void Pipe::set_block(bool b)
{
- mode = (mode&~M_NONBLOCK);
- if(b)
- mode = (mode|M_NONBLOCK);
-
+ adjust_mode(mode, M_NONBLOCK, !b);
sys_set_blocking(read_handle, b);
sys_set_blocking(write_handle, b);
}
-unsigned Pipe::do_write(const char *buf, unsigned size)
+void Pipe::set_inherit(bool i)
+{
+ adjust_mode(mode, M_INHERIT, i);
+ sys_set_inherit(read_handle, i);
+ sys_set_inherit(write_handle, i);
+}
+
+size_t Pipe::do_write(const char *buf, size_t size)
{
if(size==0)
return 0;
return sys_write(write_handle, buf, size);
}
-unsigned Pipe::do_read(char *buf, unsigned size)
+size_t Pipe::do_read(char *buf, size_t size)
{
if(size==0)
return 0;
- unsigned ret = reader.read(buf, size);
+ size_t ret = reader.read(buf, size);
if(ret==0)
set_eof();