perl 5.002beta1h patch: Configure
[p5sagit/p5-mst-13.2.git] / proto.h
CommitLineData
fed7345c 1#ifndef NEXT30_NO_ATTRIBUTE
ecfc5424 2#ifndef HASATTRIBUTE /* disable GNU-cc attribute checking? */
3#ifdef __attribute__ /* Avoid possible redefinition errors */
a0d0e21e 4#undef __attribute__
ecfc5424 5#endif
a0d0e21e 6#define __attribute__(attr)
fed7345c 7#endif
a0d0e21e 8#endif
9#ifdef OVERLOAD
10SV* amagic_call _((SV* left,SV* right,int method,int dir));
748a9306 11bool Gv_AMupdate _((HV* stash));
a0d0e21e 12#endif /* OVERLOAD */
13OP* append_elem _((I32 optype, OP* head, OP* tail));
14OP* append_list _((I32 optype, LISTOP* first, LISTOP* last));
15I32 apply _((I32 type, SV** mark, SV** sp));
16void assertref _((OP* op));
17void av_clear _((AV* ar));
18void av_extend _((AV* ar, I32 key));
19AV* av_fake _((I32 size, SV** svp));
20SV** av_fetch _((AV* ar, I32 key, I32 lval));
21void av_fill _((AV* ar, I32 fill));
22I32 av_len _((AV* ar));
23AV* av_make _((I32 size, SV** svp));
24SV* av_pop _((AV* ar));
25void av_push _((AV* ar, SV* val));
26SV* av_shift _((AV* ar));
27SV** av_store _((AV* ar, I32 key, SV* val));
28void av_undef _((AV* ar));
29void av_unshift _((AV* ar, I32 num));
30OP* bind_match _((I32 type, OP* left, OP* pat));
31OP* block_end _((int line, int floor, OP* seq));
32int block_start _((void));
33void calllist _((AV* list));
34I32 cando _((I32 bit, I32 effective, struct stat* statbufp));
35#ifndef CASTNEGFLOAT
36U32 cast_ulong _((double f));
37#endif
38#if !defined(HAS_TRUNCATE) && !defined(HAS_CHSIZE) && defined(F_FREESP)
39I32 chsize _((int fd, Off_t length));
40#endif
41OP * ck_gvconst _((OP * o));
42OP * ck_retarget _((OP *op));
43OP* convert _((I32 optype, I32 flags, OP* op));
44char* cpytill _((char* to, char* from, char* fromend, int delim, I32* retlen));
45void croak _((char* pat,...)) __attribute__((format(printf,1,2),noreturn));
748a9306 46CV* cv_clone _((CV* proto));
a0d0e21e 47void cv_undef _((CV* cv));
48#ifdef DEBUGGING
49void cx_dump _((CONTEXT* cs));
50#endif
16d20bd9 51SV * filter_add _((filter_t funcp, SV *datasv));
52void filter_del _((filter_t funcp));
53I32 filter_read _((int idx, SV *buffer, int maxlen));
a0d0e21e 54I32 cxinc _((void));
55void deb _((char* pat,...)) __attribute__((format(printf,1,2)));
56void deb_growlevel _((void));
57I32 debop _((OP* op));
58I32 debstackptrs _((void));
59#ifdef DEBUGGING
60void debprofdump _((void));
61#endif
62I32 debstack _((void));
63void deprecate _((char* s));
64OP* die _((char* pat,...)) __attribute__((format(printf,1,2)));
65OP* die_where _((char* message));
66void dounwind _((I32 cxix));
67bool do_aexec _((SV* really, SV** mark, SV** sp));
68void do_chop _((SV* asv, SV* sv));
69bool do_close _((GV* gv, bool explicit));
70bool do_eof _((GV* gv));
71bool do_exec _((char* cmd));
72void do_execfree _((void));
73#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
74I32 do_ipcctl _((I32 optype, SV** mark, SV** sp));
75I32 do_ipcget _((I32 optype, SV** mark, SV** sp));
76#endif
77void do_join _((SV* sv, SV* del, SV** mark, SV** sp));
78OP* do_kv _((void));
79#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
80I32 do_msgrcv _((SV** mark, SV** sp));
81I32 do_msgsnd _((SV** mark, SV** sp));
82#endif
83bool do_open _((GV* gv, char* name, I32 len, FILE* supplied_fp));
84void do_pipe _((SV* sv, GV* rgv, GV* wgv));
85bool do_print _((SV* sv, FILE* fp));
86OP * do_readline _((void));
87I32 do_chomp _((SV* sv));
88bool do_seek _((GV* gv, long pos, int whence));
89#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
90I32 do_semop _((SV** mark, SV** sp));
91I32 do_shmio _((I32 optype, SV** mark, SV** sp));
92#endif
93void do_sprintf _((SV* sv, I32 len, SV** sarg));
94long do_tell _((GV* gv));
95I32 do_trans _((SV* sv, OP* arg));
96void do_vecset _((SV* sv));
97void do_vop _((I32 optype, SV* sv, SV* left, SV* right));
e50aee73 98I32 dowantarray _((void));
a0d0e21e 99void dump_all _((void));
100void dump_eval _((void));
748a9306 101#ifdef DUMP_FDS /* See util.c */
a0d0e21e 102int dump_fds _((char* s));
103#endif
104void dump_form _((GV* gv));
105void dump_gv _((GV* gv));
106void dump_op _((OP* arg));
107void dump_pm _((PMOP* pm));
108void dump_packsubs _((HV* stash));
109void dump_sub _((GV* gv));
110void fbm_compile _((SV* sv, I32 iflag));
111char* fbm_instr _((unsigned char* big, unsigned char* bigend, SV* littlesv));
112OP* force_list _((OP* arg));
113OP* fold_constants _((OP * arg));
114void free_tmps _((void));
115OP* gen_constant_list _((OP* op));
116void gp_free _((GV* gv));
117GP* gp_ref _((GP* gp));
118GV* gv_AVadd _((GV* gv));
119GV* gv_HVadd _((GV* gv));
120GV* gv_IOadd _((GV* gv));
121void gv_check _((HV* stash));
122void gv_efullname _((SV* sv, GV* gv));
123GV* gv_fetchfile _((char* name));
124GV* gv_fetchmeth _((HV* stash, char* name, STRLEN len, I32 level));
125GV* gv_fetchmethod _((HV* stash, char* name));
126GV* gv_fetchpv _((char* name, I32 add, I32 sv_type));
127void gv_fullname _((SV* sv, GV* gv));
128void gv_init _((GV *gv, HV *stash, char *name, STRLEN len, int multi));
129HV* gv_stashpv _((char* name, I32 create));
130HV* gv_stashsv _((SV* sv, I32 create));
131void he_delayfree _((HE* hent));
132void he_free _((HE* hent));
133void hoistmust _((PMOP* pm));
134void hv_clear _((HV* tb));
748a9306 135SV* hv_delete _((HV* tb, char* key, U32 klen, I32 flags));
a0d0e21e 136bool hv_exists _((HV* tb, char* key, U32 klen));
137SV** hv_fetch _((HV* tb, char* key, U32 klen, I32 lval));
138I32 hv_iterinit _((HV* tb));
139char* hv_iterkey _((HE* entry, I32* retlen));
140HE* hv_iternext _((HV* tb));
141SV * hv_iternextsv _((HV* hv, char** key, I32* retlen));
142SV* hv_iterval _((HV* tb, HE* entry));
143void hv_magic _((HV* hv, GV* gv, int how));
144SV** hv_store _((HV* tb, char* key, U32 klen, SV* val, U32 hash));
145void hv_undef _((HV* tb));
146I32 ibcmp _((U8* a, U8* b, I32 len));
147I32 ingroup _((I32 testgid, I32 effective));
148char* instr _((char* big, char* little));
149OP* invert _((OP* cmd));
150OP* jmaybe _((OP* arg));
151I32 keyword _((char* d, I32 len));
152void leave_scope _((I32 base));
153void lex_end _((void));
154void lex_start _((SV *line));
155OP* linklist _((OP* op));
156OP* list _((OP* o));
157OP* listkids _((OP* o));
158OP* localize _((OP* arg, I32 lexical));
159I32 looks_like_number _((SV* sv));
160int magic_clearenv _((SV* sv, MAGIC* mg));
161int magic_clearpack _((SV* sv, MAGIC* mg));
162int magic_existspack _((SV* sv, MAGIC* mg));
163int magic_get _((SV* sv, MAGIC* mg));
164int magic_getarylen _((SV* sv, MAGIC* mg));
165int magic_getpack _((SV* sv, MAGIC* mg));
166int magic_getglob _((SV* sv, MAGIC* mg));
167int magic_getpos _((SV* sv, MAGIC* mg));
168int magic_gettaint _((SV* sv, MAGIC* mg));
169int magic_getuvar _((SV* sv, MAGIC* mg));
170U32 magic_len _((SV* sv, MAGIC* mg));
171int magic_nextpack _((SV* sv, MAGIC* mg, SV* key));
172int magic_set _((SV* sv, MAGIC* mg));
173#ifdef OVERLOAD
174int magic_setamagic _((SV* sv, MAGIC* mg));
175#endif /* OVERLOAD */
176int magic_setarylen _((SV* sv, MAGIC* mg));
177int magic_setbm _((SV* sv, MAGIC* mg));
178int magic_setdbline _((SV* sv, MAGIC* mg));
179int magic_setenv _((SV* sv, MAGIC* mg));
180int magic_setisa _((SV* sv, MAGIC* mg));
181int magic_setglob _((SV* sv, MAGIC* mg));
182int magic_setmglob _((SV* sv, MAGIC* mg));
183int magic_setpack _((SV* sv, MAGIC* mg));
184int magic_setpos _((SV* sv, MAGIC* mg));
185int magic_setsig _((SV* sv, MAGIC* mg));
186int magic_setsubstr _((SV* sv, MAGIC* mg));
187int magic_settaint _((SV* sv, MAGIC* mg));
188int magic_setuvar _((SV* sv, MAGIC* mg));
189int magic_setvec _((SV* sv, MAGIC* mg));
190int magic_wipepack _((SV* sv, MAGIC* mg));
191void magicname _((char* sym, char* name, I32 namlen));
192int main _((int argc, char** argv, char** env));
4633a7c4 193#if !defined(STANDARD_C)
a0d0e21e 194Malloc_t malloc _((MEM_SIZE nbytes));
93a17b20 195#endif
4633a7c4 196#if defined(MYMALLOC) && defined(HIDEMYMALLOC)
197extern Malloc_t malloc _((MEM_SIZE nbytes));
198extern Malloc_t realloc _((Malloc_t, MEM_SIZE));
199extern Free_t free _((Malloc_t));
200#endif
a0d0e21e 201void markstack_grow _((void));
202char* mess _((char* pat, va_list* args));
203int mg_clear _((SV* sv));
204int mg_copy _((SV *, SV *, char *, STRLEN));
205MAGIC* mg_find _((SV* sv, int type));
206int mg_free _((SV* sv));
207int mg_get _((SV* sv));
208U32 mg_len _((SV* sv));
209void mg_magical _((SV* sv));
210int mg_set _((SV* sv));
211OP* mod _((OP* op, I32 type));
212char* moreswitches _((char* s));
85e6fe83 213#ifdef MSTATS
a0d0e21e 214void mstats _((char* s));
215#endif
216OP * my _(( OP *));
217char* my_bcopy _((char* from, char* to, I32 len));
218#if !defined(HAS_BZERO) && !defined(HAS_MEMSET)
219char* my_bzero _((char* loc, I32 len));
85e6fe83 220#endif
748a9306 221void my_exit _((U32 status)) __attribute__((noreturn));
a0d0e21e 222I32 my_lstat _((void));
223#ifndef HAS_MEMCMP
224I32 my_memcmp _((unsigned char* s1, unsigned char* s2, I32 len));
225#endif
226I32 my_pclose _((FILE* ptr));
227FILE* my_popen _((char* cmd, char* mode));
228void my_setenv _((char* nam, char* val));
229I32 my_stat _((void));
230#ifdef MYSWAP
231short my_swap _((short s));
748a9306 232long my_htonl _((long l));
233long my_ntohl _((long l));
a0d0e21e 234#endif
235void my_unexec _((void));
236OP* newANONLIST _((OP* op));
237OP* newANONHASH _((OP* op));
4633a7c4 238OP* newANONSUB _((I32 floor, OP* proto, OP* block));
a0d0e21e 239OP* newASSIGNOP _((I32 flags, OP* left, I32 optype, OP* right));
1aef975c 240OP* newCONDOP _((I32 flags, OP* expr, OP* trueop, OP* falseop));
a0d0e21e 241void newFORM _((I32 floor, OP* op, OP* block));
242OP* newFOROP _((I32 flags, char* label, line_t forline, OP* scalar, OP* expr, OP*block, OP*cont));
243OP* newLOGOP _((I32 optype, I32 flags, OP* left, OP* right));
244OP* newLOOPEX _((I32 type, OP* label));
245OP* newLOOPOP _((I32 flags, I32 debuggable, OP* expr, OP* block));
246OP* newMETHOD _((OP* ref, OP* name));
247OP* newNULLLIST _((void));
248OP* newOP _((I32 optype, I32 flags));
249void newPROG _((OP* op));
250OP* newRANGE _((I32 flags, OP* left, OP* right));
251OP* newSLICEOP _((I32 flags, OP* subscript, OP* list));
252OP* newSTATEOP _((I32 flags, char* label, OP* o));
4633a7c4 253CV* newSUB _((I32 floor, OP* op, OP* proto, OP* block));
a0d0e21e 254CV* newXS _((char *name, void (*subaddr)(CV* cv), char *filename));
255#ifdef DEPRECATED
256CV* newXSUB _((char *name, I32 ix, I32 (*subaddr)(int,int,int), char *filename));
257#endif
258AV* newAV _((void));
259OP* newAVREF _((OP* o));
260OP* newBINOP _((I32 type, I32 flags, OP* first, OP* last));
261OP* newCVREF _((OP* o));
262OP* newCVOP _((I32 type, I32 flags, CV* cv, OP* cont));
263OP* newGVOP _((I32 type, I32 flags, GV* gv));
264GV* newGVgen _((char *pack));
265OP* newGVREF _((I32 type, OP* o));
266OP* newHVREF _((OP* o));
267HV* newHV _((void));
268IO* newIO _((void));
269OP* newLISTOP _((I32 type, I32 flags, OP* first, OP* last));
270OP* newPMOP _((I32 type, I32 flags));
271OP* newPVOP _((I32 type, I32 flags, char* pv));
272SV* newRV _((SV* ref));
79072805 273#ifdef LEAKTEST
a0d0e21e 274SV* newSV _((I32 x, STRLEN len));
79072805 275#else
a0d0e21e 276SV* newSV _((STRLEN len));
79072805 277#endif
a0d0e21e 278OP* newSVREF _((OP* o));
279OP* newSVOP _((I32 type, I32 flags, SV* sv));
280SV* newSViv _((IV i));
281SV* newSVnv _((double n));
282SV* newSVpv _((char* s, STRLEN len));
283SV* newSVrv _((SV* rv, char* classname));
284SV* newSVsv _((SV* old));
285OP* newUNOP _((I32 type, I32 flags, OP* first));
286OP * newWHILEOP _((I32 flags, I32 debuggable, LOOP* loop, OP* expr, OP* block, OP* cont));
287FILE* nextargv _((GV* gv));
288char* ninstr _((char* big, char* bigend, char* little, char* lend));
289OP * oopsCV _((OP* o));
290void op_free _((OP* arg));
291void package _((OP* op));
292PADOFFSET pad_alloc _((I32 optype, U32 tmptype));
293PADOFFSET pad_allocmy _((char* name));
294PADOFFSET pad_findmy _((char* name));
295OP* oopsAV _((OP* o));
296OP* oopsHV _((OP* o));
297void pad_leavemy _((I32 fill));
298SV* pad_sv _((PADOFFSET po));
299void pad_free _((PADOFFSET po));
300void pad_reset _((void));
301void pad_swipe _((PADOFFSET po));
302void peep _((OP* op));
303PerlInterpreter* perl_alloc _((void));
304I32 perl_call_argv _((char* subname, I32 flags, char** argv));
305I32 perl_call_method _((char* methname, I32 flags));
306I32 perl_call_pv _((char* subname, I32 flags));
307I32 perl_call_sv _((SV* sv, I32 flags));
a0d0e21e 308void perl_construct _((PerlInterpreter* sv_interp));
748a9306 309void perl_destruct _((PerlInterpreter* sv_interp));
4633a7c4 310I32 perl_eval_sv _((SV* sv, I32 flags));
a0d0e21e 311void perl_free _((PerlInterpreter* sv_interp));
312SV* perl_get_sv _((char* name, I32 create));
313AV* perl_get_av _((char* name, I32 create));
314HV* perl_get_hv _((char* name, I32 create));
315CV* perl_get_cv _((char* name, I32 create));
316int perl_parse _((PerlInterpreter* sv_interp, void(*xsinit)(void), int argc, char** argv, char** env));
4633a7c4 317void perl_require_pv _((char* pv));
318#define perl_requirepv perl_require_pv
a0d0e21e 319int perl_run _((PerlInterpreter* sv_interp));
320void pidgone _((int pid, int status));
321void pmflag _((U16* pmfl, int ch));
322OP* pmruntime _((OP* pm, OP* expr, OP* repl));
323OP* pmtrans _((OP* op, OP* expr, OP* repl));
324OP* pop_return _((void));
325void pop_scope _((void));
326OP* prepend_elem _((I32 optype, OP* head, OP* tail));
327void push_return _((OP* op));
328void push_scope _((void));
e50aee73 329regexp* pregcomp _((char* exp, char* xend, PMOP* pm));
a0d0e21e 330OP* ref _((OP* op, I32 type));
331OP* refkids _((OP* op, I32 type));
332void regdump _((regexp* r));
e50aee73 333I32 pregexec _((regexp* prog, char* stringarg, char* strend, char* strbeg, I32 minend, SV* screamer, I32 safebase));
334void pregfree _((struct regexp* r));
a0d0e21e 335char* regnext _((char* p));
336char* regprop _((char* op));
337void repeatcpy _((char* to, char* from, I32 len, I32 count));
338char* rninstr _((char* big, char* bigend, char* little, char* lend));
339int run _((void));
79072805 340#ifndef safemalloc
a0d0e21e 341void safefree _((char* where));
342char* safemalloc _((MEM_SIZE size));
85e6fe83 343#ifndef MSDOS
a0d0e21e 344char* saferealloc _((char* where, MEM_SIZE size));
85e6fe83 345#else
a0d0e21e 346char* saferealloc _((char* where, unsigned long size));
347#endif
348#endif
349#ifdef LEAKTEST
350void safexfree _((char* where));
351char* safexmalloc _((I32 x, MEM_SIZE size));
352char* safexrealloc _((char* where, MEM_SIZE size));
353#endif
354#ifndef HAS_RENAME
355I32 same_dirent _((char* a, char* b));
356#endif
357char* savepv _((char* sv));
358char* savepvn _((char* sv, I32 len));
359void savestack_grow _((void));
360void save_aptr _((AV** aptr));
361AV* save_ary _((GV* gv));
362void save_clearsv _((SV** svp));
363void save_delete _((HV* hv, char* key, I32 klen));
364#ifndef titan /* TitanOS cc can't handle this */
365void save_destructor _((void (*f)(void*), void* p));
366#endif /* titan */
367void save_freesv _((SV* sv));
368void save_freeop _((OP* op));
369void save_freepv _((char* pv));
370HV* save_hash _((GV* gv));
371void save_hptr _((HV** hptr));
372void save_I32 _((I32* intp));
373void save_int _((int* intp));
374void save_item _((SV* item));
375void save_list _((SV** sarg, I32 maxsarg));
376void save_long _((long *longp));
377void save_nogv _((GV* gv));
378SV* save_scalar _((GV* gv));
379void save_pptr _((char **pptr));
380void save_sptr _((SV** sptr));
381SV* save_svref _((SV** sptr));
382OP* sawparens _((OP* o));
383OP* scalar _((OP* o));
384OP* scalarkids _((OP* op));
385OP* scalarseq _((OP* o));
386OP* scalarvoid _((OP* op));
387unsigned long scan_hex _((char* start, I32 len, I32* retlen));
388char* scan_num _((char* s));
389unsigned long scan_oct _((char* start, I32 len, I32* retlen));
a0d0e21e 390OP* scope _((OP* o));
391char* screaminstr _((SV* bigsv, SV* littlesv));
392#ifndef VMS
393I32 setenv_getix _((char* nam));
85e6fe83 394#endif
4633a7c4 395void setdefout _((GV *gv));
ecfc5424 396Signal_t sighandler _((int sig));
a0d0e21e 397SV** stack_grow _((SV** sp, SV**p, int n));
398int start_subparse _((void));
399bool sv_2bool _((SV* sv));
400CV* sv_2cv _((SV* sv, HV** st, GV** gvp, I32 lref));
401IO* sv_2io _((SV* sv));
402IV sv_2iv _((SV* sv));
403SV* sv_2mortal _((SV* sv));
404double sv_2nv _((SV* sv));
405char* sv_2pv _((SV* sv, STRLEN* lp));
4633a7c4 406void sv_add_arena _((char* ptr, U32 size, U32 flags));
a0d0e21e 407int sv_backoff _((SV* sv));
408SV* sv_bless _((SV* sv, HV* stash));
409void sv_catpv _((SV* sv, char* ptr));
410void sv_catpvn _((SV* sv, char* ptr, STRLEN len));
411void sv_catsv _((SV* dsv, SV* ssv));
412void sv_chop _((SV* sv, char* ptr));
413void sv_clean_all _((void));
414void sv_clean_objs _((void));
415void sv_clear _((SV* sv));
416I32 sv_cmp _((SV* sv1, SV* sv2));
417void sv_dec _((SV* sv));
418void sv_dump _((SV* sv));
419I32 sv_eq _((SV* sv1, SV* sv2));
420void sv_free _((SV* sv));
4633a7c4 421void sv_free_arenas _((void));
a0d0e21e 422char* sv_gets _((SV* sv, FILE* fp, I32 append));
93a17b20 423#ifndef DOSISH
a0d0e21e 424char* sv_grow _((SV* sv, I32 newlen));
93a17b20 425#else
a0d0e21e 426char* sv_grow _((SV* sv, unsigned long newlen));
93a17b20 427#endif
a0d0e21e 428void sv_inc _((SV* sv));
429void sv_insert _((SV* bigsv, STRLEN offset, STRLEN len, char* little, STRLEN littlelen));
430int sv_isa _((SV* sv, char* name));
431int sv_isobject _((SV* sv));
432STRLEN sv_len _((SV* sv));
433void sv_magic _((SV* sv, SV* obj, int how, char* name, I32 namlen));
434SV* sv_mortalcopy _((SV* oldsv));
435SV* sv_newmortal _((void));
436SV* sv_newref _((SV* sv));
437char * sv_peek _((SV* sv));
438char * sv_pvn_force _((SV* sv, STRLEN* lp));
439char* sv_reftype _((SV* sv, int ob));
440void sv_replace _((SV* sv, SV* nsv));
441void sv_report_used _((void));
442void sv_reset _((char* s, HV* stash));
443void sv_setiv _((SV* sv, IV num));
444void sv_setnv _((SV* sv, double num));
445SV* sv_setref_iv _((SV *rv, char *classname, IV iv));
446SV* sv_setref_nv _((SV *rv, char *classname, double nv));
447SV* sv_setref_pv _((SV *rv, char *classname, void* pv));
448SV* sv_setref_pvn _((SV *rv, char *classname, char* pv, I32 n));
449void sv_setpv _((SV* sv, char* ptr));
450void sv_setpvn _((SV* sv, char* ptr, STRLEN len));
451void sv_setsv _((SV* dsv, SV* ssv));
452int sv_unmagic _((SV* sv, int type));
453void sv_unref _((SV* sv));
454bool sv_upgrade _((SV* sv, U32 mt));
455void sv_usepvn _((SV* sv, char* ptr, STRLEN len));
456void taint_env _((void));
457void taint_not _((char *s));
458void taint_proper _((char* f, char* s));
16d20bd9 459#ifdef UNLINK_ALL_VERSIONS
a0d0e21e 460I32 unlnk _((char* f));
16d20bd9 461#endif
a0d0e21e 462void utilize _((int aver, OP* id, OP* arg));
463I32 wait4pid _((int pid, int* statusp, int flags));
464void warn _((char* pat,...)) __attribute__((format(printf,1,2)));
465void watch _((char **addr));
466I32 whichsig _((char* sig));
467int yyerror _((char* s));
468int yylex _((void));
469int yyparse _((void));
470int yywarn _((char* s));