/* pipe system call for Linux/MIPS */ /*see uClibc's sh/pipe.c and glibc-2.2.4's mips/pipe.S */ #include <errno.h> #include <unistd.h> #include <syscall.h> int pipe(int *fd) { register long int res __asm__ ("$2"); // v0 register long int res2 __asm__ ("$3"); // v1 asm ("move\t$4,%2\n\t" // $4 = a0 "syscall" /* Perform the system call. */ : "=r" (res) : "0" (__NR_pipe), "r" (fd) : "$4", "$7"); fd[0] = res; fd[1] = res2; return(0); }