Skip to content

Instantly share code, notes, and snippets.

@shichao-an
Created June 12, 2015 06:10
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save shichao-an/7f7dfbcf28d77d8cff67 to your computer and use it in GitHub Desktop.
Save shichao-an/7f7dfbcf28d77d8cff67 to your computer and use it in GitHub Desktop.
#include <unistd.h>
int dup(int fd);
int dup2(int fd, int fd2);
/* Both return: new file descriptor if OK, −1 on error */
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment