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doom: Add support for Freedoom IWAD names.

Freedoom has new IWAD names. Support these as fallbacks if no other
IWAD file can be found, but prefer FreeDM as it has Vanilla-
compatible levels. Show a warning on startup if running using the
main Freedoom IWADs.
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1 parent e3047e4 commit 29e7b9d813046415ca385b8fcea4c39249f9e78e @fragglet fragglet committed Jan 19, 2014
Showing with 15 additions and 0 deletions.
  1. +3 −0 src/d_iwad.c
  2. +12 −0 src/doom/d_main.c
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@@ -48,6 +48,9 @@ static iwad_t iwads[] =
{ "doom1.wad", doom, shareware, "Doom Shareware" },
{ "chex.wad", pack_chex, shareware, "Chex Quest" },
{ "hacx.wad", pack_hacx, commercial, "Hacx" },
+ { "freedm.wad", doom2, commercial, "FreeDM" },
+ { "freedoom2.wad", doom2, commercial, "Freedoom: Phase 2" },
+ { "freedoom1.wad", doom, retail, "Freedoom: Phase 1" },
{ "heretic.wad", heretic, retail, "Heretic" },
{ "heretic1.wad", heretic, shareware, "Heretic Shareware" },
{ "hexen.wad", hexen, commercial, "Hexen" },
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@@ -1387,6 +1387,18 @@ void D_DoomMain (void)
I_PrintStartupBanner(gamedescription);
PrintDehackedBanners();
+ // Freedoom's IWADs are Boom-compatible, which means they usually
+ // don't work in Vanilla (though FreeDM is okay). Show a warning
+ // message and give a link to the website.
+ if (W_CheckNumForName("FREEDOOM") >= 0 && W_CheckNumForName("FREEDM") < 0)
+ {
+ printf(" WARNING: You are playing using one of the Freedoom IWAD\n"
+ " files, which might not work in this port. See this page\n"
+ " for more information on how to play using Freedoom:\n"
+ " http://www.chocolate-doom.org/wiki/index.php/Freedoom\n");
+ I_PrintDivider();
+ }
+
DEH_printf("I_Init: Setting up machine state.\n");
I_CheckIsScreensaver();
I_InitTimer();

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