releasing/makecbr/CConfig.pm
changeset 602 3145852acc89
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/releasing/makecbr/CConfig.pm	Fri Jun 25 18:37:20 2010 +0800
@@ -0,0 +1,541 @@
+#!\bin\perl -w
+# Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
+# All rights reserved.
+# This component and the accompanying materials are made available
+# under the terms of the License "Eclipse Public License v1.0"
+# which accompanies this distribution, and is available
+# at the URL "http://www.eclipse.org/legal/epl-v10.html".
+#
+# Initial Contributors:
+# Nokia Corporation - initial contribution.
+#
+# Contributors:
+#
+# Description:
+# CConfig
+# 
+
+package CConfig;
+
+use strict;
+use IO::File;
+use COutputHandler;
+
+# Added for scanlog compatibility
+use Time::localtime;
+
+# CConfig New(scalar aFilename) : constructor
+sub New($)
+	{
+	my $proto = shift;
+	my ($aFilename) = @_;
+
+	my $class = ref($proto) || $proto;
+
+	my $self = { RELTOOLS_REQUIRED => "",
+                     outputHandler => COutputHandler->new()};
+	bless($self, $class);
+  # undef the logfile here so that the folowing warning goes to stdout
+  $self->{iLOGFILE} = undef;
+	# Load in options
+	if (defined($aFilename))
+		{
+		if (!$self->Reload($aFilename))
+			{
+			$self->Warning("Option file could not be loaded.\n");
+			}
+		}
+	
+  # Added support for scanlog and Die() control.
+  $self->{iPhaseErrorCount} = 0;
+	$self->{iPhase} = undef;
+        
+	return $self;
+	}
+
+# boolean Set(scalar aOptionName, scalar aValue)
+sub Set($$)
+	{
+	my $self = shift;
+	my ($aOptionName, $aValue) = @_;
+
+	if (!defined($aOptionName))
+		{
+		$self->Warning("Cannot set undefined option");
+		
+		return 0;
+		}
+		
+	if (!defined($aValue))
+		{
+		$self->Warning("Cannot set option '$aOptionName' to undefined value.");
+		return 0;
+		}
+	
+	if ((ref($aValue) ne "") && (ref($aValue) ne "ARRAY"))
+		{
+		$self->Warning("Value of '$aOptionName' must be either a string or list.");
+		return 0;
+		}
+
+	$self->{iOptions}->{lc($aOptionName)} = [$aOptionName, $aValue];
+	return 1;
+	}
+
+# scalar Get(scalar aOptionName)
+sub Get($)
+	{
+	my $self = shift;
+	my ($aOptionName) = @_;
+
+	if (defined($self->{iOptions}->{lc($aOptionName)}))
+		{
+		return ($self->{iOptions}->{lc($aOptionName)})->[1];
+		}
+	else
+		{
+		return undef;
+		}
+	}
+
+# boolean Reload(scalar aFilename)
+sub Reload($)
+	{
+	my $self = shift;
+	my ($aFilename) = @_;
+	my $okay = 1;
+
+	$self->{iOptions}={}; # Blank existing options
+
+	if (!open(FILE, $aFilename))
+		{
+		$self->Warning("Option file '$aFilename' could not be opened.");
+		$okay = 0;
+		}
+	else
+		{
+		foreach my $line (<FILE>)
+			{
+			chomp ($line);
+
+			# Split on colon
+			my $parms = $line;
+			$parms =~ s/([^\\]):/$1\x08/g; # Turn unescaped colons into 0x08 chars
+			$parms =~ s/\\:/:/g; # Unescape escaped colons
+			my @parms = split(/\x08/,$parms); # Split on 0x08
+
+			if (scalar(@parms) != 0)
+				{
+				if (scalar(@parms) == 2)
+					{
+					my $key = $parms[0];
+					$key =~ s/^\s+//; # Remove preceding spaces
+					$key =~ s/([^\\])\s$/$1/g; # Remove unescaped trailing spaces
+					$key =~ s/\\(\s)/$1/g; # Unescape space characters
+
+					my $value = $parms[1];
+					if ($value =~ /\s*\[.*\]\s*$/)
+						{
+						# Value is a [list]
+
+						# Remove square brackets
+						$value =~ s/^\s*\[//;
+						$value =~ s/\]\s*$//;
+
+						# Split on comma
+						$value =~ s/([^\\]),/$1\x08/g; # Turn unescaped commas into 0x08 chars
+						$value =~ s/\\,/,/g; # Unescape escaped commas
+						my @values = split(/\x08/,$value); # Split on 0x08
+
+						map(s/^\s+//, @values); # Remove preceding spaces
+						map(s/([^\\])\s$/$1/g, @values); # Remove unescaped trailing spaces
+						map(s/\\(\s)/$1/g, @values); # Unescape space characters
+
+						$value = [@values];
+						}
+					else
+						{
+						# Value is a scalar
+
+						$value =~ s/^\s+//; # Remove preceding spaces
+						$value =~ s/([^\\])\s$/$1/g; # Remove unescaped trailing spaces
+						$value =~ s/\\(\s)/$1/g; # Unescape space characters
+						}
+
+					if (!($self->Set($key, $value)))
+						{
+						$okay = 0;
+						}
+					}
+				else
+					{
+					$self->Warning("In file '$aFilename', ".scalar(@parms)." parameters found on a line.\nOnly two parameters, colon separated, are supported.\nLine: '$line'");
+					$okay = 0;
+					}
+				}
+			}
+		close(FILE);
+		}
+
+	return ($okay);
+	}
+
+# boolean Save(scalar aFilename)
+sub Save($)
+	{
+	my $self = shift;
+	my ($aFilename) = @_;
+	my $okay = 1;
+
+	if (!open(FILE, ">$aFilename"))
+		{
+		$self->Warning("Could not open option file '$aFilename' to save to.");
+		$okay = 0;
+		}
+	else
+		{
+		foreach my $pair (values(%{$self->{iOptions}}))
+			{
+			my $key = $pair->[0];
+			my $value = $pair->[1];
+			
+			if (!defined($value))
+				{
+				$self->Error("Cannot write undefined value for key '$key' when saving options.");
+				$okay = 0;
+				}
+			else
+				{
+
+				if (ref($value))
+					{
+					if (ref($value) ne "ARRAY")
+						{
+						$self->Error("Cannot write ".ref($value)." for key '$key' when saving options.");
+						$okay = 0;
+						}
+					else
+						{
+						# It's a list: [value,value,value] and escape any commas or opening spaces
+						my @values = @{$value};
+						map(s/^(\s)/\\$1/,@values);
+						map(s/,/\\,/g,@values);
+						$value = "[".join(",",@values)."]";
+						}
+					}
+				else
+					{
+					# It's a scalar string
+					# Escape opening space
+					$key =~ s/^(\s)/\\$1/;
+					# Escape square brackets;
+					}
+					
+				# Escape colons
+				$key =~ s/:/\\:/g;
+				$value =~ s/:/\\:/g;
+				
+				print FILE $key.":".$value."\n";
+				}
+			}
+		close (FILE)
+		}
+	return $okay;
+	}
+
+# boolean SetLog(scalar aFilename)
+sub SetLog($)
+	{
+	my $self = shift;
+	my ($aLogFile) = @_;
+
+	if (defined($self->{iLOGFILE}))
+		{
+		$self->{iLOGFILE}->close();
+    # This forces any subsequent error message to go to stdout
+    $self->{iLOGFILE} = undef;
+		}
+	
+	if (-e $aLogFile)
+		{
+		if (-e $aLogFile."~")
+			{
+			if (!unlink $aLogFile."~")
+				{
+				$self->Error("Couldn't delete backup log file\n");
+				return 0;
+				}
+			}
+
+		if (system("copy $aLogFile $aLogFile~ > nul 2>&1"))
+			{
+			$self->Error("Couldn't back-up existing log file\n");
+			return 0;
+			}
+		}
+		
+	$self->{iLOGFILE}=new IO::File("> $aLogFile");
+
+	if (defined($self->{iLOGFILE}))
+		{
+		return 1;
+		}
+	else
+		{
+		$self->Error("Couldn't open logfile $aLogFile\n");
+		return 0;
+		}
+	}
+
+# void Print(scalar aLogLine)
+sub Print($)
+	{
+	my $self = shift;
+	my ($aLogLine) = @_;
+
+	my $logfile = $self->{iLOGFILE};
+
+	if ($aLogLine !~ /\n$/)
+		{
+		$aLogLine = $aLogLine."\n";
+		}
+                
+        $aLogLine = $self->{outputHandler}->CheckOutput($aLogLine);      
+
+	if (!defined($logfile))
+		{
+		print $aLogLine;
+		}
+	else
+		{
+		print $logfile $aLogLine;
+		}
+	}
+
+# void Die(scalar aError)
+sub Die($)
+	{
+	my $self = shift;
+	my ($aError) = @_;
+
+	my $logfile = $self->{iLOGFILE};
+
+	if ($aError !~ /\n$/)
+		{
+		$aError = $aError."\n";
+		}
+
+	if (!defined($logfile))
+		{
+		die $aError;
+		}
+	else
+		{
+		print $logfile $aError;
+		die "ERROR: System experienced a fatal error; check the log file.\n";
+		}
+	}
+
+# void Status(scalar aMessage)
+sub Status($)
+	{
+	my $self = shift;
+	my ($aMessage) = @_;
+
+	if (defined($self->{iLOGFILE}))
+		{
+		print STDOUT $aMessage."\n"; # Only display status (to STDOUT) if everything else is going to the logfile
+		}
+	}
+
+# Returns the number of errors encountered in a phase
+sub GetErrorCount()
+  {
+  my $self = shift;
+  return $self->{iPhaseErrorCount};
+  }
+
+###########################################
+# Utility functions
+###########################################
+
+# boolean CheckRelTools()
+
+sub CheckRelTools()
+	{
+	# Search for reldata API
+	my $found = 0;
+	foreach my $path (split(/;/,$ENV{PATH}))
+		{
+		if (-e $path."\\reldata\.pm")
+			{
+			$found = 1;
+			last;
+			}
+		}
+	
+	return $found
+	}
+
+# void RequireRelTools() - Requires RelData and IniData. Dies if tools can't be located, or die when being required.
+
+sub RequireRelTools()
+	{
+	my $self = shift;
+
+	if ($self->{RELTOOLS_REQUIRED} ne "required")
+		{
+		# Locate reldata API
+		my $found = 0;
+		foreach my $path (split(/;/,$ENV{PATH}))
+			{
+			if (-e $path."\\reldata\.pm")
+				{
+				push @INC, $path;
+				$found = 1;
+				last;
+				}
+			}
+
+		if (!$found)
+			{
+			$self->Error("Couldn't find release tools in path");
+			}
+
+		# Require core modules
+		require RelData;
+		require IniData;
+		$self->{RELTOOLS_REQUIRED}="required";
+		}
+	}
+
+###########################################
+# Handling Commands, Phases and components.
+###########################################
+
+# void Command(scalar aMessage)
+# Prints out a command in scanlog format to the log file or stdout
+sub Command($)
+  {
+  my $self = shift;
+	my ($aCommand) = @_;
+  my $message = "===-------------------------------------------------\n=== Stage=$self->{stageNumber}.$aCommand\n===-------------------------------------------------\n";	my $logfile = $self->{iLOGFILE};
+  $self->Print($message);
+	}
+
+# void PhaseStart(scalar aPhaseName)
+# If a current phase is active then this is closed, if when doing so a
+# non-zero error count is returned by PhaseEnd() then Die is called. This
+# is regarded as a logic error as the stage runner should normally call PhaseEnd()
+# itself and decide what to do about any errors that occured in that phase.
+sub PhaseStart($)
+  {
+  my $self = shift;
+  my $phase = shift;
+  if (defined $self->{iPhase})
+    {
+    my $numErrs = $self->PhaseEnd();
+    # If there are errors returned by PhaseEnd then Die()
+    if ($numErrs != 0)
+      {
+        $self->Die("Fatal logic error detected, CConfig::PhaseStart() called without PhaseEnd() when phase has $numErrs errors.\n");
+      }
+    }
+    
+    $self->{stageNumber}++; # For scanlog compatibility
+    
+    
+    $self->Command($phase);
+    $self->{iPhase} = $phase;
+
+    my $localTime = ctime(); 
+    my $message = "=== Stage=$self->{stageNumber}.$self->{iPhase} started $localTime\n";
+    $message .= "=== Stage=$self->{stageNumber}.$self->{iPhase} == $self->{iPhase}\n"; # For Scanlog compatibility
+    $message .= "+++ HiRes Start " . time() . "\n"; # For Scanlog compatibility
+    $message .= "--  $self->{iPhase}: Miscellaneous\n"; # For Scanlog compatibility
+    $self->Print($message);
+    $self->{iPhaseErrorCount} = 0;
+  }
+  
+# scalar PhaseEnd(void)
+# Closes the current phase and returns a count of the number of errors encountered.
+# This will die if a PhaseStart() has not been declared.
+sub PhaseEnd()
+  {
+  my $self = shift;
+  my $localTime = ctime();
+  if (defined $self->{iPhase})
+    {   
+    my $message = "+++ HiRes End " . time() . "\n"; # For Scanlog compatibility
+    $message .= "=== Stage=$self->{stageNumber}.$self->{iPhase} finished $localTime\n";
+    $self->Print($message);
+    }
+  else
+    {
+    $self->Die("Error: CConfig::PhaseEnd() called without corresponding PhaseStart()\n");
+    }
+	$self->{iPhase} = undef;
+  return $self->{iPhaseErrorCount};
+  }
+  
+# void Component(scalar aComponent)
+# Prints out a component for this phase in scanlog format to the log file or stdout
+sub Component($)
+  {
+  my $self = shift;
+	my ($aComponent) = @_;
+  if (!defined $self->{iPhase})
+    {
+    $self->Die("Logger: Undefined phase for component \"$aComponent\"\n");
+    }
+  else
+    {
+    my $message = "+++ HiRes End " . time() . "\n-- $aComponent\n+++ HiRes Start " . time();
+    $self->Print($message);
+    }
+  }
+
+###############################
+# Handling errors and warnings.
+###############################
+
+# void Error(scalar aMessage)
+# Writes an error message to the logfile (if defined) or stdout
+# and will increment the error count for this phase.
+sub Error($)
+  {
+	my $self = shift;
+	my ($aMessage) = @_;
+  $self->{iPhaseErrorCount} += 1;
+  my $message = "ERROR: $aMessage";
+  $self->Print($message);
+  }
+
+# void Warning(scalar aMessage)
+# Writes an warning message to the logfile (if defined) or stdout
+sub Warning($)
+  {
+	my $self = shift;
+	my ($aMessage) = @_;
+  my $message = "WARNING: $aMessage";
+  $self->Print($message);
+  }
+
+sub DESTROY
+	{
+	my $self = shift;
+
+	# Avoid "unreferenced scalar" error in Perl 5.6 by not calling
+	# PhaseEnd method for each object in multi-threaded CDelta.pm
+
+   if ((defined $self->{iPhase}) && ($self->{iPhase} !~ /CDelta/)) {
+      $self->PhaseEnd;
+   }
+
+	if (defined($self->{iLOGFILE}))
+		{
+		$self->{iLOGFILE}->close();
+		$self->{iLOGFILE} = undef;
+		}
+	}
+1;