diff options
Diffstat (limited to 'rubysig.h')
| -rw-r--r-- | rubysig.h | 38 |
1 files changed, 32 insertions, 6 deletions
@@ -13,14 +13,40 @@ #ifndef SIG_H #define SIG_H -EXTERN int rb_trap_immediate; #ifdef NT -#define TRAP_BEG (rb_trap_immediate=1, SetEvent(rb_InterruptEvent)) -#define TRAP_END (rb_trap_immediate=0, ResetEvent(rb_InterruptEvent)) +typedef LONG rb_atomic_t; + +# define ATOMIC_TEST(var) InterlockedExchange(&(var), 0) +# define ATOMIC_SET(var, val) InterlockedExchange(&(var), (val)) +# define ATOMIC_INC(var) InterlockedIncrement(&(var)) +# define ATOMIC_DEC(var) InterlockedDecrement(&(var)) + +/* Windows doesn't allow interrupt while system calls */ +# define TRAP_BEG win32_enter_syscall() +# define TRAP_END win32_leave_syscall() +# define RUBY_CRITICAL(statements) do {\ + win32_disable_interrupt();\ + statements;\ + win32_enable_interrupt();\ +} while (0) #else -#define TRAP_BEG (rb_trap_immediate=1) -#define TRAP_END (rb_trap_immediate=0) +typedef int rb_atomic_t; + +# define ATOMIC_TEST(var) ((var) ? ((var) = 0, 1) : 0) +# define ATOMIC_SET(var, val) ((var) = (val)) +# define ATOMIC_INC(var) (++(var)) +# define ATOMIC_DEC(var) (--(var)) + +# define TRAP_BEG (rb_trap_immediate=1) +# define TRAP_END (rb_trap_immediate=0) +# define RUBY_CRITICAL(statements) do {\ + int trap_immediate = rb_trap_immediate;\ + rb_trap_immediate = 0;\ + statements;\ + rb_trap_immediate = trap_immediate;\ +} while (0) #endif +EXTERN rb_atomic_t rb_trap_immediate; EXTERN int rb_prohibit_interrupt; #define DEFER_INTS {rb_prohibit_interrupt++;} @@ -29,7 +55,7 @@ EXTERN int rb_prohibit_interrupt; VALUE rb_with_disable_interrupt _((VALUE(*)(),VALUE)); -EXTERN int rb_trap_pending; +EXTERN rb_atomic_t rb_trap_pending; void rb_trap_restore_mask _((void)); EXTERN int rb_thread_critical; |