do_mon_str_replacements() to do replacements on things like @player_genus_plural@ and @player_god@.
git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@7845 c06c8d41-db1a-0410-9941-cceddc491573
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mpr(mesg, MSGCH_GOD, god);
monsters fake_mon;
fake_mon.type = MONS_PROGRAM_BUG;
fake_mon.hit_points = 1;
fake_mon.god = god;
fake_mon.position = you.pos();
fake_mon.mname = "FAKE GOD MONSTER";
mpr(do_mon_str_replacements(mesg, &fake_mon).c_str(), MSGCH_GOD, god);