extern "C" {
#endif
-#include <signal.h>
+#include <features.h>
-struct __fpstate {
- unsigned long __x[7];
- unsigned char __y[80];
- unsigned long __z;
-};
+#include <signal.h>
-typedef struct {
- unsigned long __gregs[19];
- void *__fpregs;
- unsigned long __oldmask, __cr2;
-} mcontext_t;
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+#define NGREG (sizeof(gregset_t)/sizeof(greg_t))
+#endif
-typedef struct __ucontext {
- unsigned long uc_flags;
- struct __ucontext *uc_link;
- stack_t uc_stack;
- mcontext_t uc_mcontext;
- sigset_t uc_sigmask;
- struct __fpstate __fpregs_mem;
-} ucontext_t;
+struct __ucontext;
-int getcontext(ucontext_t *);
-void makecontext(ucontext_t *, void (*)(void), int, ...);
-int setcontext(const ucontext_t *);
-int swapcontext(ucontext_t *, const ucontext_t *);
+int getcontext(struct __ucontext *);
+void makecontext(struct __ucontext *, void (*)(void), int, ...);
+int setcontext(const struct __ucontext *);
+int swapcontext(struct __ucontext *, const struct __ucontext *);
#ifdef __cplusplus
}