diff options
Diffstat (limited to 'libcorkscrew/arch-x86/backtrace-x86.c')
-rw-r--r-- | libcorkscrew/arch-x86/backtrace-x86.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/libcorkscrew/arch-x86/backtrace-x86.c b/libcorkscrew/arch-x86/backtrace-x86.c index a568c6d..01d9ed5 100644 --- a/libcorkscrew/arch-x86/backtrace-x86.c +++ b/libcorkscrew/arch-x86/backtrace-x86.c @@ -33,9 +33,21 @@ #include <sys/ptrace.h> #include <cutils/log.h> +#if defined(__BIONIC__) + +// Bionic offers the Linux kernel headers. +#include <asm/sigcontext.h> +#include <asm/ucontext.h> +typedef struct ucontext ucontext_t; + +#else + +// glibc has its own renaming of the Linux kernel's structures. #define __USE_GNU // For REG_EBP, REG_ESP, and REG_EIP. #include <ucontext.h> +#endif + /* Unwind state. */ typedef struct { uint32_t ebp; @@ -84,9 +96,15 @@ ssize_t unwind_backtrace_signal_arch(siginfo_t* siginfo, void* sigcontext, const ucontext_t* uc = (const ucontext_t*)sigcontext; unwind_state_t state; +#if defined(__BIONIC__) + state.ebp = uc->uc_mcontext.ebp; + state.esp = uc->uc_mcontext.esp; + state.eip = uc->uc_mcontext.eip; +#else state.ebp = uc->uc_mcontext.gregs[REG_EBP]; state.esp = uc->uc_mcontext.gregs[REG_ESP]; state.eip = uc->uc_mcontext.gregs[REG_EIP]; +#endif memory_t memory; init_memory(&memory, map_info_list); |