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Make io_data_t::io_mode const

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A protected constructor is needed in io_pipe_t to let io_buffer_t override
its io_mode.
This commit is contained in:
Cheer Xiao 2013-01-17 14:46:02 +08:00
parent 57ef5289fe
commit a3b15b995e
1 changed files with 10 additions and 3 deletions
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13
io.h
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@ -30,7 +30,7 @@ protected:
public:
/** Type of redirect */
io_mode_t io_mode;
const io_mode_t io_mode;
/** FD to redirect */
int fd;
@ -99,6 +99,14 @@ public:
class io_pipe_t : public io_data_t
{
protected:
io_pipe_t(io_mode_t m, int f, bool i):
io_data_t(m, f),
pipe_fd(),
is_input(i)
{
}
public:
int pipe_fd[2];
bool is_input;
@ -120,10 +128,9 @@ private:
std::vector<char> *out_buffer;
io_buffer_t(int f, bool i):
io_pipe_t(f, i),
io_pipe_t(IO_BUFFER, f, i),
out_buffer(new std::vector<char>)
{
io_mode = IO_BUFFER;
}
public: