OrionUserland
Barry Importing existing Orion Userland 19aefaa (2 years, 4 months ago)diff --git a/time/main.c b/time/main.c new file mode 100644 index 0000000..89ef9ab --- /dev/null +++ b/time/main.c @@ -0,0 +1,44 @@ +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/times.h> +#include <sys/wait.h> +#include <errno.h> + +/* Main function */ +int +main(int argc, char *argv[]) +{ + pid_t pid; + Times tms; + clock_t r0, r1; + int status, ret = 0; + + if (argc < 2) + return 0; + + r0 = times(&tms); + + pid = fork(); + if (!pid) { + execv(argv[1], argv + 1); + printf("exec: %s: ", argv[1]); + perror(NULL); + exit(EXIT_FAILURE); + } + waitpid(pid, &status, 0); + + if ((r1 = times(&tms)) == (clock_t) -1) { + perror("times"); + exit(EXIT_FAILURE); + } + + printf("\nreal %dms\nuser %dms\nsys %dms\n", + (r1 - r0), tms.cutime, tms.cstime); +// printf("\nreal %f\nuser %f\nsys %f\n", +// (r1 - r0) / (double) 1000, +// tms.cutime / (double) 1000, +// tms.cstime / (double) 1000); + + return 0; +}