diff options
Diffstat (limited to 'contrib/libio/stdio/obprintf.c')
| -rw-r--r-- | contrib/libio/stdio/obprintf.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/contrib/libio/stdio/obprintf.c b/contrib/libio/stdio/obprintf.c deleted file mode 100644 index 6b959e455a8d..000000000000 --- a/contrib/libio/stdio/obprintf.c +++ /dev/null @@ -1,168 +0,0 @@ -/* Print output of stream to given obstack. - Copyright (C) 1996, 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - - -#ifdef __STDC__ -#include <stdlib.h> -#endif -#include "libioP.h" -#include <string.h> -#include <errno.h> -#include <obstack.h> -#include <stdarg.h> - - -struct _IO_obstack_file -{ - struct _IO_FILE file; - const void *vtable; - struct obstack *obstack; -}; - - -static int -_IO_obstack_overflow (_IO_FILE *fp, int c) -{ - struct obstack *obstack = ((struct _IO_obstack_file *) fp)->obstack; - - /* Make room for another character. This might as well allocate a - new chunk a memory and moves the old contents over. */ - if (c != EOF) - obstack_1grow (obstack, c); - - /* Setup the buffer pointers again. */ - fp->_IO_write_base = obstack_base (obstack); - fp->_IO_write_ptr = obstack_next_free (obstack); - fp->_IO_write_end = fp->_IO_write_base + obstack_room (obstack); - /* Now allocate the rest of the current chunk. */ - obstack_blank_fast (obstack, fp->_IO_write_end - fp->_IO_write_ptr); - - return c; -} - - -static _IO_size_t -_IO_obstack_xsputn (_IO_FILE *fp, const void *data, _IO_size_t n) -{ - struct obstack *obstack = ((struct _IO_obstack_file *) fp)->obstack; - - if (fp->_IO_write_ptr + n > fp->_IO_write_end) - { - /* We need some more memory. First shrink the buffer to the - space we really currently need. */ - obstack_blank (obstack, fp->_IO_write_ptr - fp->_IO_write_end); - - /* Now grow for N bytes. */ - obstack_blank (obstack, n); - - /* Setup the buffer pointers again. */ - fp->_IO_write_base = obstack_base (obstack); - fp->_IO_write_ptr = obstack_next_free (obstack); - fp->_IO_write_end = (fp->_IO_write_base + obstack_room (obstack)); - /* Now allocate the rest of the current chunk. */ - obstack_blank_fast (obstack, fp->_IO_write_end - fp->_IO_write_ptr); - } - else - { - memcpy (fp->_IO_write_ptr, data, n); - fp->_IO_write_ptr += n; - } - - return n; -} - - -/* the jump table. */ -static struct _IO_jump_t _IO_obstack_jumps = -{ - JUMP_INIT_DUMMY, - JUMP_INIT(finish, NULL), - JUMP_INIT(overflow, _IO_obstack_overflow), - JUMP_INIT(underflow, NULL), - JUMP_INIT(uflow, NULL), - JUMP_INIT(pbackfail, NULL), - JUMP_INIT(xsputn, _IO_obstack_xsputn), - JUMP_INIT(xsgetn, NULL), - JUMP_INIT(seekoff, NULL), - JUMP_INIT(seekpos, NULL), - JUMP_INIT(setbuf, NULL), - JUMP_INIT(sync, NULL), - JUMP_INIT(doallocate, NULL), - JUMP_INIT(read, NULL), - JUMP_INIT(write, NULL), - JUMP_INIT(seek, NULL), - JUMP_INIT(close, NULL), - JUMP_INIT(stat, NULL) -}; - - -int -_IO_obstack_vprintf (struct obstack *obstack, const char *format, va_list args) -{ - struct obstack_FILE - { - struct _IO_obstack_file ofile; -#ifdef _IO_MTSAFE_IO - _IO_lock_t lock; -#endif - } new_f; - int result; - -#ifdef _IO_MTSAFE_IO - new_f.ofile.file._lock = &new_f.lock; -#endif - - _IO_init ((_IO_FILE *) &new_f.ofile, 0); - _IO_JUMPS (&new_f.ofile.file) = &_IO_obstack_jumps; - _IO_str_init_static (&new_f.ofile.file, obstack_base (obstack), - (obstack_object_size (obstack) + - obstack_room (obstack)), obstack_next_free (obstack)); - /* Now allocate the rest of the current chunk. */ - obstack_blank_fast (obstack, - (new_f.ofile.file._IO_write_end - - new_f.ofile.file._IO_write_ptr)); - new_f.ofile.obstack = obstack; - - result = _IO_vfprintf ((_IO_FILE *) &new_f, format, args); - - /* Shrink the buffer to the space we really currently need. */ - obstack_blank (obstack, (new_f.ofile.file._IO_write_ptr - - new_f.ofile.file._IO_write_end)); - - return result; -} -#ifdef weak_alias -weak_alias (_IO_obstack_vprintf, obstack_vprintf) -#endif - - -int -_IO_obstack_printf (struct obstack *obstack, const char *format, ...) -{ - int result; - va_list ap; - va_start (ap, format); - result = _IO_obstack_vprintf (obstack, format, ap); - va_end (ap); - return result; -} -#ifdef weak_alias -weak_alias (_IO_obstack_printf, obstack_printf) -#endif |