From eccf96035df06287a4a08146741772c88545d76a Mon Sep 17 00:00:00 2001
From: Mike Buland <eichlan@xagasoft.com>
Date: Fri, 4 Aug 2006 20:37:14 +0000
Subject: Updated error reporting, fixed the command line params, they work
 now.

---
 src/build.l     |  4 +++-
 src/builder.cpp |  5 +++++
 src/builder.h   |  2 +-
 src/main.cpp    | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 4 files changed, 63 insertions(+), 7 deletions(-)

diff --git a/src/build.l b/src/build.l
index 620f9db..540af46 100644
--- a/src/build.l
+++ b/src/build.l
@@ -113,7 +113,9 @@ void Builder::scanBegin()
 {
 	yy_flex_debug = false;
 	if( !(yyin = fopen( file.c_str(), "r" )) )
-		fprintf( stderr, "cannot open %s\n", file.c_str() );
+	{
+		error( std::string("cannot open file: ") + file );
+	}
 }
 
 void Builder::scanEnd()
diff --git a/src/builder.cpp b/src/builder.cpp
index 65ae0c2..3bcd593 100644
--- a/src/builder.cpp
+++ b/src/builder.cpp
@@ -558,3 +558,8 @@ void cleanList( std::list<std::string> &lst )
 	}
 }
 
+void Builder::error( const std::string &err )
+{
+	throw BuildException( err.c_str() );
+}
+
diff --git a/src/builder.h b/src/builder.h
index 82a82c4..152b969 100644
--- a/src/builder.h
+++ b/src/builder.h
@@ -40,7 +40,7 @@ public:
 	void execute( Action *pAct );
 
 	//void error( const yy::location &l, const std::string &m );
-	//void error( const std::string &m );
+	void error( const std::string &m );
 
 	std::string file;
 
diff --git a/src/main.cpp b/src/main.cpp
index 132fb18..70a3ffc 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,16 +1,65 @@
 #include "builder.h"
 #include "viewerplain.h"
 #include "viewerpercent.h"
+#include "paramproc.h"
+#include "staticstring.h"
+
+class Param : public ParamProc
+{
+public:
+	Param() :
+		sFile("build.conf")
+	{
+		addHelpBanner("Build r?\n\n");
+		addParam("file", 'f', &sFile, 
+				"Set the input script, default: build.conf");
+		addParam('p', mkproc(Param::procViewPercent),
+				"Switch to percent view.");
+		addParam("help", mkproc(ParamProc::help),
+				"This help");
+		pViewer = new ViewerPlain;
+	}
+
+	virtual ~Param()
+	{
+		delete pViewer;
+	}
+
+	virtual int cmdParam( int argc, char *argv[] )
+	{
+		if( sAction > 0 )
+		{
+			printf("You can only specify one action per command line.\n\n");
+			exit( 1 );
+		}
+		sAction = argv[0];
+		return 1;
+	}
+
+	int procViewPercent( int argc, char *argv[] )
+	{
+		delete pViewer;
+		pViewer = new ViewerPercent;
+	}
+
+	std::string sFile;
+	StaticString sAction;
+	Viewer *pViewer;
+
+private:
+};
 
 int main( int argc, char *argv[] )
 {
-	ViewerPercent p;
-	Builder bld( p );
+	Param prm;
+	prm.process( argc, argv );
+
+	Builder bld( *prm.pViewer );
 
-	bld.load("build.conf");
+	bld.load( prm.sFile.c_str() );
 
-	if( argc >= 2 )
-		bld.build( argv[1] );
+	if( prm.sAction > 0 )
+		bld.build( prm.sAction );
 	else
 		bld.build();
 /*
-- 
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