Repository navigation
Expand file tree
/
Copy pathpython_uwp.cpp
More file actions
292 lines (255 loc) · 7.34 KB
/
Copy pathpython_uwp.cpp
File metadata and controls
292 lines (255 loc) · 7.34 KB
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
/* Main program when embedded in a UWP application on Windows */
#include "Python.h"
#include <string.h>
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
#include <shellapi.h>
#include <shlobj.h>
#include <string>
#if defined(__clang__)
#define _SILENCE_CLANG_COROUTINE_MESSAGE
#endif
#define _SILENCE_EXPERIMENTAL_COROUTINE_DEPRECATION_WARNINGS
#include <appmodel.h>
#include <winrt\Windows.ApplicationModel.h>
#include <winrt\Windows.Storage.h>
#ifdef PYTHONW
#ifdef Py_DEBUG
const wchar_t *PROGNAME = L"pythonw_d.exe";
#else
const wchar_t *PROGNAME = L"pythonw.exe";
#endif
#else
#ifdef Py_DEBUG
const wchar_t *PROGNAME = L"python_d.exe";
#else
const wchar_t *PROGNAME = L"python.exe";
#endif
#endif
static std::wstring
get_package_family()
{
try {
UINT32 nameLength = MAX_PATH;
std::wstring name;
name.resize(nameLength);
DWORD rc = GetCurrentPackageFamilyName(&nameLength, name.data());
if (rc == ERROR_SUCCESS) {
name.resize(nameLength - 1);
return name;
}
else if (rc != ERROR_INSUFFICIENT_BUFFER) {
throw rc;
}
name.resize(nameLength);
rc = GetCurrentPackageFamilyName(&nameLength, name.data());
if (rc != ERROR_SUCCESS) {
throw rc;
}
name.resize(nameLength - 1);
return name;
}
catch (...) {
}
return std::wstring();
}
static std::wstring
get_user_base()
{
try {
const auto appData = winrt::Windows::Storage::ApplicationData::Current();
if (appData) {
const auto localCache = appData.LocalCacheFolder();
if (localCache) {
std::wstring path { localCache.Path().c_str() };
if (!path.empty()) {
return path + L"\\local-packages";
}
}
}
} catch (...) {
}
return std::wstring();
}
static std::wstring
get_package_home()
{
try {
UINT32 pathLength = MAX_PATH;
std::wstring path;
path.resize(pathLength);
DWORD rc = GetCurrentPackagePath(&pathLength, path.data());
if (rc == ERROR_SUCCESS) {
path.resize(pathLength - 1);
return path;
}
else if (rc != ERROR_INSUFFICIENT_BUFFER) {
throw rc;
}
path.resize(pathLength);
rc = GetCurrentPackagePath(&pathLength, path.data());
if (rc != ERROR_SUCCESS) {
throw rc;
}
path.resize(pathLength - 1);
return path;
}
catch (...) {
}
return std::wstring();
}
static PyStatus
set_process_name(PyConfig *config)
{
PyStatus status = PyStatus_Ok();
std::wstring executable;
const auto home = get_package_home();
const auto family = get_package_family();
if (!family.empty()) {
PWSTR localAppData;
if (SUCCEEDED(SHGetKnownFolderPath(FOLDERID_LocalAppData, 0,
NULL, &localAppData))) {
executable = std::wstring(localAppData)
+ L"\\Microsoft\\WindowsApps\\"
+ family
+ L"\\"
+ PROGNAME;
CoTaskMemFree(localAppData);
}
}
/* Only use module filename if we don't have a home */
if (home.empty() && executable.empty()) {
executable.resize(MAX_PATH);
while (true) {
DWORD len = GetModuleFileNameW(
NULL, executable.data(), (DWORD)executable.size());
if (len == 0) {
executable.clear();
break;
} else if (len == executable.size() &&
GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
executable.resize(len * 2);
} else {
executable.resize(len);
break;
}
}
size_t i = executable.find_last_of(L"/\\");
if (i == std::wstring::npos) {
executable = PROGNAME;
} else {
executable.replace(i + 1, std::wstring::npos, PROGNAME);
}
}
if (!home.empty()) {
status = PyConfig_SetString(config, &config->home, home.c_str());
if (PyStatus_Exception(status)) {
return status;
}
}
const wchar_t *launcherPath = _wgetenv(L"__PYVENV_LAUNCHER__");
if (launcherPath) {
if (!executable.empty()) {
status = PyConfig_SetString(config, &config->base_executable,
executable.c_str());
if (PyStatus_Exception(status)) {
return status;
}
}
status = PyConfig_SetString(
config, &config->executable, launcherPath);
/* bpo-35873: Clear the environment variable to avoid it being
* inherited by child processes. */
_wputenv_s(L"__PYVENV_LAUNCHER__", L"");
} else if (!executable.empty()) {
status = PyConfig_SetString(
config, &config->executable, executable.c_str());
}
return status;
}
int
wmain(int argc, wchar_t **argv)
{
PyStatus status;
PyPreConfig preconfig;
PyConfig config;
const wchar_t *moduleName = NULL;
const wchar_t *p = wcsrchr(argv[0], L'\\');
if (!p) {
p = argv[0];
}
if (p) {
if (*p == L'\\') {
p++;
}
if (wcsnicmp(p, L"pip", 3) == 0) {
moduleName = L"pip";
} else if (wcsnicmp(p, L"idle", 4) == 0) {
moduleName = L"idlelib";
}
}
PyPreConfig_InitPythonConfig(&preconfig);
if (!moduleName) {
status = Py_PreInitializeFromArgs(&preconfig, argc, argv);
if (PyStatus_Exception(status)) {
goto fail_without_config;
}
}
PyConfig_InitPythonConfig(&config);
status = PyConfig_SetArgv(&config, argc, argv);
if (PyStatus_Exception(status)) {
goto fail;
}
if (moduleName) {
config.parse_argv = 0;
}
status = set_process_name(&config);
if (PyStatus_Exception(status)) {
goto fail;
}
p = _wgetenv(L"PYTHONUSERBASE");
if (!p || !*p) {
_wputenv_s(L"PYTHONUSERBASE", get_user_base().c_str());
}
if (moduleName) {
status = PyConfig_SetString(&config, &config.run_module, moduleName);
if (PyStatus_Exception(status)) {
goto fail;
}
status = PyConfig_SetString(&config, &config.run_filename, NULL);
if (PyStatus_Exception(status)) {
goto fail;
}
status = PyConfig_SetString(&config, &config.run_command, NULL);
if (PyStatus_Exception(status)) {
goto fail;
}
}
status = Py_InitializeFromConfig(&config);
if (PyStatus_Exception(status)) {
goto fail;
}
PyConfig_Clear(&config);
return Py_RunMain();
fail:
PyConfig_Clear(&config);
fail_without_config:
if (PyStatus_IsExit(status)) {
return status.exitcode;
}
assert(PyStatus_Exception(status));
Py_ExitStatusException(status);
/* Unreachable code */
return 0;
}
#ifdef PYTHONW
int WINAPI wWinMain(
HINSTANCE hInstance, /* handle to current instance */
HINSTANCE hPrevInstance, /* handle to previous instance */
LPWSTR lpCmdLine, /* pointer to command line */
int nCmdShow /* show state of window */
)
{
return wmain(__argc, __wargv);
}
#endif