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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)
downloadglibc-a8c017767721fec8fd4ee53c1937e31e35dfac08.tar.gz
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glibc-a8c017767721fec8fd4ee53c1937e31e35dfac08.zip
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)