add directory bin

bin/old/bash-1.11/builtins/psize.c

@@ -0,0 +1,74 @@
+/* psize.c - Find pipe size. */
+
+/* Copyright (C) 1987, 1991 Free Software Foundation, Inc.
+
+   This file is part of GNU Bash, the Bourne Again SHell.
+
+   Bash is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 1, or (at your option)
+   any later version.
+
+   Bash 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 General Public
+   License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Bash; see the file COPYING.  If not, write to the Free
+   Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+/*  Write output in 128-byte chunks until we get a sigpipe or write gets an
+    EPIPE.  Then report how many bytes we wrote.  We assume that this is the
+    pipe size. */
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <signal.h>
+#include <errno.h>
+
+#include "../general.h"
+extern int errno;
+
+int nw;
+
+sighandler
+sigpipe (sig)
+     int sig;
+{
+  fprintf (stderr, "%d\n", nw);
+  exit (0);
+}
+
+#if !defined (NeXT)
+char *
+memset (s, c, n)
+     register char *s;
+     register int c, n;
+{
+  register char *p = s;
+
+  while (--n >= 0)
+    *s++ = c;
+
+  return (p);
+}
+#endif /* !NeXT */
+
+main (argc, argv)
+     int argc;
+     char **argv;
+{
+  char buf[128];
+
+  memset (buf, ' ', 128);
+  signal (SIGPIPE, sigpipe);
+
+  nw = 0;
+  for (;;)
+    {
+      int n;
+      n = write (1, buf, 128);
+      nw += n;
+    }
+}