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-rw-r--r--test/inet/tst-res.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/test/inet/tst-res.c b/test/inet/tst-res.c
new file mode 100644
index 000000000..ad9de789e
--- /dev/null
+++ b/test/inet/tst-res.c
@@ -0,0 +1,42 @@
+#include <stdlib.h>
+#include <assert.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <arpa/nameser.h>
+#include <resolv.h>
+#include <netdb.h>
+
+int main(int argc, char **argv)
+{
+ int r;
+ struct __res_state state;
+
+ r = res_ninit(&state);
+ if (r) {
+ herror("ninit");
+ abort();
+ }
+ r = res_init();
+ if (r) {
+ herror("init");
+ abort();
+ }
+
+ res_close();
+#ifdef __UCLIBC__
+ /* assume there is at least one resolver configured */
+ assert (state._u._ext.nscount > 0);
+#else
+ assert (state._u._ext.nscount == 0);
+#endif
+ assert (state.options & RES_INIT);
+ res_nclose(&state);
+#ifdef __UCLIBC__
+ /* We wipe the whole thing */
+ assert ((state.options & RES_INIT) == 0);
+#endif
+ assert (state._u._ext.nscount == 0);
+
+ return 0;
+}
+