unix/windows: Disable sigaction on windows port.

unix/main.c

@@ -34,7 +34,6 @@
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <errno.h>
-#include <signal.h>
 
 #include "mpconfig.h"
 #include "nlr.h"
@@ -65,6 +64,9 @@ mp_uint_t mp_verbose_flag = 0;
 long heap_size = 128*1024 * (sizeof(mp_uint_t) / 4);
 #endif
 
+#ifndef _WIN32
+#include <signal.h>
+
 STATIC mp_obj_t keyboard_interrupt_obj;
 
 STATIC void sighandler(int signum) {
@@ -78,6 +80,7 @@ STATIC void sighandler(int signum) {
         sigaction(SIGINT, &sa, NULL);
     }
 }
+#endif
 
 #define FORCED_EXIT (0x100)
 // returns standard error codes: 0 for success, 1 for all other errors
@@ -134,23 +137,29 @@ STATIC int execute_from_lexer(mp_lexer_t *lex, mp_parse_input_kind_t input_kind,
         return 0;
     }
 
+    #ifndef _WIN32
     // enable signal handler
     struct sigaction sa;
     sa.sa_handler = sighandler;
     sigemptyset(&sa.sa_mask);
     sigaction(SIGINT, &sa, NULL);
     sa.sa_handler = SIG_DFL;
+    #endif
 
     // execute it
     nlr_buf_t nlr;
     if (nlr_push(&nlr) == 0) {
         mp_call_function_0(module_fun);
+        #ifndef _WIN32
         sigaction(SIGINT, &sa, NULL);
+        #endif
         nlr_pop();
         return 0;
     } else {
         // uncaught exception
+        #ifndef _WIN32
         sigaction(SIGINT, &sa, NULL);
+        #endif
         // check for SystemExit
         mp_obj_t exc = (mp_obj_t)nlr.ret_val;
         if (mp_obj_is_subclass_fast(mp_obj_get_type(exc), &mp_type_SystemExit)) {
@@ -329,8 +338,10 @@ int main(int argc, char **argv) {
 
     mp_init();
 
+    #ifndef _WIN32
     // create keyboard interrupt object
     keyboard_interrupt_obj = mp_obj_new_exception(&mp_type_KeyboardInterrupt);
+    #endif
 
     char *home = getenv("HOME");
     char *path = getenv("MICROPYPATH");