diff options
Diffstat (limited to 'sysdeps/generic/segfault.c')
| -rw-r--r-- | sysdeps/generic/segfault.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/sysdeps/generic/segfault.c b/sysdeps/generic/segfault.c index 41e3aa5..24ed3f8 100644 --- a/sysdeps/generic/segfault.c +++ b/sysdeps/generic/segfault.c @@ -1,5 +1,5 @@ /* Catch segmentation faults and print backtrace. - Copyright (C) 1998, 1999 Free Software Foundation, Inc. + Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. @@ -28,6 +28,8 @@ #include <unistd.h> #include <stdio-common/_itoa.h> +#include <bp-checks.h> + /* Get the definition of "struct layout". */ #include <frame.h> @@ -69,7 +71,7 @@ extern void *__libc_stack_end; /* By default assume the `next' pointer in struct layout points to the next struct layout. */ #ifndef ADVANCE_STACK_FRAME -# define ADVANCE_STACK_FRAME(next) ((struct layout *) (next)) +# define ADVANCE_STACK_FRAME(next) BOUNDED_1 ((struct layout *) (next)) #endif /* We'll use tis a lot. */ @@ -103,8 +105,8 @@ static void catch_segfault (int signal, SIGCONTEXT ctx) { struct layout *current; - void *top_frame; - void *top_stack; + void *__unbounded top_frame; + void *__unbounded top_stack; int fd; void **arr; size_t cnt; @@ -135,7 +137,7 @@ catch_segfault (int signal, SIGCONTEXT ctx) /* First count how many entries we'll have. */ cnt = 1; - current = (struct layout *) top_frame; + current = BOUNDED_1 ((struct layout *) top_frame); while (!((void *) current INNER_THAN top_stack || !((void *) current INNER_THAN __libc_stack_end))) { @@ -149,7 +151,7 @@ catch_segfault (int signal, SIGCONTEXT ctx) /* First handle the program counter from the structure. */ arr[0] = GET_PC (ctx); - current = (struct layout *) top_frame; + current = BOUNDED_1 ((struct layout *) top_frame); cnt = 1; while (!((void *) current INNER_THAN top_stack || !((void *) current INNER_THAN __libc_stack_end))) |