X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fio%2Fconsole.cpp;h=c846604806aa66e36ea8ce76d37199b7420b4372;hp=447377b32ebe08d057c5e1f121601ffde893dd64;hb=651cfe05e867ffdef9028a831add3eca54d19d0d;hpb=33bfa130254370803efc6882a29a0f0c9f2b6d28

diff --git a/source/io/console.cpp b/source/io/console.cpp
index 447377b..c846604 100644
--- a/source/io/console.cpp
+++ b/source/io/console.cpp
@@ -1,5 +1,6 @@
 #ifndef WIN32
 #include <errno.h>
+#include <unistd.h>
 #include <fcntl.h>
 #include <termios.h>
 #include <sys/ioctl.h>
@@ -13,13 +14,13 @@ using namespace std;
 namespace {
 
 #ifdef WIN32
-DWORD stream_to_sys(Console::Stream stream)
+DWORD stream_to_sys(Msp::IO::Console::Stream stream)
 {
 	switch(stream)
 	{
-	case INPUT: return STD_INPUT_HANDLE;
-	case OUTPUT: return STD_OUTPUT_HANDLE;
-	case ERROR: return STD_ERROR_HANDLE;
+	case Msp::IO::Console::CIN: return STD_INPUT_HANDLE;
+	case Msp::IO::Console::COUT: return STD_OUTPUT_HANDLE;
+	case Msp::IO::Console::CERR: return STD_ERROR_HANDLE;
 	default: throw invalid_argument("stream_to_sys");
 	}
 }
@@ -36,25 +37,25 @@ namespace IO {
 Console::Console(Stream s):
 	stream(s)
 {
-	mode = (stream==INPUT ? M_READ : M_WRITE);
+	mode = (stream==CIN ? M_READ : M_WRITE);
 
 #ifdef WIN32
 	*handle = GetStdHandle(stream_to_sys(stream));
 #else
 	*handle = stream;
 
-	if(stream==INPUT)
+	if(stream==CIN)
 		tcgetattr(*handle, &orig_attr);
 #endif
 
-	if(stream==INPUT)
+	if(stream==CIN)
 		set_events(P_INPUT);
 }
 
 Console::~Console()
 {
 #ifndef WIN32
-	if(stream==INPUT)
+	if(stream==CIN)
 		tcsetattr(*handle, TCSADRAIN, &orig_attr);
 #endif
 }
@@ -93,14 +94,18 @@ void Console::set_line_buffer(bool l)
 
 #ifdef WIN32
 	DWORD m;
-	GetConsoleMode(*handle, &m);
-	SetConsoleMode(*handle, (m&~ENABLE_LINE_INPUT) | (l?ENABLE_LINE_INPUT:0));
+	if(!GetConsoleMode(*handle, &m))
+		throw system_error("GetConsoleMode");
+	if(!SetConsoleMode(*handle, (m&~ENABLE_LINE_INPUT) | (l?ENABLE_LINE_INPUT:0)))
+		throw system_error("SetConsoleMode");
 #else
 	// XXX ICANON does more than just set line buffering, may need a bit more thought
 	termios t;
-	tcgetattr(*handle, &t);
+	if(tcgetattr(*handle, &t)==-1)
+		throw system_error("tcgetattr");
 	t.c_lflag = (t.c_lflag&~ICANON) | (l?ICANON:0);
-	tcsetattr(*handle, TCSADRAIN, &t);
+	if(tcsetattr(*handle, TCSADRAIN, &t)==-1)
+		throw system_error("tcsetattr");
 #endif
 }
 
@@ -114,12 +119,23 @@ void Console::get_size(unsigned &rows, unsigned &cols)
 	cols = 80;
 #else
 	struct winsize wsz;
-	ioctl(*handle, TIOCGWINSZ, &wsz);
+	if(ioctl(*handle, TIOCGWINSZ, &wsz)==-1)
+		throw system_error("ioctl TIOCGWINSZ");
 	rows = wsz.ws_row;
 	cols = wsz.ws_col;
 #endif
 }
 
+void Console::redirect(Base &other)
+{
+	Handle other_handle = other.get_handle(mode&M_RDWR);
+#ifdef WIN32
+	SetStdHandle(stream_to_sys(stream), *other_handle);
+#else
+	dup2(*other_handle, *handle);
+#endif
+}
+
 unsigned Console::do_write(const char *buf, unsigned len)
 {
 	check_access(M_WRITE);
@@ -140,23 +156,23 @@ unsigned Console::do_read(char *buf, unsigned len)
 
 Console &Console::instance(Stream s)
 {
-	static Console in(INPUT);
-	static Console out(OUTPUT);
-	static Console err(ERROR);
+	static Console in(CIN);
+	static Console out(COUT);
+	static Console err(CERR);
 
 	switch(s)
 	{
-	case INPUT: return in;
-	case OUTPUT: return out;
-	case ERROR: return err;
+	case CIN: return in;
+	case COUT: return out;
+	case CERR: return err;
 	}
 
 	throw invalid_argument("Console::instance");
 }
 
-Console &cin = Console::instance(Console::INPUT);
-Console &cout = Console::instance(Console::OUTPUT);
-Console &cerr = Console::instance(Console::ERROR);
+Console &cin = Console::instance(Console::CIN);
+Console &cout = Console::instance(Console::COUT);
+Console &cerr = Console::instance(Console::CERR);
 
 } // namespace IO
 } // namespace Msp