Loading...
--- Libc/Libc-1044.1.2/stdio/FreeBSD/makebuf.c
+++ Libc/Libc-583/stdio/FreeBSD/makebuf.c
@@ -13,6 +13,10 @@
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
@@ -34,7 +38,7 @@
static char sccsid[] = "@(#)makebuf.c 8.1 (Berkeley) 6/4/93";
#endif /* LIBC_SCCS and not lint */
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/stdio/makebuf.c,v 1.6 2007/01/09 00:28:07 imp Exp $");
+__FBSDID("$FreeBSD: src/lib/libc/stdio/makebuf.c,v 1.4 2002/03/22 21:53:04 obrien Exp $");
#include "namespace.h"
#include <sys/types.h>
@@ -42,18 +46,8 @@
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
+#include "local.h"
#include "un-namespace.h"
-
-#include "libc_private.h"
-#include "local.h"
-
-#ifdef FEATURE_SMALL_STDIOBUF
-# define MAXBUFSIZE (1 << 12)
-#else
-# define MAXBUFSIZE (1 << 16)
-#endif
-
-#define TTYBUFSIZE 4096
/*
* Allocate a file buffer, or switch to unbuffered I/O.
@@ -77,12 +71,6 @@
return;
}
flags = __swhatbuf(fp, &size, &couldbetty);
- if (couldbetty && isatty(fp->_file)) {
- flags |= __SLBF;
- /* st_blksize for ttys is 128K, so make it more reasonable */
- if (size > TTYBUFSIZE)
- fp->_blksize = size = TTYBUFSIZE;
- }
if ((p = malloc(size)) == NULL) {
fp->_flags |= __SNBF;
fp->_bf._base = fp->_p = fp->_nbuf;
@@ -93,6 +81,8 @@
flags |= __SMBF;
fp->_bf._base = fp->_p = p;
fp->_bf._size = size;
+ if (couldbetty && isatty(fp->_file))
+ flags |= __SLBF;
fp->_flags |= flags;
}
@@ -125,7 +115,8 @@
* __sseek is mainly paranoia.) It is safe to set _blksize
* unconditionally; it will only be used if __SOPT is also set.
*/
- fp->_blksize = *bufsize = st.st_blksize > MAXBUFSIZE ? MAXBUFSIZE : st.st_blksize;
+ *bufsize = st.st_blksize;
+ fp->_blksize = st.st_blksize;
return ((st.st_mode & S_IFMT) == S_IFREG && fp->_seek == __sseek ?
__SOPT : __SNPT);
}