make OPACITY and TRANSPARENTLIST optional (must be used together), bump version to 1.2.0

client.c

@@ -365,6 +365,7 @@ int isterminalwindow(Client* c) {
   return 0;
 }
 
+#if defined(OPACITY) && defined(TRANSPARENTLIST)
 int istransparent(Client* c) {
   static char* transnames[] = TRANSPARENTLIST;
   char** t = transnames;
@@ -377,6 +378,7 @@ int istransparent(Client* c) {
   }
   return 0;
 }
+#endif
 
 void ensureactive() {
   if (!current)

config.def.h

@@ -3,7 +3,8 @@
  **********************/
 
 /***************
- * LOOK & FEEL * [All of these are required options]
+ * LOOK & FEEL * [All of these are required options except OPACITY and
+ *TRANSPARENTLIST]
  **************/
 
 /* Border colors */
@@ -38,7 +39,7 @@
 #define SMENUBGCOL 0x1F9B92
 
 /* You must use a compositor (eg xcompmgr, picom) for the next 2 settings
- * to have any effect!
+ * to have any effect, and each setting doesn't work without the other
  */
 
 /* From 0 - 255, the opacity of windows marked 'transparent' */

event.c

@@ -283,6 +283,7 @@ void newwindow(XCreateWindowEvent* e) {
     if (c->parent == None)
       c->parent = c->screen->root;
   }
+#if defined(OPACITY) && defined(TRANSPARENTLIST)
   if (istransparent(c)) {
     /* We need to set the atom on both the window and its parent */
     const Atom alpha_atom = XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", 0);
@@ -306,6 +307,7 @@ void newwindow(XCreateWindowEvent* e) {
       (unsigned char*)&opacity,
       1);
   }
+#endif
 
   if (kbLaunch) {
     usleep(100000);

main.c

@@ -21,7 +21,7 @@
 #include "patchlevel.h"
 
 char* version[] = {
-  "ryudo version 1.1.0\nCopyright (c) 1994-1996 David Hogan,\n(c) 2004 Russ "
+  "ryudo version 1.2.0\nCopyright (c) 1994-1996 David Hogan,\n(c) 2004 Russ "
   "Cox,\n(c) 2019-2021 Derek Stevens",
   0};