Remove this Perl script. There have been zero bug reports against

vnode_if.awk.

1 files changed, 0 insertions, 355 deletions

diff --git a/sys/kern/vnode_if.pl b/sys/kern/vnode_if.pl
deleted file mode 100644
index 0cc3cf9..0000000
--- a/sys/kern/vnode_if.pl
+++ /dev/null
@@ -1,355 +0,0 @@
-#!/usr/bin/perl -w
-
-#
-# Copyright (c) 1992, 1993
-#	The Regents of the University of California.  All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
-# 1. Redistributions of source code must retain the above copyright
-#    notice, this list of conditions and the following disclaimer.
-# 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.
-#
-# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
-# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
-# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
-# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-# SUCH DAMAGE.
-#
-#	@(#)vnode_if.sh	8.1 (Berkeley) 6/10/93
-# $FreeBSD$
-#
-# Script to produce VFS front-end sugar.
-#
-# usage: vnode_if.pl srcfile
-#	(where srcfile is currently /sys/kern/vnode_if.src)
-#
-
-use strict;
-
-my %lockdata;
-
-my $cfile = 0;
-my $hfile = 0;
-my $srcfile;
-
-# Process the command line
-#
-while (my $arg = shift @ARGV) {
-    if ($arg eq '-c') {
-	$cfile = 1;
-    } elsif ($arg eq '-h') {
-	$hfile = 1;
-    } elsif ($arg eq '-ch' || $arg eq '-hc') {
-	$cfile = 1;
-	$hfile = 1;
-    } elsif ($arg =~ m/\.src$/) {
-	$srcfile = $arg;
-    } else {
-	print "usage: vnode_if.pl [-c] [-h] srcfile\n";
-	exit(1);
-    }
-}
-if (!$cfile and !$hfile) {
-    exit(0);		# nothing asked for..
-}
-
-# Names of the created files.
-my $CFILE='vnode_if.c';
-my $HEADER='vnode_if.h';
-
-open(SRC,     "<$srcfile")   || die "Unable to open input file";
-
-if ($hfile) {
-    open(HEADER, ">$HEADER") || die "Unable to create $HEADER";
-    # Print out header information for vnode_if.h.
-    print HEADER <<'END_OF_LEADING_COMMENT'
-/*
- * This file is produced automatically.
- * Do not modify anything in here by hand.
- *
- * Created from $FreeBSD$
- */
-
-extern struct vnodeop_desc vop_default_desc;
-END_OF_LEADING_COMMENT
-    ;
-}
-
-if ($cfile) {
-    open(CFILE,   ">$CFILE") || die "Unable to create $CFILE";
-    # Print out header information for vnode_if.c.
-    print CFILE <<'END_OF_LEADING_COMMENT'
-/*
- * This file is produced automatically.
- * Do not modify anything in here by hand.
- *
- * Created from $FreeBSD$
- */
-
-#include <sys/param.h>
-#include <sys/vnode.h>
-
-struct vnodeop_desc vop_default_desc = {
-	1,			/* special case, vop_default => 1 */
-	"default",
-	0,
-	NULL,
-	VDESC_NO_OFFSET,
-	VDESC_NO_OFFSET,
-	VDESC_NO_OFFSET,
-	VDESC_NO_OFFSET,
-	NULL,
-};
-
-END_OF_LEADING_COMMENT
-    ;
-}
-
-my %a;
-my %dirs;
-my %reles;
-my %types;
-my %args;
-my $numargs;
-my $name;
-
-line: while (<SRC>) {
-    chop;	# strip record separator
-    my @Fld = split ' ';
-    if (@Fld == 0) {
-	next line;
-    }
-    if (/^#/) {
-	if (!/^#%\s+([a-z]+)\s+([a-z]+)\s+(.)\s(.)\s(.)/) {
-	    next;
-	}
-	if (!defined($lockdata{"vop_$1"})) {
-	    $lockdata{"vop_$1"} = {};
-	}
-	$lockdata{"vop_$1"}->{$2} = {
-	    'Entry' => $3,
-	    'OK'    => $4,
-	    'Error' => $5,
-	};
-	next;
-    }
-
-    # Get the function name.
-    $name = $Fld[0];
-    my $uname = uc($name);
-    my $ln;
-    # Get the function arguments.
-    for ($numargs = 0; ; ++$numargs) {
-	if ($ln = <SRC>) {
-	    chomp;
-	} else {
-	    die "Unable to read through the arguments for \"$name\"";
-	}
-	if ($ln =~ /^\};/) {
-	    last;
-	}
-        # For the header file
-	$a{$numargs} = $ln;
-
-        # The rest of this loop is for the C file
-	# Delete comments, if any.
-	$ln =~ s/\/\*.*\*\///g;
-
-	# Delete leading/trailing space.
-	$ln =~ s/^\s*(.*?)\s*$/$1/;
-
-	# Pick off direction.
-	my $dir;
-	if ($ln =~ s/^INOUT\s+//) {
-	    $dir = 'INOUT';
-	} elsif ($ln =~ s/^IN\s+//) {
-	    $dir = 'IN';
-	} elsif ($ln =~ s/^OUT\s+//) {
-	    $dir = 'OUT';
-	} else {
-	     die "No IN/OUT direction for \"$ln\".";
-	}
-	my $rele;
-	if ($ln =~ s/^WILLRELE\s+//) {
-	    $rele = 'WILLRELE';
-	} else {
-	    $rele = 'WONTRELE';
-	}
-
-	# kill trailing ;
-	if ($ln !~ s/;$//) {
-	    die("Missing end-of-line ; in \"$ln\".");
-	}
-
-	# pick off variable name
-	if ($ln !~ s/([A-Za-z0-9_]+)$//) {
-	    die("Missing var name \"a_foo\" in \"$ln\".");
-	}
-	my $arg = $1;
-
-	# what is left must be type
-	# (put clean it up some)
-	my $type = $ln;
-	# condense whitespace
-	$type =~ s/\s+/ /g;
-	$type =~ s/^\s*(.*?)\s*$/$1/;
-
-	$dirs{$numargs} = $dir;
-	$reles{$numargs} = $rele;
-	$types{$numargs} = $type;
-	$args{$numargs} = $arg;
-    }
-
-    if ($hfile) {
-	# Print out the vop_F_args structure.
-	print HEADER "struct ${name}_args {\n\tstruct vnodeop_desc *a_desc;\n";
-	for (my $c2 = 0; $c2 < $numargs; ++$c2) {
-	    $a{$c2} =~ /^\s*(INOUT|OUT|IN)(\s+WILLRELE)?\s+(.*?)\s+(\**)(\S*\;)/;
-	    print HEADER "\t$3 $4a_$5\n", 
-	}
-	print HEADER "};\n";
-
-	# Print out extern declaration.
-	print HEADER "extern struct vnodeop_desc ${name}_desc;\n";
-
-	# Print out function.
-	print HEADER "static __inline int ${uname}(\n";
-	for (my $c2 = 0; $c2 < $numargs; ++$c2) {
-	    $a{$c2} =~ /^\s*(INOUT|OUT|IN)(\s+WILLRELE)?\s+(.*?)\s+(\**\S*)\;/;
-	    print HEADER "\t$3 $4" .
-		($c2 < $numargs-1 ? "," : ")") . "\n";
-	}
-	print HEADER "{\n\tstruct ${name}_args a;\n";
-	print HEADER "\tint rc;\n";
-	print HEADER "\ta.a_desc = VDESC(${name});\n";
-	for (my $c2 = 0; $c2 < $numargs; ++$c2) {
-	    $a{$c2} =~ /(\**)([^;\s]*)([^\s]*)$/;
-	    print HEADER "\ta.a_$2 = $2$3\n", 
-	}
-	for (my $c2 = 0; $c2 < $numargs; ++$c2) {
-	    if (!exists($args{$c2})) {
-		die "Internal error";
-	    }
-	    if (exists($lockdata{$name}) &&
-		exists($lockdata{$name}->{$args{$c2}})) {
-		if (defined($ENV{'DEBUG_ALL_VFS_LOCKS'}) && 
-			$ENV{'DEBUG_ALL_VFS_LOCKS'} =~ /yes/i) {
-		    # Add assertions for locking
-		    if ($lockdata{$name}->{$args{$c2}}->{Entry} eq "L") {
-			print HEADER
-			    "\tASSERT_VOP_LOCKED($args{$c2}, \"$uname\");\n";
-		    } elsif ($lockdata{$name}->{$args{$c2}}->{Entry} eq "U") {
-			print HEADER
-			    "\tASSERT_VOP_UNLOCKED($args{$c2}, \"$uname\");\n";
-		    } elsif (0) {
-			# XXX More checks!
-		    }
-		}
-	    }
-	}
-	$a{0} =~ /\s\**([^;\s]*);/;
-	print HEADER "\trc = VCALL($1, VOFFSET(${name}), &a);\n";
-	print HEADER "\treturn (rc);\n";
-	print HEADER "}\n";
-    }
-
-
-    if ($cfile) {
-	# Print out the vop_F_vp_offsets structure.  This all depends
-	# on naming conventions and nothing else.
-	printf CFILE "static int %s_vp_offsets[] = {\n", $name;
-	# as a side effect, figure out the releflags
-	my $releflags = '';
-	my $vpnum = 0;
-	for (my $i = 0; $i < $numargs; $i++) {
-	    if ($types{$i} eq 'struct vnode *') {
-		printf CFILE "\tVOPARG_OFFSETOF(struct %s_args,a_%s),\n", 
-		$name, $args{$i};
-		if ($reles{$i} eq 'WILLRELE') {
-		    $releflags = $releflags . '|VDESC_VP' . $vpnum . '_WILLRELE';
-		}
-
-		$vpnum++;
-	    }
-	}
-
-	$releflags =~ s/^\|//;
-	print CFILE "\tVDESC_NO_OFFSET\n";
-	print CFILE "};\n";
-
-	# Print out the vnodeop_desc structure.
-	print CFILE "struct vnodeop_desc ${name}_desc = {\n";
-	# offset
-	print CFILE "\t0,\n";
-	# printable name
-	printf CFILE "\t\"%s\",\n", $name;
-	# flags
-	my $vppwillrele = '';
-	for (my $i = 0; $i < $numargs; $i++) {
-	    if ($types{$i} eq 'struct vnode **' && 
-		($reles{$i} eq 'WILLRELE')) {
-		$vppwillrele = '|VDESC_VPP_WILLRELE';
-	    }
-	}
-
-	if ($releflags eq '') {
-	    printf CFILE "\t0%s,\n", $vppwillrele;
-	}
-	else {
-	    printf CFILE "\t%s%s,\n", $releflags, $vppwillrele;
-	}
-
-	# vp offsets
-	printf CFILE "\t%s_vp_offsets,\n", $name;
-	# vpp (if any)
-	printf CFILE "\t%s,\n", &find_arg_with_type('struct vnode **');
-	# cred (if any)
-	printf CFILE "\t%s,\n", &find_arg_with_type('struct ucred *');
-	# thread (if any)
-	printf CFILE "\t%s,\n", &find_arg_with_type('struct thread *');
-	# componentname
-	printf CFILE "\t%s,\n", &find_arg_with_type('struct componentname *');
-	# transport layer information
-	print CFILE "\tNULL,\n};\n\n";
-    }
-}
- 
-if ($hfile) {
-    close(HEADER) || die "Unable to close $HEADER";
-}
-if ($cfile) {
-    close(CFILE)  || die "Unable to close $CFILE";
-}
-close(SRC) || die;
-
-exit 0;
-
-sub find_arg_with_type {
-    my $type = shift;
-    my $i;
-
-    for ($i=0; $i < $numargs; $i++) {
-	if ($types{$i} eq $type) {
-	    return "VOPARG_OFFSETOF(struct ${name}_args,a_" . $args{$i} . ")";
-	}
-    }
-
-    return "VDESC_NO_OFFSET";
-}