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authorUlrich Drepper <drepper@redhat.com>2005-03-03 08:28:23 +0000
committerUlrich Drepper <drepper@redhat.com>2005-03-03 08:28:23 +0000
commit2e2b6e2618b515340650b2f60d84112840df7570 (patch)
tree8fb6568328038e782fa6bd05423f9b8a36a2338c /elf/unload3.c
parentfab0abb44691c24b2253c3f65897b1947da7fba4 (diff)
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2005-03-01 H.J. Lu <hongjiu.lu@intel.com> [BZ #776] * iconv/iconvconfig.c: Fix comment for the output file. (write_output): Clear padding in header. 2005-03-03 Ulrich Drepper <drepper@redhat.com> * elf/dl-close.c (_dl_close): Don't try to set up new searchpath if the loader is closed. Fixes unload3. * elf/tst-global1.c: New file. * elf/Makefile (tests): Add tst-global1. 2005-03-03 Jakub Jelinek <jakub@redhat.com> * elf/Makefile: Add rules to build and run unload3 test. * elf/unload3.c: New test. * elf/unload3mod1.c: New file. * elf/unload3mod2.c: New file. * elf/unload3mod3.c: New file. * elf/unload3mod4.c: New file.
Diffstat (limited to 'elf/unload3.c')
-rw-r--r--elf/unload3.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/elf/unload3.c b/elf/unload3.c
new file mode 100644
index 0000000..6f1af70
--- /dev/null
+++ b/elf/unload3.c
@@ -0,0 +1,41 @@
+#include <dlfcn.h>
+#include <stdio.h>
+
+int
+main (void)
+{
+ void *g = dlopen ("unload3mod1.so", RTLD_GLOBAL | RTLD_NOW);
+ void *h = dlopen ("unload3mod2.so", RTLD_GLOBAL | RTLD_NOW);
+ if (g == NULL || h == NULL)
+ {
+ printf ("dlopen unload3mod{1,2}.so failed: %p %p\n", g, h);
+ return 1;
+ }
+ dlclose (h);
+ dlclose (g);
+
+ g = dlopen ("unload3mod3.so", RTLD_GLOBAL | RTLD_NOW);
+ h = dlopen ("unload3mod4.so", RTLD_GLOBAL | RTLD_NOW);
+ if (g == NULL || h == NULL)
+ {
+ printf ("dlopen unload3mod{3,4}.so failed: %p %p\n", g, h);
+ return 1;
+ }
+
+ int (*fn) (int);
+ fn = dlsym (h, "bar");
+ if (fn == NULL)
+ {
+ puts ("dlsym failed");
+ return 1;
+ }
+
+ int val = fn (16);
+ if (val != 24)
+ {
+ printf ("bar returned %d != 24\n", val);
+ return 1;
+ }
+
+ return 0;
+}