X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Fio%2Ftest%2Frun-01-start-finish.c;fp=ccan%2Fio%2Ftest%2Frun-01-start-finish.c;h=03a1e3280bbb1d81908c2767854b4a017ef058e3;hb=0a2fd289c7bf57d9fc35ad6af36df4bcc694f361;hp=0000000000000000000000000000000000000000;hpb=a87884aabba198a1d44e22f89c5477f1b8167ffd;p=ccan

diff --git a/ccan/io/test/run-01-start-finish.c b/ccan/io/test/run-01-start-finish.c
new file mode 100644
index 00000000..03a1e328
--- /dev/null
+++ b/ccan/io/test/run-01-start-finish.c
@@ -0,0 +1,91 @@
+#include <ccan/io/io.h>
+/* Include the C files directly. */
+#include <ccan/io/poll.c>
+#include <ccan/io/io.c>
+#include <ccan/tap/tap.h>
+#include <sys/wait.h>
+#include <stdio.h>
+
+static struct io_op *start_ok(struct io_conn *conn, int *state)
+{
+	ok1(*state == 0);
+	(*state)++;
+	return io_close(conn, NULL);
+}
+
+static void finish_ok(struct io_conn *conn, int *state)
+{
+	ok1(*state == 1);
+	(*state)++;
+	io_break(state + 1, NULL);
+}
+
+static int make_listen_fd(const char *port, struct addrinfo **info)
+{
+	int fd, on = 1;
+	struct addrinfo *addrinfo, hints;
+
+	memset(&hints, 0, sizeof(hints));
+	hints.ai_family = AF_UNSPEC;
+	hints.ai_socktype = SOCK_STREAM;
+	hints.ai_flags = AI_PASSIVE;
+	hints.ai_protocol = 0;
+
+	if (getaddrinfo(NULL, port, &hints, &addrinfo) != 0)
+		return -1;
+
+	fd = socket(addrinfo->ai_family, addrinfo->ai_socktype,
+		    addrinfo->ai_protocol);
+	if (fd < 0)
+		return -1;
+
+	setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
+	if (bind(fd, addrinfo->ai_addr, addrinfo->ai_addrlen) != 0) {
+		close(fd);
+		return -1;
+	}
+	if (listen(fd, 1) != 0) {
+		close(fd);
+		return -1;
+	}
+	*info = addrinfo;
+	return fd;
+}
+
+int main(void)
+{
+	int state = 0;
+	struct addrinfo *addrinfo;
+	struct io_listener *l;
+	int fd;
+
+	/* This is how many tests you plan to run */
+	plan_tests(9);
+	fd = make_listen_fd("65001", &addrinfo);
+	ok1(fd >= 0);
+	l = io_new_listener(fd, start_ok, finish_ok, &state);
+	ok1(l);
+	fflush(stdout);
+	if (!fork()) {
+		io_close_listener(l);
+		fd = socket(addrinfo->ai_family, addrinfo->ai_socktype,
+			    addrinfo->ai_protocol);
+		if (fd < 0)
+			exit(1);
+		if (connect(fd, addrinfo->ai_addr, addrinfo->ai_addrlen) != 0)
+			exit(2);
+		close(fd);
+		freeaddrinfo(addrinfo);
+		exit(0);
+	}
+	freeaddrinfo(addrinfo);
+	ok1(io_loop() == &state + 1);
+	ok1(state == 2);
+	io_close_listener(l);
+	ok1(wait(&state));
+	ok1(WIFEXITED(state));
+	ok1(WEXITSTATUS(state) == 0);
+
+	/* This exits depending on whether all tests passed */
+	return exit_status();
+}