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0e320a79 DW |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: utilsexec.cpp | |
d90895ac DW |
3 | // Purpose: Various utilities |
4 | // Author: David Webster | |
0e320a79 | 5 | // Modified by: |
d90895ac | 6 | // Created: 10/17/99 |
0e320a79 | 7 | // RCS-ID: $Id$ |
d90895ac DW |
8 | // Copyright: (c) David Webster |
9 | // Licence: wxWindows license | |
0e320a79 DW |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
d90895ac DW |
12 | // For compilers that support precompilation, includes "wx.h". |
13 | #include "wx/wxprec.h" | |
0e320a79 | 14 | |
d90895ac DW |
15 | #ifndef WX_PRECOMP |
16 | #include "wx/setup.h" | |
0e320a79 | 17 | #include "wx/utils.h" |
d90895ac DW |
18 | #include "wx/app.h" |
19 | #include "wx/intl.h" | |
20 | #endif | |
21 | ||
22 | #include "wx/log.h" | |
23 | ||
24 | #include "wx/process.h" | |
25 | ||
26 | #include "wx/os2/private.h" | |
27 | ||
f38374d0 | 28 | #define PURE_32 |
9aab8b20 | 29 | #ifndef __EMX__ |
f38374d0 DW |
30 | #include <upm.h> |
31 | #include <netcons.h> | |
32 | #include <netbios.h> | |
9aab8b20 | 33 | #endif |
c5fb56c0 | 34 | |
d90895ac | 35 | #include <ctype.h> |
9aab8b20 SN |
36 | #ifdef __EMX__ |
37 | #include <dirent.h> | |
9aab8b20 | 38 | #endif |
d90895ac DW |
39 | |
40 | #include <sys/stat.h> | |
41 | #include <io.h> | |
0e320a79 DW |
42 | |
43 | #include <stdio.h> | |
44 | #include <stdlib.h> | |
45 | #include <string.h> | |
29d83fc1 DW |
46 | // |
47 | // already defined via nerror.h in app.h so undef them | |
48 | // | |
49 | #ifdef EEXIST | |
50 | #undef EEXIST | |
51 | #endif | |
52 | #ifdef ENOENT | |
53 | #undef ENOENT | |
54 | #endif | |
55 | #ifdef EMFILE | |
56 | #undef EMFILE | |
57 | #endif | |
58 | #ifdef EINTR | |
59 | #undef EINTR | |
60 | #endif | |
61 | #ifdef EINVAL | |
62 | #undef EINVAL | |
63 | #endif | |
64 | #ifdef ENOMEM | |
65 | #undef ENOMEM | |
66 | #endif | |
67 | #ifdef EACCES | |
68 | #undef EACCES | |
69 | #endif | |
d90895ac DW |
70 | #include <errno.h> |
71 | #include <stdarg.h> | |
72 | ||
9aab8b20 | 73 | |
d90895ac DW |
74 | // this message is sent when the process we're waiting for terminates |
75 | #define wxWM_PROC_TERMINATED (WM_USER + 10000) | |
76 | ||
dde11e60 DW |
77 | #ifndef NO_ERROR |
78 | # define NO_ERROR 0 | |
79 | #endif | |
80 | ||
d90895ac DW |
81 | // structure describing the process we're being waiting for |
82 | struct wxExecuteData | |
83 | { | |
84 | public: | |
85 | ~wxExecuteData() | |
86 | { | |
9aab8b20 | 87 | // cout << "Closing thread: " << endl; |
dde11e60 | 88 | DosExit(EXIT_PROCESS, 0); |
d90895ac DW |
89 | } |
90 | ||
dde11e60 DW |
91 | HWND hWnd; // window to send wxWM_PROC_TERMINATED to [not used] |
92 | RESULTCODES vResultCodes; | |
93 | wxProcess* pHandler; | |
94 | ULONG ulExitCode; // the exit code of the process | |
95 | bool bState; // set to FALSE when the process finishes | |
d90895ac DW |
96 | }; |
97 | ||
dde11e60 DW |
98 | static ULONG wxExecuteThread( |
99 | wxExecuteData* pData | |
100 | ) | |
d90895ac | 101 | { |
dde11e60 DW |
102 | ULONG ulRc; |
103 | PID vPidChild; | |
104 | ||
9aab8b20 | 105 | // cout << "Executing thread: " << endl; |
c5fb56c0 DW |
106 | |
107 | ulRc = ::DosWaitChild( DCWA_PROCESSTREE | |
108 | ,DCWW_NOWAIT | |
dde11e60 DW |
109 | ,&pData->vResultCodes |
110 | ,&vPidChild | |
111 | ,pData->vResultCodes.codeTerminate // process PID to look at | |
112 | ); | |
113 | if (ulRc != NO_ERROR) | |
d90895ac | 114 | { |
dde11e60 | 115 | wxLogLastError("DosWaitChild"); |
d90895ac | 116 | } |
dde11e60 | 117 | delete pData; |
d90895ac DW |
118 | return 0; |
119 | } | |
120 | ||
c5fb56c0 DW |
121 | // window procedure of a hidden window which is created just to receive |
122 | // the notification message when a process exits | |
dde11e60 DW |
123 | MRESULT APIENTRY wxExecuteWindowCbk( |
124 | HWND hWnd | |
125 | , ULONG ulMessage | |
126 | , MPARAM wParam | |
127 | , MPARAM lParam | |
128 | ) | |
d90895ac | 129 | { |
dde11e60 | 130 | if (ulMessage == wxWM_PROC_TERMINATED) |
d90895ac | 131 | { |
dde11e60 | 132 | wxExecuteData* pData = (wxExecuteData *)lParam; |
d90895ac | 133 | |
dde11e60 | 134 | if (pData->pHandler) |
d90895ac | 135 | { |
dde11e60 DW |
136 | pData->pHandler->OnTerminate( (int)pData->vResultCodes.codeTerminate |
137 | ,(int)pData->vResultCodes.codeResult | |
138 | ); | |
d90895ac DW |
139 | } |
140 | ||
dde11e60 | 141 | if (pData->bState) |
d90895ac DW |
142 | { |
143 | // we're executing synchronously, tell the waiting thread | |
144 | // that the process finished | |
dde11e60 | 145 | pData->bState = 0; |
d90895ac DW |
146 | } |
147 | else | |
148 | { | |
149 | // asynchronous execution - we should do the clean up | |
dde11e60 | 150 | delete pData; |
d90895ac | 151 | } |
dde11e60 | 152 | ::WinDestroyWindow(hWnd); // we don't need it any more |
d90895ac | 153 | } |
d90895ac DW |
154 | return 0; |
155 | } | |
156 | ||
157 | extern wxChar wxPanelClassName[]; | |
0e320a79 | 158 | |
dde11e60 DW |
159 | long wxExecute( |
160 | const wxString& rCommand | |
161 | , bool bSync | |
162 | , wxProcess* pHandler | |
163 | ) | |
0e320a79 | 164 | { |
c5fb56c0 DW |
165 | if (rCommand.IsEmpty()) |
166 | { | |
9aab8b20 | 167 | // cout << "empty command in wxExecute." << endl; |
c5fb56c0 DW |
168 | return 0; |
169 | } | |
d90895ac DW |
170 | |
171 | // create the process | |
dde11e60 DW |
172 | UCHAR vLoadError[CCHMAXPATH] = {0}; |
173 | RESULTCODES vResultCodes = {0}; | |
174 | ULONG ulExecFlag; | |
175 | PSZ zArgs = NULL; | |
176 | PSZ zEnvs = NULL; | |
177 | ULONG ulWindowId; | |
178 | APIRET rc; | |
179 | PFNWP pOldProc; | |
180 | TID vTID; | |
181 | ||
182 | if (bSync) | |
183 | ulExecFlag = EXEC_SYNC; | |
184 | else | |
185 | ulExecFlag = EXEC_ASYNCRESULT; | |
186 | ||
c5fb56c0 DW |
187 | rc = ::DosExecPgm( (PCHAR)vLoadError |
188 | ,sizeof(vLoadError) | |
189 | ,ulExecFlag | |
190 | ,zArgs | |
191 | ,zEnvs | |
192 | ,&vResultCodes | |
193 | ,(PSZ)rCommand.c_str() | |
194 | ); | |
195 | if (rc != NO_ERROR) | |
d90895ac | 196 | { |
c5fb56c0 | 197 | wxLogSysError(_("Execution of command '%s' failed with error: %ul"), rCommand.c_str(), rc); |
d90895ac DW |
198 | return 0; |
199 | } | |
9aab8b20 | 200 | // cout << "Executing: " << rCommand.c_str() << endl; |
d90895ac | 201 | // Alloc data |
dde11e60 | 202 | wxExecuteData* pData = new wxExecuteData; |
d90895ac | 203 | |
dde11e60 DW |
204 | pData->vResultCodes = vResultCodes; |
205 | pData->hWnd = NULLHANDLE; | |
206 | pData->bState = bSync; | |
207 | if (bSync) | |
208 | { | |
209 | wxASSERT_MSG(!pHandler, wxT("wxProcess param ignored for sync execution")); | |
210 | pData->pHandler = NULL; | |
d90895ac DW |
211 | } |
212 | else | |
213 | { | |
214 | // may be NULL or not | |
dde11e60 | 215 | pData->pHandler = pHandler; |
d90895ac DW |
216 | } |
217 | ||
dde11e60 DW |
218 | rc = ::DosCreateThread( &vTID |
219 | ,(PFNTHREAD)&wxExecuteThread | |
220 | ,(ULONG)pData | |
221 | ,CREATE_READY|STACK_SPARSE | |
222 | ,8192 | |
223 | ); | |
224 | if (rc != NO_ERROR) | |
d90895ac DW |
225 | { |
226 | wxLogLastError("CreateThread in wxExecute"); | |
dde11e60 | 227 | delete pData; |
d90895ac DW |
228 | |
229 | // the process still started up successfully... | |
dde11e60 | 230 | return vResultCodes.codeTerminate; |
d90895ac | 231 | } |
dde11e60 | 232 | if (!bSync) |
d90895ac | 233 | { |
d90895ac | 234 | // return the pid |
c5fb56c0 DW |
235 | // warning: don't exit your app unless you actively |
236 | // kill and cleanup you child processes | |
237 | // Maybe detach the process here??? | |
238 | // If cmd.exe need to pass DETACH to detach the process here | |
dde11e60 | 239 | return vResultCodes.codeTerminate; |
d90895ac | 240 | } |
c5fb56c0 DW |
241 | |
242 | // waiting until command executed | |
dde11e60 | 243 | ::DosWaitThread(&vTID, DCWW_WAIT); |
d90895ac | 244 | |
dde11e60 DW |
245 | ULONG ulExitCode = pData->vResultCodes.codeResult; |
246 | delete pData; | |
d90895ac DW |
247 | |
248 | // return the exit code | |
dde11e60 | 249 | return (long)ulExitCode; |
0e320a79 | 250 | } |
d90895ac | 251 | |
dde11e60 DW |
252 | long wxExecute( |
253 | char** ppArgv | |
254 | , bool bSync | |
255 | , wxProcess* pHandler | |
256 | ) | |
d90895ac | 257 | { |
dde11e60 | 258 | wxString sCommand; |
d90895ac | 259 | |
dde11e60 | 260 | while (*ppArgv != NULL) |
d90895ac | 261 | { |
dde11e60 | 262 | sCommand << *ppArgv++ << ' '; |
d90895ac | 263 | } |
dde11e60 DW |
264 | sCommand.RemoveLast(); |
265 | return wxExecute( sCommand | |
266 | ,bSync | |
267 | ,pHandler | |
268 | ); | |
d90895ac DW |
269 | } |
270 | ||
dde11e60 DW |
271 | bool wxGetFullHostName( |
272 | wxChar* zBuf | |
273 | , int nMaxSize | |
274 | ) | |
d90895ac | 275 | { |
dde11e60 DW |
276 | #if wxUSE_NET_API |
277 | char zServer[256]; | |
278 | char zComputer[256]; | |
909b4f08 | 279 | unsigned long ulLevel = 0; |
9dea36ef DW |
280 | unsigned char* zBuffer = NULL; |
281 | unsigned long ulBuffer = 256; | |
282 | unsigned long* pulTotalAvail = NULL; | |
dde11e60 DW |
283 | |
284 | NetBios32GetInfo( (const unsigned char*)zServer | |
285 | ,(const unsigned char*)zComputer | |
909b4f08 | 286 | ,ulLevel |
dde11e60 | 287 | ,zBuffer |
909b4f08 DW |
288 | ,ulBuffer |
289 | ,pulTotalAvail | |
dde11e60 DW |
290 | ); |
291 | strncpy(zBuf, zComputer, nMaxSize); | |
292 | zBuf[nMaxSize] = _T('\0'); | |
293 | #else | |
294 | strcpy(zBuf, "noname"); | |
295 | #endif | |
296 | return *zBuf ? TRUE : FALSE; | |
d90895ac DW |
297 | return TRUE; |
298 | } | |
299 |