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1 | ################################################################################ |
2 | ## |
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3 | ## $Revision: 37 $ |
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4 | ## $Author: mhx $ |
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5 | ## $Date: 2006/12/02 13:49:03 +0100 $ |
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6 | ## |
7 | ################################################################################ |
8 | ## |
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9 | ## Version 3.x, Copyright (C) 2004-2006, 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 |
31 | PTR2IV |
32 | PTR2UV |
33 | PTR2NV |
34 | PTR2ul |
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35 | START_EXTERN_C |
36 | END_EXTERN_C |
37 | EXTERN_C |
38 | STMT_START |
39 | STMT_END |
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40 | XSRETURN |
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41 | |
42 | =implementation |
43 | |
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44 | #ifndef PERL_UNUSED_DECL |
45 | # ifdef HASATTRIBUTE |
46 | # if (defined(__GNUC__) && defined(__cplusplus)) || defined(__INTEL_COMPILER) |
47 | # define PERL_UNUSED_DECL |
48 | # else |
49 | # define PERL_UNUSED_DECL __attribute__((unused)) |
50 | # endif |
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51 | # else |
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52 | # define PERL_UNUSED_DECL |
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53 | # endif |
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54 | #endif |
55 | |
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56 | #ifndef PERL_UNUSED_ARG |
57 | # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */ |
58 | # include <note.h> |
59 | # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x)) |
60 | # else |
61 | # define PERL_UNUSED_ARG(x) ((void)x) |
62 | # endif |
63 | #endif |
64 | |
65 | #ifndef PERL_UNUSED_VAR |
66 | # define PERL_UNUSED_VAR(x) ((void)x) |
67 | #endif |
68 | |
69 | #ifndef PERL_UNUSED_CONTEXT |
70 | # ifdef USE_ITHREADS |
71 | # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl) |
72 | # else |
73 | # define PERL_UNUSED_CONTEXT |
74 | # endif |
75 | #endif |
76 | |
77 | __UNDEFINED__ NOOP /*EMPTY*/(void)0 |
78 | __UNDEFINED__ dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL |
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79 | |
80 | #ifndef NVTYPE |
81 | # if defined(USE_LONG_DOUBLE) && defined(HAS_LONG_DOUBLE) |
82 | # define NVTYPE long double |
83 | # else |
84 | # define NVTYPE double |
85 | # endif |
86 | typedef NVTYPE NV; |
87 | #endif |
88 | |
89 | #ifndef INT2PTR |
90 | |
91 | # if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE) |
92 | # define PTRV UV |
93 | # define INT2PTR(any,d) (any)(d) |
94 | # else |
95 | # if PTRSIZE == LONGSIZE |
96 | # define PTRV unsigned long |
97 | # else |
98 | # define PTRV unsigned |
99 | # endif |
100 | # define INT2PTR(any,d) (any)(PTRV)(d) |
101 | # endif |
102 | |
103 | # define NUM2PTR(any,d) (any)(PTRV)(d) |
104 | # define PTR2IV(p) INT2PTR(IV,p) |
105 | # define PTR2UV(p) INT2PTR(UV,p) |
106 | # define PTR2NV(p) NUM2PTR(NV,p) |
107 | |
108 | # if PTRSIZE == LONGSIZE |
109 | # define PTR2ul(p) (unsigned long)(p) |
110 | # else |
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111 | # define PTR2ul(p) INT2PTR(unsigned long,p) |
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112 | # endif |
113 | |
114 | #endif /* !INT2PTR */ |
115 | |
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116 | #undef START_EXTERN_C |
117 | #undef END_EXTERN_C |
118 | #undef EXTERN_C |
119 | #ifdef __cplusplus |
120 | # define START_EXTERN_C extern "C" { |
121 | # define END_EXTERN_C } |
122 | # define EXTERN_C extern "C" |
123 | #else |
124 | # define START_EXTERN_C |
125 | # define END_EXTERN_C |
126 | # define EXTERN_C extern |
127 | #endif |
128 | |
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129 | #if defined(PERL_GCC_PEDANTIC) |
130 | # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN |
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131 | # define PERL_GCC_BRACE_GROUPS_FORBIDDEN |
132 | # endif |
133 | #endif |
134 | |
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135 | #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus) |
136 | # ifndef PERL_USE_GCC_BRACE_GROUPS |
137 | # define PERL_USE_GCC_BRACE_GROUPS |
138 | # endif |
139 | #endif |
140 | |
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141 | #undef STMT_START |
142 | #undef STMT_END |
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143 | #ifdef PERL_USE_GCC_BRACE_GROUPS |
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144 | # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */ |
145 | # define STMT_END ) |
146 | #else |
147 | # if defined(VOIDFLAGS) && (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__) |
148 | # define STMT_START if (1) |
149 | # define STMT_END else (void)0 |
150 | # else |
151 | # define STMT_START do |
152 | # define STMT_END while (0) |
153 | # endif |
154 | #endif |
155 | |
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156 | __UNDEFINED__ boolSV(b) ((b) ? &PL_sv_yes : &PL_sv_no) |
157 | |
158 | /* DEFSV appears first in 5.004_56 */ |
159 | __UNDEFINED__ DEFSV GvSV(PL_defgv) |
160 | __UNDEFINED__ SAVE_DEFSV SAVESPTR(GvSV(PL_defgv)) |
161 | |
162 | /* Older perls (<=5.003) lack AvFILLp */ |
163 | __UNDEFINED__ AvFILLp AvFILL |
164 | |
165 | __UNDEFINED__ ERRSV get_sv("@",FALSE) |
166 | |
167 | __UNDEFINED__ newSVpvn(data,len) ((data) \ |
168 | ? ((len) ? newSVpv((data), (len)) : newSVpv("", 0)) \ |
169 | : newSV(0)) |
170 | |
171 | /* Hint: gv_stashpvn |
172 | * This function's backport doesn't support the length parameter, but |
173 | * rather ignores it. Portability can only be ensured if the length |
174 | * parameter is used for speed reasons, but the length can always be |
175 | * correctly computed from the string argument. |
176 | */ |
177 | |
178 | __UNDEFINED__ gv_stashpvn(str,len,create) gv_stashpv(str,create) |
179 | |
180 | /* Replace: 1 */ |
181 | __UNDEFINED__ get_cv perl_get_cv |
182 | __UNDEFINED__ get_sv perl_get_sv |
183 | __UNDEFINED__ get_av perl_get_av |
184 | __UNDEFINED__ get_hv perl_get_hv |
185 | /* Replace: 0 */ |
186 | |
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187 | __UNDEFINED__ dUNDERBAR dNOOP |
188 | __UNDEFINED__ UNDERBAR DEFSV |
189 | |
190 | __UNDEFINED__ dAX I32 ax = MARK - PL_stack_base + 1 |
191 | __UNDEFINED__ dITEMS I32 items = SP - MARK |
192 | |
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193 | __UNDEFINED__ dXSTARG SV * targ = sv_newmortal() |
194 | |
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195 | __UNDEFINED__ dAXMARK I32 ax = POPMARK; \ |
196 | register SV ** const mark = PL_stack_base + ax++ |
197 | |
198 | |
199 | __UNDEFINED__ XSprePUSH (sp = PL_stack_base + ax - 1) |
200 | |
201 | #if { VERSION < 5.005 } |
202 | # undef XSRETURN |
203 | # define XSRETURN(off) \ |
204 | STMT_START { \ |
205 | PL_stack_sp = PL_stack_base + ax + ((off) - 1); \ |
206 | return; \ |
207 | } STMT_END |
208 | #endif |
209 | |
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210 | __UNDEFINED__ PERL_ABS(x) ((x) < 0 ? -(x) : (x)) |
211 | |
212 | __UNDEFINED__ dVAR dNOOP |
213 | |
214 | __UNDEFINED__ SVf "_" |
215 | |
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216 | =xsmisc |
217 | |
218 | XS(XS_Devel__PPPort_dXSTARG); /* prototype */ |
219 | XS(XS_Devel__PPPort_dXSTARG) |
220 | { |
221 | dXSARGS; |
222 | dXSTARG; |
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223 | IV iv; |
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224 | SP -= items; |
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225 | iv = SvIV(ST(0)) + 1; |
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226 | PUSHi(iv); |
227 | XSRETURN(1); |
228 | } |
229 | |
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230 | XS(XS_Devel__PPPort_dAXMARK); /* prototype */ |
231 | XS(XS_Devel__PPPort_dAXMARK) |
232 | { |
233 | dSP; |
234 | dAXMARK; |
235 | dITEMS; |
236 | IV iv; |
237 | SP -= items; |
238 | iv = SvIV(ST(0)) - 1; |
239 | PUSHs(sv_2mortal(newSViv(iv))); |
240 | XSRETURN(1); |
241 | } |
242 | |
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243 | =xsboot |
244 | |
245 | newXS("Devel::PPPort::dXSTARG", XS_Devel__PPPort_dXSTARG, file); |
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246 | newXS("Devel::PPPort::dAXMARK", XS_Devel__PPPort_dAXMARK, file); |
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247 | |
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248 | =xsubs |
249 | |
250 | int |
251 | gv_stashpvn(name, create) |
252 | char *name |
253 | I32 create |
254 | CODE: |
255 | RETVAL = gv_stashpvn(name, strlen(name), create) != NULL; |
256 | OUTPUT: |
257 | RETVAL |
258 | |
259 | int |
260 | get_sv(name, create) |
261 | char *name |
262 | I32 create |
263 | CODE: |
264 | RETVAL = get_sv(name, create) != NULL; |
265 | OUTPUT: |
266 | RETVAL |
267 | |
268 | int |
269 | get_av(name, create) |
270 | char *name |
271 | I32 create |
272 | CODE: |
273 | RETVAL = get_av(name, create) != NULL; |
274 | OUTPUT: |
275 | RETVAL |
276 | |
277 | int |
278 | get_hv(name, create) |
279 | char *name |
280 | I32 create |
281 | CODE: |
282 | RETVAL = get_hv(name, create) != NULL; |
283 | OUTPUT: |
284 | RETVAL |
285 | |
286 | int |
287 | get_cv(name, create) |
288 | char *name |
289 | I32 create |
290 | CODE: |
291 | RETVAL = get_cv(name, create) != NULL; |
292 | OUTPUT: |
293 | RETVAL |
294 | |
295 | void |
296 | newSVpvn() |
297 | PPCODE: |
298 | XPUSHs(newSVpvn("test", 4)); |
299 | XPUSHs(newSVpvn("test", 2)); |
300 | XPUSHs(newSVpvn("test", 0)); |
301 | XPUSHs(newSVpvn(NULL, 2)); |
302 | XPUSHs(newSVpvn(NULL, 0)); |
303 | XSRETURN(5); |
304 | |
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305 | void |
306 | xsreturn(two) |
307 | int two |
308 | PPCODE: |
309 | XPUSHs(newSVpvn("test1", 5)); |
310 | if (two) |
311 | XPUSHs(newSVpvn("test2", 5)); |
312 | if (two) |
313 | XSRETURN(2); |
314 | else |
315 | XSRETURN(1); |
316 | |
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317 | SV* |
318 | boolSV(value) |
319 | int value |
320 | CODE: |
321 | RETVAL = newSVsv(boolSV(value)); |
322 | OUTPUT: |
323 | RETVAL |
324 | |
325 | SV* |
326 | DEFSV() |
327 | CODE: |
328 | RETVAL = newSVsv(DEFSV); |
329 | OUTPUT: |
330 | RETVAL |
331 | |
332 | int |
333 | ERRSV() |
334 | CODE: |
335 | RETVAL = SvTRUE(ERRSV); |
336 | OUTPUT: |
337 | RETVAL |
338 | |
339 | SV* |
340 | UNDERBAR() |
341 | CODE: |
342 | { |
343 | dUNDERBAR; |
344 | RETVAL = newSVsv(UNDERBAR); |
345 | } |
346 | OUTPUT: |
347 | RETVAL |
348 | |
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349 | void |
350 | prepush() |
351 | CODE: |
352 | { |
353 | dXSTARG; |
354 | XSprePUSH; |
355 | PUSHi(42); |
356 | XSRETURN(1); |
357 | } |
358 | |
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359 | int |
360 | PERL_ABS(a) |
361 | int a |
362 | |
363 | void |
364 | SVf(x) |
365 | SV *x |
366 | PPCODE: |
367 | #if { VERSION >= 5.004 } |
368 | x = newSVpvf("[%"SVf"]", x); |
369 | #endif |
370 | XPUSHs(x); |
371 | XSRETURN(1); |
372 | |
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373 | =tests plan => 38 |
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374 | |
375 | use vars qw($my_sv @my_av %my_hv); |
376 | |
377 | my @s = &Devel::PPPort::newSVpvn(); |
378 | ok(@s == 5); |
379 | ok($s[0], "test"); |
380 | ok($s[1], "te"); |
381 | ok($s[2], ""); |
382 | ok(!defined($s[3])); |
383 | ok(!defined($s[4])); |
384 | |
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385 | ok(&Devel::PPPort::boolSV(1)); |
386 | ok(!&Devel::PPPort::boolSV(0)); |
387 | |
388 | $_ = "Fred"; |
389 | ok(&Devel::PPPort::DEFSV(), "Fred"); |
390 | ok(&Devel::PPPort::UNDERBAR(), "Fred"); |
391 | |
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392 | if ($] >= 5.009002) { |
393 | eval q{ |
394 | my $_ = "Tony"; |
395 | ok(&Devel::PPPort::DEFSV(), "Fred"); |
396 | ok(&Devel::PPPort::UNDERBAR(), "Tony"); |
397 | }; |
398 | } |
399 | else { |
400 | ok(1); |
401 | ok(1); |
402 | } |
403 | |
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404 | eval { 1 }; |
405 | ok(!&Devel::PPPort::ERRSV()); |
406 | eval { cannot_call_this_one() }; |
407 | ok(&Devel::PPPort::ERRSV()); |
408 | |
409 | ok(&Devel::PPPort::gv_stashpvn('Devel::PPPort', 0)); |
410 | ok(!&Devel::PPPort::gv_stashpvn('does::not::exist', 0)); |
411 | ok(&Devel::PPPort::gv_stashpvn('does::not::exist', 1)); |
412 | |
413 | $my_sv = 1; |
414 | ok(&Devel::PPPort::get_sv('my_sv', 0)); |
415 | ok(!&Devel::PPPort::get_sv('not_my_sv', 0)); |
416 | ok(&Devel::PPPort::get_sv('not_my_sv', 1)); |
417 | |
418 | @my_av = (1); |
419 | ok(&Devel::PPPort::get_av('my_av', 0)); |
420 | ok(!&Devel::PPPort::get_av('not_my_av', 0)); |
421 | ok(&Devel::PPPort::get_av('not_my_av', 1)); |
422 | |
423 | %my_hv = (a=>1); |
424 | ok(&Devel::PPPort::get_hv('my_hv', 0)); |
425 | ok(!&Devel::PPPort::get_hv('not_my_hv', 0)); |
426 | ok(&Devel::PPPort::get_hv('not_my_hv', 1)); |
427 | |
428 | sub my_cv { 1 }; |
429 | ok(&Devel::PPPort::get_cv('my_cv', 0)); |
430 | ok(!&Devel::PPPort::get_cv('not_my_cv', 0)); |
431 | ok(&Devel::PPPort::get_cv('not_my_cv', 1)); |
432 | |
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433 | ok(Devel::PPPort::dXSTARG(42), 43); |
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434 | ok(Devel::PPPort::dAXMARK(4711), 4710); |
435 | |
436 | ok(Devel::PPPort::prepush(), 42); |
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437 | |
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438 | ok(join(':', Devel::PPPort::xsreturn(0)), 'test1'); |
439 | ok(join(':', Devel::PPPort::xsreturn(1)), 'test1:test2'); |
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440 | |
441 | ok(Devel::PPPort::PERL_ABS(42), 42); |
442 | ok(Devel::PPPort::PERL_ABS(-13), 13); |
443 | |
444 | ok(Devel::PPPort::SVf(42), $] >= 5.004 ? '[42]' : '42'); |
445 | ok(Devel::PPPort::SVf('abc'), $] >= 5.004 ? '[abc]' : 'abc'); |
446 | |