diff --git a/patch/.gitignore b/patch/.gitignore
index d77b3d9..378eac2 100644
--- a/patch/.gitignore
+++ b/patch/.gitignore
@@ -1,6 +1 @@
-patchme
-lips
-entrances.asm
-crc32.asm
-widescreen-either.asm
-labels.lua
+build
diff --git a/patch/mm-bq b/patch/mm-bq
index 1eeeae7..551725f 100755
--- a/patch/mm-bq
+++ b/patch/mm-bq
@@ -10,6 +10,7 @@ sha1=d6133ace5afaa0882cf214cf88daba39e266c078
 extracted=../dump/mm-US10-"$sha1"
 rom=../roms/everything/"Legend of Zelda, The - Majora's Mask (U) [!].z64"
 lips=../Lua/lib/lips
+out=mm-bq.z64
 
 code="0031 V00B3C000"
 extra="1552 V02EE7040"
@@ -23,7 +24,7 @@ ratio() {
 
 unc() {
     [ -e patchme/"$1".Yaz0 ] || return 0
-    ../z64yaz0 patchme/"$1".Yaz0 > patchme/"$1"
+    ../../z64yaz0 patchme/"$1".Yaz0 > patchme/"$1"
     echo "uncompressed $1"
     ratio patchme/"$1" patchme/"$1".Yaz0
     rm patchme/"$1".Yaz0
@@ -31,26 +32,34 @@ unc() {
 
 comp() {
     [ -e patchme/"$1" ] || return 0
-    ../z64yaz0 patchme/"$1" > patchme/"$1".Yaz0
+    ../../z64yaz0 patchme/"$1" > patchme/"$1".Yaz0
     echo "compressed $1"
     ratio patchme/"$1" patchme/"$1".Yaz0
     rm patchme/"$1"
 }
 
-[ ! -s ../z64yaz0 ] && cc -O3 ../z64yaz0.c -o ../z64yaz0
+mkdir -p build
+cp *.lua build/
+cd build
+
+[ ! -s ../../z64yaz0 ] && cc -O3 ../../z64yaz0.c -o ../../z64yaz0
 
 if [ $fast -eq 0 ] || [ ! -d patchme ]; then
     [ -d patchme ] && rm -r patchme
-    (cd ..; ./z64dump.py -c "$rom")
-    mv ../"$sha1" patchme
+    (cd ../../; ./z64dump.py -c "$rom")
+    mv ../../"$sha1" patchme
 fi
 
 unc "$code"
 
 # don't copy entire dir; avoid copying dotfiles (.git)
 mkdir -p lips
-cp "$lips"/* lips
-cp "$inject/"{crc32,entrances}.asm .
+cp ../"$lips"/* lips
+
+cp ../"$inject/"{crc32,entrances}.asm .
+cp ../extra.asm .
+cp ../common.asm .
+cp ../code.asm .
 
 dd if=/dev/zero of=extra bs=370688 count=1 2>/dev/null
 
@@ -64,6 +73,6 @@ rm extra
 if [ $fast -ne 2 ]; then
     comp "$code"
     comp "$extra"
-    (cd ..; ./z64dump.py patch/patchme)
-    dd if=patchme.z64 of=mm-bq.z64 bs=$((1024*1024)) count=32 status=none
+    (cd ../..; ./z64dump.py patch/build/patchme)
+    dd if=patchme.z64 of="$out" bs=$((1024*1024)) count=32 status=none
 fi
diff --git a/patch/oot-widescreen b/patch/oot-widescreen
index 49276b0..48684fb 100755
--- a/patch/oot-widescreen
+++ b/patch/oot-widescreen
@@ -4,14 +4,23 @@ set -e
 inject=../Lua/inject
 rom=../roms/everything/"Legend of Zelda, The - Ocarina of Time - Master Quest (E) (Debug) [f1].z64"
 lips=../Lua/lib/lips
+out=oot-widescreen.z64
 
-(cd ..; cp "$rom" patch/oot-widescreen.z64)
+mkdir -p build
+cp *.lua build/
+cd build
+
+cp ../../"$rom" "$out"
 
 # don't copy entire dir; avoid copying dotfiles (.git)
 mkdir -p lips
-cp "$lips"/* lips
-cp "$inject/"widescreen-either.asm .
+cp ../"$lips"/* lips
 
-luajit patch.lua -o 0 --extra-rom 0x035D0000 --extra-ram 0x80700000 widescreen-inline.asm oot-widescreen.z64
+cp ../"$inject/"widescreen-either.asm .
+cp ../widescreen-inline.asm .
 
-(cd ..; ./z64dump.py -f patch/oot-widescreen.z64)
+luajit patch.lua -o 0 \
+  --extra-rom 0x035D0000 --extra-ram 0x80700000 \
+  widescreen-inline.asm "$out"
+
+(cd ../../; ./z64dump.py -f patch/build/"$out")
diff --git a/patch/patch.lua b/patch/patch.lua
index c046b9e..f689793 100644
--- a/patch/patch.lua
+++ b/patch/patch.lua
@@ -34,8 +34,6 @@ local function inject(args)
         end
         f:seek('set', pos)
 
-        -- TODO: write hex dump format of written bytes
-
         f:write(string.char(b))
     end
 
@@ -60,12 +58,14 @@ end
 
 local ap = argparse("patch", "patch a binary file with assembly")
 
+-- TODO: option to dump hex or gs codes when no output is given
 ap:argument("input", "input assembly file")
 ap:argument("output", "output binary file")
 ap:option("-o --offset", "offset to pass to lips", "0"):convert(parsenum)
 ap:option("-i --import", "import state file(s) containing labels"):count("*")
 ap:option("-e --export", "export state file containing labels")
 --ap:option("-s --state", "--import and --export to this file")
+-- TODO: replace this with a lua table import of associated addresses
 ap:option("--extra-rom", "dumb stuff"):convert(parsenum)
 ap:option("--extra-ram", "dumb stuff"):convert(parsenum)