1 #include <stdio.h> 2 #include <string.h> 3 #include <inttypes.h> 4 5 #include <uv.h> 6 7 uv_loop_t *loop; 8 uv_process_t child_req; 9 uv_process_options_t options; 10 11 void on_exit(uv_process_t *req, int64_t exit_status, int term_signal) { 12 fprintf(stderr, "Process exited with status %" PRId64 ", signal %d\n", exit_status, term_signal); 13 uv_close((uv_handle_t*) req, NULL); 14 } 15 16 int main() { 17 loop = uv_default_loop(); 18 19 size_t size = 500; 20 char path[size]; 21 uv_exepath(path, &size); 22 strcpy(path + (strlen(path) - strlen("proc-streams")), "test"); 23 24 char* args[2]; 25 args[0] = path; 26 args[1] = NULL; 27 28 /* ... */ 29 30 options.stdio_count = 3; 31 uv_stdio_container_t child_stdio[3]; 32 child_stdio[0].flags = UV_IGNORE; 33 child_stdio[1].flags = UV_IGNORE; 34 child_stdio[2].flags = UV_INHERIT_FD; 35 child_stdio[2].data.fd = 2; 36 options.stdio = child_stdio; 37 38 options.exit_cb = on_exit; 39 options.file = args[0]; 40 options.args = args; 41 42 int r; 43 if ((r = uv_spawn(loop, &child_req, &options))) { 44 fprintf(stderr, "%s\n", uv_strerror(r)); 45 return 1; 46 } 47 48 return uv_run(loop, UV_RUN_DEFAULT); 49 } 50