CFLAGS and CXXFLAGS can be overridden in config.omk.

[omk.git] / snippets / linux

diff --git a/snippets/linux b/snippets/linux
index 10bb06667c48f6d0a619c3ce15561af83b7e5d4b..4b4688533093649924ece157bd9d02c855eef594 100644 (file)
--- a/snippets/linux
+++ b/snippets/linux
@@ -23,6 +23,8 @@
 #
 # LINUX_DIR        .. location of Linux kernel sources
 # RTL_DIR          .. location of RT-Linux sources
+# CFLAGS           .. C compiler flags
+# CXXFLAGS         .. C++ compiler flags
 
 # Hack to check RT-Linux rules
 #LINUX_DIR := /home/cvs/ocera/ocera-build/kernel/linux
@@ -30,12 +32,10 @@
 #CONFIG_RTLINUX = y
 #OCERA_DIR := $(shell ( cd -L $(MAKERULES_DIR)/../../.. ; pwd -L ) )
 
-#CFLAGS += -ggdb
-CFLAGS += -O2 
-CFLAGS += -Wall
-#CXXFLAGS += -ggdb
-CXXFLAGS += -O2
-CXXFLAGS += -Wall
+# Assign default values to CFLAGS variable. If the variable is defined
+# earlier (i.g. in config.omk), it is not overriden here.
+CFLAGS ?= -O2 -Wall
+CXXFLAGS ?= -O2 -Wall
 
 
 CPPFLAGS  += -I $(USER_INCLUDE_DIR)