sbsv1/abld/e32util/checkgcc.pm
changeset 599 fa7a3cc6effd
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sbsv1/abld/e32util/checkgcc.pm	Fri Jun 25 17:29:25 2010 +0800
@@ -0,0 +1,99 @@
+# 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:
+# module for checking gcc is set up correctly
+# 
+#
+
+package CheckGcc;
+
+use Preprocessor;
+
+
+sub CheckGcc_Default()
+{
+ 	# die if CPP.EXE (or whatever) in a dodgy place in the path
+	my $pbp = $ENV{PBUILDPID};
+	my @Paths=split ';', $ENV{Path};
+	unshift @Paths,'.';	# add the current directory
+	foreach (@Paths) {
+		s-/-\\-go;	# for those working with UNIX shells
+		s-^(.*[^\\])$-$1\\-o;   # ensure path ends with a backslash
+		if ((-e $_.'CPP.EXE') or (-e $_.'CPP.BAT') or (-e $_.'CPP.CMD')) {
+			unless (/\\GCC(\w\w)?\\BIN\\$/i) {
+				unless (lc($1) eq lc($pbp)) {
+					die
+						"ERROR: First CPP executable found in path is in $_,\n",
+						"but the required CPP.EXE was expected to be found in a directory\n",
+						"with a name ending in \\GCC$pbp\\BIN\\, where the Cygnus tools\n",
+						"this program depends upon are stored.\n",
+						"Is your path set up correctly?\n"
+					;
+				}
+			}
+			return;
+		}
+	}
+	die "ERROR: CPP executable not found in path\n";
+}
+
+sub CheckGcc_Generic()
+{
+	# die if CPP.EXE (or whatever pre processor) in a dodgy place in the path
+
+	my @Paths=split ';', $ENV{Path};
+	unshift @Paths,'.';	# add the current directory
+
+	my $exe = &PreprocessorToUseExe();
+	my $path = &PreprocessorToUsePath();
+	
+	foreach (@Paths) {
+		s-/-\\-go;	# for those working with UNIX shells
+		s-^(.*[^\\])$-$1\\-o;   # ensure path ends with a backslash
+		s-$-$path-;	# add in the path relative to gcc\bin.
+		if ((-e $_.$exe.'.EXE') or (-e $_.$exe.'.BAT') or (-e $_.$exe.'.CMD')) {
+			unless (/\\EPOC32\\TOOLS\\\Q$path\E$/i) {
+				die
+					"ERROR: First $exe executable found in path is in $_,\n",
+					"but the required $exe.EXE was expected to be found in a directory\n",
+					"with a name ending in \\EPOC32\\TOOLS\\$path, where the tools\n",
+					"this program depends upon are stored.\n",
+					"Is your path set up correctly?\n"
+				;
+			}
+			return;
+		}
+	}
+	die "ERROR: $exe executable not found in path\n";
+
+}
+BEGIN {
+	my $preprocessor_to_use = &PreprocessorToUseId();
+	
+	if ( $preprocessor_to_use eq "DEFAULT" )
+	{
+		&CheckGcc_Default();	# pre processor & cpp same. 
+	}
+	elsif ( $preprocessor_to_use eq "MINGW_NO_CYGWIN" )
+	{
+		&CheckGcc_Generic();	# check for preprocessor.
+	}
+	else
+	{
+		die("CHECKGCC.PM :  error should never happen\n");
+	}
+}
+
+
+1;
+