diff options
Diffstat (limited to 'libio')
| -rw-r--r-- | libio/fileops.c | 4 | ||||
| -rw-r--r-- | libio/libio.h | 17 | ||||
| -rw-r--r-- | libio/stdio.h | 6 |
3 files changed, 21 insertions, 6 deletions
diff --git a/libio/fileops.c b/libio/fileops.c index 1219abea5d..66c2fc514b 100644 --- a/libio/fileops.c +++ b/libio/fileops.c @@ -316,7 +316,7 @@ _IO_do_write (fp, data, to_do) fp->_cur_column = _IO_adjust_column (fp->_cur_column - 1, data, to_do) + 1; _IO_setg (fp, fp->_IO_buf_base, fp->_IO_buf_base, fp->_IO_buf_base); fp->_IO_write_base = fp->_IO_write_ptr = fp->_IO_buf_base; - fp->_IO_write_end = ((fp->_flags & (_IO_LINE_BUF+_IO_UNBUFFERED)) + fp->_IO_write_end = ((fp->_flags & (_IO_UNBUFFERED)) ? fp->_IO_buf_base : fp->_IO_buf_end); return count != to_do ? EOF : 0; } @@ -410,7 +410,7 @@ _IO_file_overflow (f, ch) f->_IO_write_end = f->_IO_buf_end; f->_IO_read_base = f->_IO_read_ptr = f->_IO_read_end; - if (f->_flags & (_IO_LINE_BUF+_IO_UNBUFFERED)) + if (f->_flags & (_IO_UNBUFFERED)) f->_IO_write_end = f->_IO_write_ptr; f->_flags |= _IO_CURRENTLY_PUTTING; } diff --git a/libio/libio.h b/libio/libio.h index c3dd640b2f..410794f77c 100644 --- a/libio/libio.h +++ b/libio/libio.h @@ -287,10 +287,23 @@ extern int __overflow __P ((_IO_FILE *, int)); && __underflow (_fp) == EOF ? EOF \ : *(unsigned char *) (_fp)->_IO_read_ptr) -#define _IO_putc_unlocked(_ch, _fp) \ +#ifdef __GNUC__ +# define _IO_putc_unlocked(_ch, _fp) \ + (__extension__ \ + ({ unsigned char _chl = (_ch); \ + (((_fp)->_IO_write_ptr >= (_fp)->_IO_write_end \ + || (_chl == '\n' && ((_fp)->_flags & _IO_LINE_BUF))) \ + ? __overflow (_fp, (unsigned char) _chl) \ + : (unsigned char) (*(_fp)->_IO_write_ptr++ = _chl)); })) +#else +# define _IO_putc_unlocked(_ch, _fp) \ (((_fp)->_IO_write_ptr >= (_fp)->_IO_write_end) \ ? __overflow (_fp, (unsigned char) (_ch)) \ - : (unsigned char) (*(_fp)->_IO_write_ptr++ = (_ch))) + : ((unsigned char) (*(_fp)->_IO_write_ptr = (_ch)) == '\n' \ + && ((_fp)->_flags & _IO_LINE_BUF) \ + ? __overflow (_fp, (unsigned char) *(_fp)->_IO_write_ptr) \ + : (unsigned char) (*(_fp)->_IO_write_ptr++))) +#endif #define _IO_feof_unlocked(__fp) (((__fp)->_flags & _IO_EOF_SEEN) != 0) #define _IO_ferror_unlocked(__fp) (((__fp)->_flags & _IO_ERR_SEEN) != 0) diff --git a/libio/stdio.h b/libio/stdio.h index b220e41081..1167d3cf39 100644 --- a/libio/stdio.h +++ b/libio/stdio.h @@ -32,7 +32,9 @@ __BEGIN_DECLS # define __need_NULL # include <stddef.h> -# define __need___va_list +# ifndef __USE_XOPEN +# define __need___va_list +# endif # include <stdarg.h> # include <bits/types.h> @@ -111,7 +113,7 @@ extern void __libc_fatal __P ((__const char *__message)) #define SEEK_END 2 /* Seek from end of file. */ -#ifdef __USE_SVID +#if defined __USE_SVID || defined __USE_XOPEN /* Default path prefix for `tempnam' and `tmpnam'. */ # define P_tmpdir "/tmp" #endif |