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authorRoland McGrath <roland@gnu.org>2002-04-30 22:00:59 +0000
committerRoland McGrath <roland@gnu.org>2002-04-30 22:00:59 +0000
commita8c017767721fec8fd4ee53c1937e31e35dfac08 (patch)
tree11c43b6158f98ebcce0ab0b5555faa3a35d43187 /stdio/fwrite.c
parent8543f93de2a52f1e314051aa20f7394a7c13366f (diff)
2002-04-30 Roland McGrath <roland@frob.com>
Removed old GNU stdio implementation; GNU libio is now the only option. * configure.in: Removed --enable-libio option and @stdio@ subst var. Define USE_IN_LIBIO unconditionally. * configure: Regenerated. * Makeconfig (stdio): Set to libio by default. * config.make.in (stdio): Variable removed. * sysdeps/unix/sysv/linux/configure.in: Don't set $stdio. * sysdeps/unix/sysv/linux/configure: Regenerated. * sysdeps/mach/hurd/configure.in: Don't test $stdio. * sysdeps/mach/hurd/configure: Regenerated. * stdio/.cvsignore: File removed. * stdio/Makefile: File removed. * stdio/Versions: File removed. * stdio/__fbufsize.c: File removed. * stdio/__flbf.c: File removed. * stdio/__fpending.c: File removed. * stdio/__fpurge.c: File removed. * stdio/__freadable.c: File removed. * stdio/__freading.c: File removed. * stdio/__fsetlocking.c: File removed. * stdio/__fwritable.c: File removed. * stdio/__fwriting.c: File removed. * stdio/clearerr.c: File removed. * stdio/fclose.c: File removed. * stdio/fcloseall.c: File removed. * stdio/feof.c: File removed. * stdio/ferror.c: File removed. * stdio/fflush.c: File removed. * stdio/fgetc.c: File removed. * stdio/fgetpos.c: File removed. * stdio/fgets.c: File removed. * stdio/fileno.c: File removed. * stdio/fmemopen.c: File removed. * stdio/fopen.c: File removed. * stdio/fopncook.c: File removed. * stdio/fputc.c: File removed. * stdio/fputs.c: File removed. * stdio/fread.c: File removed. * stdio/freopen.c: File removed. * stdio/fseek.c: File removed. * stdio/fsetpos.c: File removed. * stdio/ftell.c: File removed. * stdio/fwrite.c: File removed. * stdio/getc.c: File removed. * stdio/getchar.c: File removed. * stdio/getdelim.c: File removed. * stdio/gets.c: File removed. * stdio/glue.c: File removed. * stdio/internals.c: File removed. * stdio/linewrap.c: File removed. * stdio/linewrap.h: File removed. * stdio/memstream.c: File removed. * stdio/newstream.c: File removed. * stdio/obstream.c: File removed. * stdio/putc.c: File removed. * stdio/putchar.c: File removed. * stdio/puts.c: File removed. * stdio/rewind.c: File removed. * stdio/setbuf.c: File removed. * stdio/setbuffer.c: File removed. * stdio/setlinebuf.c: File removed. * stdio/setvbuf.c: File removed. * stdio/stdio.h: File removed. * stdio/ungetc.c: File removed. * stdio/vasprintf.c: File removed. * stdio/vscanf.c: File removed. * stdio/vsnprintf.c: File removed. * stdio/vsprintf.c: File removed. * stdio/vsscanf.c: File removed. * sysdeps/generic/defs.c: File removed. * sysdeps/generic/fdopen.c: File removed. * sysdeps/generic/pipestream.c: File removed. * sysdeps/generic/stdio_init.c: File removed. * sysdeps/generic/sysd-stdio.c: File removed. * sysdeps/generic/vdprintf.c: File removed. * sysdeps/mach/hurd/defs.c: File removed. * sysdeps/mach/hurd/fdopen.c: File removed. * sysdeps/mach/hurd/pipestream.c: File removed. * sysdeps/mach/hurd/stdio_init.c: File removed. * sysdeps/mach/hurd/sysd-stdio.c: File removed. * sysdeps/mach/hurd/vdprintf.c: File removed. * sysdeps/posix/defs.c: File removed. * sysdeps/posix/fdopen.c: File removed. * sysdeps/posix/pipestream.c: File removed. * sysdeps/posix/stdio_init.c: File removed. * sysdeps/posix/vdprintf.c: File removed. * sysdeps/unix/pipestream.c: File removed. * sysdeps/unix/sysv/sysd-stdio.c: File removed. * sysdeps/unix/sysv/sco3.2.4/pipestream.c: File removed. * sysdeps/unix/sysv/sysv4/pipestream.c: File removed.
Diffstat (limited to 'stdio/fwrite.c')
-rw-r--r--stdio/fwrite.c222
1 files changed, 0 insertions, 222 deletions
diff --git a/stdio/fwrite.c b/stdio/fwrite.c
deleted file mode 100644
index 588e40b48f..0000000000
--- a/stdio/fwrite.c
+++ /dev/null
@@ -1,222 +0,0 @@
-/* Copyright (C) 1991, 92, 93, 94, 96, 97, 98 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <errno.h>
-#include <stdio.h>
-#include <string.h>
-
-
-/* Write NMEMB chunks of SIZE bytes each from PTR onto STREAM. */
-size_t
-fwrite (ptr, size, nmemb, stream)
- const void *ptr;
- size_t size;
- size_t nmemb;
- register FILE *stream;
-{
- register const unsigned char *p = (const unsigned char *) ptr;
- register size_t to_write = size * nmemb;
- register size_t written = 0;
- int newlinep;
- size_t buffer_space;
- int default_func;
-
- if (!__validfp (stream) || !stream->__mode.__write)
- {
- __set_errno (EINVAL);
- return 0;
- }
-
- if (ferror (stream))
- return 0;
- if (p == NULL || to_write == 0)
- return 0;
-
- if (!stream->__seen || stream->__put_limit == stream->__buffer)
- {
- /* This stream has never been seen before.
- Calling __flshfp will give it a buffer
- and I/O functions if it needs them. */
- if (__flshfp (stream, *p++) == EOF)
- return 0;
- if (--to_write == 0)
- return 1;
- else
- ++written;
- }
-
- default_func
- = stream->__room_funcs.__output == __default_room_functions.__output;
-
- {
- int save = errno;
-
- if (__stdio_check_offset (stream) == EOF && errno != ESPIPE)
- {
- stream->__error = 1;
- goto done;
- }
-
- __set_errno (save);
- }
-
- if (stream->__buffer == NULL && default_func &&
- stream->__offset == stream->__target)
- write_through:
- /* This is an unbuffered stream using the standard output
- buffer-flushing function, so we just do a straight write. */
- {
- int count = (stream->__io_funcs.__write == NULL ? to_write :
- (*stream->__io_funcs.__write) (stream->__cookie,
- (const char *) p,
- to_write));
- if (count > 0)
- {
- written += count;
- if (stream->__offset != -1)
- {
- stream->__offset += count;
- stream->__target = stream->__offset;
- }
- to_write -= count;
- p += count;
- }
- else
- stream->__error = 1;
- goto done;
- }
-
- /* We ignore the end pointer here since we want to find out how much space
- is really in the buffer, even for a line-buffered stream. */
- buffer_space = stream->__bufsize - (stream->__bufp - stream->__buffer);
-
- newlinep = (stream->__linebuf &&
- memchr ((const void *) p, '\n', to_write) != NULL);
-
- if (newlinep && stream->__bufp == stream->__buffer &&
- stream->__offset == stream->__target)
- /* The buffer's empty, and we want to write our data
- out soon anyway, so just write it straight out. */
- goto write_through;
-
- if (stream->__bufsize == 0 && !default_func)
- {
- /* No buffer, and a special function.
- We can't do much better than putc. */
- while (to_write-- > 0)
- {
- if (__flshfp (stream, *p++) == EOF)
- break;
- else
- ++written;
- }
- }
- else if (!default_func || buffer_space >= to_write)
- {
- /* There is enough room in the buffer for everything we want to write
- or the user has specified his own output buffer-flushing/expanding
- function. */
- fill_buffer:
- while (to_write > 0)
- {
- register size_t n = to_write;
-
- if (n > buffer_space)
- n = buffer_space;
-
- buffer_space -= n;
-
- written += n;
- to_write -= n;
-
- if (n < 20)
- while (n-- > 0)
- *stream->__bufp++ = *p++;
- else
- {
- memcpy ((void *) stream->__bufp, (void *) p, n);
- stream->__bufp += n;
- p += n;
- }
-
- if (to_write == 0)
- /* Done writing. */
- break;
- else if (buffer_space == 0)
- {
- /* We have filled the buffer, so flush it. */
- if (fflush (stream) == EOF)
- break;
-
- /* Reset our record of the space available in the buffer,
- since we have just flushed it. */
- check_space:
- buffer_space = (stream->__bufsize -
- (stream->__bufp - stream->__buffer));
- if (buffer_space == 0)
- {
- /* With a custom output-room function, flushing might
- not create any buffer space. Try writing a single
- character to create the space. */
- if (__flshfp (stream, *p++) == EOF)
- goto done;
- ++written;
- --to_write;
- goto check_space;
- }
- }
- }
-
- /* We have written all the data into the buffer. If we are
- line-buffered and just put a newline in the buffer, flush now to
- make sure it gets out. */
- if (newlinep)
- fflush (stream);
- }
- else
- {
- /* It won't all fit in the buffer. */
-
- if (stream->__bufp != stream->__buffer)
- {
- /* There are characters in the buffer. Flush them. */
- if (__flshfp (stream, EOF) == EOF)
- goto done;
- }
-
- /* The buffer has been flushed.
- Now either fill it or write directly. */
-
- buffer_space = stream->__bufsize - (stream->__bufp - stream->__buffer);
-
- if (stream->__offset == stream->__target &&
- (buffer_space < to_write || newlinep))
- /* What we have to write is bigger than the buffer,
- or it contains a newline and we're line-buffered,
- so write it out. */
- goto write_through;
- else
- /* It will fit in the buffer. */
- goto fill_buffer;
- }
-
- done:;
- return (size_t) written / size;
-}
-
-weak_alias (fwrite, fwrite_unlocked)