From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 4 Oct 2007 20:16:17 +0000 (+0000)
Subject: Rename error.h to except.h
X-Git-Tag: 1.0~18
X-Git-Url: http://git.tdb.fi/?p=libs%2Fdatafile.git;a=commitdiff_plain;h=aa8bfd3c13848dc27947d3947038bd66c258d288

Rename error.h to except.h
Make datatool support reading from stdin
---

diff --git a/source/error.h b/source/error.h
deleted file mode 100644
index 11bccd8..0000000
--- a/source/error.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/* $Id$
-
-This file is part of libmspdatafile
-Copyright © 2006  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-#ifndef MSP_DATAFILE_ERROR_H_
-#define MSP_DATAFILE_ERROR_H_
-
-#include <msp/core/error.h>
-
-namespace Msp {
-namespace DataFile {
-
-class TypeError: public Exception
-{
-public:
-	TypeError(const std::string &w_): Exception(w_) { }
-};
-
-class ParseError: public Exception
-{
-public:
-	ParseError(const std::string &w_, const std::string &s, unsigned l): Exception(w_), source(s), line(l) { }
-	const std::string &get_source() const { return source; }
-	unsigned          get_line() const    { return line; }
-	~ParseError() throw() { }
-private:
-	std::string source;
-	unsigned    line;
-};
-
-} // namespace DataFile
-} // namespace Msp
-
-#endif
diff --git a/source/except.h b/source/except.h
new file mode 100644
index 0000000..4573e94
--- /dev/null
+++ b/source/except.h
@@ -0,0 +1,36 @@
+/* $Id$
+
+This file is part of libmspdatafile
+Copyright © 2006  Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+#ifndef MSP_DATAFILE_ERROR_H_
+#define MSP_DATAFILE_ERROR_H_
+
+#include <msp/core/except.h>
+
+namespace Msp {
+namespace DataFile {
+
+class TypeError: public Exception
+{
+public:
+	TypeError(const std::string &w_): Exception(w_) { }
+};
+
+class ParseError: public Exception
+{
+public:
+	ParseError(const std::string &w_, const std::string &s, unsigned l): Exception(w_), source(s), line(l) { }
+	const std::string &get_source() const { return source; }
+	unsigned          get_line() const    { return line; }
+	~ParseError() throw() { }
+private:
+	std::string source;
+	unsigned    line;
+};
+
+} // namespace DataFile
+} // namespace Msp
+
+#endif
diff --git a/source/value.h b/source/value.h
index fda83e4..4b3ac41 100644
--- a/source/value.h
+++ b/source/value.h
@@ -9,7 +9,7 @@ Distributed under the LGPL
 
 #include <vector>
 #include <msp/strings/lexicalcast.h>
-#include "error.h"
+#include "except.h"
 
 namespace Msp {
 namespace DataFile {
diff --git a/tool.cpp b/tool.cpp
index 533abb0..8ca4f74 100644
--- a/tool.cpp
+++ b/tool.cpp
@@ -25,6 +25,7 @@ public:
 
 
 DataTool::DataTool(int argc, char **argv):
+	in_fn("-"),
 	out_fn("-")
 {
 	GetOpt getopt;
@@ -33,20 +34,17 @@ DataTool::DataTool(int argc, char **argv):
 	getopt(argc, argv);
 
 	const vector<string> &args=getopt.get_args();
-	if(args.empty())
-		throw UsageError("Must give input filename");
-
-	in_fn=args[0];
+	if(!args.empty())
+		in_fn=args[0];
 }
 
 int DataTool::main()
 {
-	ifstream in(in_fn.c_str());
-	if(!in)
-	{
-		cerr<<"Couldn't open input file\n";
-		return 1;
-	}
+	istream *in;
+	if(in_fn=="-")
+		in=&cin;
+	else
+		in=new ifstream(in_fn.c_str());
 
 	ostream *out;
 	if(out_fn=="-")
@@ -54,7 +52,7 @@ int DataTool::main()
 	else
 		out=new ofstream(out_fn.c_str());
 
-	DataFile::Parser parser(in, in_fn);
+	DataFile::Parser parser(*in, in_fn);
 	DataFile::Writer writer(*out);
 	if(binary)
 		writer.set_binary(true);