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-rw-r--r--elf/tst-dlmopen2.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/elf/tst-dlmopen2.c b/elf/tst-dlmopen2.c
new file mode 100644
index 0000000000..0569997258
--- /dev/null
+++ b/elf/tst-dlmopen2.c
@@ -0,0 +1,70 @@
+#include <dlfcn.h>
+#include <stdio.h>
+#include <string.h>
+#include <gnu/lib-names.h>
+#include <ldsodefs.h>
+
+
+static int
+do_test (void)
+{
+ int result = 0;
+
+ for (int i = 1; i <= 10; ++i)
+ {
+ void *h[DL_NNS - 1];
+ char used[DL_NNS];
+
+ printf ("round %d\n", i);
+
+ memset (used, '\0', sizeof (used));
+ used[LM_ID_BASE] = 1;
+
+ for (int j = 0; j < DL_NNS - 1; ++j)
+ {
+ h[j] = dlmopen (LM_ID_NEWLM, "$ORIGIN/tst-dlmopen1mod.so",
+ RTLD_LAZY);
+ if (h[j] == NULL)
+ {
+ printf ("round %d, namespace %d: load failed: %s\n",
+ i, j, dlerror ());
+ return 1;
+ }
+ Lmid_t ns;
+ if (dlinfo (h[j], RTLD_DI_LMID, &ns) != 0)
+ {
+ printf ("round %d, namespace %d: dlinfo failed: %s\n",
+ i, j, dlerror ());
+ return 1;
+ }
+ if (ns < 0 || ns >= DL_NNS)
+ {
+ printf ("round %d, namespace %d: invalid namespace %ld",
+ i, j, (long int) ns);
+ result = 1;
+ }
+ else if (used[ns] != 0)
+ {
+ printf ("\
+round %d, namespace %d: duplicate allocate of namespace %ld",
+ i, j, (long int) ns);
+ result = 1;
+ }
+ else
+ used[ns] = 1;
+ }
+
+ for (int j = 0; j < DL_NNS - 1; ++j)
+ if (dlclose (h[j]) != 0)
+ {
+ printf ("round %d, namespace %d: close failed: %s\n",
+ i, j, dlerror ());
+ return 1;
+ }
+ }
+
+ return result;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"