diff -r 22486c9c7b15 -r 378360dbbdba sbsv1/abld/e32util/defutl.pm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sbsv1/abld/e32util/defutl.pm	Wed Jun 30 11:35:58 2010 +0800
@@ -0,0 +1,182 @@
+# Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
+# All rights reserved.
+# This component and the accompanying materials are made available
+# under the terms of "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:
+# this module requires Pathutl module to have been 'used' by the main program
+# General Def file utilities
+# 
+#
+
+package Defutl;
+
+require Exporter;
+@ISA=qw(Exporter);
+
+@EXPORT=qw(
+	Def_ReadFileL Def_WriteFileL
+);
+
+use File::Path;
+use File::Basename;
+
+sub Def_ReadFileL ($$$$) {
+#	this function reads a .DEF file, putting the export information into a data
+#	structure
+
+	my ($DataStructRef, $FILE, $ExportsOn, $IgnoreSequence)=@_;
+
+#	initialisation
+	@$DataStructRef=();
+
+#	this function expects all statements to appear on separate lines - though MSVC doesn't
+
+	open (FILE, "<$FILE") or die "could not open $FILE: $!";
+
+	my $PreviousOrdinal=0;
+	my $MultiLineStatement='';
+	my $NAMEorLIBRARYallowed=1;
+	my $LineNum=0;
+	while (<FILE>) {
+		$LineNum++;
+
+		my %Data;
+		$Data{Line}=$_;
+		$Data{LineNum}=$LineNum;
+
+#		blank lines and comment lines
+		if (/^\s*(;.*)?$/o) {
+			push @$DataStructRef, \%Data;
+			next;
+		}
+
+		if (/^\s*(EXPORTS|SECTIONS|IMPORTS)\s*(\s+\S+.*)?$/io) {
+#			check for multi-line sections starting
+			$MultiLineStatement=uc $1;
+			$NAMEorLIBRARYallowed=0;
+			unless ($2) {
+				push @$DataStructRef, \%Data;
+				next;
+			}
+			$_=$2;
+		}
+		elsif (/^\s*(NAME|LIBRARY|DESCRIPTION|STACKSIZE|VERSION)\s*(\s+\S+.*)?$/io) {
+#			set MULTI-LINE statement to OFF
+			$MultiLineStatement='';
+#			check single-line statements are specified correctly
+			$_=uc $1;
+#			check NAME or LIBRARY statements aren't supplied incorrectly
+			if (/^(NAME|LIBRARY)$/o) {
+				unless ($NAMEorLIBRARYallowed) {
+					die "$FILE($LineNum) : DEFFILE ERROR: NAME or LIBRARY statements must precede all other statements\n";
+				}
+				push @$DataStructRef, \%Data;
+				next;
+			}
+			$NAMEorLIBRARYallowed=0;
+			push @$DataStructRef, \%Data;
+			next;
+		}
+		else {
+			unless ($MultiLineStatement) {
+				chomp $_;
+				die "$FILE($LineNum) : DEFFILE ERROR: Unrecognised Syntax \"$_\"\n";
+			}
+		}
+
+		if ($MultiLineStatement eq 'EXPORTS') {
+#			get export data
+			if (/^\s*(\S+)\s+\@\s*(\d+)\s*(NONAME)?\s*((DATA)\s*(\d+))?\s*(R3UNUSED)?\s*(ABSENT)?\s*(;\s*(.*))?$/io) {
+				$Data{Name}=$1;
+				$Data{Ordinal}=$2;
+				if ($4) {
+#					Mark the data symbols and retain the size.
+					$Data{Data} = 1;
+					if($6){
+					$Data{Size} = $6;
+					}
+				}
+				if ($7) {
+					$Data{R3Unused} = 1;
+				}
+				if ($8) {
+					$Data{Absent} = 1;
+				}
+				if ($10) {
+					$Data{Comment}=$10;
+				}
+
+				if ($Data{Name} =~ /^(\S+?)=(\S+)$/) {
+# 					rename this export
+					$Data{ExportName}=$1;
+					$Data{Name}=$2;
+					if ($Data{Name} =~ /=/) {
+						die "$FILE($LineNum) : DEFFILE ERROR: $Data{Name} Invalid rename syntax\n";
+					}
+				}
+				else {
+					$Data{ExportName}=$Data{Name};
+				}
+#				test the export - this is probably too slow to bother with
+				my $ExportRef;
+				unless ($IgnoreSequence) {
+#					check ordinal specified in sequence - this check is a style matter
+#					rather the a .DEF file syntax matter, so maybe it shouldn't be applied
+					unless ($Data{Ordinal}==($PreviousOrdinal+1)) {
+						die "$FILE($LineNum) : DEFFILE ERROR: Ordinal not specified in sequence\n";
+					}
+				}
+				$PreviousOrdinal=$Data{Ordinal};
+				push @$DataStructRef, \%Data;
+				next;
+			}
+			if (/^\s*_E32Startup(\s*\=\s*__E32Startup)?\s+(;\s*(.*))?$/io) {
+#				Emulator's special entrypoint ordinal
+				next;
+			}
+			if (/^\s*_E32Dll(\s*\=\s*__E32Dll)?\s+(;\s*(.*))?$/io) {
+#				Emulator's special entrypoint ordinal
+				next;
+			}
+			die "$FILE($LineNum) : DEFFILE ERROR: Incorrect EXPORTS statement syntax\n";
+		}
+
+	}
+
+#	decide whether we've ended up with an EXPORTS section specified
+	if ($MultiLineStatement eq 'EXPORTS') {
+		$_[2]=1; # $ExportsOn
+	}
+	else {
+		$_[2]=0; # $ExportsOn
+	}
+
+	close FILE or die "DEFFILE ERROR: Can't close file $FILE: $!\n";
+}
+
+sub Def_WriteFileL ($$) {
+#	Writes an array of text to a file
+
+	my ($TextArrayRef, $FILE)=@_;
+	
+	# make sure path exists
+	my($filename, $directories, $suffix) = fileparse($FILE);
+	unless (-d $directories) {
+		eval { mkpath[$directories] };
+		die $@ if $@;
+	} 
+
+	open (FILE, ">$FILE") or die "DEFFILE ERROR: Could not open $FILE: $!\n";
+	print FILE @$TextArrayRef or die "DEFFILE ERROR: Can't write output to $FILE: $!\n";
+	close FILE or die "DEFFILE ERROR: Can't close file $FILE: $!\n";
+}
+
+1;