1 /* perlsfio.h 2 * 3 * Copyright (C) 1996, 1999, 2000, 2001, 2002, by Larry Wall and others 4 * 5 * You may distribute under the terms of either the GNU General Public 6 * License or the Artistic License, as specified in the README file. 7 * 8 */ 9 10 /* The next #ifdef should be redundant if Configure behaves ... */ 11 #ifndef FILE 12 #define FILE FILE 13 #endif 14 #ifdef I_SFIO 15 #include <sfio.h> 16 #endif 17 18 /* sfio 2000 changed _stdopen to _stdfdopen */ 19 #if SFIO_VERSION >= 20000101L 20 #define _stdopen _stdfdopen 21 #endif 22 23 extern Sfio_t* _stdopen _ARG_((int, const char*)); 24 extern int _stdprintf _ARG_((const char*, ...)); 25 26 #define PerlIO Sfio_t 27 #define PerlIO_stderr() sfstderr 28 #define PerlIO_stdout() sfstdout 29 #define PerlIO_stdin() sfstdin 30 31 #define PerlIO_isutf8(f) 0 32 33 #define PerlIO_printf sfprintf 34 #define PerlIO_stdoutf _stdprintf 35 #define PerlIO_vprintf(f,fmt,a) sfvprintf(f,fmt,a) 36 #define PerlIO_read(f,buf,count) sfread(f,buf,count) 37 #define PerlIO_write(f,buf,count) sfwrite(f,buf,count) 38 #define PerlIO_open(path,mode) sfopen(NULL,path,mode) 39 #define PerlIO_fdopen(fd,mode) _stdopen(fd,mode) 40 #define PerlIO_reopen(path,mode,f) sfopen(f,path,mode) 41 #define PerlIO_close(f) sfclose(f) 42 #define PerlIO_puts(f,s) sfputr(f,s,-1) 43 #define PerlIO_putc(f,c) sfputc(f,c) 44 #define PerlIO_ungetc(f,c) sfungetc(f,c) 45 #define PerlIO_sprintf sfsprintf 46 #define PerlIO_getc(f) sfgetc(f) 47 #define PerlIO_eof(f) sfeof(f) 48 #define PerlIO_error(f) sferror(f) 49 #define PerlIO_fileno(f) sffileno(f) 50 #define PerlIO_clearerr(f) sfclrerr(f) 51 #define PerlIO_flush(f) sfsync(f) 52 #if 0 53 /* This breaks tests */ 54 #define PerlIO_tell(f) sfseek(f,0,1|SF_SHARE) 55 #else 56 #define PerlIO_tell(f) sftell(f) 57 #endif 58 #define PerlIO_seek(f,o,w) sfseek(f,o,w) 59 #define PerlIO_rewind(f) (void) sfseek((f),0L,0) 60 #define PerlIO_tmpfile() sftmp(0) 61 62 #if 0 63 #define PerlIO_importFILE(f,fl) ((void) Perl_croak(aTHX_ "Import from FILE * unimplemented"), NULL) 64 #define PerlIO_findFILE(f) NULL 65 #endif 66 #define PerlIO_exportFILE(f,fl) Perl_croak(aTHX_ "Export to FILE * unimplemented") 67 #define PerlIO_releaseFILE(p,f) Perl_croak(aTHX_ "Release of FILE * unimplemented") 68 69 #define PerlIO_setlinebuf(f) sfset(f,SF_LINE,1) 70 71 /* Now our interface to equivalent of Configure's FILE_xxx macros */ 72 73 #define PerlIO_has_cntptr(f) 1 74 #define PerlIO_get_ptr(f) ((f)->next) 75 #define PerlIO_get_cnt(f) ((f)->endr - (f)->next) 76 #define PerlIO_canset_cnt(f) 1 77 #define PerlIO_fast_gets(f) 1 78 #define PerlIO_set_ptrcnt(f,p,c) STMT_START {(f)->next = (unsigned char *)(p); assert(PerlIO_get_cnt(f) == (c));} STMT_END 79 #define PerlIO_set_cnt(f,c) STMT_START {(f)->next = (f)->endr - (c);} STMT_END 80 81 #define PerlIO_has_base(f) 1 82 #define PerlIO_get_base(f) ((f)->data) 83 #define PerlIO_get_bufsiz(f) ((f)->endr - (f)->data) 84 85 86