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authorUlrich Drepper <drepper@redhat.com>2001-09-06 01:03:05 +0000
committerUlrich Drepper <drepper@redhat.com>2001-09-06 01:03:05 +0000
commit3fac0001581df9237b58c0180bc7f968dfabc3c9 (patch)
tree477072929cbd57e0bd095b41de533ea903a1ae4e /elf/dblunload.c
parent9cd9ea1068e85dc5a211543b5ba4637ffc6df8be (diff)
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Update.
2001-09-05 Ulrich Drepper <drepper@redhat.com> * elf/Makefile: Add rules to build new tests. Don't run them yet since they both fail. * elf/dblload.c: New file. * elf/dblloadmod1.c: New file. * elf/dblloadmod2.c: New file. * elf/dblloadmod3.c: New file. * elf/dblunload.c: New file.
Diffstat (limited to 'elf/dblunload.c')
-rw-r--r--elf/dblunload.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/elf/dblunload.c b/elf/dblunload.c
new file mode 100644
index 0000000..ab0b2a5
--- /dev/null
+++ b/elf/dblunload.c
@@ -0,0 +1,53 @@
+#include <dlfcn.h>
+#include <mcheck.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+int
+main (void)
+{
+ void *p1;
+ void *p2;
+ int (*fp) (void);
+ int result;
+
+ mtrace ();
+
+ p1 = dlopen ("dblloadmod1.so", RTLD_LAZY);
+ if (p1 == NULL)
+ {
+ printf ("cannot load dblloadmod1.so: %s\n", dlerror ());
+ exit (EXIT_FAILURE);
+ }
+
+ p2 = dlopen ("dblloadmod2.so", RTLD_LAZY);
+ if (p2 == NULL)
+ {
+ printf ("cannot load dblloadmod2.so: %s\n", dlerror ());
+ exit (EXIT_FAILURE);
+ }
+
+ if (dlclose (p1) != 0)
+ {
+ printf ("error while closing dblloadmod1.so: %s\n", dlerror ());
+ exit (EXIT_FAILURE);
+ }
+
+ fp = dlsym (p2, "xyzzy");
+ if (fp == NULL)
+ {
+ printf ("cannot get function \"xyzzy\": %s\n", dlerror ());
+ exit (EXIT_FAILURE);
+ }
+
+ result = fp ();
+
+ if (dlclose (p2) != 0)
+ {
+ printf ("error while closing dblloadmod2.so: %s\n", dlerror ());
+ exit (EXIT_FAILURE);
+ }
+
+ return result;
+}