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1998-07-09  Ulrich Drepper  <drepper@cygnus.com>

	* posix/unistd.h: Simplify #ifdefs.

	* libio/libio.h: Undo last change due to possible C++ problems.
	* libio/fileops.h: Likewise.
This commit is contained in:
Ulrich Drepper 1998-07-09 15:27:41 +00:00
parent e918a7feeb
commit bfcd44c399
6 changed files with 17 additions and 24 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
1998-07-09 Ulrich Drepper <drepper@cygnus.com>
* posix/unistd.h: Simplify #ifdefs.
* libio/libio.h: Undo last change due to possible C++ problems.
* libio/fileops.h: Likewise.
1998-07-09 13:34 Ulrich Drepper <drepper@cygnus.com>
* grp/grp.h: Define gid_t also for __USE_XOPEN.

4
FAQ
View file

@ -947,7 +947,7 @@ new type.
{UD,AJ} On Linux, the use of kernel headers is reduced to the minimum. This
gives Linus the ability to change the headers more freely. Also, user
programs are now insulated from changes in the size of kernel data
programs are not insulated from changes in the size of kernel data
structures.
For example, the sigset_t type is 32 or 64 bits wide in the kernel. In
@ -1069,7 +1069,7 @@ To fix those programs you've got to initialize the variable at run time.
This can be done, e.g. in main, like:
static FILE *InPtr;
int main(void)
int main(void)
{
InPtr = stdin;
}

4
FAQ.in
View file

@ -791,7 +791,7 @@ new type.
{UD,AJ} On Linux, the use of kernel headers is reduced to the minimum. This
gives Linus the ability to change the headers more freely. Also, user
programs are now insulated from changes in the size of kernel data
programs are not insulated from changes in the size of kernel data
structures.
For example, the sigset_t type is 32 or 64 bits wide in the kernel. In
@ -910,7 +910,7 @@ To fix those programs you've got to initialize the variable at run time.
This can be done, e.g. in main, like:
static FILE *InPtr;
int main(void)
int main(void)
{
InPtr = stdin;
}

6
libio/fileops.c
View file

@ -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_UNBUFFERED))
fp->_IO_write_end = ((fp->_flags & (_IO_LINE_BUF+_IO_UNBUFFERED))
? fp->_IO_buf_base : fp->_IO_buf_end);
return count != to_do ? EOF : 0;
}
@ -410,9 +410,9 @@ _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_UNBUFFERED))
f->_IO_write_end = f->_IO_write_ptr;
f->_flags |= _IO_CURRENTLY_PUTTING;
if (f->_flags & (_IO_LINE_BUF+_IO_UNBUFFERED))
f->_IO_write_end = f->_IO_write_ptr;
}
if (ch == EOF)
return _IO_do_flush (f);

18
libio/libio.h
View file

@ -286,24 +286,10 @@ extern int __overflow __P ((_IO_FILE *, int));
((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end \
&& __underflow (_fp) == EOF ? EOF \
: *(unsigned char *) (_fp)->_IO_read_ptr)
#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) \
#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)) == '\n' \
&& ((_fp)->_flags & _IO_LINE_BUF) \
? __overflow (_fp, (unsigned char) *(_fp)->_IO_write_ptr) \
: (unsigned char) (*(_fp)->_IO_write_ptr++)))
#endif
: (unsigned char) (*(_fp)->_IO_write_ptr++ = (_ch)))
#define _IO_feof_unlocked(__fp) (((__fp)->_flags & _IO_EOF_SEEN) != 0)
#define _IO_ferror_unlocked(__fp) (((__fp)->_flags & _IO_ERR_SEEN) != 0)

2
posix/unistd.h
View file

@ -1070,7 +1070,7 @@ extern int rename __P ((__const char *__old, __const char *__new));
#endif
#if defined __USE_POSIX199309 || defined __USE_UNIX98
#ifdef __USE_POSIX199309
/* This function is only available if the system has POSIX threads. */
/* Install handlers to be called when a new process is created with FORK.