Use PDCursesMod instead of forked PDCurses

.gitmodules

@@ -1,3 +1,3 @@
-[submodule "vendor/PDCurses"]
-	path = vendor/PDCurses
-	url = https://github.com/shugo/PDCurses.git
+[submodule "vendor/PDCursesMod"]
+	path = vendor/PDCursesMod
+	url = https://github.com/Bill-Gray/PDCursesMod.git

README.md

@@ -68,9 +68,9 @@ To install this gem onto your local machine, run `bundle exec rake install`. To
 curses is released under the Ruby and 2-clause BSD licenses.  See COPYING for
 details.
 
-It includes a forked version of PDCurses, which is in the public domain:
+It includes PDCursesMod, which is in the public domain:
 
-  https://github.com/Bill-Gray/PDCurses
+  https://github.com/Bill-Gray/PDCursesMod
 
 The version for Win32 console mode in the wincon subdirectory is used.
 

ext/curses/extconf.rb

@@ -55,7 +55,7 @@ def exec_command(cmd)
 if $use_bundled_pdcurses
   $pdcurses_wide_default = true
   $curses_version_default = "function"
-  pdcurses_dir = File.expand_path("../../vendor/PDCurses", __dir__)
+  pdcurses_dir = File.expand_path("../../vendor/PDCursesMod", __dir__)
   $idefault = $ldefault = pdcurses_dir
   wincon_dir = File.expand_path("wincon", pdcurses_dir)
   old_dir = Dir.pwd
@@ -68,14 +68,17 @@ def exec_command(cmd)
       $pdcurses_dll_default = true
     else
       w64 = $x64 ? "_w64=1" : ""
-      exec_command "make -f Makefile.mng clean libs #{w64} WIDE=Y DLL=N CC=\"gcc -std=gnu17\""
+      exec_command "make -f Makefile clean libs #{w64} WIDE=Y DLL=N CC=\"gcc -std=gnu17\""
       FileUtils.cp("pdcurses.a", File.expand_path("libpdcurses.a", pdcurses_dir))
     end
   ensure
     Dir.chdir(old_dir)
   end
   FileUtils.cp(File.expand_path("curses.h", pdcurses_dir),
                File.expand_path("pdcurses.h", pdcurses_dir))
+  # PDCursesMod calls PlaySound() in PDC_beep(), so the static library
+  # needs winmm at link time
+  have_library("winmm") if $mingw
   $library_candidates = [
     ["pdcurses.h", ["pdcurses"]]
   ]

lib/curses.rb

@@ -1,4 +1,4 @@
-pdcurses_dll = File.expand_path("../vendor/PDCurses/pdcurses.dll", __dir__)
+pdcurses_dll = File.expand_path("../vendor/PDCursesMod/pdcurses.dll", __dir__)
 if File.exist?(pdcurses_dll)
   path = ENV["PATH"]
   dir = File.dirname(pdcurses_dll)