fix(heyu): patch `Makefile` to make it use our `CC`

Signed-off-by: Aditya Alok <dev.aditya.alok@gmail.com>

packages/heyu/Configure.diff

@@ -0,0 +1,35 @@
+--- heyu-2.10.3/Configure	2021-04-30 22:37:54.000000000 +0530
++++ heyu-patch/Configure	2022-04-07 19:47:06.868579932 +0530
+@@ -31,9 +31,9 @@
+ 
+ # paths:
+ cat >> Makefile <<EoF
+-BIN = /usr/local/bin
+-MAN = /usr/local/man/man1
+-MAN5 = /usr/local/man/man5
++BIN = @TERMUX_PREFIX@/bin
++MAN = @TERMUX_PREFIX@/man/man1
++MAN5 = @TERMUX_PREFIX@/man/man5
+ 
+ #       set DFLAGS equal to:
+ #          -DSYSV       if using SYSTEM V
+@@ -145,16 +145,14 @@
+     SYS=`uname -s | tr '[A-Z]' '[a-z]'`
+ fi
+ 
+-CC=gcc  #Set default for later
++CC="@TERMUX_CC@"  #Set default for later
+ 
+ echo "#This makefile is built for $SYS" >> Makefile
+ case "$SYS" in
+     linux)
+         cat >> Makefile <<-EoF
+-	OWNER = root
+-	GROUP = root 
+-	CC = gcc
+-	CFLAGS = -g -O \$(DFLAGS) -Wall
++	CC ?= gcc
++	CFLAGS += -g -O \$(DFLAGS) -Wall
+ 	DFLAGS = -DSYSV -DPOSIX -DHAS_ITIMER -DLINUX -DHASTZ $CM17AFLAG $EXT0FLAG $RFXSENFLAG $RFXMETFLAG $DMXFLAG $OREFLAG $KAKUFLAG $FLAGS_FLAG $TIMERS_FLAG $COUNTERS_FLAG
+ 	LIBS = -lm -lc
+ EoF

packages/heyu/Makefile.in.patch

@@ -0,0 +1,32 @@
+--- heyu-2.10.3/Makefile.in	2021-04-30 22:37:54.000000000 +0530
++++ heyu-patch/Makefile.in	2022-04-07 20:17:28.648579237 +0530
+@@ -36,11 +36,11 @@
+ 	history.txt version.h heyufaq.txt x10sched.5 process.h sun.h \
+ 	x10scripts.5 Configure Makefile.in install.sh AUTHORS COPYING INSTALL \
+         README.cm10a x10aux.5 x10state.h rfxcom.h digimax.h oregon.h x10rfxsensors.5\
+-	x10rfxmeters.5 x10digimax.5 x10oregon.5 x10kaku.5 README.webhook 
++	x10rfxmeters.5 x10digimax.5 x10oregon.5 x10kaku.5 README.webhook
+ 
+ EVERYTHING = $(OTHERSRC) $(SRCS)
+ 
+-all:	heyu 
++all:	heyu
+ 
+ heyu:	$(OBJS) version.h
+ 	$(CC) $(LDFLAGS) -o heyu $(OBJS) $(LIBS)
+@@ -90,10 +90,7 @@
+ $(BIN)/heyu:	heyu
+ 	mkdir -p -m 755 $(BIN)
+ 	cp heyu $(BIN)
+-	chgrp $(GROUP) $(BIN)/heyu
+ 	chmod 755 $(BIN)/heyu
+-	chown $(OWNER) $(BIN)/heyu
+-	./install.sh
+ 
+ $(MAN)/heyu.1: heyu.1
+ 	mkdir -p -m 755 $(MAN)
+@@ -256,4 +253,3 @@
+ 
+ $(EVERYTHING):
+ ##	co -r$(revision) $@
+-

packages/heyu/build.sh

@@ -11,6 +11,9 @@ TERMUX_PKG_BUILD_IN_SRC=true
 termux_step_pre_configure() {
 	# rindex is an obsolete version of strrchr which is not available in Android:
 	CFLAGS+=" -Drindex=strrchr"
+	sed -e "s|@TERMUX_CC@|${CC}|g" \
+		-e "s|@TERMUX_PREFIX@|${TERMUX_PREFIX}|g" \
+		"${TERMUX_PKG_BUILDER_DIR}"/Configure.diff | patch -p1
 }
 
 termux_step_configure() {

packages/heyu/termux-paths.patch

@@ -0,0 +1,26 @@
+--- heyu-2.10.3/x10.h	2021-04-30 22:37:54.000000000 +0530
++++ heyu-patch/x10.h	2022-04-07 21:08:06.054258327 +0530
+@@ -59,12 +59,12 @@
+ 
+ /* directory for spool file */
+ #ifndef SPOOLDIR
+-#define SPOOLDIR "/var/tmp/heyu"
++#define SPOOLDIR "@TERMUX_PREFIX@/var/tmp/heyu"
+ #endif
+ 
+ /* directory used for locks, specified in the Filesystem Hierarchy Standard */
+ #ifndef LOCKDIR
+-#define LOCKDIR "/var/lock"
++#define LOCKDIR "@TERMUX_PREFIX@/var/lock"
+ #endif 
+ 
+ /* Base directory under user $HOME */
+@@ -72,7 +72,7 @@
+ 
+ /* system-wide Heyu base directory */
+ #ifndef SYSBASEDIR
+-#define SYSBASEDIR "/etc/heyu"
++#define SYSBASEDIR "@TERMUX_PREFIX@/etc/heyu"
+ #endif
+ 
+ #define SPOOLFILE  "heyu.out"