diff options
Diffstat (limited to 'elf/tst-execstack-needed.c')
-rw-r--r-- | elf/tst-execstack-needed.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/elf/tst-execstack-needed.c b/elf/tst-execstack-needed.c new file mode 100644 index 0000000000..03090f7dd6 --- /dev/null +++ b/elf/tst-execstack-needed.c @@ -0,0 +1,36 @@ +/* Test program for making nonexecutable stacks executable + on DT_NEEDED load of a DSO that requires executable stacks. */ + +#include <dlfcn.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <error.h> + +extern void tryme (void); /* from tst-execstack-mod.so */ + +static void deeper (void (*f) (void)); + +static int +do_test (void) +{ + tryme (); + + /* Test that growing the stack region gets new executable pages too. */ + deeper (&tryme); + + return 0; +} + +static void +deeper (void (*f) (void)) +{ + char stack[1100 * 1024]; + memfrob (stack, sizeof stack); + (*f) (); + memfrob (stack, sizeof stack); +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |