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Diffstat (limited to 'Master/tlpkg/tlperl/lib/CORE/perlsdio.h')
-rwxr-xr-x | Master/tlpkg/tlperl/lib/CORE/perlsdio.h | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/lib/CORE/perlsdio.h b/Master/tlpkg/tlperl/lib/CORE/perlsdio.h new file mode 100755 index 00000000000..1a6f2f01c4c --- /dev/null +++ b/Master/tlpkg/tlperl/lib/CORE/perlsdio.h @@ -0,0 +1,164 @@ +/* perlsdio.h + * + * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, + * 2002, 2003, 2006, 2007, 2008 by Larry Wall and others + * + * You may distribute under the terms of either the GNU General Public + * License or the Artistic License, as specified in the README file. + * + */ + +#ifdef PERLIO_IS_STDIO + +#ifdef NETWARE + #include "nwstdio.h" +#else + +/* + * This file #define-s the PerlIO_xxx abstraction onto stdio functions. + * Make this as close to original stdio as possible. + */ +#define PerlIO FILE +#define PerlIO_stderr() PerlSIO_stderr +#define PerlIO_stdout() PerlSIO_stdout +#define PerlIO_stdin() PerlSIO_stdin + +#define PerlIO_isutf8(f) 0 + +#define PerlIO_printf PerlSIO_printf +#define PerlIO_stdoutf PerlSIO_stdoutf +#define PerlIO_vprintf(f,fmt,a) PerlSIO_vprintf(f,fmt,a) +#define PerlIO_write(f,buf,count) PerlSIO_fwrite(buf,1,count,f) +#define PerlIO_unread(f,buf,count) (-1) +#define PerlIO_open PerlSIO_fopen +#define PerlIO_fdopen PerlSIO_fdopen +#define PerlIO_reopen PerlSIO_freopen +#define PerlIO_close(f) PerlSIO_fclose(f) +#define PerlIO_puts(f,s) PerlSIO_fputs(f,s) +#define PerlIO_putc(f,c) PerlSIO_fputc(f,c) +#if defined(VMS) +# if defined(__DECC) + /* Unusual definition of ungetc() here to accomodate fast_sv_gets()' + * belief that it can mix getc/ungetc with reads from stdio buffer */ + int decc$ungetc(int __c, FILE *__stream); +# define PerlIO_ungetc(f,c) ((c) == EOF ? EOF : \ + ((*(f) && !((*(f))->_flag & _IONBF) && \ + ((*(f))->_ptr > (*(f))->_base)) ? \ + ((*(f))->_cnt++, *(--(*(f))->_ptr) = (c)) : decc$ungetc(c,f))) +# else +# define PerlIO_ungetc(f,c) ungetc(c,f) +# endif + /* Work around bug in DECCRTL/AXP (DECC v5.x) and some versions of old + * VAXCRTL which causes read from a pipe after EOF has been returned + * once to hang. + */ +# define PerlIO_getc(f) \ + (feof(f) ? EOF : getc(f)) +# define PerlIO_read(f,buf,count) \ + (feof(f) ? 0 : (SSize_t)fread(buf,1,count,f)) +# define PerlIO_tell(f) ftell(f) +#else +# define PerlIO_getc(f) PerlSIO_fgetc(f) +# define PerlIO_ungetc(f,c) PerlSIO_ungetc(c,f) +# define PerlIO_read(f,buf,count) (SSize_t)PerlSIO_fread(buf,1,count,f) +# define PerlIO_tell(f) PerlSIO_ftell(f) +#endif +#define PerlIO_eof(f) PerlSIO_feof(f) +#define PerlIO_getname(f,b) fgetname(f,b) +#define PerlIO_error(f) PerlSIO_ferror(f) +#define PerlIO_fileno(f) PerlSIO_fileno(f) +#define PerlIO_clearerr(f) PerlSIO_clearerr(f) +#define PerlIO_flush(f) PerlSIO_fflush(f) +#if defined(VMS) && !defined(__DECC) +/* Old VAXC RTL doesn't reset EOF on seek; Perl folk seem to expect this */ +#define PerlIO_seek(f,o,w) (((f) && (*f) && ((*f)->_flag &= ~_IOEOF)),fseek(f,o,w)) +#else +# define PerlIO_seek(f,o,w) PerlSIO_fseek(f,o,w) +#endif + +#define PerlIO_rewind(f) PerlSIO_rewind(f) +#define PerlIO_tmpfile() PerlSIO_tmpfile() + +#define PerlIO_importFILE(f,fl) (f) +#define PerlIO_exportFILE(f,fl) (f) +#define PerlIO_findFILE(f) (f) +#define PerlIO_releaseFILE(p,f) ((void) 0) + +#ifdef HAS_SETLINEBUF +#define PerlIO_setlinebuf(f) PerlSIO_setlinebuf(f); +#else +#define PerlIO_setlinebuf(f) PerlSIO_setvbuf(f, NULL, _IOLBF, 0); +#endif + +/* Now our interface to Configure's FILE_xxx macros */ + +#ifdef USE_STDIO_PTR +#define PerlIO_has_cntptr(f) 1 +#define PerlIO_get_ptr(f) PerlSIO_get_ptr(f) +#define PerlIO_get_cnt(f) PerlSIO_get_cnt(f) + +#ifdef STDIO_CNT_LVALUE +#define PerlIO_canset_cnt(f) 1 +#define PerlIO_set_cnt(f,c) PerlSIO_set_cnt(f,c) +#ifdef STDIO_PTR_LVALUE +#ifdef STDIO_PTR_LVAL_NOCHANGE_CNT +#define PerlIO_fast_gets(f) 1 +#endif +#endif /* STDIO_PTR_LVALUE */ +#else /* STDIO_CNT_LVALUE */ +#define PerlIO_canset_cnt(f) 0 +#define PerlIO_set_cnt(f,c) abort() +#endif + +#ifdef STDIO_PTR_LVALUE +#ifdef STDIO_PTR_LVAL_NOCHANGE_CNT +#define PerlIO_set_ptrcnt(f,p,c) STMT_START {PerlSIO_set_ptr(f,p), PerlIO_set_cnt(f,c);} STMT_END +#else +#ifdef STDIO_PTR_LVAL_SETS_CNT +/* assert() may pre-process to ""; potential syntax error (FILE_ptr(), ) */ +#define PerlIO_set_ptrcnt(f,p,c) STMT_START {PerlSIO_set_ptr(f,p); assert(PerlSIO_get_cnt(f) == (c));} STMT_END +#define PerlIO_fast_gets(f) 1 +#else +#define PerlIO_set_ptrcnt(f,p,c) abort() +#endif +#endif +#endif + +#else /* USE_STDIO_PTR */ + +#define PerlIO_has_cntptr(f) 0 +#define PerlIO_canset_cnt(f) 0 +#define PerlIO_get_cnt(f) (abort(),0) +#define PerlIO_get_ptr(f) (abort(),(void *)0) +#define PerlIO_set_cnt(f,c) abort() +#define PerlIO_set_ptrcnt(f,p,c) abort() + +#endif /* USE_STDIO_PTR */ + +#ifndef PerlIO_fast_gets +#define PerlIO_fast_gets(f) 0 +#endif + + +#ifdef FILE_base +#define PerlIO_has_base(f) 1 +#define PerlIO_get_base(f) PerlSIO_get_base(f) +#define PerlIO_get_bufsiz(f) PerlSIO_get_bufsiz(f) +#else +#define PerlIO_has_base(f) 0 +#define PerlIO_get_base(f) (abort(),(void *)0) +#define PerlIO_get_bufsiz(f) (abort(),0) +#endif + +#endif /* NETWARE */ +#endif /* PERLIO_IS_STDIO */ + +/* + * Local variables: + * c-indentation-style: bsd + * c-basic-offset: 4 + * indent-tabs-mode: t + * End: + * + * ex: set ts=8 sts=4 sw=4 noet: + */ |