Patch projects so CI will build (#1071)

Fixes #1070

test/patches/pokecrystal.patch

@@ -0,0 +1,27 @@
+diff --git a/Makefile b/Makefile
+index 387c2cca1..856968189 100644
+--- a/Makefile
++++ b/Makefile
+@@ -104,7 +104,7 @@ tools:
+ 	$(MAKE) -C tools/
+
+
+-RGBASMFLAGS = -L -Weverything -Wnumeric-string=2 -Wtruncation=1
++RGBASMFLAGS = -L -Weverything -Wnumeric-string=2 -Wtruncation=1 -Q8
+ # Create a sym/map for debug purposes if `make` run with `DEBUG=1`
+ ifeq ($(DEBUG),1)
+ RGBASMFLAGS += -E
+diff --git a/macros/data.asm b/macros/data.asm
+index c2686c9f4..4dac70f3a 100644
+--- a/macros/data.asm
++++ b/macros/data.asm
+@@ -97,7 +97,7 @@ MACRO sine_table
+ ; \1 samples of sin(x) from x=0 to x<32768 (pi radians)
+ 	DEF x = 0
+ 	rept \1
+-		dw (sin(x) + (sin(x) & $ff)) >> 8 ; round up
+-		DEF x += DIV(32768, \1) ; a circle has 65536 "degrees"
++		dw sin(x)
++		DEF x += 0.5 / (\1)
+ 	endr
+ ENDM

test/run-tests.sh

@@ -25,32 +25,20 @@ done
 # When updating subprojects, change the commit being checked out, and set the `shallow-since`
 # to the day before, to reduce the amount of refs being transferred and thus speed up CI.
 
-if [ ! -d pokecrystal ]; then
-	git clone https://github.com/pret/pokecrystal.git --shallow-since=2022-03-12 --single-branch
-fi
-pushd pokecrystal
-git fetch
-git checkout a3e31d6463e6313aed12ebc733b3f772f2fc78d7
-make clean
-make -j4 compare RGBDS=../../
-popd
-
-if [ ! -d pokered ]; then
-	git clone https://github.com/pret/pokered.git --shallow-since=2022-03-07 --single-branch
-fi
-pushd pokered
-git fetch
-git checkout a75dd222709c92ae136d835ff2451391d5a88e45
-make clean
-make -j4 compare RGBDS=../../
-popd
-
-if [ ! -d ucity ]; then
-	git clone https://github.com/AntonioND/ucity.git --shallow-since=2020-11-01 --single-branch
-fi
-pushd ucity
-git fetch
-git checkout d8878233da7a6569f09f87b144cb5bf140146a0f
-make clean
-make -j4 RGBDS=../../
-popd
+test_downstream() { # owner/repo shallow-since commit make-target
+	if [ ! -d ${1##*/} ]; then
+		git clone https://github.com/$1.git --shallow-since=$2 --single-branch
+	fi
+	pushd ${1##*/}
+	git checkout -f $3
+	if [ -f ../patches/${1##*/}.patch ]; then
+		git apply --ignore-whitespace ../patches/${1##*/}.patch
+	fi
+	make clean
+	make -j4 $4 RGBDS=../../
+	popd
+}
+
+test_downstream pret/pokecrystal 2022-09-26 a9869f18962353b056559dc14dfc00fef0df5978 compare
+test_downstream pret/pokered     2022-09-25 22859c4bb70dba17994c9b47b07f657ea082875d compare
+test_downstream AntonioND/ucity  2022-04-20 d8878233da7a6569f09f87b144cb5bf140146a0f ''