restore Windows console codepage on exit

pkg2zip.c

@@ -889,4 +889,5 @@ int main(int argc, char* argv[])
     }
 
     sys_output("[*] done!\n");
+    sys_output_done();
 }

pkg2zip_sys.c

@@ -13,9 +13,11 @@
 
 static HANDLE gStdout;
 static int gStdoutRedirected;
+static UINT gOldCP;
 
 void sys_output_init(void)
 {
+    gOldCP = GetConsoleOutputCP();
     SetConsoleOutputCP(CP_UTF8);
     gStdout = GetStdHandle(STD_OUTPUT_HANDLE);
 
@@ -23,6 +25,11 @@ void sys_output_init(void)
     gStdoutRedirected = !GetConsoleMode(gStdout, &mode);
 }
 
+void sys_output_done(void)
+{
+    SetConsoleOutputCP(gOldCP);
+}
+
 void sys_output(const char* msg, ...)
 {
     char buffer[1024];
@@ -60,12 +67,14 @@ void sys_error(const char* msg, ...)
         int wcount = MultiByteToWideChar(CP_UTF8, 0, buffer, -1, wbuffer, sizeof(buffer));
 
         DWORD written;
-        WriteConsoleW(GetStdHandle(STD_ERROR_HANDLE), wbuffer, wcount, &written, NULL);
-
-        exit(EXIT_FAILURE);
+        WriteConsoleW(GetStdHandle(STD_ERROR_HANDLE), wbuffer, wcount - 1, &written, NULL);
+    }
+    else
+    {
+        fputs(buffer, stderr);
     }
-    fputs(buffer, stderr);
 
+    SetConsoleOutputCP(gOldCP);
     exit(EXIT_FAILURE);
 }
 
@@ -168,6 +177,10 @@ void sys_output_init(void)
     gStdoutRedirected = !isatty(STDOUT_FILENO);
 }
 
+void sys_output_done(void)
+{
+}
+
 void sys_output(const char* msg, ...)
 {
     va_list arg;

pkg2zip_sys.h

@@ -4,6 +4,7 @@
 
 // correctly outputs utf8 string
 void sys_output_init(void);
+void sys_output_done(void);
 void sys_output(const char* msg, ...);
 void NORETURN sys_error(const char* msg, ...);