X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fio%2Fmode.h;h=0f7bb4fc37650cabe29389021d9c06be0b64bebe;hp=706609f03f4bb7c5c8b40c111b1da11f02d4581d;hb=ea8bf8f588310b0d7fd3297d74907602705bba1d;hpb=933356a36607f5d4480172e285071d4d7dfc5a7b

diff --git a/source/io/mode.h b/source/io/mode.h
index 706609f..0f7bb4f 100644
--- a/source/io/mode.h
+++ b/source/io/mode.h
@@ -13,7 +13,8 @@ enum Mode
 	M_WRITE = 2,
 	M_RDWR = M_READ|M_WRITE,
 	M_APPEND = 4,
-	M_NONBLOCK = 8
+	M_NONBLOCK = 8,
+	M_INHERIT = 16
 };
 
 inline Mode operator|(Mode m, Mode n)
@@ -25,6 +26,9 @@ inline Mode operator&(Mode m, Mode n)
 inline Mode operator~(Mode m)
 { return Mode(~static_cast<int>(m)); }
 
+inline void adjust_mode(Mode &m, Mode f, bool b)
+{ m = b ? (m|f) : (m&~f); }
+
 
 class invalid_access: public std::logic_error
 {