Commit | Line | Data |
4633a7c4 |
1 | #define INCL_DOS |
2 | #define INCL_NOPM |
7a2f0d5b |
3 | #define INCL_DOSFILEMGR |
760ac839 |
4 | #define INCL_DOSMEMMGR |
5 | #define INCL_DOSERRORS |
4633a7c4 |
6 | #include <os2.h> |
7 | |
8 | /* |
9 | * Various Unix compatibility functions for OS/2 |
10 | */ |
11 | |
12 | #include <stdio.h> |
13 | #include <errno.h> |
14 | #include <limits.h> |
15 | #include <process.h> |
16 | |
17 | #include "EXTERN.h" |
18 | #include "perl.h" |
19 | |
20 | /*****************************************************************************/ |
21 | /* priorities */ |
6f064249 |
22 | static signed char priors[] = {0, 1, 3, 2}; /* Last two interchanged, |
23 | self inverse. */ |
24 | #define QSS_INI_BUFFER 1024 |
4633a7c4 |
25 | |
6f064249 |
26 | PQTOPLEVEL |
27 | get_sysinfo(ULONG pid, ULONG flags) |
4633a7c4 |
28 | { |
6f064249 |
29 | char *pbuffer; |
30 | ULONG rc, buf_len = QSS_INI_BUFFER; |
31 | |
32 | New(1022, pbuffer, buf_len, char); |
33 | /* QSS_PROCESS | QSS_MODULE | QSS_SEMAPHORES | QSS_SHARED */ |
34 | rc = QuerySysState(flags, pid, pbuffer, buf_len); |
35 | while (rc == ERROR_BUFFER_OVERFLOW) { |
36 | Renew(pbuffer, buf_len *= 2, char); |
37 | rc = QuerySysState(QSS_PROCESS, pid, pbuffer, buf_len); |
38 | } |
39 | if (rc) { |
40 | FillOSError(rc); |
41 | Safefree(pbuffer); |
42 | return 0; |
43 | } |
44 | return (PQTOPLEVEL)pbuffer; |
45 | } |
46 | |
47 | #define PRIO_ERR 0x1111 |
48 | |
49 | static ULONG |
50 | sys_prio(pid) |
51 | { |
52 | ULONG prio; |
53 | PQTOPLEVEL psi; |
54 | |
55 | psi = get_sysinfo(pid, QSS_PROCESS); |
56 | if (!psi) { |
57 | return PRIO_ERR; |
58 | } |
59 | if (pid != psi->procdata->pid) { |
60 | Safefree(psi); |
61 | croak("panic: wrong pid in sysinfo"); |
62 | } |
63 | prio = psi->procdata->threads->priority; |
64 | Safefree(psi); |
65 | return prio; |
66 | } |
67 | |
68 | int |
69 | setpriority(int which, int pid, int val) |
70 | { |
71 | ULONG rc, prio; |
72 | PQTOPLEVEL psi; |
73 | |
74 | prio = sys_prio(pid); |
75 | |
76 | if (priors[(32 - val) >> 5] + 1 == (prio >> 8)) { |
77 | /* Do not change class. */ |
78 | return CheckOSError(DosSetPriority((pid < 0) |
79 | ? PRTYS_PROCESSTREE : PRTYS_PROCESS, |
80 | 0, |
81 | (32 - val) % 32 - (prio & 0xFF), |
82 | abs(pid))) |
83 | ? -1 : 0; |
84 | } else /* if ((32 - val) % 32 == (prio & 0xFF)) */ { |
85 | /* Documentation claims one can change both class and basevalue, |
86 | * but I find it wrong. */ |
87 | /* Change class, but since delta == 0 denotes absolute 0, correct. */ |
88 | if (CheckOSError(DosSetPriority((pid < 0) |
89 | ? PRTYS_PROCESSTREE : PRTYS_PROCESS, |
90 | priors[(32 - val) >> 5] + 1, |
91 | 0, |
92 | abs(pid)))) |
93 | return -1; |
94 | if ( ((32 - val) % 32) == 0 ) return 0; |
95 | return CheckOSError(DosSetPriority((pid < 0) |
96 | ? PRTYS_PROCESSTREE : PRTYS_PROCESS, |
97 | 0, |
98 | (32 - val) % 32, |
99 | abs(pid))) |
100 | ? -1 : 0; |
101 | } |
102 | /* else return CheckOSError(DosSetPriority((pid < 0) */ |
103 | /* ? PRTYS_PROCESSTREE : PRTYS_PROCESS, */ |
104 | /* priors[(32 - val) >> 5] + 1, */ |
105 | /* (32 - val) % 32 - (prio & 0xFF), */ |
106 | /* abs(pid))) */ |
107 | /* ? -1 : 0; */ |
4633a7c4 |
108 | } |
109 | |
6f064249 |
110 | int |
111 | getpriority(int which /* ignored */, int pid) |
4633a7c4 |
112 | { |
113 | TIB *tib; |
114 | PIB *pib; |
6f064249 |
115 | ULONG rc, ret; |
116 | |
117 | /* DosGetInfoBlocks has old priority! */ |
118 | /* if (CheckOSError(DosGetInfoBlocks(&tib, &pib))) return -1; */ |
119 | /* if (pid != pib->pib_ulpid) { */ |
120 | ret = sys_prio(pid); |
121 | if (ret == PRIO_ERR) { |
122 | return -1; |
123 | } |
124 | /* } else */ |
125 | /* ret = tib->tib_ptib2->tib2_ulpri; */ |
126 | return (1 - priors[((ret >> 8) - 1)])*32 - (ret & 0xFF); |
4633a7c4 |
127 | } |
128 | |
129 | /*****************************************************************************/ |
130 | /* spawn */ |
131 | |
132 | static int |
133 | result(int flag, int pid) |
134 | { |
135 | int r, status; |
136 | Signal_t (*ihand)(); /* place to save signal during system() */ |
137 | Signal_t (*qhand)(); /* place to save signal during system() */ |
760ac839 |
138 | #ifndef __EMX__ |
139 | RESULTCODES res; |
140 | int rpid; |
141 | #endif |
4633a7c4 |
142 | |
760ac839 |
143 | if (pid < 0 || flag != 0) |
4633a7c4 |
144 | return pid; |
145 | |
760ac839 |
146 | #ifdef __EMX__ |
4633a7c4 |
147 | ihand = signal(SIGINT, SIG_IGN); |
148 | qhand = signal(SIGQUIT, SIG_IGN); |
c0c09dfd |
149 | do { |
150 | r = wait4pid(pid, &status, 0); |
151 | } while (r == -1 && errno == EINTR); |
4633a7c4 |
152 | signal(SIGINT, ihand); |
153 | signal(SIGQUIT, qhand); |
154 | |
155 | statusvalue = (U16)status; |
156 | if (r < 0) |
157 | return -1; |
158 | return status & 0xFFFF; |
760ac839 |
159 | #else |
160 | ihand = signal(SIGINT, SIG_IGN); |
161 | r = DosWaitChild(DCWA_PROCESS, DCWW_WAIT, &res, &rpid, pid); |
162 | signal(SIGINT, ihand); |
163 | statusvalue = res.codeResult << 8 | res.codeTerminate; |
164 | if (r) |
165 | return -1; |
166 | return statusvalue; |
167 | #endif |
4633a7c4 |
168 | } |
169 | |
170 | int |
171 | do_aspawn(really,mark,sp) |
172 | SV *really; |
173 | register SV **mark; |
174 | register SV **sp; |
175 | { |
176 | register char **a; |
177 | char *tmps; |
178 | int rc; |
179 | int flag = P_WAIT, trueflag; |
180 | |
181 | if (sp > mark) { |
182 | New(401,Argv, sp - mark + 1, char*); |
183 | a = Argv; |
184 | |
760ac839 |
185 | if (mark < sp && SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) { |
4633a7c4 |
186 | ++mark; |
187 | flag = SvIVx(*mark); |
188 | } |
189 | |
190 | while (++mark <= sp) { |
191 | if (*mark) |
192 | *a++ = SvPVx(*mark, na); |
193 | else |
194 | *a++ = ""; |
195 | } |
196 | *a = Nullch; |
197 | |
198 | trueflag = flag; |
199 | if (flag == P_WAIT) |
200 | flag = P_NOWAIT; |
201 | |
760ac839 |
202 | if (*Argv[0] != '/' && *Argv[0] != '\\' |
203 | && !(*Argv[0] && *Argv[1] == ':' |
204 | && (*Argv[2] == '/' || *Argv[2] != '\\')) |
205 | ) /* will swawnvp use PATH? */ |
c0c09dfd |
206 | TAINT_ENV(); /* testing IFS here is overkill, probably */ |
760ac839 |
207 | /* We should check PERL_SH* and PERLLIB_* as well? */ |
4633a7c4 |
208 | if (really && *(tmps = SvPV(really, na))) |
209 | rc = result(trueflag, spawnvp(flag,tmps,Argv)); |
210 | else |
211 | rc = result(trueflag, spawnvp(flag,Argv[0],Argv)); |
212 | |
213 | if (rc < 0 && dowarn) |
214 | warn("Can't spawn \"%s\": %s", Argv[0], Strerror(errno)); |
c0c09dfd |
215 | if (rc < 0) rc = 255 << 8; /* Emulate the fork(). */ |
4633a7c4 |
216 | } else |
217 | rc = -1; |
218 | do_execfree(); |
219 | return rc; |
220 | } |
221 | |
760ac839 |
222 | #define EXECF_SPAWN 0 |
223 | #define EXECF_EXEC 1 |
224 | #define EXECF_TRUEEXEC 2 |
225 | |
4633a7c4 |
226 | int |
760ac839 |
227 | do_spawn2(cmd, execf) |
4633a7c4 |
228 | char *cmd; |
760ac839 |
229 | int execf; |
4633a7c4 |
230 | { |
231 | register char **a; |
232 | register char *s; |
233 | char flags[10]; |
234 | char *shell, *copt; |
235 | int rc; |
236 | |
c0c09dfd |
237 | #ifdef TRYSHELL |
238 | if ((shell = getenv("EMXSHELL")) != NULL) |
239 | copt = "-c"; |
240 | else if ((shell = getenv("SHELL")) != NULL) |
4633a7c4 |
241 | copt = "-c"; |
242 | else if ((shell = getenv("COMSPEC")) != NULL) |
243 | copt = "/C"; |
244 | else |
245 | shell = "cmd.exe"; |
c0c09dfd |
246 | #else |
247 | /* Consensus on perl5-porters is that it is _very_ important to |
248 | have a shell which will not change between computers with the |
249 | same architecture, to avoid "action on a distance". |
250 | And to have simple build, this shell should be sh. */ |
6f064249 |
251 | shell = SH_PATH; |
c0c09dfd |
252 | copt = "-c"; |
253 | #endif |
254 | |
255 | while (*cmd && isSPACE(*cmd)) |
256 | cmd++; |
4633a7c4 |
257 | |
258 | /* save an extra exec if possible */ |
259 | /* see if there are shell metacharacters in it */ |
260 | |
c0c09dfd |
261 | if (*cmd == '.' && isSPACE(cmd[1])) |
262 | goto doshell; |
263 | |
264 | if (strnEQ(cmd,"exec",4) && isSPACE(cmd[4])) |
265 | goto doshell; |
266 | |
267 | for (s = cmd; *s && isALPHA(*s); s++) ; /* catch VAR=val gizmo */ |
268 | if (*s == '=') |
269 | goto doshell; |
270 | |
4633a7c4 |
271 | for (s = cmd; *s; s++) { |
c0c09dfd |
272 | if (*s != ' ' && !isALPHA(*s) && strchr("$&*(){}[]'\";\\|?<>~`\n",*s)) { |
4633a7c4 |
273 | if (*s == '\n' && !s[1]) { |
274 | *s = '\0'; |
275 | break; |
276 | } |
c0c09dfd |
277 | doshell: |
760ac839 |
278 | if (execf == EXECF_TRUEEXEC) |
279 | return execl(shell,shell,copt,cmd,(char*)0); |
280 | else if (execf == EXECF_EXEC) |
281 | return spawnl(P_OVERLAY,shell,shell,copt,cmd,(char*)0); |
282 | /* In the ak code internal P_NOWAIT is P_WAIT ??? */ |
c0c09dfd |
283 | rc = result(P_WAIT, |
760ac839 |
284 | spawnl(P_NOWAIT,shell,shell,copt,cmd,(char*)0)); |
c0c09dfd |
285 | if (rc < 0 && dowarn) |
760ac839 |
286 | warn("Can't %s \"%s\": %s", |
287 | (execf == EXECF_SPAWN ? "spawn" : "exec"), |
288 | shell, Strerror(errno)); |
c0c09dfd |
289 | if (rc < 0) rc = 255 << 8; /* Emulate the fork(). */ |
290 | return rc; |
4633a7c4 |
291 | } |
292 | } |
c0c09dfd |
293 | |
4633a7c4 |
294 | New(402,Argv, (s - cmd) / 2 + 2, char*); |
295 | Cmd = savepvn(cmd, s-cmd); |
296 | a = Argv; |
297 | for (s = Cmd; *s;) { |
298 | while (*s && isSPACE(*s)) s++; |
299 | if (*s) |
300 | *(a++) = s; |
301 | while (*s && !isSPACE(*s)) s++; |
302 | if (*s) |
303 | *s++ = '\0'; |
304 | } |
305 | *a = Nullch; |
306 | if (Argv[0]) { |
760ac839 |
307 | if (execf == EXECF_TRUEEXEC) |
308 | rc = execvp(Argv[0],Argv); |
309 | else if (execf == EXECF_EXEC) |
310 | rc = spawnvp(P_OVERLAY,Argv[0],Argv); |
311 | else |
312 | rc = result(P_WAIT, spawnvp(P_NOWAIT,Argv[0],Argv)); |
4633a7c4 |
313 | if (rc < 0 && dowarn) |
760ac839 |
314 | warn("Can't %s \"%s\": %s", |
315 | (execf == EXECF_SPAWN ? "spawn" : "exec"), |
316 | Argv[0], Strerror(errno)); |
c0c09dfd |
317 | if (rc < 0) rc = 255 << 8; /* Emulate the fork(). */ |
4633a7c4 |
318 | } else |
319 | rc = -1; |
320 | do_execfree(); |
321 | return rc; |
322 | } |
323 | |
760ac839 |
324 | int |
325 | do_spawn(cmd) |
326 | char *cmd; |
327 | { |
328 | return do_spawn2(cmd, EXECF_SPAWN); |
329 | } |
330 | |
331 | bool |
332 | do_exec(cmd) |
333 | char *cmd; |
334 | { |
335 | return do_spawn2(cmd, EXECF_EXEC); |
336 | } |
337 | |
338 | bool |
339 | os2exec(cmd) |
340 | char *cmd; |
341 | { |
342 | return do_spawn2(cmd, EXECF_TRUEEXEC); |
343 | } |
344 | |
6f064249 |
345 | #ifndef HAS_FORK |
c0c09dfd |
346 | FILE * |
347 | my_popen(cmd,mode) |
348 | char *cmd; |
349 | char *mode; |
350 | { |
760ac839 |
351 | #ifdef TRYSHELL |
352 | return popen(cmd, mode); |
353 | #else |
c0c09dfd |
354 | char *shell = getenv("EMXSHELL"); |
355 | FILE *res; |
356 | |
6f064249 |
357 | my_setenv("EMXSHELL", SH_PATH); |
c0c09dfd |
358 | res = popen(cmd, mode); |
359 | my_setenv("EMXSHELL", shell); |
360 | return res; |
760ac839 |
361 | #endif |
c0c09dfd |
362 | } |
6f064249 |
363 | #endif |
c0c09dfd |
364 | |
4633a7c4 |
365 | /*****************************************************************************/ |
366 | |
367 | #ifndef HAS_FORK |
368 | int |
369 | fork(void) |
370 | { |
371 | die(no_func, "Unsupported function fork"); |
372 | errno = EINVAL; |
373 | return -1; |
374 | } |
375 | #endif |
376 | |
377 | /*****************************************************************************/ |
378 | /* not implemented in EMX 0.9a */ |
379 | |
380 | void * ctermid(x) { return 0; } |
eacfb5f1 |
381 | |
382 | #ifdef MYTTYNAME /* was not in emx0.9a */ |
4633a7c4 |
383 | void * ttyname(x) { return 0; } |
eacfb5f1 |
384 | #endif |
4633a7c4 |
385 | |
760ac839 |
386 | /*****************************************************************************/ |
387 | /* my socket forwarders - EMX lib only provides static forwarders */ |
388 | |
389 | static HMODULE htcp = 0; |
390 | |
391 | static void * |
392 | tcp0(char *name) |
393 | { |
394 | static BYTE buf[20]; |
395 | PFN fcn; |
396 | if (!htcp) |
397 | DosLoadModule(buf, sizeof buf, "tcp32dll", &htcp); |
398 | if (htcp && DosQueryProcAddr(htcp, 0, name, &fcn) == 0) |
399 | return (void *) ((void * (*)(void)) fcn) (); |
400 | return 0; |
401 | } |
402 | |
403 | static void |
404 | tcp1(char *name, int arg) |
405 | { |
406 | static BYTE buf[20]; |
407 | PFN fcn; |
408 | if (!htcp) |
409 | DosLoadModule(buf, sizeof buf, "tcp32dll", &htcp); |
410 | if (htcp && DosQueryProcAddr(htcp, 0, name, &fcn) == 0) |
411 | ((void (*)(int)) fcn) (arg); |
412 | } |
413 | |
414 | void * gethostent() { return tcp0("GETHOSTENT"); } |
415 | void * getnetent() { return tcp0("GETNETENT"); } |
416 | void * getprotoent() { return tcp0("GETPROTOENT"); } |
417 | void * getservent() { return tcp0("GETSERVENT"); } |
418 | void sethostent(x) { tcp1("SETHOSTENT", x); } |
419 | void setnetent(x) { tcp1("SETNETENT", x); } |
420 | void setprotoent(x) { tcp1("SETPROTOENT", x); } |
421 | void setservent(x) { tcp1("SETSERVENT", x); } |
422 | void endhostent() { tcp0("ENDHOSTENT"); } |
423 | void endnetent() { tcp0("ENDNETENT"); } |
424 | void endprotoent() { tcp0("ENDPROTOENT"); } |
425 | void endservent() { tcp0("ENDSERVENT"); } |
426 | |
427 | /*****************************************************************************/ |
428 | /* not implemented in C Set++ */ |
429 | |
430 | #ifndef __EMX__ |
431 | int setuid(x) { errno = EINVAL; return -1; } |
432 | int setgid(x) { errno = EINVAL; return -1; } |
433 | #endif |
4633a7c4 |
434 | |
435 | /*****************************************************************************/ |
436 | /* stat() hack for char/block device */ |
437 | |
438 | #if OS2_STAT_HACK |
439 | |
440 | /* First attempt used DosQueryFSAttach which crashed the system when |
441 | used with 5.001. Now just look for /dev/. */ |
442 | |
443 | int |
444 | os2_stat(char *name, struct stat *st) |
445 | { |
446 | static int ino = SHRT_MAX; |
447 | |
448 | if (stricmp(name, "/dev/con") != 0 |
449 | && stricmp(name, "/dev/tty") != 0) |
450 | return stat(name, st); |
451 | |
452 | memset(st, 0, sizeof *st); |
453 | st->st_mode = S_IFCHR|0666; |
454 | st->st_ino = (ino-- & 0x7FFF); |
455 | st->st_nlink = 1; |
456 | return 0; |
457 | } |
458 | |
459 | #endif |
c0c09dfd |
460 | |
760ac839 |
461 | #ifdef USE_PERL_SBRK |
c0c09dfd |
462 | |
760ac839 |
463 | /* SBRK() emulation, mostly moved to malloc.c. */ |
c0c09dfd |
464 | |
465 | void * |
760ac839 |
466 | sys_alloc(int size) { |
467 | void *got; |
468 | APIRET rc = DosAllocMem(&got, size, PAG_COMMIT | PAG_WRITE); |
469 | |
c0c09dfd |
470 | if (rc == ERROR_NOT_ENOUGH_MEMORY) { |
471 | return (void *) -1; |
472 | } else if ( rc ) die("Got an error from DosAllocMem: %li", (long)rc); |
760ac839 |
473 | return got; |
c0c09dfd |
474 | } |
760ac839 |
475 | |
476 | #endif /* USE_PERL_SBRK */ |
c0c09dfd |
477 | |
478 | /* tmp path */ |
479 | |
480 | char *tmppath = TMPPATH1; |
481 | |
482 | void |
483 | settmppath() |
484 | { |
485 | char *p = getenv("TMP"), *tpath; |
486 | int len; |
487 | |
488 | if (!p) p = getenv("TEMP"); |
489 | if (!p) return; |
490 | len = strlen(p); |
491 | tpath = (char *)malloc(len + strlen(TMPPATH1) + 2); |
492 | strcpy(tpath, p); |
493 | tpath[len] = '/'; |
494 | strcpy(tpath + len + 1, TMPPATH1); |
495 | tmppath = tpath; |
496 | } |
7a2f0d5b |
497 | |
498 | #include "XSUB.h" |
499 | |
500 | XS(XS_File__Copy_syscopy) |
501 | { |
502 | dXSARGS; |
503 | if (items < 2 || items > 3) |
504 | croak("Usage: File::Copy::syscopy(src,dst,flag=0)"); |
505 | { |
506 | char * src = (char *)SvPV(ST(0),na); |
507 | char * dst = (char *)SvPV(ST(1),na); |
508 | U32 flag; |
509 | int RETVAL, rc; |
510 | |
511 | if (items < 3) |
512 | flag = 0; |
513 | else { |
514 | flag = (unsigned long)SvIV(ST(2)); |
515 | } |
516 | |
6f064249 |
517 | RETVAL = !CheckOSError(DosCopy(src, dst, flag)); |
7a2f0d5b |
518 | ST(0) = sv_newmortal(); |
519 | sv_setiv(ST(0), (IV)RETVAL); |
520 | } |
521 | XSRETURN(1); |
522 | } |
523 | |
6f064249 |
524 | char * |
525 | mod2fname(sv) |
526 | SV *sv; |
527 | { |
528 | static char fname[9]; |
760ac839 |
529 | int pos = 6, len, avlen; |
530 | unsigned int sum = 0; |
6f064249 |
531 | AV *av; |
532 | SV *svp; |
533 | char *s; |
534 | |
535 | if (!SvROK(sv)) croak("Not a reference given to mod2fname"); |
536 | sv = SvRV(sv); |
537 | if (SvTYPE(sv) != SVt_PVAV) |
538 | croak("Not array reference given to mod2fname"); |
760ac839 |
539 | |
540 | avlen = av_len((AV*)sv); |
541 | if (avlen < 0) |
6f064249 |
542 | croak("Empty array reference given to mod2fname"); |
760ac839 |
543 | |
544 | s = SvPV(*av_fetch((AV*)sv, avlen, FALSE), na); |
6f064249 |
545 | strncpy(fname, s, 8); |
760ac839 |
546 | len = strlen(s); |
547 | if (len < 6) pos = len; |
548 | while (*s) { |
549 | sum = 33 * sum + *(s++); /* Checksumming first chars to |
550 | * get the capitalization into c.s. */ |
551 | } |
552 | avlen --; |
553 | while (avlen >= 0) { |
554 | s = SvPV(*av_fetch((AV*)sv, avlen, FALSE), na); |
555 | while (*s) { |
556 | sum = 33 * sum + *(s++); /* 7 is primitive mod 13. */ |
557 | } |
558 | avlen --; |
559 | } |
560 | fname[pos] = 'A' + (sum % 26); |
561 | fname[pos + 1] = 'A' + (sum / 26 % 26); |
562 | fname[pos + 2] = '\0'; |
6f064249 |
563 | return (char *)fname; |
564 | } |
565 | |
566 | XS(XS_DynaLoader_mod2fname) |
567 | { |
568 | dXSARGS; |
569 | if (items != 1) |
570 | croak("Usage: DynaLoader::mod2fname(sv)"); |
571 | { |
572 | SV * sv = ST(0); |
573 | char * RETVAL; |
574 | |
575 | RETVAL = mod2fname(sv); |
576 | ST(0) = sv_newmortal(); |
577 | sv_setpv((SV*)ST(0), RETVAL); |
578 | } |
579 | XSRETURN(1); |
580 | } |
581 | |
582 | char * |
583 | os2error(int rc) |
584 | { |
585 | static char buf[300]; |
586 | ULONG len; |
587 | |
588 | if (rc == 0) |
589 | return NULL; |
590 | if (DosGetMessage(NULL, 0, buf, sizeof buf - 1, rc, "OSO001.MSG", &len)) |
591 | sprintf(buf, "OS/2 system error code %d=0x%x", rc, rc); |
592 | else |
593 | buf[len] = '\0'; |
594 | return buf; |
595 | } |
596 | |
7a2f0d5b |
597 | OS2_Perl_data_t OS2_Perl_data; |
598 | |
599 | int |
600 | Xs_OS2_init() |
601 | { |
602 | char *file = __FILE__; |
603 | { |
6f064249 |
604 | GV *gv; |
605 | |
7a2f0d5b |
606 | newXS("File::Copy::syscopy", XS_File__Copy_syscopy, file); |
6f064249 |
607 | newXS("DynaLoader::mod2fname", XS_DynaLoader_mod2fname, file); |
6f064249 |
608 | gv = gv_fetchpv("OS2::is_aout", TRUE, SVt_PV); |
609 | GvMULTI_on(gv); |
760ac839 |
610 | #ifdef PERL_IS_AOUT |
6f064249 |
611 | sv_setiv(GvSV(gv), 1); |
612 | #endif |
7a2f0d5b |
613 | } |
614 | } |
615 | |
616 | void |
617 | Perl_OS2_init() |
618 | { |
6f064249 |
619 | char *shell; |
620 | |
7a2f0d5b |
621 | settmppath(); |
622 | OS2_Perl_data.xs_init = &Xs_OS2_init; |
6f064249 |
623 | if ( (shell = getenv("PERL_SH_DRIVE")) ) { |
624 | sh_path[0] = shell[0]; |
760ac839 |
625 | } else if ( (shell = getenv("PERL_SH_DIR")) ) { |
626 | int l = strlen(shell); |
627 | if (shell[l-1] == '/' || shell[l-1] == '\\') { |
628 | l--; |
629 | } |
630 | if (l > STATIC_FILE_LENGTH - 7) { |
631 | die("PERL_SH_DIR too long"); |
632 | } |
633 | strncpy(sh_path, shell, l); |
634 | strcpy(sh_path + l, "/sh.exe"); |
6f064249 |
635 | } |
7a2f0d5b |
636 | } |
6f064249 |
637 | |
760ac839 |
638 | char sh_path[STATIC_FILE_LENGTH+1] = BIN_SH; |
639 | |
640 | char * |
641 | perllib_mangle(char *s, unsigned int l) |
642 | { |
643 | static char *newp, *oldp; |
644 | static int newl, oldl, notfound; |
645 | static char ret[STATIC_FILE_LENGTH+1]; |
646 | |
647 | if (!newp && !notfound) { |
648 | newp = getenv("PERLLIB_PREFIX"); |
649 | if (newp) { |
650 | oldp = newp; |
651 | while (*newp && !isSPACE(*newp)) { |
652 | newp++; oldl++; /* Skip digits. */ |
653 | } |
654 | while (*newp && (isSPACE(*newp) || *newp == ';')) { |
655 | newp++; /* Skip whitespace. */ |
656 | } |
657 | newl = strlen(newp); |
658 | if (newl == 0 || oldl == 0) { |
659 | die("Malformed PERLLIB_PREFIX"); |
660 | } |
661 | } else { |
662 | notfound = 1; |
663 | } |
664 | } |
665 | if (!newp) { |
666 | return s; |
667 | } |
668 | if (l == 0) { |
669 | l = strlen(s); |
670 | } |
671 | if (l <= oldl || strnicmp(oldp, s, oldl) != 0) { |
672 | return s; |
673 | } |
674 | if (l + newl - oldl > STATIC_FILE_LENGTH || newl > STATIC_FILE_LENGTH) { |
675 | die("Malformed PERLLIB_PREFIX"); |
676 | } |
677 | strncpy(ret, newp, newl); |
678 | strncpy(ret + newl, s + oldl, l - oldl); |
679 | return ret; |
680 | } |
6f064249 |
681 | |
682 | extern void dlopen(); |
683 | void *fakedl = &dlopen; /* Pull in dynaloading part. */ |