[Libguestfs] [libnbd PATCH v3 10/19] CONNECT_COMMAND.START: use symbolic constants for fd#0 and fd#1

Refer to fd#0 and fd#1 with the symbolic constants STDIN_FILENO and STDOUT_FILENO from <unistd.h>, for better readability. Signed-off-by: Laszlo Ersek <lersek(a)redhat.com&gt; Reviewed-by: Richard W.M. Jones <rjones(a)redhat.com&gt; --- Notes: v4: - pick up Rich's R-b generator/states-connect.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/generator/states-connect.c b/generator/states-connect.c index 2fd7429ae056..5612da53f59f 100644 --- a/generator/states-connect.c +++ b/generator/states-connect.c @@ -260,11 +260,11 @@ CONNECT_COMMAND.START: return 0; } if (pid == 0) { /* child - run command */ - close (0); - close (1); + close (STDIN_FILENO); + close (STDOUT_FILENO); close (sv[0]); - dup2 (sv[1], 0); - dup2 (sv[1], 1); + dup2 (sv[1], STDIN_FILENO); + dup2 (sv[1], STDOUT_FILENO); close (sv[1]); /* Restore SIGPIPE back to SIG_DFL. */