haiku/headers/posix/stdio_post.h

103 lines
2.1 KiB
C

#ifndef _STDIO_POST_H_
#define _STDIO_POST_H_
/*
** Distributed under the terms of the OpenBeOS License.
*/
// "Private"/inline functions of our BeOS compatible stdio implementation
// ToDo: this is a work in progress to make our stdio
// BeOS' GNU/libio (almost) binary compatible
// We are not yet compatible!
// Currently only function names are compatible
#ifndef _STDIO_H_
# error "This file must be included from stdio.h!"
#endif
#ifdef __cplusplus
# define __INLINE inline
#else
# define __INLINE extern __inline
#endif
extern int _IO_feof_unlocked(FILE *stream);
extern int _IO_ferror_unlocked(FILE *stream);
extern int _IO_putc(int c, FILE *stream);
extern int _IO_putc_unlocked(int c, FILE *stream);
extern int _IO_getc(FILE *stream);
extern int _IO_getc_unlocked(FILE *stream);
extern int _IO_peekc_unlocked(FILE *stream);
extern int __underflow(FILE *stream);
extern int __uflow(FILE *stream);
extern int __overflow(FILE *stream, int c);
__INLINE int
feof_unlocked(FILE *stream)
{
return _IO_feof_unlocked(stream);
}
__INLINE int
ferror_unlocked(FILE *stream)
{
return _IO_ferror_unlocked(stream);
}
#define getc(stream) \
(_single_threaded ? _IO_getc_unlocked(stream) : _IO_getc(stream))
#define putc(c, stream) \
(_single_threaded ? _IO_putc_unlocked(c, stream) : _IO_putc(c, stream))
__INLINE int
_IO_getc_unlocked(FILE *stream)
{
if (stream->_IO_read_ptr >= stream->_IO_read_end)
return __uflow(stream);
return *(unsigned char *)stream->_IO_read_ptr++;
}
__INLINE int
_IO_peekc_unlocked(FILE *stream)
{
if (stream->_IO_read_ptr >= stream->_IO_read_end && __underflow(stream) == EOF)
return EOF;
return *(unsigned char *)stream->_IO_read_ptr;
}
__INLINE int
_IO_putc_unlocked(int c, FILE *stream)
{
if (stream->_IO_write_ptr >= stream->_IO_write_end)
return __overflow(stream, (unsigned char)c);
return (unsigned char)(*stream->_IO_write_ptr++ = c);
}
__INLINE int
putc_unlocked(int c, FILE *stream)
{
return _IO_putc_unlocked(c, stream);
}
__INLINE int
putchar_unlocked(int c)
{
return _IO_putc_unlocked(c, stdout);
}
#undef __INLINE
#endif /* _STDIO_POST_H_ */