tildefriends/deps/libuv/docs/code/proc-streams/main.c

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#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include <uv.h>
uv_loop_t *loop;
uv_process_t child_req;
uv_process_options_t options;
void on_exit(uv_process_t *req, int64_t exit_status, int term_signal) {
fprintf(stderr, "Process exited with status %" PRId64 ", signal %d\n", exit_status, term_signal);
uv_close((uv_handle_t*) req, NULL);
}
int main() {
loop = uv_default_loop();
size_t size = 500;
char path[size];
uv_exepath(path, &size);
strcpy(path + (strlen(path) - strlen("proc-streams")), "test");
char* args[2];
args[0] = path;
args[1] = NULL;
/* ... */
options.stdio_count = 3;
uv_stdio_container_t child_stdio[3];
child_stdio[0].flags = UV_IGNORE;
child_stdio[1].flags = UV_IGNORE;
child_stdio[2].flags = UV_INHERIT_FD;
child_stdio[2].data.fd = 2;
options.stdio = child_stdio;
options.exit_cb = on_exit;
options.file = args[0];
options.args = args;
int r;
if ((r = uv_spawn(loop, &child_req, &options))) {
fprintf(stderr, "%s\n", uv_strerror(r));
return 1;
}
return uv_run(loop, UV_RUN_DEFAULT);
}