| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* Test program for executable stacks in an executable itself.  */ | 
|  | 2 |  | 
|  | 3 | #include <dlfcn.h> | 
|  | 4 | #include <stdio.h> | 
|  | 5 | #include <string.h> | 
|  | 6 | #include <unistd.h> | 
|  | 7 | #include <error.h> | 
|  | 8 |  | 
|  | 9 | #include "tst-execstack-mod.c"	/* This defines the `tryme' test function.  */ | 
|  | 10 |  | 
|  | 11 | static void deeper (void (*f) (void)); | 
|  | 12 |  | 
|  | 13 | static int | 
|  | 14 | do_test (void) | 
|  | 15 | { | 
|  | 16 | tryme (); | 
|  | 17 |  | 
|  | 18 | /* Test that growing the stack region gets new executable pages too.  */ | 
|  | 19 | deeper (&tryme); | 
|  | 20 |  | 
|  | 21 | return 0; | 
|  | 22 | } | 
|  | 23 |  | 
|  | 24 | static void | 
|  | 25 | deeper (void (*f) (void)) | 
|  | 26 | { | 
|  | 27 | char stack[1100 * 1024]; | 
|  | 28 | memfrob (stack, sizeof stack); | 
|  | 29 | (*f) (); | 
|  | 30 | memfrob (stack, sizeof stack); | 
|  | 31 | } | 
|  | 32 |  | 
|  | 33 |  | 
|  | 34 | #define TEST_FUNCTION do_test () | 
|  | 35 | #include "../test-skeleton.c" |