diff options
Diffstat (limited to 'lib/freading.c')
| -rw-r--r-- | lib/freading.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/lib/freading.c b/lib/freading.c index 2f2babfaa7..51aed0e9b2 100644 --- a/lib/freading.c +++ b/lib/freading.c @@ -31,38 +31,38 @@ freading (FILE *fp) /* Most systems provide FILE as a struct and the necessary bitmask in <stdio.h>, because they need it for implementing getc() and putc() as fast macros. */ -#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */ +# if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */ return ((fp->_flags & _IO_NO_WRITES) != 0 || ((fp->_flags & (_IO_NO_READS | _IO_CURRENTLY_PUTTING)) == 0 && fp->_IO_read_base != NULL)); -#elif defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, MacOS X, Cygwin */ +# elif defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, MacOS X, Cygwin */ return (fp_->_flags & __SRD) != 0; -#elif defined __EMX__ /* emx+gcc */ +# elif defined __EMX__ /* emx+gcc */ return (fp->_flags & _IOREAD) != 0; -#elif defined _IOERR /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, NonStop Kernel */ -# if defined __sun /* Solaris */ +# elif defined _IOERR /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, NonStop Kernel */ +# if defined __sun /* Solaris */ return (fp->_flag & _IOREAD) != 0 && (fp->_flag & _IOWRT) == 0; -# else +# else return (fp->_flag & _IOREAD) != 0; -# endif -#elif defined __UCLIBC__ /* uClibc */ +# endif +# elif defined __UCLIBC__ /* uClibc */ return (fp->__modeflags & (__FLAG_READONLY | __FLAG_READING)) != 0; -#elif defined __QNX__ /* QNX */ +# elif defined __QNX__ /* QNX */ return ((fp->_Mode & 0x2 /* _MOPENW */) == 0 || (fp->_Mode & 0x1000 /* _MREAD */) != 0); -#elif defined __MINT__ /* Atari FreeMiNT */ +# elif defined __MINT__ /* Atari FreeMiNT */ if (!fp->__mode.__write) return 1; if (!fp->__mode.__read) return 0; -# ifdef _IO_CURRENTLY_GETTING /* Flag added on 2009-02-28 */ +# ifdef _IO_CURRENTLY_GETTING /* Flag added on 2009-02-28 */ return (fp->__flags & _IO_CURRENTLY_GETTING) != 0; -# else +# else return (fp->__buffer < fp->__get_limit /*|| fp->__bufp == fp->__put_limit ??*/); +# endif +# else +# error "Please port gnulib freading.c to your platform!" # endif -#else - #error "Please port gnulib freading.c to your platform!" -#endif } #endif |