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#! /usr/bin/perl
#%implementations = ("flesh", "flesh", "test1", "test1", "test2", "test2");
#%parameter_database = create_parameter_database(%implementations);
#&print_parameter_database(%parameter_database);
#/*@@
# @routine create_parameter_database
# @date Wed Sep 16 11:45:18 1998
# @author Tom Goodale
# @desc
# Creates a database of all the parameters
# @enddesc
# @calls
# @calledby
# @history
#
# @endhistory
#@@*/
sub create_parameter_database
{
local(%implementations) = @_;
local($imp, @indata);
local(@new_parameter_data);
local(@parameter_data);
# Loop through each implementation's parameter file.
foreach $imp (keys %implementations)
{
# Read the data
@indata = read_file("$implementations{$imp}/param.ccl");
# Get the parameters from it
@new_parameter_data = &parse_param_ccl($imp, @indata);
# Add the parameters to the master parameter database
push (@parameter_data, @new_parameter_data);
}
@parameter_data = &cross_index_parameters(scalar(keys %implementations), (keys %implementations), @parameter_data);
return @parameter_data;
}
sub cross_index_parameters
{
local($n_implementations, @indata) = @_;
local(@implementations);
local(%parameter_database);
local(@module_file);
local($line);
local(@data);
@implementations = @indata[0..$n_implementations-1];
%parameter_database = @indata[$n_implementations..$#indata];
foreach $imp (@implementations)
{
foreach $parameter (split(/ /, $parameter_database{"\U$imp\E PUBLIC variables"}))
{
if($public_parameters{"\U$parameter\E"})
{
print STDERR "Duplicate public parameter $parameter\n";
print STDERR "Parameter defined in $imp and in " .
$public_parameters{"\Uparameter\E"};
die("****Fatal error***");
}
else
{
$public_parameters{"\Uparameter\E"} = "$imp";
$parameter_database{"PUBLIC PARAMETERS"} .= "$imp\::$parameter ";
}
}
}
return %parameter_database;
}
#/*@@
# @routine read_file
# @date Wed Sep 16 11:54:38 1998
# @author Tom Goodale
# @desc
# Reads a file deleting comments and blank lines.
# @enddesc
# @calls
# @calledby
# @history
#
# @endhistory
#@@*/
sub read_file
{
local($file) = @_;
local(@indata);
open(IN, "<$file") || die("Can't open $file\n");
while(<IN>)
{
$_ =~ s/\#.*//;
next if(m/^\s+$/);
chop;
push(@indata, $_);
}
close IN;
return @indata;
}
#/*@@
# @routine parse_param_ccl
# @date Wed Sep 16 11:55:33 1998
# @author Tom Goodale
# @desc
# Parses a param.ccl file and generates a database of the values.
# @enddesc
# @calls
# @calledby
# @history
#
# @endhistory
#@@*/
sub parse_param_ccl
{
local($implementation, @data) = @_;
local($linenum, $line, $block, $type, $variable, $description, $nerrors);
local($current_friend, $new_ranges, $new_desc);
local($data, %parameter_db);
local(%friends);
local(%defined_parameters);
# The default block is private.
$block = "PRIVATE";
for($linenum = 0; $linenum < @data; $linenum++)
{
$line = $data[$linenum];
# Parse the line
if($line =~ m/(PUBLIC|PROTECTED|PRIVATE|FRIEND)\s*:(.*)/i)
{
# It's a new block.
$block = "\U$1\E";
if($block eq "FRIEND")
{
$current_friend = $2;
$current_friend =~ s:\s::;
# It's a friend block.
$block .= " \U$current_friend\E";
# Remember this friend, but make the memory unique.
$friends{"\U$current_friend\E"} = 1;
}
}
elsif($line =~ m:(EXTENDS )?\s*(INTEGER|REAL|KEYWORD|STRING)\s*([a-zA-Z]+[a-zA-Z0-9_]*) \s*(\"[^\"]*\"):i)
{
# This is a parameter definition.
$type = "\U$2\E";
$variable = $3;
$description = $4;
if($defined_parameters{"\U$variable\E"})
{
print STDERR "Duplicate parameter $variable in implementation $implementation\n";
print STDERR "Ignoring second definition.\n";
$nerrors++;
$linenum++ until ($data[$linenum] =~ m:\}:);
}
elsif($1 =~ m:EXTENDS:i && $block ne "FRIEND")
{
# Can only extend a friend variable.
print STDERR "Parse error at line $linenum\n";
$nerrors++;
$linenum++ until ($data[$linenum] =~ m:\}:);
}
elsif(! $data[$linenum+1] =~ m:^\s*\{\s*$:)
{
# Since the data should have no blank lines, the next
# line should have { on it.
print STDERR "Parse error at line $linenum\n";
$nerrors++;
# Move past the end of this block.
$linenum++ until ($data[$linenum] =~ m:\}:);
}
else
{
# Move past {
$linenum++;
$linenum++;
# Store data about this variable.
$defined_parameters{"\U$variable\E"} = 1;
$parameter_db{"\U$implementation $block\E variables"} .= $variable." ";
$parameter_db{"\U$implementation $variable\E type"} = $type;
$parameter_db{"\U$implementation $variable\E description"} = $description;
$parameter_db{"\U$implementation $variable\E ranges"} = 0;
# Parse the allowed values and their descriptions.
while(($new_ranges, $new_desc) = $data[$linenum] =~ m/(.*)::(.*)/)
{
$parameter_db{"\U$implementation $variable\E ranges"}++;
$parameter_db{"\U$implementation $variable\E range $parameter_db{\"\U$implementation $variable\E ranges\"} range"} = $new_ranges;
$parameter_db{"\U$implementation $variable\E range $parameter_db{\"\U$implementation $variable\E ranges\"} description"} = $new_desc;
$linenum++;
}
if($block !~ m:FRIEND:)
{
if($data[$linenum] =~ m:\s*\}\s*(.+):)
{
$parameter_db{"\U$implementation $variable\E default"} = $1;
}
else
{
print STDERR "Unable to find default for $variable\n";
$nerrors++;
}
}
}
}
else
{
if($line =~ m:\{:)
{
print STDERR "...Skipping block with missing keyword....\n";
$linenum++ until ($data[$linenum] =~ m:\}:);
}
else
{
print STDERR "Unknown line $line!!!\n";
}
}
}
$parameter_db{"\U$implementation\E FRIEND implementations"} = join(" ", keys %friends);
return %parameter_db;
}
#/*@@
# @routine print_parameter_database
# @date Wed Sep 16 14:58:52 1998
# @author Tom Goodale
# @desc
# Prints out a parameter database.
# @enddesc
# @calls
# @calledby
# @history
#
# @endhistory
#@@*/
sub print_parameter_database
{
local(%parameter_database) = @_;
local($field);
foreach $field ( sort keys %parameter_database ){
print "$field has value $parameter_database{$field}\n";
}
}
1;
|
