fix possible reading/writing from/to stdin/stdout

alib2cli/src/builtin/ReadFile.cpp

@@ -14,9 +14,15 @@ namespace cli {
 namespace builtin {
-std::string ReadFile::read ( const std::string & data ) {
-	std::ifstream t ( data );
-	return std::string ( ( std::istreambuf_iterator < char > ( t ) ), std::istreambuf_iterator < char > ( ) );
+std::string ReadFile::read ( const std::string & filename ) {
+	if ( filename == "-" ) {
+		std::cin >> std::noskipws;
+		return std::string ( ( std::istreambuf_iterator < char > ( std::cin ) ), std::istreambuf_iterator < char > ( ) );
+	} else {
+		std::ifstream t ( filename );
+		t >> std::noskipws;
+		return std::string ( ( std::istreambuf_iterator < char > ( t ) ), std::istreambuf_iterator < char > ( ) );
+	}
 }
 auto ReadFileString = registration::AbstractRegister < ReadFile, std::string, const std::string & > ( ReadFile::read );

alib2cli/src/builtin/WriteFile.cpp

@@ -14,7 +14,10 @@ namespace cli {
 namespace builtin {
 void WriteFile::write ( const std::string & filename, const std::string & data ) {
-	std::ofstream ( filename ) << data;
+	if ( filename == "-" )
+		std::cout << data;
+	else
+		std::ofstream ( filename ) << data;
 }
 auto WriteFileString = registration::AbstractRegister < WriteFile, void, const std::string &, const std::string & > ( WriteFile::write );