[ Index ]

PHP Cross Reference of Unnamed Project

title

Body

[close]

/se3-unattended/var/se3/unattended/install/linuxaux/opt/perl/lib/5.10.0/i586-linux-thread-multi/CORE/ -> perlsdio.h (source)

   1  /*    perlsdio.h
   2   *
   3   *    Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001,
   4   *    2002, 2003, 2006, 2007, by Larry Wall and others
   5   *
   6   *    You may distribute under the terms of either the GNU General Public
   7   *    License or the Artistic License, as specified in the README file.
   8   *
   9   */
  10  
  11  #ifdef PERLIO_IS_STDIO
  12  
  13  #ifdef NETWARE
  14      #include "nwstdio.h"
  15  #else
  16  
  17  /*
  18   * This file #define-s the PerlIO_xxx abstraction onto stdio functions.
  19   * Make this as close to original stdio as possible.
  20   */
  21  #define PerlIO                FILE
  22  #define PerlIO_stderr()            PerlSIO_stderr
  23  #define PerlIO_stdout()            PerlSIO_stdout
  24  #define PerlIO_stdin()            PerlSIO_stdin
  25  
  26  #define PerlIO_isutf8(f)        0
  27  
  28  #define PerlIO_printf            PerlSIO_printf
  29  #define PerlIO_stdoutf            PerlSIO_stdoutf
  30  #define PerlIO_vprintf(f,fmt,a)        PerlSIO_vprintf(f,fmt,a)
  31  #define PerlIO_write(f,buf,count)    PerlSIO_fwrite(buf,1,count,f)
  32  #define PerlIO_unread(f,buf,count)    (-1)
  33  #define PerlIO_open            PerlSIO_fopen
  34  #define PerlIO_fdopen            PerlSIO_fdopen
  35  #define PerlIO_reopen            PerlSIO_freopen
  36  #define PerlIO_close(f)            PerlSIO_fclose(f)
  37  #define PerlIO_puts(f,s)        PerlSIO_fputs(f,s)
  38  #define PerlIO_putc(f,c)        PerlSIO_fputc(f,c)
  39  #if defined(VMS)
  40  #  if defined(__DECC)
  41       /* Unusual definition of ungetc() here to accomodate fast_sv_gets()'
  42        * belief that it can mix getc/ungetc with reads from stdio buffer */
  43       int decc$ungetc(int __c, FILE *__stream);
  44  #    define PerlIO_ungetc(f,c) ((c) == EOF ? EOF : \
  45              ((*(f) && !((*(f))->_flag & _IONBF) && \
  46              ((*(f))->_ptr > (*(f))->_base)) ? \
  47              ((*(f))->_cnt++, *(--(*(f))->_ptr) = (c)) : decc$ungetc(c,f)))
  48  #  else
  49  #    define PerlIO_ungetc(f,c)        ungetc(c,f)
  50  #  endif
  51     /* Work around bug in DECCRTL/AXP (DECC v5.x) and some versions of old
  52      * VAXCRTL which causes read from a pipe after EOF has been returned
  53      * once to hang.
  54      */
  55  #  define PerlIO_getc(f) \
  56          (feof(f) ? EOF : getc(f))
  57  #  define PerlIO_read(f,buf,count) \
  58          (feof(f) ? 0 : (SSize_t)fread(buf,1,count,f))
  59  #  define PerlIO_tell(f)        ftell(f)
  60  #else
  61  #  define PerlIO_getc(f)        PerlSIO_fgetc(f)
  62  #  define PerlIO_ungetc(f,c)        PerlSIO_ungetc(c,f)
  63  #  define PerlIO_read(f,buf,count)    (SSize_t)PerlSIO_fread(buf,1,count,f)
  64  #  define PerlIO_tell(f)        PerlSIO_ftell(f)
  65  #endif
  66  #define PerlIO_eof(f)            PerlSIO_feof(f)
  67  #define PerlIO_getname(f,b)        fgetname(f,b)
  68  #define PerlIO_error(f)            PerlSIO_ferror(f)
  69  #define PerlIO_fileno(f)        PerlSIO_fileno(f)
  70  #define PerlIO_clearerr(f)        PerlSIO_clearerr(f)
  71  #define PerlIO_flush(f)            PerlSIO_fflush(f)
  72  #if defined(VMS) && !defined(__DECC)
  73  /* Old VAXC RTL doesn't reset EOF on seek; Perl folk seem to expect this */
  74  #define PerlIO_seek(f,o,w)    (((f) && (*f) && ((*f)->_flag &= ~_IOEOF)),fseek(f,o,w))
  75  #else
  76  #  define PerlIO_seek(f,o,w)        PerlSIO_fseek(f,o,w)
  77  #endif
  78  
  79  #define PerlIO_rewind(f)        PerlSIO_rewind(f)
  80  #define PerlIO_tmpfile()        PerlSIO_tmpfile()
  81  
  82  #define PerlIO_importFILE(f,fl)        (f)
  83  #define PerlIO_exportFILE(f,fl)        (f)
  84  #define PerlIO_findFILE(f)        (f)
  85  #define PerlIO_releaseFILE(p,f)        ((void) 0)
  86  
  87  #ifdef HAS_SETLINEBUF
  88  #define PerlIO_setlinebuf(f)        PerlSIO_setlinebuf(f);
  89  #else
  90  #define PerlIO_setlinebuf(f)        PerlSIO_setvbuf(f, NULL, _IOLBF, 0);
  91  #endif
  92  
  93  /* Now our interface to Configure's FILE_xxx macros */
  94  
  95  #ifdef USE_STDIO_PTR
  96  #define PerlIO_has_cntptr(f)        1
  97  #define PerlIO_get_ptr(f)        PerlSIO_get_ptr(f)
  98  #define PerlIO_get_cnt(f)        PerlSIO_get_cnt(f)
  99  
 100  #ifdef STDIO_CNT_LVALUE
 101  #define PerlIO_canset_cnt(f)        1
 102  #define PerlIO_set_cnt(f,c)        PerlSIO_set_cnt(f,c)
 103  #ifdef STDIO_PTR_LVALUE
 104  #ifdef STDIO_PTR_LVAL_NOCHANGE_CNT
 105  #define PerlIO_fast_gets(f)        1
 106  #endif
 107  #endif /* STDIO_PTR_LVALUE */
 108  #else /* STDIO_CNT_LVALUE */
 109  #define PerlIO_canset_cnt(f)        0
 110  #define PerlIO_set_cnt(f,c)        abort()
 111  #endif
 112  
 113  #ifdef STDIO_PTR_LVALUE
 114  #ifdef STDIO_PTR_LVAL_NOCHANGE_CNT
 115  #define PerlIO_set_ptrcnt(f,p,c)      STMT_START {PerlSIO_set_ptr(f,p), PerlIO_set_cnt(f,c);} STMT_END
 116  #else
 117  #ifdef STDIO_PTR_LVAL_SETS_CNT
 118  /* assert() may pre-process to ""; potential syntax error (FILE_ptr(), ) */
 119  #define PerlIO_set_ptrcnt(f,p,c)      STMT_START {PerlSIO_set_ptr(f,p); assert(PerlSIO_get_cnt(f) == (c));} STMT_END
 120  #define PerlIO_fast_gets(f)        1
 121  #else
 122  #define PerlIO_set_ptrcnt(f,p,c)    abort()
 123  #endif
 124  #endif
 125  #endif
 126  
 127  #else  /* USE_STDIO_PTR */
 128  
 129  #define PerlIO_has_cntptr(f)        0
 130  #define PerlIO_canset_cnt(f)        0
 131  #define PerlIO_get_cnt(f)        (abort(),0)
 132  #define PerlIO_get_ptr(f)        (abort(),(void *)0)
 133  #define PerlIO_set_cnt(f,c)        abort()
 134  #define PerlIO_set_ptrcnt(f,p,c)    abort()
 135  
 136  #endif /* USE_STDIO_PTR */
 137  
 138  #ifndef PerlIO_fast_gets
 139  #define PerlIO_fast_gets(f)        0
 140  #endif
 141  
 142  
 143  #ifdef FILE_base
 144  #define PerlIO_has_base(f)        1
 145  #define PerlIO_get_base(f)        PerlSIO_get_base(f)
 146  #define PerlIO_get_bufsiz(f)        PerlSIO_get_bufsiz(f)
 147  #else
 148  #define PerlIO_has_base(f)        0
 149  #define PerlIO_get_base(f)        (abort(),(void *)0)
 150  #define PerlIO_get_bufsiz(f)        (abort(),0)
 151  #endif
 152  
 153  #endif    /* NETWARE */
 154  #endif /* PERLIO_IS_STDIO */


Generated: Tue Mar 17 22:47:18 2015 Cross-referenced by PHPXref 0.7.1