forked from schacon/perl
/
perlsfio.h
85 lines (72 loc) · 2.71 KB
/
perlsfio.h
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/* perlsfio.h
*
* Copyright (C) 1996, 1999, 2000, 2001, 2002, 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.
*
*/
/* The next #ifdef should be redundant if Configure behaves ... */
#ifndef FILE
#define FILE FILE
#endif
#ifdef I_SFIO
#include <sfio.h>
#endif
/* sfio 2000 changed _stdopen to _stdfdopen */
#if SFIO_VERSION >= 20000101L
#define _stdopen _stdfdopen
#endif
extern Sfio_t* _stdopen _ARG_((int, const char*));
extern int _stdprintf _ARG_((const char*, ...));
#define PerlIO Sfio_t
#define PerlIO_stderr() sfstderr
#define PerlIO_stdout() sfstdout
#define PerlIO_stdin() sfstdin
#define PerlIO_isutf8(f) 0
#define PerlIO_printf sfprintf
#define PerlIO_stdoutf _stdprintf
#define PerlIO_vprintf(f,fmt,a) sfvprintf(f,fmt,a)
#define PerlIO_read(f,buf,count) sfread(f,buf,count)
#define PerlIO_write(f,buf,count) sfwrite(f,buf,count)
#define PerlIO_open(path,mode) sfopen(NULL,path,mode)
#define PerlIO_fdopen(fd,mode) _stdopen(fd,mode)
#define PerlIO_reopen(path,mode,f) sfopen(f,path,mode)
#define PerlIO_close(f) sfclose(f)
#define PerlIO_puts(f,s) sfputr(f,s,-1)
#define PerlIO_putc(f,c) sfputc(f,c)
#define PerlIO_ungetc(f,c) sfungetc(f,c)
#define PerlIO_sprintf sfsprintf
#define PerlIO_getc(f) sfgetc(f)
#define PerlIO_eof(f) sfeof(f)
#define PerlIO_error(f) sferror(f)
#define PerlIO_fileno(f) sffileno(f)
#define PerlIO_clearerr(f) sfclrerr(f)
#define PerlIO_flush(f) sfsync(f)
#if 0
/* This breaks tests */
#define PerlIO_tell(f) sfseek(f,0,1|SF_SHARE)
#else
#define PerlIO_tell(f) sftell(f)
#endif
#define PerlIO_seek(f,o,w) sfseek(f,o,w)
#define PerlIO_rewind(f) (void) sfseek((f),0L,0)
#define PerlIO_tmpfile() sftmp(0)
#if 0
#define PerlIO_importFILE(f,fl) ((void) Perl_croak(aTHX_ "Import from FILE * unimplemented"), NULL)
#define PerlIO_findFILE(f) NULL
#endif
#define PerlIO_exportFILE(f,fl) Perl_croak(aTHX_ "Export to FILE * unimplemented")
#define PerlIO_releaseFILE(p,f) Perl_croak(aTHX_ "Release of FILE * unimplemented")
#define PerlIO_setlinebuf(f) sfset(f,SF_LINE,1)
/* Now our interface to equivalent of Configure's FILE_xxx macros */
#define PerlIO_has_cntptr(f) 1
#define PerlIO_get_ptr(f) ((f)->next)
#define PerlIO_get_cnt(f) ((f)->endr - (f)->next)
#define PerlIO_canset_cnt(f) 1
#define PerlIO_fast_gets(f) 1
#define PerlIO_set_ptrcnt(f,p,c) STMT_START {(f)->next = (unsigned char *)(p); assert(PerlIO_get_cnt(f) == (c));} STMT_END
#define PerlIO_set_cnt(f,c) STMT_START {(f)->next = (f)->endr - (c);} STMT_END
#define PerlIO_has_base(f) 1
#define PerlIO_get_base(f) ((f)->data)
#define PerlIO_get_bufsiz(f) ((f)->endr - (f)->data)