1 files changed, 76 insertions, 0 deletions
diff --git a/system/maxcso/flags.patch b/system/maxcso/flags.patch
new file mode 100644
index 0000000000000..3360c2de295c7
--- /dev/null
+++ b/system/maxcso/flags.patch
@@ -0,0 +1,76 @@
+From 7b269754c70f6512fef7beb8a11f19a2fc1067fa Mon Sep 17 00:00:00 2001
+From: "Unknown W. Brackets" <checkins@unknownbrackets.org>
+Date: Sat, 24 Nov 2018 11:38:01 -0800
+Subject: [PATCH] Allow CFLAGS/CXXFLAGS to be overridden.
+
+---
+ 7zip/Makefile | 11 +++++++----
+ Makefile      | 13 ++++++++-----
+ 2 files changed, 15 insertions(+), 9 deletions(-)
+
+diff --git a/7zip/Makefile b/7zip/Makefile
+index 986b1488..3909487c 100644
+--- a/7zip/Makefile
++++ b/7zip/Makefile
+@@ -2,8 +2,11 @@ CC ?= gcc
+ CXX ?= g++
+ AR ?= ar
+ 
+-CFLAGS += -W -Wall -Wextra -O2
+-CXXFLAGS += -W -Wall -Wextra -std=c++11 -O2 -ICPP
++SRC_CFLAGS = -W -Wall -Wextra
++SRC_CXXFLAGS = -W -Wall -Wextra -std=c++11 -ICPP
++
++CFLAGS ?= -O2
++CXXFLAGS ?= $(CFLAGS)
+ 
+ 7ZIP_CXX_SRC = CPP/7zip/Archive/Common/ParseProperties.cpp \
+                CPP/7zip/Archive/DeflateProps.cpp \
+@@ -33,10 +36,10 @@ CXXFLAGS += -W -Wall -Wextra -std=c++11 -O2 -ICPP
+ 7ZIP_C_OBJ =   $(7ZIP_C_SRC:.c=.o)
+ 
+ %.o: %.cpp
+-	$(CXX) -c $(CXXFLAGS) -o $@ $<
++	$(CXX) -c $(SRC_CXXFLAGS) $(CXXFLAGS) -o $@ $<
+ 
+ %.o: %.c
+-	$(CC) -c $(CFLAGS) -o $@ $<
++	$(CC) -c $(SRC_CFLAGS) $(CFLAGS) -o $@ $<
+ 
+ 7zip.a: $(7ZIP_CXX_OBJ) $(7ZIP_C_OBJ)
+ 	$(AR) rcs $@ $^
+diff --git a/Makefile b/Makefile
+index 70870e23..5368d4d6 100644
+--- a/Makefile
++++ b/Makefile
+@@ -5,8 +5,11 @@ MANDIR ?= $(PREFIX)/share/man
+ CC ?= gcc
+ CXX ?= g++
+ 
+-CFLAGS += -W -Wall -Wextra -O2 -Wno-implicit-function-declaration -DNDEBUG=1
+-CXXFLAGS += -W -Wall -Wextra -std=c++11 -O2 -Izopfli/src -I7zip -DNDEBUG=1 \
++CFLAGS ?= -O2
++CXXFLAGS ?= $(CFLAGS)
++
++SRC_CFLAGS += -W -Wall -Wextra -Wno-implicit-function-declaration -DNDEBUG=1
++SRC_CXXFLAGS += -W -Wall -Wextra -std=c++11 -Izopfli/src -I7zip -DNDEBUG=1 \
+ 	-Wno-unused-parameter -pthread
+ 
+ SRC_CXX_SRC = $(wildcard src/*.cpp)
+@@ -22,13 +25,13 @@ ZOPFLI_C_SRC = zopfli/src/zopfli/blocksplitter.c zopfli/src/zopfli/cache.c \
+ ZOPFLI_C_OBJ = $(ZOPFLI_C_SRC:.c=.o)
+ 
+ %.o: %.cpp
+-	$(CXX) -c $(CXXFLAGS) -o $@ $<
++	$(CXX) -c $(SRC_CXXFLAGS) $(CXXFLAGS) -o $@ $<
+ 
+ %.o: %.c
+-	$(CC) -c $(CFLAGS) -o $@ $<
++	$(CC) -c $(SRC_CFLAGS) $(CFLAGS) -o $@ $<
+ 
+ maxcso: $(SRC_CXX_OBJ) $(CLI_CXX_OBJ) $(ZOPFLI_C_OBJ) 7zip/7zip.a
+-	$(CXX) -o $@ $(CXXFLAGS) $^ -luv -llz4 -lz
++	$(CXX) -o $@ $(SRC_CXXFLAGS) $(CXXFLAGS) $^ -luv -llz4 -lz
+ 
+ 7zip/7zip.a:
+ 	$(MAKE) -C 7zip 7zip.a