source: vendor/perl/5.8.8/win32/perllib.c

Last change on this file was 3181, checked in by bird, 18 years ago

perl 5.8.8
File size: 8.4 KB
Line 
1/*
2 * "The Road goes ever on and on, down from the door where it began."
3 */
4#define PERLIO_NOT_STDIO 0
5#include "EXTERN.h"
6#include "perl.h"
7
8#include "XSUB.h"
9
10#ifdef PERL_IMPLICIT_SYS
11#include "win32iop.h"
12#include <fcntl.h>
13#endif /* PERL_IMPLICIT_SYS */
14
15
16/* Register any extra external extensions */
17char *staticlinkmodules[] = {
18 "DynaLoader",
19 /* other similar records will be included from "perllibst.h" */
20#define STATIC1
21#include "perllibst.h"
22 NULL,
23};
24
25EXTERN_C void boot_DynaLoader (pTHX_ CV* cv);
26/* other similar records will be included from "perllibst.h" */
27#define STATIC2
28#include "perllibst.h"
29
30static void
31xs_init(pTHX)
32{
33 char *file = __FILE__;
34 dXSUB_SYS;
35 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, file);
36 /* other similar records will be included from "perllibst.h" */
37#define STATIC3
38#include "perllibst.h"
39}
40
41#ifdef PERL_IMPLICIT_SYS
42
43#include "perlhost.h"
44
45void
46win32_checkTLS(PerlInterpreter *host_perl)
47{
48 dTHX;
49 if (host_perl != my_perl) {
50 int *nowhere = NULL;
51 *nowhere = 0;
52 abort();
53 }
54}
55
56EXTERN_C void
57perl_get_host_info(struct IPerlMemInfo* perlMemInfo,
58 struct IPerlMemInfo* perlMemSharedInfo,
59 struct IPerlMemInfo* perlMemParseInfo,
60 struct IPerlEnvInfo* perlEnvInfo,
61 struct IPerlStdIOInfo* perlStdIOInfo,
62 struct IPerlLIOInfo* perlLIOInfo,
63 struct IPerlDirInfo* perlDirInfo,
64 struct IPerlSockInfo* perlSockInfo,
65 struct IPerlProcInfo* perlProcInfo)
66{
67 if (perlMemInfo) {
68 Copy(&perlMem, &perlMemInfo->perlMemList, perlMemInfo->nCount, void*);
69 perlMemInfo->nCount = (sizeof(struct IPerlMem)/sizeof(void*));
70 }
71 if (perlMemSharedInfo) {
72 Copy(&perlMem, &perlMemSharedInfo->perlMemList, perlMemSharedInfo->nCount, void*);
73 perlMemSharedInfo->nCount = (sizeof(struct IPerlMem)/sizeof(void*));
74 }
75 if (perlMemParseInfo) {
76 Copy(&perlMem, &perlMemParseInfo->perlMemList, perlMemParseInfo->nCount, void*);
77 perlMemParseInfo->nCount = (sizeof(struct IPerlMem)/sizeof(void*));
78 }
79 if (perlEnvInfo) {
80 Copy(&perlEnv, &perlEnvInfo->perlEnvList, perlEnvInfo->nCount, void*);
81 perlEnvInfo->nCount = (sizeof(struct IPerlEnv)/sizeof(void*));
82 }
83 if (perlStdIOInfo) {
84 Copy(&perlStdIO, &perlStdIOInfo->perlStdIOList, perlStdIOInfo->nCount, void*);
85 perlStdIOInfo->nCount = (sizeof(struct IPerlStdIO)/sizeof(void*));
86 }
87 if (perlLIOInfo) {
88 Copy(&perlLIO, &perlLIOInfo->perlLIOList, perlLIOInfo->nCount, void*);
89 perlLIOInfo->nCount = (sizeof(struct IPerlLIO)/sizeof(void*));
90 }
91 if (perlDirInfo) {
92 Copy(&perlDir, &perlDirInfo->perlDirList, perlDirInfo->nCount, void*);
93 perlDirInfo->nCount = (sizeof(struct IPerlDir)/sizeof(void*));
94 }
95 if (perlSockInfo) {
96 Copy(&perlSock, &perlSockInfo->perlSockList, perlSockInfo->nCount, void*);
97 perlSockInfo->nCount = (sizeof(struct IPerlSock)/sizeof(void*));
98 }
99 if (perlProcInfo) {
100 Copy(&perlProc, &perlProcInfo->perlProcList, perlProcInfo->nCount, void*);
101 perlProcInfo->nCount = (sizeof(struct IPerlProc)/sizeof(void*));
102 }
103}
104
105EXTERN_C PerlInterpreter*
106perl_alloc_override(struct IPerlMem** ppMem, struct IPerlMem** ppMemShared,
107 struct IPerlMem** ppMemParse, struct IPerlEnv** ppEnv,
108 struct IPerlStdIO** ppStdIO, struct IPerlLIO** ppLIO,
109 struct IPerlDir** ppDir, struct IPerlSock** ppSock,
110 struct IPerlProc** ppProc)
111{
112 PerlInterpreter *my_perl = NULL;
113 CPerlHost* pHost = new CPerlHost(ppMem, ppMemShared, ppMemParse, ppEnv,
114 ppStdIO, ppLIO, ppDir, ppSock, ppProc);
115
116 if (pHost) {
117 my_perl = perl_alloc_using(pHost->m_pHostperlMem,
118 pHost->m_pHostperlMemShared,
119 pHost->m_pHostperlMemParse,
120 pHost->m_pHostperlEnv,
121 pHost->m_pHostperlStdIO,
122 pHost->m_pHostperlLIO,
123 pHost->m_pHostperlDir,
124 pHost->m_pHostperlSock,
125 pHost->m_pHostperlProc);
126 if (my_perl) {
127 w32_internal_host = pHost;
128 pHost->host_perl = my_perl;
129 }
130 }
131 return my_perl;
132}
133
134EXTERN_C PerlInterpreter*
135perl_alloc(void)
136{
137 PerlInterpreter* my_perl = NULL;
138 CPerlHost* pHost = new CPerlHost();
139 if (pHost) {
140 my_perl = perl_alloc_using(pHost->m_pHostperlMem,
141 pHost->m_pHostperlMemShared,
142 pHost->m_pHostperlMemParse,
143 pHost->m_pHostperlEnv,
144 pHost->m_pHostperlStdIO,
145 pHost->m_pHostperlLIO,
146 pHost->m_pHostperlDir,
147 pHost->m_pHostperlSock,
148 pHost->m_pHostperlProc);
149 if (my_perl) {
150 w32_internal_host = pHost;
151 pHost->host_perl = my_perl;
152 }
153 }
154 return my_perl;
155}
156
157EXTERN_C void
158win32_delete_internal_host(void *h)
159{
160 CPerlHost *host = (CPerlHost*)h;
161 delete host;
162}
163
164#endif /* PERL_IMPLICIT_SYS */
165
166EXTERN_C HANDLE w32_perldll_handle;
167
168EXTERN_C DllExport int
169RunPerl(int argc, char **argv, char **env)
170{
171 int exitstatus;
172 PerlInterpreter *my_perl, *new_perl = NULL;
173
174#ifndef __BORLANDC__
175 /* XXX this _may_ be a problem on some compilers (e.g. Borland) that
176 * want to free() argv after main() returns. As luck would have it,
177 * Borland's CRT does the right thing to argv[0] already. */
178 char szModuleName[MAX_PATH];
179
180 GetModuleFileName(NULL, szModuleName, sizeof(szModuleName));
181 (void)win32_longpath(szModuleName);
182 argv[0] = szModuleName;
183#endif
184
185#ifdef PERL_GLOBAL_STRUCT
186#define PERLVAR(var,type) /**/
187#define PERLVARA(var,type) /**/
188#define PERLVARI(var,type,init) PL_Vars.var = init;
189#define PERLVARIC(var,type,init) PL_Vars.var = init;
190#include "perlvars.h"
191#undef PERLVAR
192#undef PERLVARA
193#undef PERLVARI
194#undef PERLVARIC
195#endif
196
197 PERL_SYS_INIT(&argc,&argv);
198
199 if (!(my_perl = perl_alloc()))
200 return (1);
201 perl_construct(my_perl);
202 PL_perl_destruct_level = 0;
203
204 exitstatus = perl_parse(my_perl, xs_init, argc, argv, env);
205 if (!exitstatus) {
206#if defined(TOP_CLONE) && defined(USE_ITHREADS) /* XXXXXX testing */
207 new_perl = perl_clone(my_perl, 1);
208 exitstatus = perl_run(new_perl);
209 PERL_SET_THX(my_perl);
210#else
211 exitstatus = perl_run(my_perl);
212#endif
213 }
214
215 perl_destruct(my_perl);
216 perl_free(my_perl);
217#ifdef USE_ITHREADS
218 if (new_perl) {
219 PERL_SET_THX(new_perl);
220 perl_destruct(new_perl);
221 perl_free(new_perl);
222 }
223#endif
224
225 PERL_SYS_TERM();
226
227 return (exitstatus);
228}
229
230EXTERN_C void
231set_w32_module_name(void);
232
233EXTERN_C void
234EndSockets(void);
235
236
237#ifdef __MINGW32__
238EXTERN_C /* GCC in C++ mode mangles the name, otherwise */
239#endif
240BOOL APIENTRY
241DllMain(HANDLE hModule, /* DLL module handle */
242 DWORD fdwReason, /* reason called */
243 LPVOID lpvReserved) /* reserved */
244{
245 switch (fdwReason) {
246 /* The DLL is attaching to a process due to process
247 * initialization or a call to LoadLibrary.
248 */
249 case DLL_PROCESS_ATTACH:
250/* #define DEFAULT_BINMODE */
251#ifdef DEFAULT_BINMODE
252 setmode( fileno( stdin ), O_BINARY );
253 setmode( fileno( stdout ), O_BINARY );
254 setmode( fileno( stderr ), O_BINARY );
255 _fmode = O_BINARY;
256#endif
257 DisableThreadLibraryCalls((HMODULE)hModule);
258 w32_perldll_handle = hModule;
259 set_w32_module_name();
260 break;
261
262 /* The DLL is detaching from a process due to
263 * process termination or call to FreeLibrary.
264 */
265 case DLL_PROCESS_DETACH:
266 /* As long as we use TerminateProcess()/TerminateThread() etc. for mimicing kill()
267 anything here had better be harmless if:
268 A. Not called at all.
269 B. Called after memory allocation for Heap has been forcibly removed by OS.
270 PerlIO_cleanup() was done here but fails (B).
271 */
272 EndSockets();
273#if defined(USE_5005THREADS) || defined(USE_ITHREADS)
274 if (PL_curinterp)
275 FREE_THREAD_KEY;
276#endif
277 break;
278
279 /* The attached process creates a new thread. */
280 case DLL_THREAD_ATTACH:
281 break;
282
283 /* The thread of the attached process terminates. */
284 case DLL_THREAD_DETACH:
285 break;
286
287 default:
288 break;
289 }
290 return TRUE;
291}
292
293#if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS)
294EXTERN_C PerlInterpreter *
295perl_clone_host(PerlInterpreter* proto_perl, UV flags) {
296 dTHX;
297 CPerlHost *h;
298 h = new CPerlHost(*(CPerlHost*)PL_sys_intern.internal_host);
299 proto_perl = perl_clone_using(proto_perl, flags,
300 h->m_pHostperlMem,
301 h->m_pHostperlMemShared,
302 h->m_pHostperlMemParse,
303 h->m_pHostperlEnv,
304 h->m_pHostperlStdIO,
305 h->m_pHostperlLIO,
306 h->m_pHostperlDir,
307 h->m_pHostperlSock,
308 h->m_pHostperlProc
309 );
310 proto_perl->Isys_intern.internal_host = h;
311 h->host_perl = proto_perl;
312 return proto_perl;
313
314}
315#endif
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