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--- a/bandwidth2/Makefile
+++ b/bandwidth2/Makefile
@@ -1,6 +1,6 @@
P=bandwidth2
OBJECTS=
-CFLAGS=-g -Wall -Werror -O2 -std=c11
+CFLAGS ?= -g -Wall -Werror -O2 -std=c11
LDLIBS=
$(P): $(OBJECTS)
--- a/brightness/Makefile
+++ b/brightness/Makefile
@@ -1,6 +1,6 @@
-CC=gcc
-AS=as
-LD=ld
+CC ?= gcc
+AS ?= as
+LD ?= ld
OBJDUMP=objdump
OBJCOPY=objcopy
SIZE=size
@@ -16,14 +16,14 @@
PRG = brightness
INCLUDES := -Iinc
-CFLAGS := $(INCLUDES) $(DEFS) $(WARN_LEVEL) -pipe -O0 -g3 -std=c11
+CFLAGS ?= -pipe -O0 -g3 -std=c11
debug: CFLAGS += -O0 -g3
debug: all
release: CFLAGS += -O2
release: all
-LDFLAGS = $(LIBS) -ffunction-sections -Wl,--gc-sections
+LDFLAGS ?= -ffunction-sections -Wl,--gc-sections
SRC_C := $(wildcard *.c) $(wildcard src/*.c)
SRC_A := $(wildcard src/*.s)
@@ -41,7 +41,7 @@
$(OBJ_DIR)/%.o: %.c
@mkdir -p $(@D)
- $(CC) $(CFLAGS) -o $@ -c $<
+ $(CC) $(CFLAGS) $(INCLUDES) $(DEFS) $(WARN_LEVEL) -o $@ -c $<
$(BIN_DIR)/$(PRG): $(OBJECTS)
@mkdir -p $(@D)
--- a/cpu_usage2/Makefile
+++ b/cpu_usage2/Makefile
@@ -1,6 +1,6 @@
P=cpu_usage2
OBJECTS=
-CFLAGS=-g -Wall -Werror -O2 -std=gnu11
+CFLAGS ?= -g -Wall -Werror -O2 -std=gnu11
LDLIBS=
$(P): $(OBJECTS)
--- a/memory2/Makefile
+++ b/memory2/Makefile
@@ -1,6 +1,6 @@
P=memory2
OBJECTS=
-CFLAGS=-g -Wall -Werror -O2 -std=c11
+CFLAGS ?= -g -Wall -Werror -O2 -std=c11
LDLIBS=
$(P): $(OBJECTS)
|
