diff options
Diffstat (limited to 'REORG.TODO/elf/noload.c')
-rw-r--r-- | REORG.TODO/elf/noload.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/REORG.TODO/elf/noload.c b/REORG.TODO/elf/noload.c new file mode 100644 index 0000000000..bcc85efc27 --- /dev/null +++ b/REORG.TODO/elf/noload.c @@ -0,0 +1,81 @@ +#include <dlfcn.h> +#include <stdio.h> +#include <mcheck.h> + +int +main (void) +{ + int result = 0; + void *p; + + mtrace (); + + /* First try to load an object which is a dependency. This should + succeed. */ + p = dlopen ("testobj1.so", RTLD_LAZY | RTLD_NOLOAD); + if (p == NULL) + { + printf ("cannot open \"testobj1.so\": %s\n", dlerror ()); + result = 1; + } + else + { + puts ("loading \"testobj1.so\" succeeded, OK"); + dlclose (p); + } + + /* Now try loading an object which is not already loaded. */ + if (dlopen ("testobj5.so", RTLD_LAZY | RTLD_NOLOAD) != NULL) + { + puts ("succeeded in loading \"testobj5.so\""); + result = 1; + } + else + { + /* Load the object and run the same test again. */ + puts ("\"testobj5.so\" wasn't loaded and RTLD_NOLOAD prevented it, OK"); + + p = dlopen ("testobj5.so", RTLD_LAZY); + + if (p == NULL) + { + printf ("cannot open \"testobj5.so\" without RTLD_NOLOAD: %s\n", + dlerror ()); + result = 1; + } + else + { + puts ("loading \"testobj5.so\" succeeded, OK"); + + void *q = dlopen ("testobj5.so", RTLD_LAZY | RTLD_NOLOAD); + if (q == NULL) + { + printf ("cannot open \"testobj5.so\": %s\n", dlerror ()); + result = 1; + } + else + { + puts ("loading \"testobj5.so\" with RTLD_NOLOAD succeeded, OK"); + dlclose (q); + } + + if (dlclose (p) != 0) + { + printf ("cannot close \"testobj5.so\": %s\n", dlerror ()); + result = 1; + } + else + puts ("closing \"testobj5.so\" succeeded, OK"); + } + } + + return result; +} + + +extern int foo (int a); +int +foo (int a) +{ + return 42 + a; +} |