start on a more complex example

Signed-off-by: Mattias Andrée <maandree@operamail.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/doc/examples/daemon-depedencies/cleanup.c b/doc/examples/daemon-depedencies/cleanup.c
new file mode 100644
index 0000000..d3803c3
--- /dev/null
+++ b/doc/examples/daemon-depedencies/cleanup.c
@@ -0,0 +1,24 @@
+#include <bus.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#define t(stmt)  if (stmt) goto fail
+
+
+
+int main()
+{
+	char *bus_address = getenv("BUS_INIT");
+	if (!bus_address || !*bus_address) {
+		fprintf(stderr, "$BUS_INIT has not been set, its export statement "
+			"should have been printed in bold red by ./init\n");
+		return 1;
+	}
+	t(bus_unlink(bus_address));
+	return 0;
+
+fail:
+	perror("cleanup");
+	return 1;
+}
+