diff options
Diffstat (limited to 'nt')
| -rw-r--r-- | nt/inc/ms-w32.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/nt/inc/ms-w32.h b/nt/inc/ms-w32.h index 4fb32df0c07..e7a94e81c2d 100644 --- a/nt/inc/ms-w32.h +++ b/nt/inc/ms-w32.h @@ -187,6 +187,20 @@ extern struct tm * sys_localtime (const time_t *); #undef HAVE__SETJMP #endif +/* The following is needed for recovery from C stack overflows. */ +#include <setjmp.h> +typedef jmp_buf sigjmp_buf; +#ifdef MINGW_W64 +/* Evidently, MinGW64's longjmp crashes when invoked from an exception + handler, see https://sourceforge.net/p/mingw-w64/mailman/message/32421953/. + This seems to be an unsolved problem in the MinGW64 runtime. So we + use the GCC intrinsics instead. FIXME. */ +#define sigsetjmp(j,m) __builtin_setjmp(j) +#else +#define sigsetjmp(j,m) setjmp(j) +#endif +extern void w32_reset_stack_overflow_guard (void); + #ifdef _MSC_VER #include <sys/timeb.h> #include <sys/stat.h> |