Initial import of pkg_filecheck, a tool to compare the file system

contents with the package database, reporting files that are in
the file system but not in the package database.
Written by Dieter Baron (dillo@) with man pages from Thomas Klausner (wiz@).

9 files changed, 726 insertions, 0 deletions

diff --git a/pkgtools/pkg_filecheck/DESCR b/pkgtools/pkg_filecheck/DESCR
new file mode 100644
index 00000000000..d054ef1d3e2
--- /dev/null
+++ b/pkgtools/pkg_filecheck/DESCR
@@ -0,0 +1,3 @@
+pkg_filecheck compares the file system contents with the list of
+files recorded in the package database, and reports any files that
+are in the file system, but not in the database.
diff --git a/pkgtools/pkg_filecheck/Makefile b/pkgtools/pkg_filecheck/Makefile
new file mode 100644
index 00000000000..7d70dd49216
--- /dev/null
+++ b/pkgtools/pkg_filecheck/Makefile
@@ -0,0 +1,45 @@
+# $NetBSD: Makefile,v 1.1.1.1 2003/07/13 16:15:34 wiz Exp $
+#
+
+DISTNAME=		pkg_filecheck-0.1
+WRKSRC=			${WRKDIR}
+CATEGORIES=		pkgtools devel
+MASTER_SITES=		# empty
+DISTFILES=		# empty
+
+MAINTAINER=		dillo@netbsd.org
+#HOMEPAGE=		http://www.netbsd.org/Documentation/netbsd/Packages.txt
+COMMENT=		check for files not owned by any package
+
+USE_PERL5=	run
+
+EXTRACT_ONLY=	# empty
+NO_CHECKSUM=	yes
+NO_CONFIGURE=	yes
+
+CONF_FILES=	${PREFIX}/share/examples/pkg_filecheck/pkg_filecheck.conf \
+		${PKG_SYSCONFDIR}/pkg_filecheck.conf
+
+do-build:
+.for f in builddb.pl builddb.1 pkg_filecheck.conf pkg_filecheck.conf.5 \
+	pkg_filecheck.c pkg_filecheck.1
+	${SED} -e 's|@PREFIX@|${PREFIX}|g' \
+		-e 's|@PKG_SYSCONFDIR@|${PKG_SYSCONFDIR}|g' \
+		-e 's|@X11PREFIX@|${X11PREFIX}|g' \
+		< ${FILESDIR}/${f} \
+		> ${WRKSRC}/${f}
+.endfor
+	cd ${WRKSRC} && ${MAKE} pkg_filecheck
+
+do-install:
+	${INSTALL_SCRIPT} ${WRKSRC}/builddb.pl ${PREFIX}/bin/builddb
+	${INSTALL_PROGRAM} ${WRKSRC}/pkg_filecheck ${PREFIX}/bin/pkg_filecheck
+	${INSTALL_MAN} ${WRKSRC}/builddb.1 ${PREFIX}/man/man1
+	${INSTALL_MAN} ${WRKSRC}/pkg_filecheck.1 ${PREFIX}/man/man1
+	${INSTALL_MAN} ${WRKSRC}/pkg_filecheck.conf.5 ${PREFIX}/man/man5
+	${INSTALL_DATA_DIR} ${PREFIX}/share/examples/pkg_filecheck
+	${INSTALL_DATA} ${WRKSRC}/pkg_filecheck.conf \
+		${PREFIX}/share/examples/pkg_filecheck/pkg_filecheck.conf
+
+.include "../../mk/bsd.pkg.install.mk"
+.include "../../mk/bsd.pkg.mk"
diff --git a/pkgtools/pkg_filecheck/PLIST b/pkgtools/pkg_filecheck/PLIST
new file mode 100644
index 00000000000..7c2575fa179
--- /dev/null
+++ b/pkgtools/pkg_filecheck/PLIST
@@ -0,0 +1,8 @@
+@comment $NetBSD: PLIST,v 1.1.1.1 2003/07/13 16:15:34 wiz Exp $
+bin/builddb
+bin/pkg_filecheck
+man/man1/builddb.1
+man/man1/pkg_filecheck.1
+man/man5/pkg_filecheck.conf.5
+share/examples/pkg_filecheck/pkg_filecheck.conf
+@dirrm share/examples/pkg_filecheck
diff --git a/pkgtools/pkg_filecheck/files/builddb.1 b/pkgtools/pkg_filecheck/files/builddb.1
new file mode 100644
index 00000000000..518225d692b
--- /dev/null
+++ b/pkgtools/pkg_filecheck/files/builddb.1
@@ -0,0 +1,65 @@
+.\"	$NetBSD: builddb.1,v 1.1.1.1 2003/07/13 16:15:34 wiz Exp $
+.\"
+.\" Copyright (c) 2003 Thomas Klausner
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR, THOMAS KLAUSNER,
+.\" ``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 FOUNDATION 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.
+.\"
+.Dd July 13, 2003
+.Dt BUILDDB 1
+.Os
+.Sh NAME
+.Nm builddb
+.Nd create database from file system or tar file
+.Sh SYNOPSIS
+.Nm
+.Op Fl hv
+.Op Fl o Ar db-file
+.Ar tar-file | Ar directory
+.Op Ar ...
+.Sh DESCRIPTION
+.Nm
+reads the tar file
+.Ar tar-file
+or the contents of the directory hierarchy starting at
+.Ar directory
+and creates a database from it which can be used by
+.Nm pkg_filecheck .
+.Pp
+Supported options:
+.Bl -tag -width XoXdbXfileX -offset indent
+.It Fl h
+Display a short help message.
+.It Fl o Ar db-file
+Use
+.Ar db-file
+as database output file instead of the default
+.Pa /var/db/pkg/xdb.byfile.db .
+.It Fl v
+Verbose mode.
+Report each file found.
+.El
+.Sh SEE ALSO
+.Xr pkg_filecheck 1
+.Sh BUGS
+.Nm
+is written in Perl.
diff --git a/pkgtools/pkg_filecheck/files/builddb.pl b/pkgtools/pkg_filecheck/files/builddb.pl
new file mode 100644
index 00000000000..74778cf7bdc
--- /dev/null
+++ b/pkgtools/pkg_filecheck/files/builddb.pl
@@ -0,0 +1,133 @@
+#!@PREFIX@/bin/perl
+
+#  $NetBSD: builddb.pl,v 1.1.1.1 2003/07/13 16:15:34 wiz Exp $
+#
+#  builddb -- build .byfile.db from tgz files or directory hierarchies.
+#  Copyright (C) 2000, 2003 Dieter Baron
+#
+#  This file is part of img2eps, an image to EPS file converter.
+#  The author can be contacted at <dillo@giga.or.at>
+#
+#  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. The name of the author may not be used to endorse or promote
+#     products derived from this software without specific prior
+#     written permission.
+# 
+#  THIS SOFTWARE IS PROVIDED BY DIETER BARON ``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 DIETER BARON 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.
+
+use strict;
+use Getopt::Std;
+use DB_File;
+
+my $prg;
+my $options = 'hvo:';
+my $usage = '[-hv] [-o db-file] tar-file|directory ...';
+my %opt;
+my ($verbose, $dbfile);
+my %db;
+my ($file, $pkg, $opkg);
+
+#
+# defaults
+#
+
+$verbose = 0;
+$dbfile = '/var/db/pkg/xdb.byfile.db';
+
+#
+# command line handling
+#
+
+($prg) = ($0 =~ /([^\/]+)$/);
+
+getopts($options, \%opt);
+
+if ($opt{h}) {
+    print <<EOF;
+usage: $prg $usage
+  -h           display this help message
+  -o DB-FILE   output to DB-FILE
+  -v           verbose mode
+EOF
+    exit 0;
+}
+
+if (@ARGV == 0) {
+    print STDERR "usage: $prg $usage\n";
+    exit 1;
+}
+
+$verbose = $opt{v} if ($opt{v});
+$dbfile = $opt{o} if ($opt{o});
+
+#
+# setup
+#
+
+tie %db, 'DB_File', $dbfile, O_RDWR|O_CREAT, 0666, $DB_BTREE
+	or die "cannot open db `$dbfile': $!\n";
+
+#
+# process tar files
+#
+
+foreach $file (@ARGV) {
+    if (-f $file) {
+	unless (open LST, "tar -tzf $file |") {
+	    warn "cannot list `$file': $!\n";
+	    next;
+	}
+	
+	($pkg) = ($file =~ m/([^\/]+)\.tgz$/);
+    }
+    elsif (-d $file) {
+	$pkg = $file;
+
+	$file = "`pwd`/$file" unless ($file =~ m!^/!);
+	unless (open LST, "find $file -type f |") {
+	    warn "cannot list `$file': $!\n";
+	    next;
+	}
+    }
+    else {
+	warn "no such file or directory: `$file'";
+	next;
+    }
+    
+    while (<LST>) {
+	chomp;
+	if (exists($db{"$_\0"})) {
+	    ($opkg = $db{"$_\0"}) =~ s/\0//;
+	    warn "overwriting `$_' (old: $opkg, new: $pkg)\n";
+	}
+	print "$pkg: $_\n" if ($verbose);
+	$db{"$_\0"} = "$pkg\0";
+    }
+
+    close LST;
+}
+
+#
+# cleanup
+#
+
+untie %db;
diff --git a/pkgtools/pkg_filecheck/files/pkg_filecheck.1 b/pkgtools/pkg_filecheck/files/pkg_filecheck.1
new file mode 100644
index 00000000000..27da94bf175
--- /dev/null
+++ b/pkgtools/pkg_filecheck/files/pkg_filecheck.1
@@ -0,0 +1,65 @@
+.\"	$NetBSD: pkg_filecheck.1,v 1.1.1.1 2003/07/13 16:15:34 wiz Exp $
+.\"
+.\" Copyright (c) 2003 Thomas Klausner
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR, THOMAS KLAUSNER,
+.\" ``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 FOUNDATION 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.
+.\"
+.Dd July 13, 2003
+.Dt PKG_FILECHECK 1
+.Os
+.Sh NAME
+.Nm pkg_filecheck
+.Nd compare file system contents with package database
+.Sh SYNOPSIS
+.Nm
+.Op Fl h
+.Op Fl c Ar config-file
+.Sh DESCRIPTION
+.Nm
+reads the package tools database and and compares it with the actual
+contents of the directory hierarchy starting at
+.Pa @PREFIX@ ,
+reporting any files that are on the file system, but not in the
+database.
+The database used and the hierarchy to be checked can be changed
+in the config file.
+.Pp
+Supported options:
+.Bl -tag -width XcXconfigXfileX -offset indent
+.It Fl c Ar config-file
+Use
+.Ar config-file
+as config file instead of the default
+.Pa @PKG_SYSCONFDIR@/pkg_filecheck.conf .
+.It Fl h
+Display a very short help message.
+.El
+.Sh SEE ALSO
+.Xr builddb 1
+.Sh BUGS
+.Nm
+does not report files that are in the database, but not in the file
+system.
+You can use
+.Dq Ic pkg_admin Ar check
+for that.
diff --git a/pkgtools/pkg_filecheck/files/pkg_filecheck.c b/pkgtools/pkg_filecheck/files/pkg_filecheck.c
new file mode 100644
index 00000000000..b372c625d69
--- /dev/null
+++ b/pkgtools/pkg_filecheck/files/pkg_filecheck.c
@@ -0,0 +1,315 @@
+/*
+  $NetBSD: pkg_filecheck.c,v 1.1.1.1 2003/07/13 16:15:34 wiz Exp $
+
+  pkg_filecheck.c -- check for files not owned by any package
+  Copyright (C) 2001 Dieter Baron
+
+  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. The name of the author may not be used to endorse or promote
+     products derived from this software without specific prior
+     written permission.
+ 
+  THIS SOFTWARE IS PROVIDED BY DIETER BARON ``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 DIETER BARON 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.
+*/
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <db.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <fts.h>
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+struct array {
+    void **p;
+    int len, alen;
+};
+
+char *prg;
+
+static int check(char **dir, DB **db, char **ignore);
+static int fts_sort(const FTSENT **e1, const FTSENT **e2);
+static void push(struct array *a, void *el);
+static int read_conf(char *fname, char ***dirp, DB ***dbp, char ***ignorep);
+
+
+
+int
+main(int argc, char *argv[])
+{
+    DB **db;
+    char **dir, **ignore;
+
+    char *cfgfile;
+    int c, i, err;
+
+    prg = argv[0];
+    opterr = 0;
+
+    cfgfile = "@PKG_SYSCONFDIR@/pkg_filecheck.conf";
+
+    while ((c=getopt(argc, argv, "c:h")) != -1) {
+	switch (c) {
+	case 'c':
+	    cfgfile = optarg;
+	    break;
+
+	case 'h':
+	    printf("usage: %s [-h] [-c config-file]\n", prg);
+	    exit(0);
+
+	default:
+	    fprintf(stderr, "usage: %s [-h] [-c config-file]\n", prg);
+	    exit(1);
+	}
+    }
+
+    if (read_conf(cfgfile, &dir, &db, &ignore) < 0)
+	exit(1);
+
+    err = check(dir, db, ignore);
+
+    for (i=0; db[i]; i++)
+	db[i]->close(db[i]);
+    free(dir);
+    free(db);
+    free(ignore);
+
+    exit(err ? 1 : 0);
+}
+
+
+
+static int
+check(char **dir, DB **db, char **ignore)
+{
+    FTS *fts;
+    FTSENT *ent;
+    DBT key, val;
+    int i, found;
+
+    if ((fts=fts_open(dir, FTS_PHYSICAL, fts_sort)) == NULL) {
+	fprintf(stderr, "%s: cannot walk direcotry hierarchy: %s",
+		prg, strerror(errno));
+	return -1;
+    }
+
+    while ((ent=fts_read(fts))) {
+	switch (ent->fts_info) {
+	case FTS_F:
+	    key.data = ent->fts_path;
+	    key.size = ent->fts_pathlen+1;
+	    
+	    found = 0;
+	    for (i=0; db[i]; i++)
+		if (db[i]->get(db[i], &key, &val, 0) == 0) {
+		    found = 1;
+		    break;
+		}
+
+	    if (!found)
+		printf("%s\n", ent->fts_path);
+	    break;
+
+	case FTS_D:
+	    if (ignore)
+		for (i=0; ignore[i]; i++)
+		    if (strcmp(ignore[i], ent->fts_path) == 0) {
+			fts_set(fts, ent, FTS_SKIP);
+			break;
+		    }
+	    break;
+
+	case FTS_DNR:
+	    fprintf(stderr, "%s: cannot read directory `%s', skipped: %s\n",
+		    prg, ent->fts_path, strerror(ent->fts_errno));
+	    break;
+
+	case FTS_NS:
+	    fprintf(stderr, "%s: cannot stat file `%s', skipped: %s\n",
+		    prg, ent->fts_path, strerror(ent->fts_errno));
+	    break;
+
+	case FTS_ERR:
+	    fprintf(stderr, "%s: directory traversal error: %s\n",
+		    prg, strerror(ent->fts_errno));
+	    break;
+
+	case FTS_DC:
+	case FTS_DP:
+	case FTS_SL:
+	case FTS_SLNONE:
+	case FTS_DEFAULT:
+	    /* ignore */
+	    break;
+
+	default:
+	    fprintf(stderr, "%s: unknown FTSENT type %d ignored\n",
+		    prg, ent->fts_info);
+	    break;
+	}
+    }
+
+    fts_close(fts);
+    return 0;
+}
+
+
+
+static int
+fts_sort(const FTSENT **e1, const FTSENT **e2)
+{
+    return strcmp((*e1)->fts_name, (*e2)->fts_name);
+}
+
+
+
+static int
+read_conf(char *fname, char ***dirp, DB ***dbp, char ***ignorep)
+{
+    struct array dir, db, ignore;
+    FILE *f;
+    DB *cdb;
+    char b[8192], *curd, *dbname, *cmd, *p;
+    int lineno, err;
+
+    dir.p = db.p = ignore.p = NULL;
+    dir.len = db.len = ignore.len = 0;
+    dir.alen = db.alen = ignore.alen = 0;
+
+    if ((f=fopen(fname, "r")) == NULL) {
+	fprintf(stderr, "%s: cannot open config file `%s': %s\n",
+		prg, fname, strerror(errno));
+	return -1;
+    }
+
+    curd = NULL;
+
+    lineno = 0;
+    while (fgets(b, 8192, f)) {
+	lineno++;
+	if (b[0] == '#')
+	    continue;
+
+	cmd = b+strspn(b, " \t");
+	p = cmd+strcspn(cmd, " \t\n");
+	*(p++) = '\0';
+	p += strspn(p, " \t");
+	if (*p == '\n' || *p == '\0')
+	    continue;
+
+	if (p[strlen(p)-1] == '\n')
+	    p[strlen(p)-1] = '\0';
+
+	if (strcmp(cmd, "dir") == 0) {
+	    free(curd);
+	    curd = strdup(p);
+	}
+	else if (strcmp(cmd, "db") == 0) {
+	    if (curd) {
+		dbname = malloc(strlen(curd) + strlen(p) + 2);
+		sprintf(dbname, "%s/%s", curd, p);
+	    }
+	    else
+		dbname = p;
+	    if ((cdb=dbopen(dbname, O_RDONLY, 0, DB_BTREE, NULL)) == NULL) {
+		fprintf(stderr, "%s:%s:%d: cannot open data base `%s': %s\n",
+			prg, fname, lineno, dbname, strerror(errno));
+		free(dir.p);
+		free(db.p);
+		free(ignore.p);
+		return -1;
+	    }
+	    else
+		push(&db, cdb);
+
+	    if (curd)
+		free(dbname);
+	}
+	else if (strcmp(cmd, "check") == 0)
+	    push(&dir, strdup(p));
+	else if (strcmp(cmd, "ignore") == 0)
+	    push(&ignore, strdup(p));
+	else {
+	    fprintf(stderr, "%s:%s:%d: unrecognized command `%s'\n",
+		    prg, fname, lineno, cmd);
+	}
+    }
+
+    fclose(f);
+
+    err = 0;
+
+    if (dir.p == NULL) {
+	fprintf(stderr, "%s: no directories to check\n",
+		prg);
+	err = 1;
+    }
+    if (db.p == NULL) {
+	fprintf(stderr, "%s: no file data bases given\n",
+		prg);
+	err = 1;
+    }
+
+    if (err) {
+	free(dir.p);
+	free(db.p);
+	free(ignore.p);
+	return -1;
+    }
+
+    *dirp = (char **)dir.p;
+    *dbp = (DB **)db.p;
+    *ignorep = (char **)ignore.p;
+
+    return 0;
+}
+
+
+
+static void
+push(struct array *a, void *el)
+{
+    int alen;
+    void *p;
+
+    if (a->len + 2 > a->alen) {
+	if (a->alen > 1024)
+	    alen = a->alen+1024;
+	else 
+	    alen = a->alen * 2;
+
+	if ((p=realloc(a->p, alen*sizeof(void *))) == NULL) {
+	    fprintf(stderr, "%s: malloc failure\n", prg);
+	    exit(1);
+	}
+	
+	a->p = p;
+	a->alen = alen;
+    }
+
+    a->p[a->len++] = el;
+    a->p[a->len] = NULL;
+}
diff --git a/pkgtools/pkg_filecheck/files/pkg_filecheck.conf b/pkgtools/pkg_filecheck/files/pkg_filecheck.conf
new file mode 100644
index 00000000000..1b5878f37ea
--- /dev/null
+++ b/pkgtools/pkg_filecheck/files/pkg_filecheck.conf
@@ -0,0 +1,17 @@
+# $NetBSD: pkg_filecheck.conf,v 1.1.1.1 2003/07/13 16:15:34 wiz Exp $
+
+# location of package database
+dir /var/db/pkg
+# name of package database
+db pkgdb.byfile.db
+# installation prefix for packages
+check @PREFIX@
+
+# If not using xpkgwedge:
+# xdb.byfile.db has to be created by running builddb
+#db xdb.byfile.db
+# installation prefix for X11-based packages
+#check @X11PREFIX@
+
+ignore @PREFIX@/etc
+ignore @PREFIX@/var/scrollkeeper
diff --git a/pkgtools/pkg_filecheck/files/pkg_filecheck.conf.5 b/pkgtools/pkg_filecheck/files/pkg_filecheck.conf.5
new file mode 100644
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+.\"	$NetBSD: pkg_filecheck.conf.5,v 1.1.1.1 2003/07/13 16:15:34 wiz Exp $
+.\"
+.\" Copyright (c) 2003 Thomas Klausner
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR, THOMAS KLAUSNER,
+.\" ``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 FOUNDATION 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.
+.\"
+.Dd July 13, 2003
+.Dt PKG_FILECHECK.CONF 5
+.Os
+.Sh NAME
+.Nm pkg_filecheck.conf
+.Nd
+.Xr pkg_filecheck 1
+configuration file
+.Sh DESCRIPTION
+.Nm
+configures the behaviour of
+.Xr pkg_filecheck 1 .
+.Pp
+Each line can contain one of the following keywords:
+.Bl -tag -width XdbXdbfileX -offset indent
+.It Sy check Ar dir
+Directory hierarchy to check.
+.It Sy db Ar dbfile
+Read database
+.Ar dbfile
+as input file.
+.Ar dbfile
+currently may not contain a path, just a filename.
+.It Sy dir Ar path
+Directory containing the database files.
+Affects the following
+.Sy db
+lines (until the next
+.Sy dir
+line or EOF).
+.It Sy ignore Ar dir
+Do not report files found in the directory
+.Ar dir
+(even if they are not in the databases).
+.El
+.Pp
+All keywords can be specified multiple times.
+.Pp
+Empty lines or lines starting with a hash sign
+.Pq Sq #
+are ignored.
+.Sh SEE ALSO
+.Xr pkg_filecheck 1
+.Sh BUGS
+.Nm
+only allows filenames, not paths, as
+.Sy db
+arguments.
+