regress that checks that a dlopen'ed object group is not unloaded if

one of its depenencies is referred to via another dlopen.

2 files changed, 65 insertions, 0 deletions

diff --git a/regress/libexec/ld.so/dlclose/test1/prog3/Makefile b/regress/libexec/ld.so/dlclose/test1/prog3/Makefile
new file mode 100644
index 00000000000..9a2e37ad4e4
--- /dev/null
+++ b/regress/libexec/ld.so/dlclose/test1/prog3/Makefile
@@ -0,0 +1,9 @@
+# $OpenBSD: Makefile,v 1.1.1.1 2005/09/30 15:14:46 kurt Exp $
+
+PROG=		prog3
+SRCS=		main.c
+LDFLAGS+=	-Wl,-E
+LDFLAGS+=	-Wl,-rpath,$(AA_OBJDIR)
+LDFLAGS+=	-Wl,-rpath,$(BB_OBJDIR)
+
+.include <bsd.regress.mk>
diff --git a/regress/libexec/ld.so/dlclose/test1/prog3/main.c b/regress/libexec/ld.so/dlclose/test1/prog3/main.c
new file mode 100644
index 00000000000..635e3c09679
--- /dev/null
+++ b/regress/libexec/ld.so/dlclose/test1/prog3/main.c
@@ -0,0 +1,56 @@
+/*	$OpenBSD: main.c,v 1.1.1.1 2005/09/30 15:14:46 kurt Exp $	*/
+
+/*
+ * Copyright (c) 2005 Kurt Miller <kurt@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <dlfcn.h>
+#include <stdio.h>
+
+int
+main()
+{
+	int ret = 0;
+	int (*bbTest2)(void);
+	void *libbb;
+	void *libaa;
+
+	libaa = dlopen("libaa.so", RTLD_LAZY|RTLD_GLOBAL);
+	libbb = dlopen("libbb.so", RTLD_LAZY|RTLD_GLOBAL);
+
+	if (libaa == NULL) {
+		printf("dlopen(\"libaa.so\", RTLD_LAZY|RTLD_GLOBAL) FAILED\n");
+		return (1);
+	}
+
+	if (libbb == NULL) {
+		printf("dlopen(\"libbb.so\", RTLD_LAZY|RTLD_GLOBAL) FAILED\n");
+		return (1);
+	}
+
+        bbTest2 = dlsym(libbb, "bbTest2");
+
+	/* call bbTest2 to force lazy binding to duplicateFun in libaa */
+        (*bbTest2)();
+
+	dlclose(libaa);
+
+	/* call bbTest2 again to ensure libaa was not unloaded (still needed) */
+        ret = (*bbTest2)();
+
+	dlclose(libbb);
+
+	return (ret);
+}