X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e2478fde622a16d25c66690af353dfdc37e7b582..f8087c0d2c63f5c905ed7d5874001cfd86a2aadc:/include/wx/unix/pipe.h

diff --git a/include/wx/unix/pipe.h b/include/wx/unix/pipe.h
index a142b752a9..d59553d154 100644
--- a/include/wx/unix/pipe.h
+++ b/include/wx/unix/pipe.h
@@ -5,7 +5,7 @@
 // Modified by:
 // Created:     24.06.2003 (extracted from src/unix/utilsunx.cpp)
 // RCS-ID:      $Id$
-// Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
+// Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwidgets.org>
 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
@@ -14,6 +14,9 @@
 
 #include <unistd.h>
 
+#include "wx/log.h"
+#include "wx/intl.h"
+
 // ----------------------------------------------------------------------------
 // wxPipe: this class encapsulates pipe() system call
 // ----------------------------------------------------------------------------
@@ -53,21 +56,12 @@ public:
     bool IsOk() const { return m_fds[Read] != INVALID_FD; }
 
     // return the descriptor for one of the pipe ends
-    int operator[](Direction which) const
-    {
-        wxASSERT_MSG( which >= 0 && (size_t)which < WXSIZEOF(m_fds),
-                      _T("invalid pipe index") );
-
-        return m_fds[which];
-    }
+    int operator[](Direction which) const { return m_fds[which]; }
 
     // detach a descriptor, meaning that the pipe dtor won't close it, and
     // return it
     int Detach(Direction which)
     {
-        wxASSERT_MSG( which >= 0 && (size_t)which < WXSIZEOF(m_fds),
-                      _T("invalid pipe index") );
-
         int fd = m_fds[which];
         m_fds[which] = INVALID_FD;
 
@@ -80,7 +74,10 @@ public:
         for ( size_t n = 0; n < WXSIZEOF(m_fds); n++ )
         {
             if ( m_fds[n] != INVALID_FD )
+            {
                 close(m_fds[n]);
+                m_fds[n] = INVALID_FD;
+            }
         }
     }
 
@@ -91,5 +88,27 @@ private:
     int m_fds[2];
 };
 
+#if wxUSE_STREAMS && wxUSE_FILE
+
+#include "wx/wfstream.h"
+
+// ----------------------------------------------------------------------------
+// wxPipeInputStream: stream for reading from a pipe
+// ----------------------------------------------------------------------------
+
+class wxPipeInputStream : public wxFileInputStream
+{
+public:
+    wxPipeInputStream(int fd) : wxFileInputStream(fd) { }
+
+    // return TRUE if the pipe is still opened
+    bool IsOpened() const { return !Eof(); }
+
+    // return TRUE if we have anything to read, don't block
+    virtual bool CanRead() const;
+};
+
+#endif // wxUSE_STREAMS && wxUSE_FILE
+
 #endif // _WX_UNIX_PIPE_H_