#required libs:
sudo aptitude install libghc-opengl-dev libghc-sdl-dev make doom-wad-shareware -y

#http://sourceforge.net/projects/prboom/files/prboom%20stable/2.5.0/
wget "http://colocrossing.dl.sourceforge.net/project/prboom-plus/prboom-plus/2.5.1.3/prboom-plus-2.5.1.3.tar.gz"
tar -xvf prboom-plus-2.5.1.3.tar.gz
cd prboom-plus-2.5.1.3
./configure
make
./src/prboom-plus

#change messages in game
vim src/d_englsh.h

#list all sound effects
grep "sfx_" "src/sounds.h"
#replace menu select sound with teleport sound
sed -i 's/sfx_pistol/sfx_telept/g' src/m_menu.c

#change all enemy for speeds - don't do this
#static fixed_t xspeed[8] = {FRACUNIT,47000,0,-47000,-FRACUNIT,-47000,0,47000};
#static fixed_t yspeed[8] = {0,47000,FRACUNIT,47000,0,-47000,-FRACUNIT,-47000};
#vim +313 src/p_enemy.c #open to line 313

#Change player and enemy settings
#if you remove "MF_SHOOTABLE" from player settings, enemies ignore player
vim +1230 src/info.c

#set initial variables such as players health
vim +62 src/p_inter.c

#custom cheats
vim src/m_cheat.c
#declare function near top of file
static void cheat_awesome();
#Add it to cheat array
  CHEAT("awesome",      "Awesome",      cht_never, cheat_awesome, 0),
#create function
static void cheat_awesome()
{
  plyr->health = 2;
  plyr->message = "You're so AWESOME,\nI think you can beat this with 2% health";
  S_StartSound(0, sfx_plpain);
}

#rapid fire shotgun
vim +129 src/info.c
  {SPR_SHTG,1,1,NULL,S_SGUN4,0,0},  // S_SGUN3
  {SPR_SHTG,2,1,NULL,S_SGUN5,0,0},  // S_SGUN4
  {SPR_SHTG,3,1,NULL,S_SGUN6,0,0},  // S_SGUN5
  {SPR_SHTG,2,1,NULL,S_SGUN7,0,0},  // S_SGUN6
  {SPR_SHTG,1,1,NULL,S_SGUN8,0,0},  // S_SGUN7
  {SPR_SHTG,0,1,NULL,S_SGUN9,0,0},  // S_SGUN8
  {SPR_SHTG,0,1,A_ReFire,S_SGUN,0,0}, // S_SGUN9

#rapid fire shotgun without cocking animation
vim +129 src/info.c
  {SPR_SHTG,1,0,NULL,S_SGUN4,0,0},  // S_SGUN3
  {SPR_SHTG,2,0,NULL,S_SGUN5,0,0},  // S_SGUN4
  {SPR_SHTG,3,0,NULL,S_SGUN6,0,0},  // S_SGUN5
  {SPR_SHTG,2,0,NULL,S_SGUN7,0,0},  // S_SGUN6
  {SPR_SHTG,1,0,NULL,S_SGUN8,0,0},  // S_SGUN7
  {SPR_SHTG,0,0,NULL,S_SGUN9,0,0},  // S_SGUN8
  {SPR_SHTG,0,0,A_ReFire,S_SGUN,0,0}, // S_SGUN9

#change the max ammo and clip amounts for all weapons
vim +84 src/p_inter.c

#Create Land mines
vim +2129 src/info.c
0.1*FRACUNIT,    //#Need some speed or won't explode

#add to health when shot
vim +911 src/p_inter.c
#change - to +
player->health += damage;

#keep count of kills in terminal
vim +671 src/p_inter.c
printf("You have killed %i enemies!\n",source->player->killcount);#add this line

#change amount of health a vial gives you
#change line 336 and remove 337 and 338
vim +336 src/p_inter.c