diff options
Diffstat (limited to 'signal.h')
| -rw-r--r-- | signal.h | 81 |
1 files changed, 75 insertions, 6 deletions
@@ -40,6 +40,75 @@ extern int debug_depth; #define EJ_OPT_SAVE(EJB) EJ_DBG_SAVE(EJB) #define EJ_OPT_REST(EJB) EJ_DBG_REST(EJB) +#if __i386__ + +struct jmp { + unsigned eip; + unsigned esp; + unsigned ebp; + unsigned ebx; + unsigned esi; + unsigned edi; +}; + +#elif __x86_64__ + +struct jmp { + unsigned long rip; + unsigned long rsp; + unsigned long rbp; + unsigned long rbx; + unsigned long r12; + unsigned long r13; + unsigned long r14; + unsigned long r15; +}; + +#elif __arm__ && !__thumb__ + +struct jmp { + unsigned long r4; + unsigned long r5; + unsigned long r6; + unsigned long r7; + unsigned long r8; + unsigned long r9; + unsigned long r10; + unsigned long fp; + unsigned long sp; + unsigned long lr; +}; + +#elif __arm__ && __thumb__ + +struct jmp { + unsigned long lr; + unsigned long r4; + unsigned long r5; + unsigned long r6; + unsigned long r7; + unsigned long r8; + unsigned long r9; + unsigned long r10; + unsigned long fp; + unsigned long sp; +}; + +#else +#error port me! +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +int jmp_save(struct jmp *); +void jmp_restore(struct jmp *, int); + +#ifdef __cplusplus +} +#endif + #if HAVE_POSIX_SIGS INLINE void copy_sigset(volatile sigset_t *dest, const sigset_t *src) @@ -88,7 +157,7 @@ INLINE val sig_check_fast(void) } typedef struct { - jmp_buf jb; + struct jmp jb; volatile sig_atomic_t se; volatile sigset_t blocked; volatile val de; @@ -99,7 +168,7 @@ typedef struct { } extended_jmp_buf; #define extended_setjmp(EJB) \ - (setjmp((EJB).jb) \ + (jmp_save(&(EJB).jb) \ ? (async_sig_enabled = (EJB).se, \ dyn_env = (EJB).de, \ gc_enabled = (EJB).gc, \ @@ -119,7 +188,7 @@ typedef struct { 0)) #define extended_longjmp(EJB, ARG) \ - ((EJB).rv = (ARG), longjmp((EJB).jb, 1)) + ((EJB).rv = (ARG), jmp_restore(&(EJB).jb, 1)) extern sigset_t sig_blocked_cache; extern volatile sig_atomic_t async_sig_enabled; @@ -135,7 +204,7 @@ extern volatile sig_atomic_t async_sig_enabled; #define sig_check_fast() ((void) 0) typedef struct { - jmp_buf jb; + struct jmp jb; volatile val de; volatile int gc; val **volatile gc_pt; @@ -144,7 +213,7 @@ typedef struct { } extended_jmp_buf; #define extended_setjmp(EJB) \ - (setjmp((EJB).jb) \ + (jmp_save(&(EJB).jb) \ ? (dyn_env = (EJB).de, \ gc_enabled = ((EJB).gc), \ gc_prot_top = (EJB).gc_pt, \ @@ -157,7 +226,7 @@ typedef struct { 0)) #define extended_longjmp(EJB, ARG) \ - ((EJB).rv = (ARG), longjmp((EJB).jb, 1)) + ((EJB).rv = (ARG), jmp_restore(&(EJB).jb, 1)) extern int async_sig_enabled; |