libuv/docs/code/detach/main.c

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#include <stdio.h>
 
#include <uv.h>
 
uv_loop_t *loop;
uv_process_t child_req;
uv_process_options_t options;
 
int main() {
    loop = uv_default_loop();
 
    char* args[3];
    args[0] = "sleep";
    args[1] = "100";
    args[2] = NULL;
 
    options.exit_cb = NULL;
    options.file = "sleep";
    options.args = args;
    options.flags = UV_PROCESS_DETACHED;
 
    int r;
    if ((r = uv_spawn(loop, &child_req, &options))) {
        fprintf(stderr, "%s\n", uv_strerror(r));
        return 1;
    }
    fprintf(stderr, "Launched sleep with PID %d\n", child_req.pid);
    uv_unref((uv_handle_t*) &child_req);
 
    return uv_run(loop, UV_RUN_DEFAULT);
}