Commit | Line | Data |
---|---|---|
a83a2cd1 AB |
1 | /* amigaio.c mixes amigaos and perl APIs, |
2 | * as opposed to amigaos.c which is pure amigaos */ | |
3 | ||
4 | #include "EXTERN.h" | |
5 | #include "perl.h" | |
6 | ||
7 | #include "amigaos4/amigaio.h" | |
8 | #include "amigaos.h" | |
9 | ||
10 | #ifdef WORD | |
11 | # undef WORD | |
12 | # define WORD int16 | |
13 | #endif | |
14 | ||
738ab09f AB |
15 | #include <stdio.h> |
16 | ||
a83a2cd1 AB |
17 | #include <exec/semaphores.h> |
18 | #include <exec/exectags.h> | |
19 | #include <proto/exec.h> | |
20 | #include <proto/dos.h> | |
6de23f80 | 21 | #include <proto/utility.h> |
a83a2cd1 AB |
22 | #include <dos/dos.h> |
23 | ||
47718690 AB |
24 | extern struct SignalSemaphore popen_sema; |
25 | extern unsigned int pipenum; | |
26 | ||
27 | extern int32 myruncommand(BPTR seglist, int stack, char *command, int length, char **envp); | |
28 | ||
a83a2cd1 AB |
29 | void amigaos_stdio_get(pTHX_ StdioStore *store) |
30 | { | |
6c47084d JH |
31 | store->astdin = |
32 | amigaos_get_file(PerlIO_fileno(IoIFP(GvIO(PL_stdingv)))); | |
33 | store->astderr = | |
34 | amigaos_get_file(PerlIO_fileno(IoIFP(GvIO(PL_stderrgv)))); | |
35 | store->astdout = amigaos_get_file( | |
36 | PerlIO_fileno(IoIFP(GvIO(gv_fetchpv("STDOUT", TRUE, SVt_PVIO))))); | |
a83a2cd1 AB |
37 | } |
38 | ||
39 | void amigaos_stdio_save(pTHX_ StdioStore *store) | |
40 | { | |
6c47084d JH |
41 | amigaos_stdio_get(aTHX_ store); |
42 | store->oldstdin = IDOS->SelectInput(store->astdin); | |
43 | store->oldstderr = IDOS->SelectErrorOutput(store->astderr); | |
44 | store->oldstdout = IDOS->SelectOutput(store->astdout); | |
a83a2cd1 AB |
45 | } |
46 | ||
47 | void amigaos_stdio_restore(pTHX_ const StdioStore *store) | |
48 | { | |
6c47084d JH |
49 | IDOS->SelectInput(store->oldstdin); |
50 | IDOS->SelectErrorOutput(store->oldstderr); | |
51 | IDOS->SelectOutput(store->oldstdout); | |
a83a2cd1 AB |
52 | } |
53 | ||
54 | void amigaos_post_exec(int fd, int do_report) | |
55 | { | |
6c47084d JH |
56 | /* We *must* write something to our pipe or else |
57 | * the other end hangs */ | |
58 | if (do_report) | |
59 | { | |
60 | int e = errno; | |
61 | PerlLIO_write(fd, (void *)&e, sizeof(e)); | |
62 | PerlLIO_close(fd); | |
63 | } | |
a83a2cd1 AB |
64 | } |
65 | ||
47718690 AB |
66 | |
67 | struct popen_data | |
68 | { | |
69 | struct Task *parent; | |
70 | STRPTR command; | |
71 | }; | |
72 | ||
73 | static int popen_result = 0; | |
74 | ||
75 | int popen_child() | |
76 | { | |
77 | struct Task *thisTask = IExec->FindTask(0); | |
78 | struct popen_data *pd = (struct popen_data *)thisTask->tc_UserData; | |
79 | const char *argv[4]; | |
80 | ||
81 | argv[0] = "sh"; | |
82 | argv[1] = "-c"; | |
83 | argv[2] = pd->command ? pd->command : NULL; | |
84 | argv[3] = NULL; | |
85 | ||
86 | // adebug("%s %ld %s\n",__FUNCTION__,__LINE__,command?command:"NULL"); | |
87 | ||
88 | /* We need to give this to sh via execvp, execvp expects filename, | |
89 | * argv[] | |
90 | */ | |
91 | IExec->ObtainSemaphore(&popen_sema); | |
92 | ||
93 | IExec->Signal(pd->parent,SIGBREAKF_CTRL_F); | |
94 | ||
95 | popen_result = myexecvp(FALSE, argv[0], (char **)argv); | |
96 | if (pd->command) | |
97 | IExec->FreeVec(pd->command); | |
98 | IExec->FreeVec(pd); | |
99 | ||
100 | IExec->ReleaseSemaphore(&popen_sema); | |
101 | IExec->Forbid(); | |
102 | return 0; | |
103 | } | |
104 | ||
105 | ||
a83a2cd1 AB |
106 | PerlIO *Perl_my_popen(pTHX_ const char *cmd, const char *mode) |
107 | { | |
47718690 | 108 | |
6c47084d | 109 | PERL_FLUSHALL_FOR_CHILD; |
47718690 AB |
110 | PerlIO *result = NULL; |
111 | char pipe_name[50]; | |
112 | char unix_pipe[50]; | |
113 | char ami_pipe[50]; | |
114 | BPTR input = 0; | |
115 | BPTR output = 0; | |
116 | struct Process *proc = NULL; | |
117 | struct Task *thisTask = IExec->FindTask(0); | |
118 | struct popen_data * pd = NULL; | |
119 | ||
120 | /* First we need to check the mode | |
121 | * We can only have unidirectional pipes | |
122 | */ | |
123 | // adebug("%s %ld cmd %s mode %s \n",__FUNCTION__,__LINE__,cmd, | |
124 | // mode); | |
125 | ||
126 | switch (mode[0]) | |
127 | { | |
128 | case 'r': | |
129 | case 'w': | |
130 | break; | |
131 | ||
132 | default: | |
133 | ||
134 | errno = EINVAL; | |
135 | return result; | |
136 | } | |
137 | ||
138 | /* Make a unique pipe name | |
139 | * we need a unix one and an amigaos version (of the same pipe!) | |
140 | * as were linking with libunix. | |
141 | */ | |
142 | ||
143 | sprintf(pipe_name, "%x%08lx/4096/0", pipenum++, | |
144 | IUtility->GetUniqueID()); | |
145 | sprintf(unix_pipe, "/PIPE/%s", pipe_name); | |
146 | sprintf(ami_pipe, "PIPE:%s", pipe_name); | |
147 | ||
148 | /* Now we open the AmigaOs Filehandles That we wil pass to our | |
149 | * Sub process | |
150 | */ | |
151 | ||
152 | if (mode[0] == 'r') | |
153 | { | |
154 | /* A read mode pipe: Output from pipe input from Output() or NIL:*/ | |
155 | /* First attempt to DUP Output() */ | |
156 | input = IDOS->DupFileHandle(IDOS->Input()); | |
157 | if(input == 0) | |
158 | { | |
159 | input = IDOS->Open("NIL:", MODE_READWRITE); | |
160 | } | |
161 | if (input != 0) | |
162 | { | |
163 | output = IDOS->Open(ami_pipe, MODE_NEWFILE); | |
164 | } | |
165 | result = PerlIO_open(unix_pipe, mode); | |
166 | } | |
167 | else | |
168 | { | |
169 | /* Open the write end first! */ | |
170 | ||
171 | result = PerlIO_open(unix_pipe, mode); | |
172 | ||
173 | input = IDOS->Open(ami_pipe, MODE_OLDFILE); | |
174 | if (input != 0) | |
175 | { | |
176 | output = IDOS->DupFileHandle(IDOS->Output()); | |
177 | if(output == 0) | |
178 | { | |
179 | output = IDOS->Open("NIL:", MODE_READWRITE); | |
180 | } | |
181 | } | |
182 | } | |
183 | if ((input == 0) || (output == 0) || (result == NULL)) | |
184 | { | |
185 | /* Ouch stream opening failed */ | |
186 | /* Close and bail */ | |
187 | if (input) | |
188 | IDOS->Close(input); | |
189 | if (output) | |
190 | IDOS->Close(output); | |
191 | if(result) | |
192 | { | |
193 | PerlIO_close(result); | |
194 | result = NULL; | |
195 | } | |
196 | return result; | |
197 | } | |
198 | ||
199 | /* We have our streams now start our new process | |
200 | * We're using a new process so that execve can modify the environment | |
201 | * with messing things up for the shell that launched perl | |
202 | * Copy cmd before we launch the subprocess as perl seems to waste | |
203 | * no time in overwriting it! The subprocess will free the copy. | |
204 | */ | |
205 | ||
206 | if((pd = (struct popen_data*)IExec->AllocVecTags(sizeof(struct popen_data),AVT_Type,MEMF_SHARED,TAG_DONE))) | |
207 | { | |
208 | pd->parent = thisTask; | |
209 | if ((pd->command = mystrdup(cmd))) | |
210 | { | |
211 | // adebug("%s %ld | |
212 | // %s\n",__FUNCTION__,__LINE__,cmd_copy?cmd_copy:"NULL"); | |
213 | proc = IDOS->CreateNewProcTags( | |
214 | NP_Entry, popen_child, NP_Child, TRUE, NP_StackSize, | |
215 | ((struct Process *)thisTask)->pr_StackSize, NP_Input, input, | |
216 | NP_Output, output, NP_Error, IDOS->ErrorOutput(), | |
217 | NP_CloseError, FALSE, NP_Cli, TRUE, NP_Name, | |
218 | "Perl: popen process", NP_UserData, (int)pd, | |
219 | TAG_DONE); | |
220 | } | |
221 | } | |
222 | if(proc) | |
223 | { | |
224 | /* wait for the child be setup right */ | |
225 | IExec->Wait(SIGBREAKF_CTRL_F); | |
226 | } | |
227 | if (!proc) | |
228 | { | |
229 | /* New Process Failed to start | |
230 | * Close and bail out | |
231 | */ | |
232 | if(pd) | |
233 | { | |
234 | if(pd->command) | |
235 | { | |
236 | IExec->FreeVec(pd->command); | |
237 | } | |
238 | IExec->FreeVec(pd); | |
239 | } | |
240 | if (input) | |
241 | IDOS->Close(input); | |
242 | if (output) | |
243 | IDOS->Close(output); | |
244 | if(result) | |
245 | { | |
246 | PerlIO_close(result); | |
247 | result = NULL; | |
248 | } | |
249 | } | |
250 | ||
251 | /* Our new process is running and will close it streams etc | |
252 | * once its done. All we need to is open the pipe via stdio | |
253 | */ | |
254 | ||
255 | return result; | |
a83a2cd1 AB |
256 | } |
257 | ||
47718690 AB |
258 | I32 |
259 | Perl_my_pclose(pTHX_ PerlIO *ptr) | |
6de23f80 | 260 | { |
47718690 AB |
261 | int result = -1; |
262 | /* close the file before obtaining the semaphore else we might end up | |
263 | hanging waiting for the child to read the last bit from the pipe */ | |
264 | PerlIO_close(ptr); | |
265 | IExec->ObtainSemaphore(&popen_sema); | |
266 | result = popen_result; | |
267 | IExec->ReleaseSemaphore(&popen_sema); | |
6de23f80 AB |
268 | return result; |
269 | } | |
270 | ||
47718690 | 271 | |
a83a2cd1 AB |
272 | #ifdef USE_ITHREADS |
273 | ||
274 | /* An arbitrary number to start with, should work out what the real max should | |
275 | * be */ | |
276 | ||
277 | #ifndef MAX_THREADS | |
278 | # define MAX_THREADS 64 | |
279 | #endif | |
280 | ||
281 | #define REAPED 0 | |
282 | #define ACTIVE 1 | |
283 | #define EXITED -1 | |
284 | ||
285 | struct thread_info | |
286 | { | |
6c47084d JH |
287 | pthread_t ti_pid; |
288 | int ti_children; | |
289 | pthread_t ti_parent; | |
290 | struct MsgPort *ti_port; | |
291 | struct Process *ti_Process; | |
a83a2cd1 AB |
292 | }; |
293 | ||
294 | static struct thread_info pseudo_children[MAX_THREADS]; | |
295 | static int num_pseudo_children = 0; | |
296 | static struct SignalSemaphore fork_array_sema; | |
297 | ||
298 | void amigaos4_init_fork_array() | |
299 | { | |
6c47084d JH |
300 | IExec->InitSemaphore(&fork_array_sema); |
301 | pseudo_children[0].ti_pid = (pthread_t)IExec->FindTask(0); | |
302 | pseudo_children[0].ti_parent = -1; | |
303 | pseudo_children[0].ti_port = | |
304 | (struct MsgPort *)IExec->AllocSysObjectTags(ASOT_PORT, TAG_DONE); | |
a83a2cd1 AB |
305 | } |
306 | ||
307 | void amigaos4_dispose_fork_array() | |
308 | { | |
6c47084d JH |
309 | while (pseudo_children[0].ti_children > 0) |
310 | { | |
311 | void *msg; | |
312 | IExec->WaitPort(pseudo_children[0].ti_port); | |
313 | msg = IExec->GetMsg(pseudo_children[0].ti_port); | |
314 | if (msg) | |
315 | IExec->FreeSysObject(ASOT_MESSAGE, msg); | |
316 | pseudo_children[0].ti_children--; | |
317 | } | |
318 | IExec->FreeSysObject(ASOT_PORT, pseudo_children[0].ti_port); | |
a83a2cd1 AB |
319 | } |
320 | ||
321 | struct thread_exit_message | |
322 | { | |
6c47084d JH |
323 | struct Message tem_Message; |
324 | pthread_t tem_pid; | |
325 | int tem_status; | |
a83a2cd1 AB |
326 | }; |
327 | ||
328 | int getnextchild() | |
329 | { | |
6c47084d JH |
330 | int i; |
331 | for (i = 0; i < MAX_THREADS; i++) | |
332 | { | |
333 | if (pseudo_children[i].ti_pid == 0) | |
334 | return i; | |
335 | } | |
336 | return -1; | |
a83a2cd1 AB |
337 | } |
338 | ||
339 | int findparent(pthread_t pid) | |
340 | { | |
6c47084d JH |
341 | int i; |
342 | for (i = 0; i < MAX_THREADS; i++) | |
343 | { | |
344 | if (pseudo_children[i].ti_pid == pid) | |
345 | return i; | |
346 | } | |
347 | return -1; | |
a83a2cd1 AB |
348 | } |
349 | ||
350 | struct child_arg | |
351 | { | |
6c47084d JH |
352 | struct Task *ca_parent_task; |
353 | pthread_t ca_parent; | |
354 | PerlInterpreter *ca_interp; | |
a83a2cd1 AB |
355 | }; |
356 | ||
ef2467ad AB |
357 | #undef kill |
358 | ||
359 | /* FIXME: Is here's a chance, albeit it small of a clash between our pseudo pid */ | |
360 | /* derived from the pthread API and the dos.library pid that newlib kill uses? */ | |
361 | /* clib2 used the Process address so there was no issue */ | |
362 | ||
363 | int amigaos_kill(Pid_t pid, int signal) | |
364 | { | |
365 | int i; | |
e92b5416 | 366 | BOOL thistask = FALSE; |
ef2467ad AB |
367 | Pid_t realpid = pid; // Perhaps we have a real pid from else where? |
368 | /* Look for our DOS pid */ | |
369 | IExec->ObtainSemaphore(&fork_array_sema); | |
370 | for (i = 0; i < MAX_THREADS; i++) | |
371 | { | |
372 | if (pseudo_children[i].ti_pid == pid) | |
373 | { | |
374 | realpid = (Pid_t)IDOS->GetPID(pseudo_children[i].ti_Process,GPID_PROCESS); | |
47718690 | 375 | if(pseudo_children[i].ti_Process == (struct Process *)IExec->FindTask(NULL)) |
e92b5416 AB |
376 | { |
377 | thistask = TRUE; | |
378 | } | |
ef2467ad AB |
379 | break; |
380 | } | |
381 | } | |
382 | IExec->ReleaseSemaphore(&fork_array_sema); | |
383 | /* Allow the C library to work out which signals are realy valid */ | |
e92b5416 AB |
384 | if(thistask) |
385 | { | |
386 | /* A quirk in newlib kill handling means it's better to call raise() rather than kill on out own task. */ | |
387 | return raise(signal); | |
388 | } | |
389 | else | |
390 | { | |
391 | return kill(realpid,signal); | |
392 | } | |
ef2467ad AB |
393 | } |
394 | ||
a83a2cd1 AB |
395 | static THREAD_RET_TYPE amigaos4_start_child(void *arg) |
396 | { | |
397 | ||
6c47084d JH |
398 | PerlInterpreter *my_perl = |
399 | (PerlInterpreter *)((struct child_arg *)arg)->ca_interp; | |
400 | ; | |
a83a2cd1 | 401 | |
6c47084d JH |
402 | GV *tmpgv; |
403 | int status; | |
404 | int parent; | |
405 | int nextchild; | |
406 | pthread_t pseudo_id = pthread_self(); | |
a83a2cd1 AB |
407 | |
408 | #ifdef PERL_SYNC_FORK | |
6c47084d JH |
409 | static long sync_fork_id = 0; |
410 | long id = ++sync_fork_id; | |
a83a2cd1 AB |
411 | #endif |
412 | ||
6c47084d JH |
413 | /* before we do anything set up our process semaphore and add |
414 | a new entry to the pseudochildren */ | |
415 | ||
416 | /* get next available slot */ | |
417 | /* should not fail here! */ | |
418 | ||
419 | IExec->ObtainSemaphore(&fork_array_sema); | |
420 | ||
421 | nextchild = getnextchild(); | |
422 | ||
423 | pseudo_children[nextchild].ti_pid = pseudo_id; | |
424 | pseudo_children[nextchild].ti_Process = (struct Process *)IExec->FindTask(NULL); | |
425 | pseudo_children[nextchild].ti_parent = | |
426 | ((struct child_arg *)arg)->ca_parent; | |
427 | pseudo_children[nextchild].ti_port = | |
428 | (struct MsgPort *)IExec->AllocSysObjectTags(ASOT_PORT, TAG_DONE); | |
429 | ||
430 | num_pseudo_children++; | |
431 | IExec->ReleaseSemaphore(&fork_array_sema); | |
432 | ||
433 | /* We're set up let the parent continue */ | |
434 | ||
435 | IExec->Signal(((struct child_arg *)arg)->ca_parent_task, | |
436 | SIGBREAKF_CTRL_F); | |
437 | ||
438 | PERL_SET_THX(my_perl); | |
439 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) | |
440 | { | |
441 | SV *sv = GvSV(tmpgv); | |
442 | SvREADONLY_off(sv); | |
443 | sv_setiv(sv, (IV)pseudo_id); | |
444 | SvREADONLY_on(sv); | |
445 | } | |
446 | hv_clear(PL_pidstatus); | |
447 | ||
448 | /* push a zero on the stack (we are the child) */ | |
449 | { | |
450 | dSP; | |
451 | dTARGET; | |
452 | PUSHi(0); | |
453 | PUTBACK; | |
454 | } | |
455 | ||
456 | /* continue from next op */ | |
457 | PL_op = PL_op->op_next; | |
458 | ||
459 | { | |
460 | dJMPENV; | |
461 | volatile int oldscope = PL_scopestack_ix; | |
462 | ||
463 | restart: | |
464 | JMPENV_PUSH(status); | |
465 | switch (status) | |
466 | { | |
467 | case 0: | |
468 | CALLRUNOPS(aTHX); | |
469 | status = 0; | |
470 | break; | |
471 | case 2: | |
472 | while (PL_scopestack_ix > oldscope) | |
473 | { | |
474 | LEAVE; | |
475 | } | |
476 | FREETMPS; | |
477 | PL_curstash = PL_defstash; | |
478 | if (PL_endav && !PL_minus_c) | |
479 | call_list(oldscope, PL_endav); | |
480 | status = STATUS_EXIT; | |
481 | break; | |
482 | case 3: | |
483 | if (PL_restartop) | |
484 | { | |
485 | POPSTACK_TO(PL_mainstack); | |
486 | PL_op = PL_restartop; | |
487 | PL_restartop = (OP *)NULL; | |
488 | ; | |
489 | goto restart; | |
490 | } | |
491 | PerlIO_printf(Perl_error_log, "panic: restartop\n"); | |
492 | FREETMPS; | |
493 | status = 1; | |
494 | break; | |
495 | } | |
496 | JMPENV_POP; | |
497 | ||
498 | /* XXX hack to avoid perl_destruct() freeing optree */ | |
499 | PL_main_root = (OP *)NULL; | |
500 | } | |
501 | ||
502 | { | |
503 | do_close(PL_stdingv, FALSE); | |
504 | do_close(gv_fetchpv("STDOUT", TRUE, SVt_PVIO), | |
505 | FALSE); /* PL_stdoutgv - ISAGN */ | |
506 | do_close(PL_stderrgv, FALSE); | |
507 | } | |
508 | ||
509 | /* destroy everything (waits for any pseudo-forked children) */ | |
510 | ||
511 | /* wait for any remaining children */ | |
512 | ||
513 | while (pseudo_children[nextchild].ti_children > 0) | |
514 | { | |
515 | if (IExec->WaitPort(pseudo_children[nextchild].ti_port)) | |
516 | { | |
517 | void *msg = | |
518 | IExec->GetMsg(pseudo_children[nextchild].ti_port); | |
519 | IExec->FreeSysObject(ASOT_MESSAGE, msg); | |
520 | pseudo_children[nextchild].ti_children--; | |
521 | } | |
522 | } | |
523 | if (PL_scopestack_ix <= 1) | |
524 | { | |
525 | perl_destruct(my_perl); | |
526 | } | |
527 | perl_free(my_perl); | |
528 | ||
529 | IExec->ObtainSemaphore(&fork_array_sema); | |
530 | parent = findparent(pseudo_children[nextchild].ti_parent); | |
531 | pseudo_children[nextchild].ti_pid = 0; | |
532 | pseudo_children[nextchild].ti_parent = 0; | |
533 | IExec->FreeSysObject(ASOT_PORT, pseudo_children[nextchild].ti_port); | |
534 | pseudo_children[nextchild].ti_port = NULL; | |
535 | ||
536 | IExec->ReleaseSemaphore(&fork_array_sema); | |
537 | ||
538 | { | |
539 | if (parent >= 0) | |
540 | { | |
541 | struct thread_exit_message *tem = | |
542 | (struct thread_exit_message *) | |
543 | IExec->AllocSysObjectTags( | |
544 | ASOT_MESSAGE, ASOMSG_Size, | |
545 | sizeof(struct thread_exit_message), | |
546 | ASOMSG_Length, | |
547 | sizeof(struct thread_exit_message)); | |
548 | if (tem) | |
549 | { | |
550 | tem->tem_pid = pseudo_id; | |
551 | tem->tem_status = status; | |
552 | IExec->PutMsg(pseudo_children[parent].ti_port, | |
553 | (struct Message *)tem); | |
554 | } | |
555 | } | |
556 | } | |
a83a2cd1 | 557 | #ifdef PERL_SYNC_FORK |
6c47084d | 558 | return id; |
a83a2cd1 | 559 | #else |
6c47084d | 560 | return (void *)status; |
a83a2cd1 AB |
561 | #endif |
562 | } | |
563 | ||
564 | #endif /* USE_ITHREADS */ | |
565 | ||
566 | Pid_t amigaos_fork() | |
567 | { | |
6c47084d JH |
568 | dTHX; |
569 | pthread_t id; | |
570 | int handle; | |
571 | struct child_arg arg; | |
572 | if (num_pseudo_children >= MAX_THREADS) | |
573 | { | |
574 | errno = EAGAIN; | |
575 | return -1; | |
576 | } | |
577 | arg.ca_interp = perl_clone((PerlInterpreter *)aTHX, CLONEf_COPY_STACKS); | |
578 | arg.ca_parent_task = IExec->FindTask(NULL); | |
579 | arg.ca_parent = | |
580 | pthread_self() ? pthread_self() : (pthread_t)IExec->FindTask(0); | |
581 | ||
582 | handle = pthread_create(&id, NULL, amigaos4_start_child, (void *)&arg); | |
583 | pseudo_children[findparent(arg.ca_parent)].ti_children++; | |
584 | ||
585 | IExec->Wait(SIGBREAKF_CTRL_F); | |
586 | ||
587 | PERL_SET_THX(aTHX); /* XXX perl_clone*() set TLS */ | |
588 | if (handle) | |
589 | { | |
590 | errno = EAGAIN; | |
591 | return -1; | |
592 | } | |
593 | return id; | |
a83a2cd1 AB |
594 | } |
595 | ||
596 | Pid_t amigaos_waitpid(pTHX_ int optype, Pid_t pid, void *argflags) | |
597 | { | |
6c47084d JH |
598 | int result; |
599 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) | |
600 | { | |
47718690 | 601 | result = pthread_join(pid, (void **)argflags); |
6c47084d JH |
602 | } |
603 | else | |
604 | { | |
47718690 | 605 | while ((result = pthread_join(pid, (void **)argflags)) == -1 && |
6c47084d JH |
606 | errno == EINTR) |
607 | { | |
608 | // PERL_ASYNC_CHECK(); | |
609 | } | |
610 | } | |
611 | return result; | |
a83a2cd1 AB |
612 | } |
613 | ||
614 | void amigaos_fork_set_userdata( | |
615 | pTHX_ struct UserData *userdata, I32 did_pipes, int pp, SV **sp, SV **mark) | |
616 | { | |
6c47084d JH |
617 | userdata->parent = IExec->FindTask(0); |
618 | userdata->did_pipes = did_pipes; | |
619 | userdata->pp = pp; | |
620 | userdata->sp = sp; | |
621 | userdata->mark = mark; | |
622 | userdata->my_perl = aTHX; | |
a83a2cd1 AB |
623 | } |
624 | ||
738ab09f AB |
625 | /* AmigaOS specific versions of #?exec#? solely for use in amigaos_system_child |
626 | */ | |
627 | ||
628 | static void S_exec_failed(pTHX_ const char *cmd, int fd, int do_report) | |
629 | { | |
6c47084d | 630 | const int e = errno; |
738ab09f | 631 | // PERL_ARGS_ASSERT_EXEC_FAILED; |
6c47084d JH |
632 | if (e) |
633 | { | |
634 | if (ckWARN(WARN_EXEC)) | |
635 | Perl_warner(aTHX_ packWARN(WARN_EXEC), | |
636 | "Can't exec \"%s\": %s", cmd, Strerror(e)); | |
637 | } | |
638 | if (do_report) | |
639 | { | |
640 | /* XXX silently ignore failures */ | |
641 | PERL_UNUSED_RESULT(PerlLIO_write(fd, (void *)&e, sizeof(int))); | |
642 | PerlLIO_close(fd); | |
643 | } | |
738ab09f AB |
644 | } |
645 | ||
646 | static I32 S_do_amigaos_exec3(pTHX_ const char *incmd, int fd, int do_report) | |
647 | { | |
282fc0b3 | 648 | const char **argv, **a; |
6c47084d JH |
649 | char *s; |
650 | char *buf; | |
651 | char *cmd; | |
652 | /* Make a copy so we can change it */ | |
653 | const Size_t cmdlen = strlen(incmd) + 1; | |
654 | I32 result = -1; | |
655 | ||
656 | PERL_ARGS_ASSERT_DO_EXEC3; | |
657 | ||
282fc0b3 | 658 | ENTER; |
6c47084d | 659 | Newx(buf, cmdlen, char); |
282fc0b3 | 660 | SAVEFREEPV(buf); |
6c47084d JH |
661 | cmd = buf; |
662 | memcpy(cmd, incmd, cmdlen); | |
663 | ||
664 | while (*cmd && isSPACE(*cmd)) | |
665 | cmd++; | |
666 | ||
667 | /* see if there are shell metacharacters in it */ | |
668 | ||
669 | if (*cmd == '.' && isSPACE(cmd[1])) | |
670 | goto doshell; | |
671 | ||
c8b388b0 | 672 | if (strBEGINs(cmd, "exec") && isSPACE(cmd[4])) |
6c47084d JH |
673 | goto doshell; |
674 | ||
675 | s = cmd; | |
676 | while (isWORDCHAR(*s)) | |
677 | s++; /* catch VAR=val gizmo */ | |
678 | if (*s == '=') | |
679 | goto doshell; | |
680 | ||
681 | for (s = cmd; *s; s++) | |
682 | { | |
683 | if (*s != ' ' && !isALPHA(*s) && | |
4aada8b9 | 684 | memCHRs("$&*(){}[]'\";\\|?<>~`\n", *s)) |
6c47084d JH |
685 | { |
686 | if (*s == '\n' && !s[1]) | |
687 | { | |
688 | *s = '\0'; | |
689 | break; | |
690 | } | |
691 | /* handle the 2>&1 construct at the end */ | |
692 | if (*s == '>' && s[1] == '&' && s[2] == '1' && | |
693 | s > cmd + 1 && s[-1] == '2' && isSPACE(s[-2]) && | |
694 | (!s[3] || isSPACE(s[3]))) | |
695 | { | |
696 | const char *t = s + 3; | |
697 | ||
698 | while (*t && isSPACE(*t)) | |
699 | ++t; | |
700 | if (!*t && (PerlLIO_dup2(1, 2) != -1)) | |
701 | { | |
702 | s[-2] = '\0'; | |
703 | break; | |
704 | } | |
705 | } | |
706 | doshell: | |
707 | PERL_FPU_PRE_EXEC | |
708 | result = myexecl(FALSE, PL_sh_path, "sh", "-c", cmd, | |
709 | (char *)NULL); | |
710 | PERL_FPU_POST_EXEC | |
711 | S_exec_failed(aTHX_ PL_sh_path, fd, do_report); | |
712 | amigaos_post_exec(fd, do_report); | |
282fc0b3 | 713 | goto leave; |
6c47084d JH |
714 | } |
715 | } | |
716 | ||
282fc0b3 Z |
717 | Newx(argv, (s - cmd) / 2 + 2, const char *); |
718 | SAVEFREEPV(argv); | |
719 | cmd = savepvn(cmd, s - cmd); | |
720 | SAVEFREEPV(cmd); | |
721 | a = argv; | |
722 | for (s = cmd; *s;) | |
6c47084d JH |
723 | { |
724 | while (isSPACE(*s)) | |
725 | s++; | |
726 | if (*s) | |
727 | *(a++) = s; | |
728 | while (*s && !isSPACE(*s)) | |
729 | s++; | |
730 | if (*s) | |
731 | *s++ = '\0'; | |
732 | } | |
733 | *a = NULL; | |
282fc0b3 | 734 | if (argv[0]) |
6c47084d JH |
735 | { |
736 | PERL_FPU_PRE_EXEC | |
282fc0b3 | 737 | result = myexecvp(FALSE, argv[0], EXEC_ARGV_CAST(argv)); |
6c47084d | 738 | PERL_FPU_POST_EXEC |
282fc0b3 | 739 | if (errno == ENOEXEC) /* for system V NIH syndrome */ |
6c47084d | 740 | goto doshell; |
282fc0b3 | 741 | S_exec_failed(aTHX_ argv[0], fd, do_report); |
6c47084d JH |
742 | amigaos_post_exec(fd, do_report); |
743 | } | |
282fc0b3 Z |
744 | leave: |
745 | LEAVE; | |
6c47084d | 746 | return result; |
738ab09f AB |
747 | } |
748 | ||
749 | I32 S_do_amigaos_aexec5( | |
750 | pTHX_ SV *really, SV **mark, SV **sp, int fd, int do_report) | |
751 | { | |
738ab09f AB |
752 | I32 result = -1; |
753 | PERL_ARGS_ASSERT_DO_AEXEC5; | |
282fc0b3 | 754 | ENTER; |
738ab09f AB |
755 | if (sp > mark) |
756 | { | |
282fc0b3 | 757 | const char **argv, **a; |
738ab09f | 758 | const char *tmps = NULL; |
282fc0b3 Z |
759 | Newx(argv, sp - mark + 1, const char *); |
760 | SAVEFREEPV(argv); | |
761 | a = argv; | |
738ab09f AB |
762 | |
763 | while (++mark <= sp) | |
764 | { | |
282fc0b3 Z |
765 | if (*mark) { |
766 | char *arg = savepv(SvPV_nolen_const(*mark)); | |
767 | SAVEFREEPV(arg); | |
768 | *a++ = arg; | |
769 | } else | |
738ab09f AB |
770 | *a++ = ""; |
771 | } | |
772 | *a = NULL; | |
282fc0b3 Z |
773 | if (really) { |
774 | tmps = savepv(SvPV_nolen_const(really)); | |
775 | SAVEFREEPV(tmps); | |
776 | } | |
777 | if ((!really && *argv[0] != '/') || | |
738ab09f AB |
778 | (really && *tmps != '/')) /* will execvp use PATH? */ |
779 | TAINT_ENV(); /* testing IFS here is overkill, probably | |
780 | */ | |
6c47084d JH |
781 | PERL_FPU_PRE_EXEC |
782 | if (really && *tmps) | |
783 | { | |
282fc0b3 | 784 | result = myexecvp(FALSE, tmps, EXEC_ARGV_CAST(argv)); |
6c47084d JH |
785 | } |
786 | else | |
787 | { | |
282fc0b3 | 788 | result = myexecvp(FALSE, argv[0], EXEC_ARGV_CAST(argv)); |
6c47084d JH |
789 | } |
790 | PERL_FPU_POST_EXEC | |
282fc0b3 | 791 | S_exec_failed(aTHX_(really ? tmps : argv[0]), fd, do_report); |
6c47084d JH |
792 | } |
793 | amigaos_post_exec(fd, do_report); | |
282fc0b3 | 794 | LEAVE; |
6c47084d | 795 | return result; |
738ab09f AB |
796 | } |
797 | ||
a83a2cd1 AB |
798 | void *amigaos_system_child(void *userdata) |
799 | { | |
6c47084d JH |
800 | struct Task *parent; |
801 | I32 did_pipes; | |
802 | int pp; | |
803 | I32 value; | |
804 | STRLEN n_a; | |
805 | /* these next are declared by macros else where but I may be | |
806 | * passing modified values here so declare them explictly but | |
807 | * still referred to by macro below */ | |
808 | ||
809 | register SV **sp; | |
810 | register SV **mark; | |
811 | register PerlInterpreter *my_perl; | |
812 | ||
813 | StdioStore store; | |
814 | ||
815 | struct UserData *ud = (struct UserData *)userdata; | |
816 | ||
817 | did_pipes = ud->did_pipes; | |
818 | parent = ud->parent; | |
819 | pp = ud->pp; | |
820 | SP = ud->sp; | |
821 | MARK = ud->mark; | |
822 | my_perl = ud->my_perl; | |
823 | PERL_SET_THX(my_perl); | |
824 | ||
825 | amigaos_stdio_save(aTHX_ & store); | |
826 | ||
827 | if (did_pipes) | |
828 | { | |
829 | // PerlLIO_close(pp[0]); | |
830 | } | |
831 | if (PL_op->op_flags & OPf_STACKED) | |
832 | { | |
833 | SV *really = *++MARK; | |
834 | value = (I32)S_do_amigaos_aexec5(aTHX_ really, MARK, SP, pp, | |
835 | did_pipes); | |
836 | } | |
837 | else if (SP - MARK != 1) | |
838 | { | |
839 | value = (I32)S_do_amigaos_aexec5(aTHX_ NULL, MARK, SP, pp, | |
840 | did_pipes); | |
841 | } | |
842 | else | |
843 | { | |
844 | value = (I32)S_do_amigaos_exec3( | |
845 | aTHX_ SvPVx(sv_mortalcopy(*SP), n_a), pp, did_pipes); | |
846 | } | |
847 | ||
848 | // Forbid(); | |
849 | // Signal(parent, SIGBREAKF_CTRL_F); | |
850 | ||
851 | amigaos_stdio_restore(aTHX_ & store); | |
852 | ||
47718690 | 853 | return (void *)value; |
a83a2cd1 | 854 | } |
738ab09f AB |
855 | |
856 | static BOOL contains_whitespace(char *string) | |
857 | { | |
858 | ||
6c47084d JH |
859 | if (string) |
860 | { | |
861 | ||
862 | if (strchr(string, ' ')) | |
863 | return TRUE; | |
864 | if (strchr(string, '\t')) | |
865 | return TRUE; | |
866 | if (strchr(string, '\n')) | |
867 | return TRUE; | |
868 | if (strchr(string, 0xA0)) | |
869 | return TRUE; | |
870 | if (strchr(string, '"')) | |
871 | return TRUE; | |
872 | } | |
873 | return FALSE; | |
738ab09f AB |
874 | } |
875 | ||
876 | static int no_of_escapes(char *string) | |
877 | { | |
6c47084d JH |
878 | int cnt = 0; |
879 | char *p; | |
880 | for (p = string; p < string + strlen(string); p++) | |
881 | { | |
882 | if (*p == '"') | |
883 | cnt++; | |
884 | if (*p == '*') | |
885 | cnt++; | |
886 | if (*p == '\n') | |
887 | cnt++; | |
888 | if (*p == '\t') | |
889 | cnt++; | |
890 | } | |
891 | return cnt; | |
738ab09f AB |
892 | } |
893 | ||
894 | struct command_data | |
895 | { | |
6c47084d JH |
896 | STRPTR args; |
897 | BPTR seglist; | |
898 | struct Task *parent; | |
738ab09f AB |
899 | }; |
900 | ||
901 | #undef fopen | |
902 | #undef fgetc | |
903 | #undef fgets | |
904 | #undef fclose | |
905 | ||
906 | #define __USE_RUNCOMMAND__ | |
907 | ||
908 | int myexecve(bool isperlthread, | |
909 | const char *filename, | |
910 | char *argv[], | |
911 | char *envp[]) | |
912 | { | |
6c47084d JH |
913 | FILE *fh; |
914 | char buffer[1000]; | |
915 | int size = 0; | |
916 | char **cur; | |
917 | char *interpreter = 0; | |
918 | char *interpreter_args = 0; | |
919 | char *full = 0; | |
920 | char *filename_conv = 0; | |
921 | char *interpreter_conv = 0; | |
922 | // char *tmp = 0; | |
923 | char *fname; | |
924 | // int tmpint; | |
925 | // struct Task *thisTask = IExec->FindTask(0); | |
926 | int result = -1; | |
927 | ||
928 | StdioStore store; | |
929 | ||
930 | pTHX = NULL; | |
931 | ||
932 | if (isperlthread) | |
933 | { | |
934 | aTHX = PERL_GET_THX; | |
935 | /* Save away our stdio */ | |
936 | amigaos_stdio_save(aTHX_ & store); | |
937 | } | |
938 | ||
939 | // adebug("%s %ld %s\n",__FUNCTION__,__LINE__,filename?filename:"NULL"); | |
940 | ||
941 | /* Calculate the size of filename and all args, including spaces and | |
942 | * quotes */ | |
943 | size = 0; // strlen(filename) + 1; | |
944 | for (cur = (char **)argv /* +1 */; *cur; cur++) | |
945 | { | |
946 | size += | |
947 | strlen(*cur) + 1 + | |
948 | (contains_whitespace(*cur) ? (2 + no_of_escapes(*cur)) : 0); | |
949 | } | |
950 | /* Check if it's a script file */ | |
6de23f80 | 951 | IExec->DebugPrintF("%s %ld %08lx %c %c\n",__FILE__,__LINE__,filename,filename[0],filename[1]); |
6c47084d JH |
952 | fh = fopen(filename, "r"); |
953 | if (fh) | |
954 | { | |
955 | if (fgetc(fh) == '#' && fgetc(fh) == '!') | |
956 | { | |
957 | char *p; | |
958 | char *q; | |
959 | fgets(buffer, 999, fh); | |
960 | p = buffer; | |
961 | while (*p == ' ' || *p == '\t') | |
962 | p++; | |
963 | if (buffer[strlen(buffer) - 1] == '\n') | |
964 | buffer[strlen(buffer) - 1] = '\0'; | |
965 | if ((q = strchr(p, ' '))) | |
966 | { | |
967 | *q++ = '\0'; | |
968 | if (*q != '\0') | |
969 | { | |
970 | interpreter_args = mystrdup(q); | |
971 | } | |
972 | } | |
973 | else | |
974 | interpreter_args = mystrdup(""); | |
975 | ||
976 | interpreter = mystrdup(p); | |
977 | size += strlen(interpreter) + 1; | |
978 | size += strlen(interpreter_args) + 1; | |
979 | } | |
980 | ||
981 | fclose(fh); | |
982 | } | |
983 | else | |
984 | { | |
985 | /* We couldn't open this why not? */ | |
986 | if (errno == ENOENT) | |
987 | { | |
988 | /* file didn't exist! */ | |
989 | goto out; | |
990 | } | |
991 | } | |
992 | ||
993 | /* Allocate the command line */ | |
994 | filename_conv = convert_path_u2a(filename); | |
995 | ||
996 | if (filename_conv) | |
997 | size += strlen(filename_conv); | |
998 | size += 1; | |
47718690 | 999 | full = (char *)IExec->AllocVecTags(size + 10, AVT_ClearWithValue, 0 ,TAG_DONE); |
6c47084d JH |
1000 | if (full) |
1001 | { | |
1002 | if (interpreter) | |
1003 | { | |
1004 | interpreter_conv = convert_path_u2a(interpreter); | |
738ab09f AB |
1005 | #if !defined(__USE_RUNCOMMAND__) |
1006 | #warning(using system!) | |
6c47084d JH |
1007 | sprintf(full, "%s %s %s ", interpreter_conv, |
1008 | interpreter_args, filename_conv); | |
738ab09f | 1009 | #else |
6c47084d JH |
1010 | sprintf(full, "%s %s ", interpreter_args, |
1011 | filename_conv); | |
738ab09f | 1012 | #endif |
6c47084d JH |
1013 | IExec->FreeVec(interpreter); |
1014 | IExec->FreeVec(interpreter_args); | |
1015 | ||
1016 | if (filename_conv) | |
1017 | IExec->FreeVec(filename_conv); | |
1018 | fname = mystrdup(interpreter_conv); | |
1019 | ||
1020 | if (interpreter_conv) | |
1021 | IExec->FreeVec(interpreter_conv); | |
1022 | } | |
1023 | else | |
1024 | { | |
738ab09f | 1025 | #ifndef __USE_RUNCOMMAND__ |
6c47084d | 1026 | sprintf(full, "%s ", filename_conv); |
738ab09f | 1027 | #else |
6c47084d | 1028 | sprintf(full, ""); |
738ab09f | 1029 | #endif |
6c47084d JH |
1030 | fname = mystrdup(filename_conv); |
1031 | if (filename_conv) | |
1032 | IExec->FreeVec(filename_conv); | |
1033 | } | |
1034 | ||
1035 | for (cur = (char **)(argv + 1); *cur != 0; cur++) | |
1036 | { | |
1037 | if (contains_whitespace(*cur)) | |
1038 | { | |
1039 | int esc = no_of_escapes(*cur); | |
1040 | ||
1041 | if (esc > 0) | |
1042 | { | |
47718690 | 1043 | char *buff = (char *)IExec->AllocVecTags( |
6c47084d | 1044 | strlen(*cur) + 4 + esc, |
47718690 AB |
1045 | AVT_ClearWithValue,0, |
1046 | TAG_DONE); | |
6c47084d JH |
1047 | char *p = *cur; |
1048 | char *q = buff; | |
1049 | ||
1050 | *q++ = '"'; | |
1051 | while (*p != '\0') | |
1052 | { | |
1053 | ||
1054 | if (*p == '\n') | |
1055 | { | |
1056 | *q++ = '*'; | |
1057 | *q++ = 'N'; | |
1058 | p++; | |
1059 | continue; | |
1060 | } | |
1061 | else if (*p == '"') | |
1062 | { | |
1063 | *q++ = '*'; | |
1064 | *q++ = '"'; | |
1065 | p++; | |
1066 | continue; | |
1067 | } | |
1068 | else if (*p == '*') | |
1069 | { | |
1070 | *q++ = '*'; | |
1071 | } | |
1072 | *q++ = *p++; | |
1073 | } | |
1074 | *q++ = '"'; | |
1075 | *q++ = ' '; | |
1076 | *q = '\0'; | |
1077 | strcat(full, buff); | |
1078 | IExec->FreeVec(buff); | |
1079 | } | |
1080 | else | |
1081 | { | |
1082 | strcat(full, "\""); | |
1083 | strcat(full, *cur); | |
1084 | strcat(full, "\" "); | |
1085 | } | |
1086 | } | |
1087 | else | |
1088 | { | |
1089 | strcat(full, *cur); | |
1090 | strcat(full, " "); | |
1091 | } | |
1092 | } | |
1093 | strcat(full, "\n"); | |
738ab09f AB |
1094 | |
1095 | // if(envp) | |
1096 | // createvars(envp); | |
1097 | ||
1098 | #ifndef __USE_RUNCOMMAND__ | |
6c47084d JH |
1099 | result = IDOS->SystemTags( |
1100 | full, SYS_UserShell, TRUE, NP_StackSize, | |
1101 | ((struct Process *)thisTask)->pr_StackSize, SYS_Input, | |
1102 | ((struct Process *)thisTask)->pr_CIS, SYS_Output, | |
1103 | ((struct Process *)thisTask)->pr_COS, SYS_Error, | |
1104 | ((struct Process *)thisTask)->pr_CES, TAG_DONE); | |
738ab09f AB |
1105 | #else |
1106 | ||
6c47084d JH |
1107 | if (fname) |
1108 | { | |
1109 | BPTR seglist = IDOS->LoadSeg(fname); | |
1110 | if (seglist) | |
1111 | { | |
1112 | /* check if we have an executable! */ | |
1113 | struct PseudoSegList *ps = NULL; | |
1114 | if (!IDOS->GetSegListInfoTags( | |
1115 | seglist, GSLI_Native, &ps, TAG_DONE)) | |
1116 | { | |
1117 | IDOS->GetSegListInfoTags( | |
1118 | seglist, GSLI_68KPS, &ps, TAG_DONE); | |
1119 | } | |
1120 | if (ps != NULL) | |
1121 | { | |
1122 | // adebug("%s %ld %s | |
1123 | // %s\n",__FUNCTION__,__LINE__,fname,full); | |
1124 | IDOS->SetCliProgramName(fname); | |
1125 | // result=RunCommand(seglist,8*1024,full,strlen(full)); | |
1126 | // result=myruncommand(seglist,8*1024,full,strlen(full),envp); | |
1127 | result = myruncommand(seglist, 8 * 1024, | |
1128 | full, -1, envp); | |
1129 | errno = 0; | |
1130 | } | |
1131 | else | |
1132 | { | |
1133 | errno = ENOEXEC; | |
1134 | } | |
1135 | IDOS->UnLoadSeg(seglist); | |
1136 | } | |
1137 | else | |
1138 | { | |
1139 | errno = ENOEXEC; | |
1140 | } | |
1141 | IExec->FreeVec(fname); | |
1142 | } | |
738ab09f AB |
1143 | |
1144 | #endif /* USE_RUNCOMMAND */ | |
1145 | ||
6c47084d JH |
1146 | IExec->FreeVec(full); |
1147 | if (errno == ENOEXEC) | |
1148 | { | |
1149 | result = -1; | |
1150 | } | |
1151 | goto out; | |
1152 | } | |
738ab09f | 1153 | |
6c47084d JH |
1154 | if (interpreter) |
1155 | IExec->FreeVec(interpreter); | |
1156 | if (filename_conv) | |
1157 | IExec->FreeVec(filename_conv); | |
738ab09f | 1158 | |
6c47084d | 1159 | errno = ENOMEM; |
738ab09f AB |
1160 | |
1161 | out: | |
6c47084d JH |
1162 | if (isperlthread) |
1163 | { | |
1164 | amigaos_stdio_restore(aTHX_ & store); | |
1165 | STATUS_NATIVE_CHILD_SET(result); | |
1166 | PL_exit_flags |= PERL_EXIT_EXPECTED; | |
1167 | if (result != -1) | |
1168 | my_exit(result); | |
1169 | } | |
1170 | return (result); | |
738ab09f | 1171 | } |