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
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.9.1"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>winapi_common: src/process.cpp Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">winapi_common
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.9.1 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('',true,false,'search.php','Search');
$(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="headertitle">
<div class="title">process.cpp</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright (c) 2020 Egor Tensin <Egor.Tensin@gmail.com></span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// This file is part of the "winapi-common" project.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// For details, see https://github.com/egor-tensin/winapi-common.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Distributed under the MIT License.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>  </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include <winapi/cmd_line.hpp></span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include <<a class="code" href="error_8hpp.html">winapi/error.hpp</a>></span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include <winapi/handle.hpp></span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include <winapi/process.hpp></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <winapi/process_io.hpp></span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <winapi/resource.hpp></span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <winapi/utf8.hpp></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  </div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// clang-format off</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <windows.h></span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <shellapi.h></span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// clang-format on</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  </div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <cstddef></span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <cstring></span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <limits></span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <sstream></span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <stdexcept></span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <string></span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <utility></span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <vector></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">namespace </span>winapi {</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">namespace </span>{</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">using</span> EscapedCommandLine = std::vector<wchar_t>;</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> EscapedCommandLine escape_command_line(<span class="keyword">const</span> CommandLine& cmd_line) {</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">const</span> <span class="keyword">auto</span> unicode_cmd_line = widen(cmd_line.to_string());</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  EscapedCommandLine buffer;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  buffer.reserve(unicode_cmd_line.size() + 1);</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  buffer.assign(unicode_cmd_line.cbegin(), unicode_cmd_line.cend());</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  buffer.emplace_back(L<span class="charliteral">'\0'</span>);</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">return</span> buffer;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> }</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> Handle create_process(ProcessParameters& params) {</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> * When creating a new console process, the options are:</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * 1) inherit the parent console (the default),</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> * 2) CREATE_NO_WINDOW,</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> * 3) CREATE_NEW_CONSOLE,</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> * 4) DETACHED_PROCESS.</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> * Child processes can inherit the console.</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * By that I mean they will display their output in the same window.</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> * If both the child process and the parent process read from stdin, there</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> * is no way to say which process will read any given input byte.</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * There's an excellent guide into all the intricacies of the CreateProcess</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> * system call at</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * https://github.com/rprichard/win32-console-docs/blob/master/README.md</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> * Another useful link is https://ikriv.com/dev/cpp/ConsoleProxy/flags.</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">static</span> constexpr DWORD default_dwCreationFlags = CREATE_UNICODE_ENVIRONMENT;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  STARTUPINFOW startup_info;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  std::memset(&startup_info, 0, <span class="keyword">sizeof</span>(startup_info));</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  startup_info.cb = <span class="keyword">sizeof</span>(startup_info);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">if</span> (params.io) {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  startup_info.dwFlags |= STARTF_USESTDHANDLES;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  startup_info.hStdInput = <span class="keyword">static_cast<</span>HANDLE<span class="keyword">></span>(params.io->std_in.handle);</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  startup_info.hStdOutput = <span class="keyword">static_cast<</span>HANDLE<span class="keyword">></span>(params.io->std_out.handle);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  startup_info.hStdError = <span class="keyword">static_cast<</span>HANDLE<span class="keyword">></span>(params.io->std_err.handle);</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  }</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  </div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">auto</span> dwCreationFlags = default_dwCreationFlags;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">switch</span> (params.console_mode) {</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">case</span> ProcessParameters::ConsoleNone:</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  dwCreationFlags |= CREATE_NO_WINDOW;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">case</span> ProcessParameters::ConsoleInherit:</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">// This is the default.</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">case</span> ProcessParameters::ConsoleNew:</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  dwCreationFlags |= CREATE_NEW_CONSOLE;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  PROCESS_INFORMATION child_info;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  std::memset(&child_info, 0, <span class="keyword">sizeof</span>(child_info));</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">auto</span> cmd_line = escape_command_line(params.cmd_line);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">const</span> <span class="keyword">auto</span> ret = ::CreateProcessW(NULL,</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  cmd_line.data(),</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  NULL,</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  NULL,</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  TRUE,</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  dwCreationFlags,</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  NULL,</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  NULL,</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  &startup_info,</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  &child_info);</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  </div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">if</span> (!ret) {</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"CreateProcessW"</span>);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  }</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  }</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span> (params.io) {</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  params.io->close();</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  Handle process{child_info.hProcess};</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  Handle thread{child_info.hThread};</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  </div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span> process;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> }</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> Handle shell_execute(<span class="keyword">const</span> ShellParameters& params) {</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">const</span> <span class="keyword">auto</span> lpVerb = params.verb ? widen(*params.verb) : L<span class="stringliteral">"open"</span>;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">const</span> <span class="keyword">auto</span> lpFile = widen(params.cmd_line.get_argv0());</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">const</span> <span class="keyword">auto</span> lpParameters = widen(params.cmd_line.args_to_string());</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">static</span> constexpr uint32_t default_fMask = SEE_MASK_NOCLOSEPROCESS | SEE_MASK_FLAG_NO_UI;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">auto</span> fMask = default_fMask;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">auto</span> nShow = SW_SHOWDEFAULT;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  </div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">switch</span> (params.console_mode) {</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">case</span> ProcessParameters::ConsoleNone:</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  nShow = SW_HIDE;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">case</span> ProcessParameters::ConsoleInherit:</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  fMask |= SEE_MASK_NO_CONSOLE;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">case</span> ProcessParameters::ConsoleNew:</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">// This is the default.</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  }</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  </div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  SHELLEXECUTEINFOW info;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  std::memset(&info, 0, <span class="keyword">sizeof</span>(info));</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  info.cbSize = <span class="keyword">sizeof</span>(info);</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  info.fMask = fMask;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  info.lpVerb = lpVerb.c_str();</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  info.lpFile = lpFile.c_str();</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> (!lpParameters.empty())</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  info.lpParameters = lpParameters.c_str();</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  info.nShow = nShow;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  </div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">if</span> (!::ShellExecuteExW(&info)) {</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"ShellExecuteExW"</span>);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  </div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> Handle{info.hProcess};</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> Handle open_process(DWORD <span class="keywordtype">id</span>, DWORD permissions) {</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  Handle process{OpenProcess(permissions, FALSE, <span class="keywordtype">id</span>)};</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">if</span> (!process.is_valid()) {</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"OpenProcess"</span>);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  }</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> process;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> }</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="keyword">class </span>PathBuffer {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  PathBuffer() : m_size{min_size} { m_data.resize(m_size); }</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  </div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  DWORD get_size()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_size; }</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordtype">wchar_t</span>* get_data() { <span class="keywordflow">return</span> m_data.data(); }</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordtype">void</span> grow() {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">if</span> (m_size < min_size) {</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  m_size = min_size;</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="comment">// Check if we can still multiply by two.</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">if</span> (std::numeric_limits<decltype(m_size)>::max() - m_size < m_size)</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">throw</span> std::range_error{<span class="stringliteral">"Path buffer is too large"</span>};</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  m_size *= 2;</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  }</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  m_data.resize(m_size);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keyword">static</span> constexpr DWORD min_size = MAX_PATH;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  </div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  DWORD m_size;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  std::vector<wchar_t> m_data;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> };</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  </div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> std::string get_current_exe_path(PathBuffer& buffer) {</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  SetLastError(ERROR_SUCCESS);</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  </div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keyword">const</span> <span class="keyword">auto</span> ec = ::GetModuleFileNameW(NULL, buffer.get_data(), buffer.get_size());</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  </div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">if</span> (ec == 0) {</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"GetModuleFileNameW"</span>);</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  }</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  </div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">if</span> (ec == buffer.get_size() && GetLastError() == ERROR_INSUFFICIENT_BUFFER) {</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  buffer.grow();</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">return</span> get_current_exe_path(buffer);</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  }</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">return</span> narrow(buffer.get_data());</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> }</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  </div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> std::string get_current_exe_path() {</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  PathBuffer buffer;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">return</span> get_current_exe_path(buffer);</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> }</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  </div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> std::string get_exe_path(<span class="keyword">const</span> Handle& process, PathBuffer& buffer) {</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keyword">auto</span> size = buffer.get_size();</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keyword">const</span> <span class="keyword">auto</span> ec = ::QueryFullProcessImageNameW(process.get(), 0, buffer.get_data(), &size);</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  </div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">if</span> (ec != 0) {</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">return</span> narrow(buffer.get_data());</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  }</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">if</span> (GetLastError() == ERROR_INSUFFICIENT_BUFFER) {</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  buffer.grow();</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">return</span> get_exe_path(process, buffer);</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  }</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  </div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"QueryFullProcessImageNameW"</span>);</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> }</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> std::string get_exe_path(<span class="keyword">const</span> Handle& process) {</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  PathBuffer buffer;</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">return</span> get_exe_path(process, buffer);</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> }</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  </div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> } <span class="comment">// namespace</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div>
<div class="line"><a name="l00241"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a6ef0ce275ef09ed6ef1e115afeee7e6a"> 241</a></span> <a class="code" href="classwinapi_1_1Process.html">Process</a> <a class="code" href="classwinapi_1_1Process.html#a6ef0ce275ef09ed6ef1e115afeee7e6a">Process::create</a>(<a class="code" href="structwinapi_1_1ProcessParameters.html">ProcessParameters</a> params) {</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordflow">return</span> <a class="code" href="classwinapi_1_1Process.html">Process</a>{create_process(params)};</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> }</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  </div>
<div class="line"><a name="l00245"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#ac4eaeb85aa25acec5e4421e1239f315f"> 245</a></span> <a class="code" href="classwinapi_1_1Process.html">Process</a> <a class="code" href="classwinapi_1_1Process.html#a6ef0ce275ef09ed6ef1e115afeee7e6a">Process::create</a>(<span class="keyword">const</span> <a class="code" href="classwinapi_1_1CommandLine.html">CommandLine</a>& cmd_line) {</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="structwinapi_1_1ProcessParameters.html">ProcessParameters</a> params{cmd_line};</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">return</span> <a class="code" href="classwinapi_1_1Process.html#a6ef0ce275ef09ed6ef1e115afeee7e6a">create</a>(std::move(params));</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> }</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  </div>
<div class="line"><a name="l00250"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a16be6c3dc62d500ca8924b359e5193cc"> 250</a></span> <a class="code" href="classwinapi_1_1Process.html">Process</a> <a class="code" href="classwinapi_1_1Process.html#a6ef0ce275ef09ed6ef1e115afeee7e6a">Process::create</a>(<span class="keyword">const</span> <a class="code" href="classwinapi_1_1CommandLine.html">CommandLine</a>& cmd_line, <a class="code" href="structwinapi_1_1process_1_1IO.html">process::IO</a> io) {</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <a class="code" href="structwinapi_1_1ProcessParameters.html">ProcessParameters</a> params{cmd_line};</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  params.io = std::move(io);</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">return</span> <a class="code" href="classwinapi_1_1Process.html#a6ef0ce275ef09ed6ef1e115afeee7e6a">create</a>(std::move(params));</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> }</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  </div>
<div class="line"><a name="l00256"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#aa9f7cbc9b0e5530f0746606aacc5584e"> 256</a></span> <a class="code" href="classwinapi_1_1Process.html">Process</a> <a class="code" href="classwinapi_1_1Process.html#aa9f7cbc9b0e5530f0746606aacc5584e">Process::shell</a>(<span class="keyword">const</span> <a class="code" href="structwinapi_1_1ShellParameters.html">ShellParameters</a>& params) {</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">return</span> <a class="code" href="classwinapi_1_1Process.html">Process</a>{shell_execute(params)};</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  </div>
<div class="line"><a name="l00260"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a24e1cbd68bc2dda73220b840979a84b0"> 260</a></span> <a class="code" href="classwinapi_1_1Process.html">Process</a> <a class="code" href="classwinapi_1_1Process.html#aa9f7cbc9b0e5530f0746606aacc5584e">Process::shell</a>(<span class="keyword">const</span> <a class="code" href="classwinapi_1_1CommandLine.html">CommandLine</a>& cmd_line) {</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <a class="code" href="structwinapi_1_1ShellParameters.html">ShellParameters</a> params{cmd_line};</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">return</span> <a class="code" href="classwinapi_1_1Process.html#aa9f7cbc9b0e5530f0746606aacc5584e">shell</a>(params);</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> }</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  </div>
<div class="line"><a name="l00265"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a4edc58e78ee81e5531af34fc4f806e24"> 265</a></span> <a class="code" href="classwinapi_1_1Process.html">Process</a> <a class="code" href="classwinapi_1_1Process.html#a4edc58e78ee81e5531af34fc4f806e24">Process::current</a>() {</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">return</span> <a class="code" href="classwinapi_1_1Process.html">Process</a>{::GetCurrentProcessId(), <a class="code" href="classwinapi_1_1Handle.html">Handle</a>{::GetCurrentProcess()}};</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> }</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  </div>
<div class="line"><a name="l00269"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a48964bbb7968bd7b6796e8a3306d58d9"> 269</a></span> <a class="code" href="classwinapi_1_1Process.html">Process</a> <a class="code" href="classwinapi_1_1Process.html#a48964bbb7968bd7b6796e8a3306d58d9">Process::open</a>(DWORD <span class="keywordtype">id</span>, DWORD permissions) {</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">return</span> <a class="code" href="classwinapi_1_1Process.html">Process</a>{id, open_process(<span class="keywordtype">id</span>, permissions)};</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> }</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  </div>
<div class="line"><a name="l00273"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#af9d748078299957519ee67fd7f1e49b3"> 273</a></span> <a class="code" href="classwinapi_1_1Process.html">Process</a> <a class="code" href="classwinapi_1_1Process.html#af9d748078299957519ee67fd7f1e49b3">Process::open_r</a>(DWORD <span class="keywordtype">id</span>) {</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">return</span> <a class="code" href="classwinapi_1_1Process.html#a48964bbb7968bd7b6796e8a3306d58d9">open</a>(<span class="keywordtype">id</span>, <a class="code" href="classwinapi_1_1Process.html#a4fc3ed404c1cf67dabb7867d0c9f638c">read_permissions</a>());</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> }</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  </div>
<div class="line"><a name="l00277"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a4fffc3755642f3db56902106f1b96040"> 277</a></span> DWORD <a class="code" href="classwinapi_1_1Process.html#a4fffc3755642f3db56902106f1b96040">Process::default_permissions</a>() {</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">return</span> PROCESS_QUERY_INFORMATION;</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> }</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  </div>
<div class="line"><a name="l00281"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a4fc3ed404c1cf67dabb7867d0c9f638c"> 281</a></span> DWORD <a class="code" href="classwinapi_1_1Process.html#a4fc3ed404c1cf67dabb7867d0c9f638c">Process::read_permissions</a>() {</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">return</span> <a class="code" href="classwinapi_1_1Process.html#a4fffc3755642f3db56902106f1b96040">default_permissions</a>() | PROCESS_VM_READ;</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> }</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  </div>
<div class="line"><a name="l00285"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a5b02393edb57bd902e321037133c40eb"> 285</a></span> <span class="keywordtype">bool</span> <a class="code" href="classwinapi_1_1Process.html#a5b02393edb57bd902e321037133c40eb">Process::is_running</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keyword">const</span> <span class="keyword">auto</span> ret = ::WaitForSingleObject(<span class="keyword">static_cast<</span>HANDLE<span class="keyword">></span>(m_handle), 0);</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  </div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">switch</span> (ret) {</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">case</span> WAIT_OBJECT_0:</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">case</span> WAIT_TIMEOUT:</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">case</span> WAIT_FAILED:</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"WaitForSingleObject"</span>);</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="comment">// Shouldn't happen.</span></div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">throw</span> error::custom(ret, <span class="stringliteral">"WaitForSingleObject"</span>);</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  }</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> }</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  </div>
<div class="line"><a name="l00301"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a273dcbc8cd69539d0f9fd4d1e09e67a7"> 301</a></span> <span class="keywordtype">void</span> <a class="code" href="classwinapi_1_1Process.html#a273dcbc8cd69539d0f9fd4d1e09e67a7">Process::wait</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keyword">const</span> <span class="keyword">auto</span> ret = ::WaitForSingleObject(<span class="keyword">static_cast<</span>HANDLE<span class="keyword">></span>(m_handle), INFINITE);</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  </div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">switch</span> (ret) {</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">case</span> WAIT_OBJECT_0:</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">case</span> WAIT_FAILED:</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"WaitForSingleObject"</span>);</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="comment">// Shouldn't happen.</span></div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordflow">throw</span> error::custom(ret, <span class="stringliteral">"WaitForSingleObject"</span>);</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  }</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> }</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  </div>
<div class="line"><a name="l00315"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a155aefb272a151126fe2a65d583be880"> 315</a></span> <span class="keywordtype">void</span> <a class="code" href="classwinapi_1_1Process.html#a155aefb272a151126fe2a65d583be880">Process::terminate</a>(<span class="keywordtype">int</span> ec)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">if</span> (!::TerminateProcess(<span class="keyword">static_cast<</span>HANDLE<span class="keyword">></span>(m_handle), <span class="keyword">static_cast<</span>UINT<span class="keyword">></span>(ec))) {</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"TerminateProcess"</span>);</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  }</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> }</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  </div>
<div class="line"><a name="l00321"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a1aedc4814dd9c154b6e03e572d873755"> 321</a></span> <span class="keywordtype">void</span> <a class="code" href="classwinapi_1_1Process.html#a1aedc4814dd9c154b6e03e572d873755">Process::shut_down</a>(<span class="keywordtype">int</span> ec)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <a class="code" href="classwinapi_1_1Process.html#a155aefb272a151126fe2a65d583be880">terminate</a>(ec);</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="classwinapi_1_1Process.html#a273dcbc8cd69539d0f9fd4d1e09e67a7">wait</a>();</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> }</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  </div>
<div class="line"><a name="l00326"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a359c11337c7e50370cd5375efa841131"> 326</a></span> <span class="keywordtype">int</span> <a class="code" href="classwinapi_1_1Process.html#a359c11337c7e50370cd5375efa841131">Process::get_exit_code</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  DWORD ec = 0;</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  </div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keyword">const</span> <span class="keyword">auto</span> ret = ::GetExitCodeProcess(<span class="keyword">static_cast<</span>HANDLE<span class="keyword">></span>(m_handle), &ec);</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  </div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordflow">if</span> (!ret) {</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"GetExitCodeProcess"</span>);</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  }</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  </div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">if</span> (ec == STILL_ACTIVE) {</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keywordflow">throw</span> std::runtime_error{<span class="stringliteral">"Attempted to query the exit code of a running process"</span>};</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  }</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  </div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(ec);</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> }</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  </div>
<div class="line"><a name="l00342"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a86cea0dd87e63ef93f6575d601ab31f5"> 342</a></span> std::string <a class="code" href="classwinapi_1_1Process.html#a86cea0dd87e63ef93f6575d601ab31f5">Process::get_exe_path</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">if</span> (m_handle.get() == ::GetCurrentProcess()) {</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">return</span> get_current_exe_path();</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">return</span> winapi::get_exe_path(m_handle);</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  }</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> }</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  </div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> HMODULE Process::get_exe_module() {</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keyword">const</span> <span class="keyword">auto</span> module = ::GetModuleHandleW(NULL);</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">if</span> (module == NULL) {</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"GetModuleHandleW"</span>);</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  }</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keywordflow">return</span> module;</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> }</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  </div>
<div class="line"><a name="l00358"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#ac700bc836a720384bed52a032628aaeb"> 358</a></span> std::string <a class="code" href="classwinapi_1_1Process.html#ac700bc836a720384bed52a032628aaeb">Process::get_resource_string</a>(uint32_t <span class="keywordtype">id</span>) {</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordtype">wchar_t</span>* s = <span class="keyword">nullptr</span>;</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  </div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keyword">const</span> <span class="keyword">auto</span> nch = ::LoadStringW(get_exe_module(), <span class="keywordtype">id</span>, <span class="keyword">reinterpret_cast<</span><span class="keywordtype">wchar_t</span>*<span class="keyword">></span>(&s), 0);</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  </div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keywordflow">if</span> (nch <= 0) {</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"LoadStringW"</span>);</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  }</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  </div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordflow">return</span> narrow(s, nch * <span class="keyword">sizeof</span>(<span class="keywordtype">wchar_t</span>));</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> }</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  </div>
<div class="line"><a name="l00370"></a><span class="lineno"><a class="line" href="classwinapi_1_1Process.html#a4ddbc4be71879ea7f91b05ad7f44435c"> 370</a></span> <a class="code" href="structwinapi_1_1Resource.html">Resource</a> <a class="code" href="classwinapi_1_1Process.html#a4ddbc4be71879ea7f91b05ad7f44435c">Process::get_resource</a>(uint32_t <span class="keywordtype">id</span>) {</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keyword">const</span> <span class="keyword">auto</span> module = get_exe_module();</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  </div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keyword">const</span> <span class="keyword">auto</span> src = ::FindResourceA(module, MAKEINTRESOURCEA(<span class="keywordtype">id</span>), RT_RCDATA);</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  </div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">if</span> (src == NULL) {</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"FindResourceA"</span>);</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  }</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  </div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keyword">const</span> <span class="keyword">auto</span> resource = ::LoadResource(module, src);</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  </div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">if</span> (resource == NULL) {</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"LoadResource"</span>);</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  }</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  </div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keyword">const</span> <span class="keyword">auto</span> data = ::LockResource(resource);</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  </div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">if</span> (data == NULL) {</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  std::ostringstream oss;</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  oss << <span class="stringliteral">"Couldn't get data pointer for resource with ID "</span> << id;</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">throw</span> std::runtime_error{oss.str()};</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  }</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  </div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keyword">const</span> <span class="keyword">auto</span> nb = ::SizeofResource(module, src);</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  </div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">return</span> {data, nb};</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> }</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  </div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> Process::Process(<a class="code" href="classwinapi_1_1Handle.html">Handle</a>&& handle) : <a class="code" href="classwinapi_1_1Process.html">Process</a>{::GetProcessId(handle.get()), std::move(handle)} {}</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  </div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> Process::Process(ID <span class="keywordtype">id</span>, Handle&& handle) : m_id{id}, m_handle{std::move(handle)} {}</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  </div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> } <span class="comment">// namespace winapi</span></div>
<div class="ttc" id="aclasswinapi_1_1CommandLine_html"><div class="ttname"><a href="classwinapi_1_1CommandLine.html">winapi::CommandLine</a></div><div class="ttdoc">Command line for the current process or for launching new processes.</div><div class="ttdef"><b>Definition:</b> <a href="cmd__line_8hpp_source.html#l00021">cmd_line.hpp:21</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Handle_html"><div class="ttname"><a href="classwinapi_1_1Handle.html">winapi::Handle</a></div><div class="ttdoc">HANDLE wrapper.</div><div class="ttdef"><b>Definition:</b> <a href="handle_8hpp_source.html#l00025">handle.hpp:25</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html"><div class="ttname"><a href="classwinapi_1_1Process.html">winapi::Process</a></div><div class="ttdoc">Create a new process or open an existing process.</div><div class="ttdef"><b>Definition:</b> <a href="process_8hpp_source.html#l00054">process.hpp:54</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a155aefb272a151126fe2a65d583be880"><div class="ttname"><a href="classwinapi_1_1Process.html#a155aefb272a151126fe2a65d583be880">winapi::Process::terminate</a></div><div class="ttdeci">void terminate(int ec=0) const</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00315">process.cpp:315</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a1aedc4814dd9c154b6e03e572d873755"><div class="ttname"><a href="classwinapi_1_1Process.html#a1aedc4814dd9c154b6e03e572d873755">winapi::Process::shut_down</a></div><div class="ttdeci">void shut_down(int ec=0) const</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00321">process.cpp:321</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a273dcbc8cd69539d0f9fd4d1e09e67a7"><div class="ttname"><a href="classwinapi_1_1Process.html#a273dcbc8cd69539d0f9fd4d1e09e67a7">winapi::Process::wait</a></div><div class="ttdeci">void wait() const</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00301">process.cpp:301</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a359c11337c7e50370cd5375efa841131"><div class="ttname"><a href="classwinapi_1_1Process.html#a359c11337c7e50370cd5375efa841131">winapi::Process::get_exit_code</a></div><div class="ttdeci">int get_exit_code() const</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00326">process.cpp:326</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a48964bbb7968bd7b6796e8a3306d58d9"><div class="ttname"><a href="classwinapi_1_1Process.html#a48964bbb7968bd7b6796e8a3306d58d9">winapi::Process::open</a></div><div class="ttdeci">static Process open(ID id, DWORD permissions=default_permissions())</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00269">process.cpp:269</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a4ddbc4be71879ea7f91b05ad7f44435c"><div class="ttname"><a href="classwinapi_1_1Process.html#a4ddbc4be71879ea7f91b05ad7f44435c">winapi::Process::get_resource</a></div><div class="ttdeci">static Resource get_resource(uint32_t id)</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00370">process.cpp:370</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a4edc58e78ee81e5531af34fc4f806e24"><div class="ttname"><a href="classwinapi_1_1Process.html#a4edc58e78ee81e5531af34fc4f806e24">winapi::Process::current</a></div><div class="ttdeci">static Process current()</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00265">process.cpp:265</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a4fc3ed404c1cf67dabb7867d0c9f638c"><div class="ttname"><a href="classwinapi_1_1Process.html#a4fc3ed404c1cf67dabb7867d0c9f638c">winapi::Process::read_permissions</a></div><div class="ttdeci">static DWORD read_permissions()</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00281">process.cpp:281</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a4fffc3755642f3db56902106f1b96040"><div class="ttname"><a href="classwinapi_1_1Process.html#a4fffc3755642f3db56902106f1b96040">winapi::Process::default_permissions</a></div><div class="ttdeci">static DWORD default_permissions()</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00277">process.cpp:277</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a5b02393edb57bd902e321037133c40eb"><div class="ttname"><a href="classwinapi_1_1Process.html#a5b02393edb57bd902e321037133c40eb">winapi::Process::is_running</a></div><div class="ttdeci">bool is_running() const</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00285">process.cpp:285</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a6ef0ce275ef09ed6ef1e115afeee7e6a"><div class="ttname"><a href="classwinapi_1_1Process.html#a6ef0ce275ef09ed6ef1e115afeee7e6a">winapi::Process::create</a></div><div class="ttdeci">static Process create(ProcessParameters)</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00241">process.cpp:241</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_a86cea0dd87e63ef93f6575d601ab31f5"><div class="ttname"><a href="classwinapi_1_1Process.html#a86cea0dd87e63ef93f6575d601ab31f5">winapi::Process::get_exe_path</a></div><div class="ttdeci">std::string get_exe_path() const</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00342">process.cpp:342</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_aa9f7cbc9b0e5530f0746606aacc5584e"><div class="ttname"><a href="classwinapi_1_1Process.html#aa9f7cbc9b0e5530f0746606aacc5584e">winapi::Process::shell</a></div><div class="ttdeci">static Process shell(const ShellParameters &)</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00256">process.cpp:256</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_ac700bc836a720384bed52a032628aaeb"><div class="ttname"><a href="classwinapi_1_1Process.html#ac700bc836a720384bed52a032628aaeb">winapi::Process::get_resource_string</a></div><div class="ttdeci">static std::string get_resource_string(uint32_t id)</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00358">process.cpp:358</a></div></div>
<div class="ttc" id="aclasswinapi_1_1Process_html_af9d748078299957519ee67fd7f1e49b3"><div class="ttname"><a href="classwinapi_1_1Process.html#af9d748078299957519ee67fd7f1e49b3">winapi::Process::open_r</a></div><div class="ttdeci">static Process open_r(ID)</div><div class="ttdef"><b>Definition:</b> <a href="process_8cpp_source.html#l00273">process.cpp:273</a></div></div>
<div class="ttc" id="aerror_8hpp_html"><div class="ttname"><a href="error_8hpp.html">error.hpp</a></div><div class="ttdoc">Make std::system_error work with GetLastError().</div></div>
<div class="ttc" id="astructwinapi_1_1ProcessParameters_html"><div class="ttname"><a href="structwinapi_1_1ProcessParameters.html">winapi::ProcessParameters</a></div><div class="ttdoc">Process parameters for Process::create().</div><div class="ttdef"><b>Definition:</b> <a href="process_8hpp_source.html#l00024">process.hpp:24</a></div></div>
<div class="ttc" id="astructwinapi_1_1Resource_html"><div class="ttname"><a href="structwinapi_1_1Resource.html">winapi::Resource</a></div><div class="ttdoc">Resources embedded in a PE (Portable Executable).</div><div class="ttdef"><b>Definition:</b> <a href="resource_8hpp_source.html#l00015">resource.hpp:15</a></div></div>
<div class="ttc" id="astructwinapi_1_1ShellParameters_html"><div class="ttname"><a href="structwinapi_1_1ShellParameters.html">winapi::ShellParameters</a></div><div class="ttdoc">Process parameters for Process::shell().</div><div class="ttdef"><b>Definition:</b> <a href="process_8hpp_source.html#l00039">process.hpp:39</a></div></div>
<div class="ttc" id="astructwinapi_1_1process_1_1IO_html"><div class="ttname"><a href="structwinapi_1_1process_1_1IO.html">winapi::process::IO</a></div><div class="ttdoc">Child process IO settings.</div><div class="ttdef"><b>Definition:</b> <a href="process__io_8hpp_source.html#l00061">process_io.hpp:61</a></div></div>
</div><!-- fragment --></div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1
</small></address>
</body>
</html>
|
