diff options
Diffstat (limited to 'elf/unload5.c')
-rw-r--r-- | elf/unload5.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/elf/unload5.c b/elf/unload5.c new file mode 100644 index 0000000..0555052 --- /dev/null +++ b/elf/unload5.c @@ -0,0 +1,42 @@ +#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; + } + dlopen ("unload3mod4.so", RTLD_GLOBAL | RTLD_NOW); + 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; +} |