Re: Exceptions in IPC::Open2
[p5sagit/p5-mst-13.2.git] / perlsdio.h
CommitLineData
760ac839 1/*
2 * Although we may not want stdio to be used including <stdio.h> here
3 * avoids issues where stdio.h has strange side effects
4 */
5#include <stdio.h>
6
7#ifdef PERLIO_IS_STDIO
8/*
9 * Make this as close to original stdio as possible.
10 */
11#define PerlIO FILE
12#define PerlIO_stderr() stderr
13#define PerlIO_stdout() stdout
14#define PerlIO_stdin() stdin
15
16#define PerlIO_printf fprintf
17#define PerlIO_stdoutf printf
18#define PerlIO_vprintf(f,fmt,a) vfprintf(f,fmt,a)
760ac839 19#define PerlIO_write(f,buf,count) fwrite1(buf,1,count,f)
c7ae39e5 20#define PerlIO_open fopen
21#define PerlIO_fdopen fdopen
22#define PerlIO_reopen freopen
760ac839 23#define PerlIO_close(f) fclose(f)
24#define PerlIO_puts(f,s) fputs(s,f)
25#define PerlIO_putc(f,c) fputc(c,f)
9607fc9c 26#if defined(VMS)
27# if defined(__DECC)
28 /* Unusual definition of ungetc() here to accomodate fast_sv_gets()'
29 * belief that it can mix getc/ungetc with reads from stdio buffer */
30 int decc$ungetc(int __c, FILE *__stream);
31# define PerlIO_ungetc(f,c) ((c) == EOF ? EOF : \
32 ((*(f) && !((*(f))->_flag & _IONBF) && \
33 ((*(f))->_ptr > (*(f))->_base)) ? \
34 ((*(f))->_cnt++, *(--(*(f))->_ptr) = (c)) : decc$ungetc(c,f)))
35# else
36# define PerlIO_ungetc(f,c) ungetc(c,f)
37# endif
38 /* Work around bug in DECCRTL/AXP (DECC v5.x) and some versions of old
39 * VAXCRTL which causes read from a pipe after EOF has been returned
40 * once to hang.
aa689395 41 */
5b54f415 42# define PerlIO_getc(f) \
43 (feof(f) ? EOF : getc(f))
44# define PerlIO_read(f,buf,count) \
45 (feof(f) ? 0 : (SSize_t)fread(buf,1,count,f))
1ac5d68d 46#else
47# define PerlIO_ungetc(f,c) ungetc(c,f)
aa689395 48# define PerlIO_getc(f) getc(f)
5b54f415 49# define PerlIO_read(f,buf,count) (SSize_t)fread(buf,1,count,f)
1ac5d68d 50#endif
760ac839 51#define PerlIO_eof(f) feof(f)
c7ae39e5 52#define PerlIO_getname(f,b) fgetname(f,b)
760ac839 53#define PerlIO_error(f) ferror(f)
54#define PerlIO_fileno(f) fileno(f)
55#define PerlIO_clearerr(f) clearerr(f)
56#define PerlIO_flush(f) Fflush(f)
57#define PerlIO_tell(f) ftell(f)
17f28c40 58#if defined(VMS) && !defined(__DECC)
59 /* Old VAXC RTL doesn't reset EOF on seek; Perl folk seem to expect this */
60# define PerlIO_seek(f,o,w) (((f) && (*f) && ((*f)->_flag &= ~_IOEOF)),fseek(f,o,w))
61#else
62# define PerlIO_seek(f,o,w) fseek(f,o,w)
63#endif
760ac839 64#ifdef HAS_FGETPOS
65#define PerlIO_getpos(f,p) fgetpos(f,p)
66#endif
67#ifdef HAS_FSETPOS
68#define PerlIO_setpos(f,p) fsetpos(f,p)
69#endif
70
71#define PerlIO_rewind(f) rewind(f)
72#define PerlIO_tmpfile() tmpfile()
73
74#define PerlIO_importFILE(f,fl) (f)
75#define PerlIO_exportFILE(f,fl) (f)
76#define PerlIO_findFILE(f) (f)
77#define PerlIO_releaseFILE(p,f) ((void) 0)
78
79#ifdef HAS_SETLINEBUF
80#define PerlIO_setlinebuf(f) setlinebuf(f);
81#else
82#define PerlIO_setlinebuf(f) setvbuf(f, Nullch, _IOLBF, 0);
83#endif
84
85/* Now our interface to Configure's FILE_xxx macros */
86
87#ifdef USE_STDIO_PTR
88#define PerlIO_has_cntptr(f) 1
89#define PerlIO_get_ptr(f) FILE_ptr(f)
90#define PerlIO_get_cnt(f) FILE_cnt(f)
91
c7ae39e5 92#ifdef STDIO_CNT_LVALUE
760ac839 93#define PerlIO_canset_cnt(f) 1
c7ae39e5 94#ifdef STDIO_PTR_LVALUE
760ac839 95#define PerlIO_fast_gets(f) 1
96#endif
97#define PerlIO_set_cnt(f,c) (FILE_cnt(f) = (c))
98#else
99#define PerlIO_canset_cnt(f) 0
100#define PerlIO_set_cnt(f,c) abort()
101#endif
102
c7ae39e5 103#ifdef STDIO_PTR_LVALUE
760ac839 104#define PerlIO_set_ptrcnt(f,p,c) (FILE_ptr(f) = (p), PerlIO_set_cnt(f,c))
105#else
106#define PerlIO_set_ptrcnt(f,p,c) abort()
107#endif
108
109#else /* USE_STDIO_PTR */
110
111#define PerlIO_has_cntptr(f) 0
c7ae39e5 112#define PerlIO_canset_cnt(f) 0
33dcbb9a 113#define PerlIO_get_cnt(f) (abort(),0)
324aa91a 114#define PerlIO_get_ptr(f) (abort(),(void *)0)
760ac839 115#define PerlIO_set_cnt(f,c) abort()
116#define PerlIO_set_ptrcnt(f,p,c) abort()
117
118#endif /* USE_STDIO_PTR */
119
120#ifndef PerlIO_fast_gets
121#define PerlIO_fast_gets(f) 0
122#endif
123
124
125#ifdef FILE_base
126#define PerlIO_has_base(f) 1
127#define PerlIO_get_base(f) FILE_base(f)
128#define PerlIO_get_bufsiz(f) FILE_bufsiz(f)
129#else
130#define PerlIO_has_base(f) 0
324aa91a 131#define PerlIO_get_base(f) (abort(),(void *)0)
33dcbb9a 132#define PerlIO_get_bufsiz(f) (abort(),0)
760ac839 133#endif
134#else /* PERLIO_IS_STDIO */
135#ifdef PERL_CORE
136#ifndef PERLIO_NOT_STDIO
137#define PERLIO_NOT_STDIO 1
138#endif
139#endif
140#ifdef PERLIO_NOT_STDIO
141#if PERLIO_NOT_STDIO
142/*
143 * Strong denial of stdio - make all stdio calls (we can think of) errors
144 */
145#include "nostdio.h"
33dcbb9a 146#undef fprintf
147#undef tmpfile
148#undef fclose
149#undef fopen
150#undef vfprintf
151#undef fgetc
152#undef fputc
153#undef fputs
154#undef ungetc
155#undef fread
156#undef fwrite
157#undef fgetpos
158#undef fseek
159#undef fsetpos
160#undef ftell
161#undef rewind
162#undef fdopen
163#undef popen
164#undef pclose
165#undef getw
166#undef putw
167#undef freopen
168#undef setbuf
169#undef setvbuf
170#undef fscanf
171#undef fgets
1ac5d68d 172#undef getc_unlocked
173#undef putc_unlocked
760ac839 174#define fprintf _CANNOT _fprintf_
175#define stdin _CANNOT _stdin_
176#define stdout _CANNOT _stdout_
177#define stderr _CANNOT _stderr_
178#define tmpfile() _CANNOT _tmpfile_
179#define fclose(f) _CANNOT _fclose_
180#define fflush(f) _CANNOT _fflush_
181#define fopen(p,m) _CANNOT _fopen_
182#define freopen(p,m,f) _CANNOT _freopen_
183#define setbuf(f,b) _CANNOT _setbuf_
184#define setvbuf(f,b,x,s) _CANNOT _setvbuf_
185#define fscanf _CANNOT _fscanf_
186#define vfprintf(f,fmt,a) _CANNOT _vfprintf_
187#define fgetc(f) _CANNOT _fgetc_
188#define fgets(s,n,f) _CANNOT _fgets_
189#define fputc(c,f) _CANNOT _fputc_
190#define fputs(s,f) _CANNOT _fputs_
191#define getc(f) _CANNOT _getc_
192#define putc(c,f) _CANNOT _putc_
193#define ungetc(c,f) _CANNOT _ungetc_
194#define fread(b,s,c,f) _CANNOT _fread_
195#define fwrite(b,s,c,f) _CANNOT _fwrite_
196#define fgetpos(f,p) _CANNOT _fgetpos_
197#define fseek(f,o,w) _CANNOT _fseek_
198#define fsetpos(f,p) _CANNOT _fsetpos_
199#define ftell(f) _CANNOT _ftell_
200#define rewind(f) _CANNOT _rewind_
201#define clearerr(f) _CANNOT _clearerr_
202#define feof(f) _CANNOT _feof_
203#define ferror(f) _CANNOT _ferror_
204#define __filbuf(f) _CANNOT __filbuf_
205#define __flsbuf(c,f) _CANNOT __flsbuf_
206#define _filbuf(f) _CANNOT _filbuf_
207#define _flsbuf(c,f) _CANNOT _flsbuf_
208#define fdopen(fd,p) _CANNOT _fdopen_
209#define fileno(f) _CANNOT _fileno_
210#define flockfile(f) _CANNOT _flockfile_
211#define ftrylockfile(f) _CANNOT _ftrylockfile_
212#define funlockfile(f) _CANNOT _funlockfile_
213#define getc_unlocked(f) _CANNOT _getc_unlocked_
214#define putc_unlocked(c,f) _CANNOT _putc_unlocked_
215#define popen(c,m) _CANNOT _popen_
216#define getw(f) _CANNOT _getw_
217#define putw(v,f) _CANNOT _putw_
218#define pclose(f) _CANNOT _pclose_
219
220#else /* if PERLIO_NOT_STDIO */
221/*
222 * PERLIO_NOT_STDIO defined as 0
223 * Declares that both PerlIO and stdio can be used
224 */
225#endif /* if PERLIO_NOT_STDIO */
226#else /* ifdef PERLIO_NOT_STDIO */
227/*
228 * PERLIO_NOT_STDIO not defined
229 * This is "source level" stdio compatibility mode.
230 */
231#include "nostdio.h"
232#undef FILE
233#define FILE PerlIO
33dcbb9a 234#undef fprintf
235#undef tmpfile
236#undef fclose
237#undef fopen
238#undef vfprintf
239#undef fgetc
4b534093 240#undef getc_unlocked
33dcbb9a 241#undef fputc
4b534093 242#undef putc_unlocked
33dcbb9a 243#undef fputs
244#undef ungetc
245#undef fread
246#undef fwrite
247#undef fgetpos
248#undef fseek
249#undef fsetpos
250#undef ftell
251#undef rewind
252#undef fdopen
253#undef popen
254#undef pclose
255#undef getw
256#undef putw
257#undef freopen
258#undef setbuf
259#undef setvbuf
260#undef fscanf
261#undef fgets
760ac839 262#define fprintf PerlIO_printf
263#define stdin PerlIO_stdin()
264#define stdout PerlIO_stdout()
265#define stderr PerlIO_stderr()
266#define tmpfile() PerlIO_tmpfile()
267#define fclose(f) PerlIO_close(f)
268#define fflush(f) PerlIO_flush(f)
269#define fopen(p,m) PerlIO_open(p,m)
270#define vfprintf(f,fmt,a) PerlIO_vprintf(f,fmt,a)
271#define fgetc(f) PerlIO_getc(f)
272#define fputc(c,f) PerlIO_putc(f,c)
273#define fputs(s,f) PerlIO_puts(f,s)
274#define getc(f) PerlIO_getc(f)
43051805 275#ifdef getc_unlocked
276#undef getc_unlocked
277#endif
760ac839 278#define getc_unlocked(f) PerlIO_getc(f)
279#define putc(c,f) PerlIO_putc(f,c)
43051805 280#ifdef putc_unlocked
281#undef putc_unlocked
282#endif
760ac839 283#define putc_unlocked(c,f) PerlIO_putc(c,f)
284#define ungetc(c,f) PerlIO_ungetc(f,c)
285#if 0
286/* return values of read/write need work */
287#define fread(b,s,c,f) PerlIO_read(f,b,(s*c))
288#define fwrite(b,s,c,f) PerlIO_write(f,b,(s*c))
289#else
290#define fread(b,s,c,f) _CANNOT fread
291#define fwrite(b,s,c,f) _CANNOT fwrite
292#endif
293#define fgetpos(f,p) PerlIO_getpos(f,p)
294#define fseek(f,o,w) PerlIO_seek(f,o,w)
295#define fsetpos(f,p) PerlIO_setpos(f,p)
296#define ftell(f) PerlIO_tell(f)
297#define rewind(f) PerlIO_rewind(f)
298#define clearerr(f) PerlIO_clearerr(f)
299#define feof(f) PerlIO_eof(f)
300#define ferror(f) PerlIO_error(f)
301#define fdopen(fd,p) PerlIO_fdopen(fd,p)
302#define fileno(f) PerlIO_fileno(f)
303#define popen(c,m) my_popen(c,m)
304#define pclose(f) my_pclose(f)
305
306#define __filbuf(f) _CANNOT __filbuf_
307#define _filbuf(f) _CANNOT _filbuf_
308#define __flsbuf(c,f) _CANNOT __flsbuf_
309#define _flsbuf(c,f) _CANNOT _flsbuf_
310#define getw(f) _CANNOT _getw_
311#define putw(v,f) _CANNOT _putw_
312#define flockfile(f) _CANNOT _flockfile_
313#define ftrylockfile(f) _CANNOT _ftrylockfile_
314#define funlockfile(f) _CANNOT _funlockfile_
315#define freopen(p,m,f) _CANNOT _freopen_
316#define setbuf(f,b) _CANNOT _setbuf_
317#define setvbuf(f,b,x,s) _CANNOT _setvbuf_
318#define fscanf _CANNOT _fscanf_
319#define fgets(s,n,f) _CANNOT _fgets_
320
321#endif /* ifdef PERLIO_NOT_STDIO */
322#endif /* PERLIO_IS_STDIO */