#
# BEGIN COPYRIGHT BLOCK
# Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
# Copyright (C) 2005 Red Hat, Inc.
# All rights reserved.
#
# License: GPL (version 3 or any later version).
# See LICENSE for details. 
# END COPYRIGHT BLOCK
#

# give several files on the command line
# from the first file will be extracted the following mappings:
#   directive #define name to "real" name and vice versa
#   attr #define name to "real" name and vice versa
#   directive name to attr name and vice versa
# this file will typically be slap.h
#
# from the second file will be extracted
#   the list of config var members of the slapd frontend config structure
# this file will also usually be slap.h
#
# from the third file will be extracted
#   the mapping of directive #define name to the function which sets its value
# this file will typically be config.c

%DIRECTIVEDEF2NAME = ();
%DIRECTIVENAME2DEF = ();
%ATTRDEF2NAME = ();
%ATTRNAME2DEF = ();
%DIRECTIVE2ATTR = ();
%ATTR2DIRECTIVE = ();
%SETFUNC2VAR = ();

# these are the ldbm specific attributes
%LDBMATTRS = ();

$filename = 'slap.h';
open(F, $filename) or die "Error: could not open $filename: $!";
while (<F>) {
	if (/(CONFIG_.+?_ATTRIBUTE)\s+[\"](.+?)[\"]/) {
		# "
		$ATTRDEF2NAME{$1} = $2;
		$ATTRNAME2DEF{$2} = $1;
	}
}
close F;

$filename = 'libglobs.c';
open(F, $filename) or die "Error: could not open $filename: $!";
while (<F>) {
	if (/^\s*\{(CONFIG_.+?_ATTRIBUTE),/) {
		$attrdef = $1;
		$def = $_;
		do {
			$_ = <F>;
			$def .= $_;
		} until ($def =~ /\}[,]?\s*$/);
		($ignore, $setfunc, $logsetfunc, $whichlog, $varname, $type, $getfunc) =
			split(/\s*\,\s*/, $def);
#		print "attrdef = $attrdef\n";
#		print "attrname = $ATTRDEF2NAME{$attrdef}\n";
#		print "type = $type\n";
#		print "setfunc = $setfunc\n";
		print "$ATTRDEF2NAME{$attrdef} $type";
		if ((($setfunc =~ /0/) || ($setfunc =~ /NULL/)) &&
			(($logsetfunc =~ /0/) || ($logsetfunc =~ /NULL/))) {
			print " is read only";
		}
		print "\n";
	}
}
print "\nTypes:\n";
print "\tCONFIG_INT\t\tan integer\n";
print "\tCONFIG_LONG\t\tan integer\n";
print "\tCONFIG_STRING\t\ta string\n";
print "\tCONFIG_CHARRAY\t\ta list of strings\n";
print "\tCONFIG_ON_OFF\t\tthe string \"on\" or \"off\"\n";
print "\tCONFIG_STRING_OR_OFF\ta string or \"off\" if not applicable\n";
print "\tCONFIG_STRING_OR_UNKNOWN\ta string or \"unknown\" if not applicable\n";
print "\tCONFIG_CONSTANT_INT\tan integer\n";
print "\tCONFIG_CONSTANT_STRING\ta string\n";
print "\tCONFIG_SPECIAL_REFERRALLIST\ta list of strings\n";
print "\tCONFIG_SPECIAL_STORESTATEINFO\tan integer\n";
print "\tCONFIG_SPECIAL_SSLCLIENTAUTH\t\"off\" or \"allowed\" or \"required\"\n";
print "\tCONFIG_SPECIAL_ERRORLOGLEVEL\tan integer\n";

# get a list of ldbm attributes and directives
$filename = 'back-ldbm/backldbm_configdse.c';
open(F, $filename) or die "Error: could not open $filename: $!";
while (<F>) {
	if (/attr_replace[^"]+["]([^"]+)["]/) {
		$LDBMATTRS{$1} = "\n";
	}
	if (/sprintf[^"]+["](\w+)\\t/) {
		$LDBMDIRECTIVES{$1} = "\n";
	}
}
close F;

$filename = 'back-ldbm/dblayer.c';
open(F, $filename) or die "Error: could not open $filename: $!";
while (<F>) {
	if (/dblayer_config_type_[^"]+["]([^"]+)["]/) {
		$LDBMDIRECTIVES{$1} = "\n";
	}
}
close F;