X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fio%2Fhandle.h;h=561d710e457e77c73e7766f23d5bfd77f9b82310;hp=4b311f545f3212ff8755b7dbbf51c2889991d1b5;hb=9990be018b49e5aae27218e1b8c6aefdb63b38a7;hpb=ea8bf8f588310b0d7fd3297d74907602705bba1d

diff --git a/source/io/handle.h b/source/io/handle.h
index 4b311f5..561d710 100644
--- a/source/io/handle.h
+++ b/source/io/handle.h
@@ -1,6 +1,8 @@
 #ifndef MSP_IO_HANDLE_H_
 #define MSP_IO_HANDLE_H_
 
+#include <cstddef>
+
 namespace Msp {
 namespace IO {
 
@@ -10,7 +12,7 @@ public:
 	struct Private;
 
 private:
-	Private *priv;
+	Private *priv = 0;
 
 public:
 	Handle();
@@ -21,17 +23,14 @@ public:
 	Private &operator*() { return *priv; }
 	const Private &operator*() const { return *priv; }
 
-	/** This is effectively a boolean conversion, but avoids accidental
-	conversion to OS native handles.  Unix-based systems use int and win32 uses
-	void *; const void * is not implicitly convertible to either. */
-	operator const void *() const;
+	explicit operator bool() const;
 };
 
 
 void sys_set_blocking(Handle &, bool);
 void sys_set_inherit(Handle &, bool);
-unsigned sys_read(Handle &, char *, unsigned);
-unsigned sys_write(Handle &, const char *, unsigned);
+std::size_t sys_read(Handle &, char *, std::size_t);
+std::size_t sys_write(Handle &, const char *, std::size_t);
 void sys_close(Handle &);
 
 } // namespace IO