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1 | ################################################################################ |
2 | ## |
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3 | ## $Revision: 41 $ |
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4 | ## $Author: mhx $ |
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5 | ## $Date: 2007/08/20 18:33:10 +0200 $ |
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6 | ## |
7 | ################################################################################ |
8 | ## |
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9 | ## Version 3.x, Copyright (C) 2004-2007, Marcus Holland-Moritz. |
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10 | ## Version 2.x, Copyright (C) 2001, Paul Marquess. |
11 | ## Version 1.x, Copyright (C) 1999, Kenneth Albanowski. |
12 | ## |
13 | ## This program is free software; you can redistribute it and/or |
14 | ## modify it under the same terms as Perl itself. |
15 | ## |
16 | ################################################################################ |
17 | |
18 | =provides |
19 | |
20 | __UNDEFINED__ |
21 | PERL_UNUSED_DECL |
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22 | PERL_UNUSED_ARG |
23 | PERL_UNUSED_VAR |
24 | PERL_UNUSED_CONTEXT |
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25 | PERL_GCC_BRACE_GROUPS_FORBIDDEN |
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26 | PERL_USE_GCC_BRACE_GROUPS |
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27 | NVTYPE |
28 | INT2PTR |
29 | PTRV |
30 | NUM2PTR |
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31 | PERL_HASH |
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32 | PTR2IV |
33 | PTR2UV |
34 | PTR2NV |
35 | PTR2ul |
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36 | START_EXTERN_C |
37 | END_EXTERN_C |
38 | EXTERN_C |
39 | STMT_START |
40 | STMT_END |
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41 | UTF8_MAXBYTES |
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42 | XSRETURN |
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43 | |
44 | =implementation |
45 | |
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46 | #ifndef PERL_UNUSED_DECL |
47 | # ifdef HASATTRIBUTE |
48 | # if (defined(__GNUC__) && defined(__cplusplus)) || defined(__INTEL_COMPILER) |
49 | # define PERL_UNUSED_DECL |
50 | # else |
51 | # define PERL_UNUSED_DECL __attribute__((unused)) |
52 | # endif |
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53 | # else |
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54 | # define PERL_UNUSED_DECL |
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55 | # endif |
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56 | #endif |
57 | |
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58 | #ifndef PERL_UNUSED_ARG |
59 | # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */ |
60 | # include <note.h> |
61 | # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x)) |
62 | # else |
63 | # define PERL_UNUSED_ARG(x) ((void)x) |
64 | # endif |
65 | #endif |
66 | |
67 | #ifndef PERL_UNUSED_VAR |
68 | # define PERL_UNUSED_VAR(x) ((void)x) |
69 | #endif |
70 | |
71 | #ifndef PERL_UNUSED_CONTEXT |
72 | # ifdef USE_ITHREADS |
73 | # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl) |
74 | # else |
75 | # define PERL_UNUSED_CONTEXT |
76 | # endif |
77 | #endif |
78 | |
79 | __UNDEFINED__ NOOP /*EMPTY*/(void)0 |
80 | __UNDEFINED__ dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL |
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81 | |
82 | #ifndef NVTYPE |
83 | # if defined(USE_LONG_DOUBLE) && defined(HAS_LONG_DOUBLE) |
84 | # define NVTYPE long double |
85 | # else |
86 | # define NVTYPE double |
87 | # endif |
88 | typedef NVTYPE NV; |
89 | #endif |
90 | |
91 | #ifndef INT2PTR |
92 | |
93 | # if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE) |
94 | # define PTRV UV |
95 | # define INT2PTR(any,d) (any)(d) |
96 | # else |
97 | # if PTRSIZE == LONGSIZE |
98 | # define PTRV unsigned long |
99 | # else |
100 | # define PTRV unsigned |
101 | # endif |
102 | # define INT2PTR(any,d) (any)(PTRV)(d) |
103 | # endif |
104 | |
105 | # define NUM2PTR(any,d) (any)(PTRV)(d) |
106 | # define PTR2IV(p) INT2PTR(IV,p) |
107 | # define PTR2UV(p) INT2PTR(UV,p) |
108 | # define PTR2NV(p) NUM2PTR(NV,p) |
109 | |
110 | # if PTRSIZE == LONGSIZE |
111 | # define PTR2ul(p) (unsigned long)(p) |
112 | # else |
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113 | # define PTR2ul(p) INT2PTR(unsigned long,p) |
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114 | # endif |
115 | |
116 | #endif /* !INT2PTR */ |
117 | |
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118 | #undef START_EXTERN_C |
119 | #undef END_EXTERN_C |
120 | #undef EXTERN_C |
121 | #ifdef __cplusplus |
122 | # define START_EXTERN_C extern "C" { |
123 | # define END_EXTERN_C } |
124 | # define EXTERN_C extern "C" |
125 | #else |
126 | # define START_EXTERN_C |
127 | # define END_EXTERN_C |
128 | # define EXTERN_C extern |
129 | #endif |
130 | |
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131 | #if defined(PERL_GCC_PEDANTIC) |
132 | # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN |
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133 | # define PERL_GCC_BRACE_GROUPS_FORBIDDEN |
134 | # endif |
135 | #endif |
136 | |
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137 | #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus) |
138 | # ifndef PERL_USE_GCC_BRACE_GROUPS |
139 | # define PERL_USE_GCC_BRACE_GROUPS |
140 | # endif |
141 | #endif |
142 | |
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143 | #undef STMT_START |
144 | #undef STMT_END |
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145 | #ifdef PERL_USE_GCC_BRACE_GROUPS |
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146 | # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */ |
147 | # define STMT_END ) |
148 | #else |
149 | # if defined(VOIDFLAGS) && (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__) |
150 | # define STMT_START if (1) |
151 | # define STMT_END else (void)0 |
152 | # else |
153 | # define STMT_START do |
154 | # define STMT_END while (0) |
155 | # endif |
156 | #endif |
157 | |
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158 | __UNDEFINED__ boolSV(b) ((b) ? &PL_sv_yes : &PL_sv_no) |
159 | |
160 | /* DEFSV appears first in 5.004_56 */ |
161 | __UNDEFINED__ DEFSV GvSV(PL_defgv) |
162 | __UNDEFINED__ SAVE_DEFSV SAVESPTR(GvSV(PL_defgv)) |
163 | |
164 | /* Older perls (<=5.003) lack AvFILLp */ |
165 | __UNDEFINED__ AvFILLp AvFILL |
166 | |
167 | __UNDEFINED__ ERRSV get_sv("@",FALSE) |
168 | |
169 | __UNDEFINED__ newSVpvn(data,len) ((data) \ |
170 | ? ((len) ? newSVpv((data), (len)) : newSVpv("", 0)) \ |
171 | : newSV(0)) |
172 | |
173 | /* Hint: gv_stashpvn |
174 | * This function's backport doesn't support the length parameter, but |
175 | * rather ignores it. Portability can only be ensured if the length |
176 | * parameter is used for speed reasons, but the length can always be |
177 | * correctly computed from the string argument. |
178 | */ |
179 | |
180 | __UNDEFINED__ gv_stashpvn(str,len,create) gv_stashpv(str,create) |
181 | |
182 | /* Replace: 1 */ |
183 | __UNDEFINED__ get_cv perl_get_cv |
184 | __UNDEFINED__ get_sv perl_get_sv |
185 | __UNDEFINED__ get_av perl_get_av |
186 | __UNDEFINED__ get_hv perl_get_hv |
187 | /* Replace: 0 */ |
188 | |
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189 | __UNDEFINED__ dUNDERBAR dNOOP |
190 | __UNDEFINED__ UNDERBAR DEFSV |
191 | |
192 | __UNDEFINED__ dAX I32 ax = MARK - PL_stack_base + 1 |
193 | __UNDEFINED__ dITEMS I32 items = SP - MARK |
194 | |
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195 | __UNDEFINED__ dXSTARG SV * targ = sv_newmortal() |
196 | |
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197 | __UNDEFINED__ dAXMARK I32 ax = POPMARK; \ |
198 | register SV ** const mark = PL_stack_base + ax++ |
199 | |
200 | |
201 | __UNDEFINED__ XSprePUSH (sp = PL_stack_base + ax - 1) |
202 | |
203 | #if { VERSION < 5.005 } |
204 | # undef XSRETURN |
205 | # define XSRETURN(off) \ |
206 | STMT_START { \ |
207 | PL_stack_sp = PL_stack_base + ax + ((off) - 1); \ |
208 | return; \ |
209 | } STMT_END |
210 | #endif |
211 | |
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212 | __UNDEFINED__ PERL_ABS(x) ((x) < 0 ? -(x) : (x)) |
213 | |
214 | __UNDEFINED__ dVAR dNOOP |
215 | |
216 | __UNDEFINED__ SVf "_" |
217 | |
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218 | __UNDEFINED__ UTF8_MAXBYTES UTF8_MAXLEN |
219 | |
220 | __UNDEFINED__ PERL_HASH(hash,str,len) \ |
221 | STMT_START { \ |
222 | const char *s_PeRlHaSh = str; \ |
223 | I32 i_PeRlHaSh = len; \ |
224 | U32 hash_PeRlHaSh = 0; \ |
225 | while (i_PeRlHaSh--) \ |
226 | hash_PeRlHaSh = hash_PeRlHaSh * 33 + *s_PeRlHaSh++; \ |
227 | (hash) = hash_PeRlHaSh; \ |
228 | } STMT_END |
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229 | |
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230 | =xsmisc |
231 | |
232 | XS(XS_Devel__PPPort_dXSTARG); /* prototype */ |
233 | XS(XS_Devel__PPPort_dXSTARG) |
234 | { |
235 | dXSARGS; |
236 | dXSTARG; |
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237 | IV iv; |
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238 | SP -= items; |
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239 | iv = SvIV(ST(0)) + 1; |
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240 | PUSHi(iv); |
241 | XSRETURN(1); |
242 | } |
243 | |
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244 | XS(XS_Devel__PPPort_dAXMARK); /* prototype */ |
245 | XS(XS_Devel__PPPort_dAXMARK) |
246 | { |
247 | dSP; |
248 | dAXMARK; |
249 | dITEMS; |
250 | IV iv; |
251 | SP -= items; |
252 | iv = SvIV(ST(0)) - 1; |
253 | PUSHs(sv_2mortal(newSViv(iv))); |
254 | XSRETURN(1); |
255 | } |
256 | |
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257 | =xsboot |
258 | |
259 | newXS("Devel::PPPort::dXSTARG", XS_Devel__PPPort_dXSTARG, file); |
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260 | newXS("Devel::PPPort::dAXMARK", XS_Devel__PPPort_dAXMARK, file); |
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261 | |
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262 | =xsubs |
263 | |
264 | int |
265 | gv_stashpvn(name, create) |
266 | char *name |
267 | I32 create |
268 | CODE: |
269 | RETVAL = gv_stashpvn(name, strlen(name), create) != NULL; |
270 | OUTPUT: |
271 | RETVAL |
272 | |
273 | int |
274 | get_sv(name, create) |
275 | char *name |
276 | I32 create |
277 | CODE: |
278 | RETVAL = get_sv(name, create) != NULL; |
279 | OUTPUT: |
280 | RETVAL |
281 | |
282 | int |
283 | get_av(name, create) |
284 | char *name |
285 | I32 create |
286 | CODE: |
287 | RETVAL = get_av(name, create) != NULL; |
288 | OUTPUT: |
289 | RETVAL |
290 | |
291 | int |
292 | get_hv(name, create) |
293 | char *name |
294 | I32 create |
295 | CODE: |
296 | RETVAL = get_hv(name, create) != NULL; |
297 | OUTPUT: |
298 | RETVAL |
299 | |
300 | int |
301 | get_cv(name, create) |
302 | char *name |
303 | I32 create |
304 | CODE: |
305 | RETVAL = get_cv(name, create) != NULL; |
306 | OUTPUT: |
307 | RETVAL |
308 | |
309 | void |
310 | newSVpvn() |
311 | PPCODE: |
312 | XPUSHs(newSVpvn("test", 4)); |
313 | XPUSHs(newSVpvn("test", 2)); |
314 | XPUSHs(newSVpvn("test", 0)); |
315 | XPUSHs(newSVpvn(NULL, 2)); |
316 | XPUSHs(newSVpvn(NULL, 0)); |
317 | XSRETURN(5); |
318 | |
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319 | void |
320 | xsreturn(two) |
321 | int two |
322 | PPCODE: |
323 | XPUSHs(newSVpvn("test1", 5)); |
324 | if (two) |
325 | XPUSHs(newSVpvn("test2", 5)); |
326 | if (two) |
327 | XSRETURN(2); |
328 | else |
329 | XSRETURN(1); |
330 | |
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331 | SV* |
332 | boolSV(value) |
333 | int value |
334 | CODE: |
335 | RETVAL = newSVsv(boolSV(value)); |
336 | OUTPUT: |
337 | RETVAL |
338 | |
339 | SV* |
340 | DEFSV() |
341 | CODE: |
342 | RETVAL = newSVsv(DEFSV); |
343 | OUTPUT: |
344 | RETVAL |
345 | |
346 | int |
347 | ERRSV() |
348 | CODE: |
349 | RETVAL = SvTRUE(ERRSV); |
350 | OUTPUT: |
351 | RETVAL |
352 | |
353 | SV* |
354 | UNDERBAR() |
355 | CODE: |
356 | { |
357 | dUNDERBAR; |
358 | RETVAL = newSVsv(UNDERBAR); |
359 | } |
360 | OUTPUT: |
361 | RETVAL |
362 | |
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363 | void |
364 | prepush() |
365 | CODE: |
366 | { |
367 | dXSTARG; |
368 | XSprePUSH; |
369 | PUSHi(42); |
370 | XSRETURN(1); |
371 | } |
372 | |
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373 | int |
374 | PERL_ABS(a) |
375 | int a |
376 | |
377 | void |
378 | SVf(x) |
379 | SV *x |
380 | PPCODE: |
381 | #if { VERSION >= 5.004 } |
382 | x = newSVpvf("[%"SVf"]", x); |
383 | #endif |
384 | XPUSHs(x); |
385 | XSRETURN(1); |
386 | |
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387 | =tests plan => 38 |
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388 | |
389 | use vars qw($my_sv @my_av %my_hv); |
390 | |
391 | my @s = &Devel::PPPort::newSVpvn(); |
392 | ok(@s == 5); |
393 | ok($s[0], "test"); |
394 | ok($s[1], "te"); |
395 | ok($s[2], ""); |
396 | ok(!defined($s[3])); |
397 | ok(!defined($s[4])); |
398 | |
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399 | ok(&Devel::PPPort::boolSV(1)); |
400 | ok(!&Devel::PPPort::boolSV(0)); |
401 | |
402 | $_ = "Fred"; |
403 | ok(&Devel::PPPort::DEFSV(), "Fred"); |
404 | ok(&Devel::PPPort::UNDERBAR(), "Fred"); |
405 | |
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406 | if ($] >= 5.009002) { |
407 | eval q{ |
408 | my $_ = "Tony"; |
409 | ok(&Devel::PPPort::DEFSV(), "Fred"); |
410 | ok(&Devel::PPPort::UNDERBAR(), "Tony"); |
411 | }; |
412 | } |
413 | else { |
414 | ok(1); |
415 | ok(1); |
416 | } |
417 | |
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418 | eval { 1 }; |
419 | ok(!&Devel::PPPort::ERRSV()); |
420 | eval { cannot_call_this_one() }; |
421 | ok(&Devel::PPPort::ERRSV()); |
422 | |
423 | ok(&Devel::PPPort::gv_stashpvn('Devel::PPPort', 0)); |
424 | ok(!&Devel::PPPort::gv_stashpvn('does::not::exist', 0)); |
425 | ok(&Devel::PPPort::gv_stashpvn('does::not::exist', 1)); |
426 | |
427 | $my_sv = 1; |
428 | ok(&Devel::PPPort::get_sv('my_sv', 0)); |
429 | ok(!&Devel::PPPort::get_sv('not_my_sv', 0)); |
430 | ok(&Devel::PPPort::get_sv('not_my_sv', 1)); |
431 | |
432 | @my_av = (1); |
433 | ok(&Devel::PPPort::get_av('my_av', 0)); |
434 | ok(!&Devel::PPPort::get_av('not_my_av', 0)); |
435 | ok(&Devel::PPPort::get_av('not_my_av', 1)); |
436 | |
437 | %my_hv = (a=>1); |
438 | ok(&Devel::PPPort::get_hv('my_hv', 0)); |
439 | ok(!&Devel::PPPort::get_hv('not_my_hv', 0)); |
440 | ok(&Devel::PPPort::get_hv('not_my_hv', 1)); |
441 | |
442 | sub my_cv { 1 }; |
443 | ok(&Devel::PPPort::get_cv('my_cv', 0)); |
444 | ok(!&Devel::PPPort::get_cv('not_my_cv', 0)); |
445 | ok(&Devel::PPPort::get_cv('not_my_cv', 1)); |
446 | |
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447 | ok(Devel::PPPort::dXSTARG(42), 43); |
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448 | ok(Devel::PPPort::dAXMARK(4711), 4710); |
449 | |
450 | ok(Devel::PPPort::prepush(), 42); |
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451 | |
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452 | ok(join(':', Devel::PPPort::xsreturn(0)), 'test1'); |
453 | ok(join(':', Devel::PPPort::xsreturn(1)), 'test1:test2'); |
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454 | |
455 | ok(Devel::PPPort::PERL_ABS(42), 42); |
456 | ok(Devel::PPPort::PERL_ABS(-13), 13); |
457 | |
458 | ok(Devel::PPPort::SVf(42), $] >= 5.004 ? '[42]' : '42'); |
459 | ok(Devel::PPPort::SVf('abc'), $] >= 5.004 ? '[abc]' : 'abc'); |
460 | |