build: Introduce HOSTCC flag
Tools are built using the compiler specified in `HOSTCC` instead of
reusing the `CC` variable. By default, gcc is used.
Change-Id: I83636a375c61f4804b4e80784db9d061fe20af87
Signed-off-by: dp-arm <dimitris.papastamos@arm.com>
diff --git a/Makefile b/Makefile
index 5396c0e..15d4182 100644
--- a/Makefile
+++ b/Makefile
@@ -113,6 +113,9 @@
# Toolchain
################################################################################
+HOSTCC := gcc
+export HOSTCC
+
CC := ${CROSS_COMPILE}gcc
CPP := ${CROSS_COMPILE}cpp
AS := ${CROSS_COMPILE}gcc
diff --git a/tools/cert_create/Makefile b/tools/cert_create/Makefile
index 8a21649..efd1f25 100644
--- a/tools/cert_create/Makefile
+++ b/tools/cert_create/Makefile
@@ -64,7 +64,7 @@
LIB_DIR := -L ${OPENSSL_DIR}/lib
LIB := -lssl -lcrypto
-CC := gcc
+HOSTCC ?= gcc
.PHONY: all clean realclean
@@ -75,11 +75,11 @@
@echo 'const char build_msg[] = "Built : "__TIME__", "__DATE__; \
const char platform_msg[] = "${PLAT_MSG}";' | \
${CC} -c ${CFLAGS} -xc - -o src/build_msg.o
- ${Q}${CC} src/build_msg.o ${OBJECTS} ${LIB_DIR} ${LIB} -o $@
+ ${Q}${HOSTCC} src/build_msg.o ${OBJECTS} ${LIB_DIR} ${LIB} -o $@
%.o: %.c
@echo " CC $<"
- ${Q}${CC} -c ${CFLAGS} ${INC_DIR} $< -o $@
+ ${Q}${HOSTCC} -c ${CFLAGS} ${INC_DIR} $< -o $@
clean:
$(call SHELL_DELETE_ALL, src/build_msg.o ${OBJECTS})
diff --git a/tools/fiptool/Makefile b/tools/fiptool/Makefile
index 29eac2a..ee674b7 100644
--- a/tools/fiptool/Makefile
+++ b/tools/fiptool/Makefile
@@ -29,7 +29,7 @@
INCLUDE_PATHS := -I. -I../../include/tools_share
-CC := gcc
+HOSTCC ?= gcc
.PHONY: all clean distclean
@@ -37,7 +37,7 @@
${PROJECT}: ${OBJECTS} Makefile
@echo " LD $@"
- ${Q}${CC} ${OBJECTS} -o $@ ${LDLIBS}
+ ${Q}${HOSTCC} ${OBJECTS} -o $@ ${LDLIBS}
@${ECHO_BLANK_LINE}
@echo "Built $@ successfully"
@${ECHO_BLANK_LINE}
@@ -48,7 +48,7 @@
%.o: %.c %.h Makefile
@echo " CC $<"
- ${Q}${CC} -c ${CPPFLAGS} ${CFLAGS} ${INCLUDE_PATHS} $< -o $@
+ ${Q}${HOSTCC} -c ${CPPFLAGS} ${CFLAGS} ${INCLUDE_PATHS} $< -o $@
clean:
$(call SHELL_DELETE_ALL, ${PROJECT} ${OBJECTS} fip_create)