Added the Process stream class, this will allow us to do some really cool stuff

coming up...it's just like popen only cool and managed, and streamey.

1 files changed, 64 insertions, 0 deletions

diff --git a/src/process.h b/src/process.h
new file mode 100644
index 0000000..dbf1553
--- /dev/null
+++ b/src/process.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2007 Xagasoft, All rights reserved.
+ *
+ * This file is part of the libbu++ library and is released under the
+ * terms of the license contained in the file LICENSE.
+ */
+
+#ifndef BU_PROCESS_H
+#define BU_PROCESS_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include "bu/stream.h"
+#include "bu/fstring.h"
+
+namespace Bu
+{
+        /**
+         * Runs a program and attaches streams to it's stdin, stdout, and stderr.
+         * Reading from a Bu::Process will read from the program's standard output,
+         * writing to a Bu::Process will write to the program's standard input.
+         */
+        class Process : public Bu::Stream
+        {
+        public:
+                Process( const char *sName, char *const argv[] );
+                Process( const char *sName, const char *argv, ...);
+                virtual ~Process();
+
+                virtual void close();
+                virtual size_t read( void *pBuf, size_t nBytes );
+                virtual size_t write( const void *pBuf, size_t nBytes );
+
+                virtual long tell();
+                virtual void seek( long offset );
+                virtual void setPos( long pos );
+                virtual void setPosEnd( long pos );
+                virtual bool isEOS();
+                virtual bool isOpen();
+
+                virtual void flush();
+
+                virtual bool canRead();
+                virtual bool canWrite();
+
+                virtual bool isReadable();
+                virtual bool isWritable();
+                virtual bool isSeekable();
+
+                virtual bool isBlocking();
+                virtual void setBlocking( bool bBlocking=true );
+
+        private:
+                int iStdIn;
+                int iStdOut;
+                int iStdErr;
+                pid_t iPid;
+
+                void gexec( const char *sName, char *const argv[] );
+        };
+}
+
+#endif