defines.h, winmain.c, .h: fix --with-wingui for CYGWIN

src/include/ngspice/defines.h

@@ -74,7 +74,7 @@
 /* Alternate initialisation file name */
 #define ALT_INITSTR	"spice.rc"	
 
-#if defined(__MINGW32__) || defined(_MSC_VER)
+#if defined(__MINGW32__) || defined(_MSC_VER) || defined (HAS_WINGUI)
 #define DIR_PATHSEP	"\\"
 #define DIR_TERM	'\\'
 #define DIR_PATHSEP_LINUX	"/"

src/winmain.c

@@ -1384,8 +1384,11 @@ int system( const char * command)
 } // system Windows95
 #endif
 */
+
+#ifdef __CYGWIN__
 /* Strip leading spaces, return a copy of s */
-/*static char* rlead(char *s)
+static char*
+rlead(char *s)
 {
    int i,j=0;
    static char temp[512];
@@ -1406,7 +1409,7 @@ int system( const char * command)
    temp[j] = '\0';
    return copy(temp);
 } 
-*/
+#endif
 
 void winmessage(char* new_msg)
 {

src/winmain.h

@@ -5,7 +5,9 @@
 /* Forward definition of main() */
 int xmain( int argc, char * argv[]);
 /* forward of Update function */
-//static char* rlead(char*);
+#ifdef __CYGWIN__
+static char* rlead(char*);
+#endif
 void winmessage(char*);
 
 static void HistoryInit(void);