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[perl5.git] / win32 / perllib.c
CommitLineData
0a753a76 1/*
4ac71550
TC
2 * The Road goes ever on and on
3 * Down from the door where it began.
4 *
5 * [Bilbo on p.35 of _The Lord of the Rings_, I/i: "A Long-Expected Party"]
6 * [Frodo on p.73 of _The Lord of the Rings_, I/iii: "Three Is Company"]
0a753a76 7 */
adb71456 8#define PERLIO_NOT_STDIO 0
0a753a76 9#include "EXTERN.h"
10#include "perl.h"
0cb96387 11
96e4d5b1 12#include "XSUB.h"
0a753a76 13
32e30700 14#ifdef PERL_IMPLICIT_SYS
0cb96387
GS
15#include "win32iop.h"
16#include <fcntl.h>
7766f137 17#endif /* PERL_IMPLICIT_SYS */
0cb96387 18
0cb96387 19
7766f137
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20/* Register any extra external extensions */
21char *staticlinkmodules[] = {
22 "DynaLoader",
d2b25974 23 /* other similar records will be included from "perllibst.h" */
d2b25974
VK
24#define STATIC1
25#include "perllibst.h"
7766f137 26 NULL,
0cb96387
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27};
28
acfe0abc 29EXTERN_C void boot_DynaLoader (pTHX_ CV* cv);
d2b25974 30/* other similar records will be included from "perllibst.h" */
d2b25974
VK
31#define STATIC2
32#include "perllibst.h"
0cb96387 33
7766f137 34static void
acfe0abc 35xs_init(pTHX)
0cb96387 36{
7766f137
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37 char *file = __FILE__;
38 dXSUB_SYS;
39 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, file);
d2b25974 40 /* other similar records will be included from "perllibst.h" */
d2b25974
VK
41#define STATIC3
42#include "perllibst.h"
0cb96387
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43}
44
7766f137 45#ifdef PERL_IMPLICIT_SYS
0cb96387 46
7bd379e8
YO
47/* WINCE: include replaced by:
48extern "C" void win32_checkTLS(PerlInterpreter *host_perl);
49*/
7766f137 50#include "perlhost.h"
0cb96387 51
222c300a
NIS
52void
53win32_checkTLS(PerlInterpreter *host_perl)
54{
55 dTHX;
56 if (host_perl != my_perl) {
57 int *nowhere = NULL;
45496817 58#ifdef UNDER_CE
7bd379e8
YO
59 printf(" ... bad in win32_checkTLS\n");
60 printf(" %08X ne %08X\n",host_perl,my_perl);
61#endif
222c300a
NIS
62 abort();
63 }
64}
65
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YO
66#ifdef UNDER_CE
67int GetLogicalDrives() {
68 return 0; /* no logical drives on CE */
69}
70int GetLogicalDriveStrings(int size, char addr[]) {
71 return 0; /* no logical drives on CE */
72}
73/* TBD */
74DWORD GetFullPathNameA(LPCSTR fn, DWORD blen, LPTSTR buf, LPSTR *pfile) {
75 return 0;
76}
77/* TBD */
78DWORD GetFullPathNameW(CONST WCHAR *fn, DWORD blen, WCHAR * buf, WCHAR **pfile) {
79 return 0;
80}
81/* TBD */
82DWORD SetCurrentDirectoryA(LPSTR pPath) {
83 return 0;
84}
85/* TBD */
86DWORD SetCurrentDirectoryW(CONST WCHAR *pPath) {
87 return 0;
88}
89int xcesetuid(uid_t id){return 0;}
90int xceseteuid(uid_t id){ return 0;}
91int xcegetuid() {return 0;}
92int xcegeteuid(){ return 0;}
93#endif
94
95/* WINCE??: include "perlhost.h" */
96
32e30700
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97EXTERN_C void
98perl_get_host_info(struct IPerlMemInfo* perlMemInfo,
7766f137
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99 struct IPerlMemInfo* perlMemSharedInfo,
100 struct IPerlMemInfo* perlMemParseInfo,
32e30700
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101 struct IPerlEnvInfo* perlEnvInfo,
102 struct IPerlStdIOInfo* perlStdIOInfo,
103 struct IPerlLIOInfo* perlLIOInfo,
104 struct IPerlDirInfo* perlDirInfo,
105 struct IPerlSockInfo* perlSockInfo,
106 struct IPerlProcInfo* perlProcInfo)
0cb96387 107{
7766f137 108 if (perlMemInfo) {
0cb96387
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109 Copy(&perlMem, &perlMemInfo->perlMemList, perlMemInfo->nCount, void*);
110 perlMemInfo->nCount = (sizeof(struct IPerlMem)/sizeof(void*));
111 }
7766f137
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112 if (perlMemSharedInfo) {
113 Copy(&perlMem, &perlMemSharedInfo->perlMemList, perlMemSharedInfo->nCount, void*);
114 perlMemSharedInfo->nCount = (sizeof(struct IPerlMem)/sizeof(void*));
115 }
116 if (perlMemParseInfo) {
117 Copy(&perlMem, &perlMemParseInfo->perlMemList, perlMemParseInfo->nCount, void*);
118 perlMemParseInfo->nCount = (sizeof(struct IPerlMem)/sizeof(void*));
119 }
120 if (perlEnvInfo) {
0cb96387
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121 Copy(&perlEnv, &perlEnvInfo->perlEnvList, perlEnvInfo->nCount, void*);
122 perlEnvInfo->nCount = (sizeof(struct IPerlEnv)/sizeof(void*));
123 }
7766f137 124 if (perlStdIOInfo) {
0cb96387
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125 Copy(&perlStdIO, &perlStdIOInfo->perlStdIOList, perlStdIOInfo->nCount, void*);
126 perlStdIOInfo->nCount = (sizeof(struct IPerlStdIO)/sizeof(void*));
127 }
7766f137 128 if (perlLIOInfo) {
0cb96387
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129 Copy(&perlLIO, &perlLIOInfo->perlLIOList, perlLIOInfo->nCount, void*);
130 perlLIOInfo->nCount = (sizeof(struct IPerlLIO)/sizeof(void*));
131 }
7766f137 132 if (perlDirInfo) {
0cb96387
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133 Copy(&perlDir, &perlDirInfo->perlDirList, perlDirInfo->nCount, void*);
134 perlDirInfo->nCount = (sizeof(struct IPerlDir)/sizeof(void*));
135 }
7766f137 136 if (perlSockInfo) {
0cb96387
GS
137 Copy(&perlSock, &perlSockInfo->perlSockList, perlSockInfo->nCount, void*);
138 perlSockInfo->nCount = (sizeof(struct IPerlSock)/sizeof(void*));
139 }
7766f137 140 if (perlProcInfo) {
0cb96387
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141 Copy(&perlProc, &perlProcInfo->perlProcList, perlProcInfo->nCount, void*);
142 perlProcInfo->nCount = (sizeof(struct IPerlProc)/sizeof(void*));
143 }
144}
145
7766f137
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146EXTERN_C PerlInterpreter*
147perl_alloc_override(struct IPerlMem** ppMem, struct IPerlMem** ppMemShared,
148 struct IPerlMem** ppMemParse, struct IPerlEnv** ppEnv,
149 struct IPerlStdIO** ppStdIO, struct IPerlLIO** ppLIO,
150 struct IPerlDir** ppDir, struct IPerlSock** ppSock,
151 struct IPerlProc** ppProc)
0cb96387 152{
7766f137 153 PerlInterpreter *my_perl = NULL;
8a85dc4e
GS
154 CPerlHost* pHost = new CPerlHost(ppMem, ppMemShared, ppMemParse, ppEnv,
155 ppStdIO, ppLIO, ppDir, ppSock, ppProc);
7766f137 156
8a85dc4e
GS
157 if (pHost) {
158 my_perl = perl_alloc_using(pHost->m_pHostperlMem,
159 pHost->m_pHostperlMemShared,
160 pHost->m_pHostperlMemParse,
161 pHost->m_pHostperlEnv,
162 pHost->m_pHostperlStdIO,
163 pHost->m_pHostperlLIO,
164 pHost->m_pHostperlDir,
165 pHost->m_pHostperlSock,
166 pHost->m_pHostperlProc);
167 if (my_perl) {
8a85dc4e 168 w32_internal_host = pHost;
222c300a 169 pHost->host_perl = my_perl;
7766f137 170 }
0cb96387 171 }
7766f137 172 return my_perl;
0cb96387
GS
173}
174
7766f137
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175EXTERN_C PerlInterpreter*
176perl_alloc(void)
0cb96387 177{
7766f137 178 PerlInterpreter* my_perl = NULL;
8a85dc4e
GS
179 CPerlHost* pHost = new CPerlHost();
180 if (pHost) {
181 my_perl = perl_alloc_using(pHost->m_pHostperlMem,
182 pHost->m_pHostperlMemShared,
183 pHost->m_pHostperlMemParse,
184 pHost->m_pHostperlEnv,
185 pHost->m_pHostperlStdIO,
186 pHost->m_pHostperlLIO,
187 pHost->m_pHostperlDir,
188 pHost->m_pHostperlSock,
189 pHost->m_pHostperlProc);
190 if (my_perl) {
8a85dc4e 191 w32_internal_host = pHost;
222c300a 192 pHost->host_perl = my_perl;
7766f137 193 }
0cb96387 194 }
7766f137 195 return my_perl;
0cb96387
GS
196}
197
1c0ca838
GS
198EXTERN_C void
199win32_delete_internal_host(void *h)
200{
201 CPerlHost *host = (CPerlHost*)h;
202 delete host;
203}
204
32e30700
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205#endif /* PERL_IMPLICIT_SYS */
206
7766f137
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207EXTERN_C HANDLE w32_perldll_handle;
208
c5be433b 209EXTERN_C DllExport int
0cb96387 210RunPerl(int argc, char **argv, char **env)
0a753a76 211{
68dc0745 212 int exitstatus;
ed094faf 213 PerlInterpreter *my_perl, *new_perl = NULL;
aa2b96ec 214 OSVERSIONINFO osver;
0cb96387 215 char szModuleName[MAX_PATH];
aa2b96ec
JD
216 char *arg0 = argv[0];
217 char *ansi = NULL;
dc0472e9 218 bool use_environ = (env == environ);
0cb96387 219
aa2b96ec
JD
220 osver.dwOSVersionInfoSize = sizeof(osver);
221 GetVersionEx(&osver);
222
3839a0fa 223 if (osver.dwMajorVersion > 4) {
aa2b96ec
JD
224 WCHAR widename[MAX_PATH];
225 GetModuleFileNameW(NULL, widename, sizeof(widename)/sizeof(WCHAR));
226 argv[0] = ansi = win32_ansipath(widename);
227 }
228 else {
229 Win_GetModuleFileName(NULL, szModuleName, sizeof(szModuleName));
230 (void)win32_longpath(szModuleName);
231 argv[0] = szModuleName;
232 }
0cb96387 233
22239a37
NIS
234#ifdef PERL_GLOBAL_STRUCT
235#define PERLVAR(var,type) /**/
51371543 236#define PERLVARA(var,type) /**/
533c011a
NIS
237#define PERLVARI(var,type,init) PL_Vars.var = init;
238#define PERLVARIC(var,type,init) PL_Vars.var = init;
22239a37
NIS
239#include "perlvars.h"
240#undef PERLVAR
51371543 241#undef PERLVARA
22239a37 242#undef PERLVARI
3fe35a81 243#undef PERLVARIC
22239a37
NIS
244#endif
245
0a753a76 246 PERL_SYS_INIT(&argc,&argv);
247
68dc0745 248 if (!(my_perl = perl_alloc()))
249 return (1);
642f9deb 250 perl_construct(my_perl);
b28d0864 251 PL_perl_destruct_level = 0;
0a753a76 252
dc0472e9
JD
253 /* PERL_SYS_INIT() may update the environment, e.g. via ansify_path().
254 * This may reallocate the RTL environment block. Therefore we need
255 * to make sure that `env` continues to have the same value as `environ`
256 * if we have been called this way. If we have been called with any
257 * other value for `env` then all environment munging by PERL_SYS_INIT()
258 * will be lost again.
259 */
260 if (use_environ)
261 env = environ;
262
4f63d024 263 exitstatus = perl_parse(my_perl, xs_init, argc, argv, env);
0a753a76 264 if (!exitstatus) {
7766f137 265#if defined(TOP_CLONE) && defined(USE_ITHREADS) /* XXXXXX testing */
7766f137 266 new_perl = perl_clone(my_perl, 1);
642f9deb 267 exitstatus = perl_run(new_perl);
ba869deb 268 PERL_SET_THX(my_perl);
d18c6117 269#else
642f9deb 270 exitstatus = perl_run(my_perl);
d18c6117 271#endif
0a753a76 272 }
c254be07 273
642f9deb 274 perl_destruct(my_perl);
432ce874 275 perl_free(my_perl);
432ce874
YO
276#ifdef USE_ITHREADS
277 if (new_perl) {
278 PERL_SET_THX(new_perl);
c254be07 279 perl_destruct(new_perl);
ed094faf
GS
280 perl_free(new_perl);
281 }
282#endif
0a753a76 283
aa2b96ec
JD
284 /* At least the Borland RTL wants to free argv[] after main() returns. */
285 argv[0] = arg0;
286 if (ansi)
287 win32_free(ansi);
288
c254be07 289 PERL_SYS_TERM();
0a753a76 290
68dc0745 291 return (exitstatus);
0a753a76 292}
293
2fa86c13
GS
294EXTERN_C void
295set_w32_module_name(void);
296
b73db59c
GS
297EXTERN_C void
298EndSockets(void);
299
300
f8fb7c90
GS
301#ifdef __MINGW32__
302EXTERN_C /* GCC in C++ mode mangles the name, otherwise */
303#endif
68dc0745 304BOOL APIENTRY
305DllMain(HANDLE hModule, /* DLL module handle */
306 DWORD fdwReason, /* reason called */
307 LPVOID lpvReserved) /* reserved */
0a753a76 308{
68dc0745 309 switch (fdwReason) {
310 /* The DLL is attaching to a process due to process
311 * initialization or a call to LoadLibrary.
312 */
313 case DLL_PROCESS_ATTACH:
314/* #define DEFAULT_BINMODE */
0a753a76 315#ifdef DEFAULT_BINMODE
3e3baf6d
TB
316 setmode( fileno( stdin ), O_BINARY );
317 setmode( fileno( stdout ), O_BINARY );
318 setmode( fileno( stderr ), O_BINARY );
319 _fmode = O_BINARY;
0a753a76 320#endif
7bd379e8
YO
321
322#ifndef UNDER_CE
5db10396 323 DisableThreadLibraryCalls((HMODULE)hModule);
7bd379e8
YO
324#endif
325
2d7a9237 326 w32_perldll_handle = hModule;
2fa86c13 327 set_w32_module_name();
68dc0745 328 break;
0a753a76 329
68dc0745 330 /* The DLL is detaching from a process due to
331 * process termination or call to FreeLibrary.
332 */
333 case DLL_PROCESS_DETACH:
ce3e5b80
NIS
334 /* As long as we use TerminateProcess()/TerminateThread() etc. for mimicing kill()
335 anything here had better be harmless if:
336 A. Not called at all.
337 B. Called after memory allocation for Heap has been forcibly removed by OS.
338 PerlIO_cleanup() was done here but fails (B).
339 */
b73db59c 340 EndSockets();
3db8f154 341#if defined(USE_ITHREADS)
e1b5da64
GS
342 if (PL_curinterp)
343 FREE_THREAD_KEY;
344#endif
68dc0745 345 break;
0a753a76 346
68dc0745 347 /* The attached process creates a new thread. */
348 case DLL_THREAD_ATTACH:
349 break;
0a753a76 350
68dc0745 351 /* The thread of the attached process terminates. */
352 case DLL_THREAD_DETACH:
353 break;
0a753a76 354
68dc0745 355 default:
356 break;
357 }
358 return TRUE;
0a753a76 359}
c43294b8 360
7bd379e8 361
9613994f 362#if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS)
c43294b8
AB
363EXTERN_C PerlInterpreter *
364perl_clone_host(PerlInterpreter* proto_perl, UV flags) {
acfe0abc 365 dTHX;
c43294b8
AB
366 CPerlHost *h;
367 h = new CPerlHost(*(CPerlHost*)PL_sys_intern.internal_host);
368 proto_perl = perl_clone_using(proto_perl, flags,
369 h->m_pHostperlMem,
370 h->m_pHostperlMemShared,
371 h->m_pHostperlMemParse,
372 h->m_pHostperlEnv,
373 h->m_pHostperlStdIO,
374 h->m_pHostperlLIO,
375 h->m_pHostperlDir,
376 h->m_pHostperlSock,
377 h->m_pHostperlProc
378 );
379 proto_perl->Isys_intern.internal_host = h;
222c300a 380 h->host_perl = proto_perl;
c43294b8
AB
381 return proto_perl;
382
383}
384#endif