Demonstrate that dlopen() RTLD_NOW is currently broken.

 -Erik

1 files changed, 50 insertions, 0 deletions

diff --git a/test/ldso/dltest2.c b/test/ldso/dltest2.c
new file mode 100644
index 000000000..066c37202
--- /dev/null
+++ b/test/ldso/dltest2.c
@@ -0,0 +1,50 @@
+#include <fcntl.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <dlfcn.h>
+#include "thread_db.h"
+
+extern void _dlinfo();
+
+int main(int argc, char **argv) {
+	void *handle;
+	td_err_e (*td_init_p) (void);
+
+	fprintf(stderr, "Attempting to dlopen() libthread_db.so with RTLD_NOW\n");
+	handle = dlopen ("libthread_db.so", RTLD_NOW);
+	if (!handle) {
+		fputs (dlerror(), stderr);
+		exit(1);
+	}
+
+	td_init_p = dlsym (handle, "td_init");
+	if (td_init_p == NULL) {
+	    fprintf(stderr, "yipe!  td_init() failed!\n");
+	    return EXIT_FAILURE;
+	}
+#if 0 //def __UCLIBC__
+	_dlinfo();   /* not supported by ld.so.2 */
+#endif
+	dlclose(handle);
+
+
+	fprintf(stderr, "Attempting to dlopen() libthread_db.so with RTLD_LAZY\n");
+	handle = dlopen ("libthread_db.so", RTLD_LAZY);
+	if (!handle) {
+		fputs (dlerror(), stderr);
+		exit(1);
+	}
+
+	td_init_p = dlsym (handle, "td_init");
+	if (td_init_p == NULL) {
+	    fprintf(stderr, "yipe!  td_init() failed!");
+	    return EXIT_FAILURE;
+	}
+#if 0 //def __UCLIBC__
+	_dlinfo();   /* not supported by ld.so.2 */
+#endif
+	dlclose(handle);
+
+	fprintf(stderr, "Everything worked as expected.\n");
+	return EXIT_SUCCESS;
+}