#else
/* 1 */ L"/",
#endif
NULL
};
#endif
#if DK4_ON_WINDOWS
#pragma warning (disable:4100)
#endif
int
dk4execpath_wc(wchar_t *buffer, size_t sz, const wchar_t *argv0, dk4_er_t *erp)
{
#if DK4_ON_WINDOWS
DWORD res;
DWORD dwsz;
#endif
int back = 0;
#if DK4_ON_WINDOWS
$? "+ dk4execpath_wc"
if ((NULL != buffer) && (0 < sz)) {
if ((dk4_um_t)0xFFFFFFFFUL >= (dk4_um_t)sz) {
dwsz = (DWORD)sz;
} else {
dwsz = (DWORD)0xFFFFFFFFUL;
}
res = GetModuleFileNameW(GetModuleHandle(NULL), buffer, dwsz);
if (0 < res) {
if ((dk4_um_t)res < (dk4_um_t)sz) {
back = 1; $? ". success"
buffer[res] = L'\0';
} else { $? "! buffer too small"
dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
}
} else { $? "! GetModuleFileNameW"
/* ERROR: Not found */
dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
}
} else { $? "! invalid arguments"
dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
}
#else
$? "! not supported"
dk4error_set_simple_error_code(erp, DK4_E_NOT_SUPPORTED);
#endif
$? "- dk4execpath_wc %d", back
return back;
}
#if DK4_ON_WINDOWS
#pragma warning (default:4100)
#endif
|