| Makefile: append the CFLAGS to existing ones |
| |
| Allow the user to pass custom CFLAGS (eg. optimisation flags). |
| |
| Do not use EXTRA_CFLAGS, append to existing CFLAGS with += (Arnout) |
| |
| Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr> |
| Cc: Arnout Vandecappelle <arnout@mind.be> |
| |
| --- |
| Patch not sent upstream. |
| |
| Although not specific to buildroot, I am not sure this is the best |
| way to handle user-supplied CFLAGS. |
| |
| diff -durN dtc-e4b497f367a3b2ae99cc52089a14a221b13a76ef.orig/Makefile dtc-e4b497f367a3b2ae99cc52089a14a221b13a76ef/Makefile |
| --- dtc-e4b497f367a3b2ae99cc52089a14a221b13a76ef.orig/Makefile 2012-10-22 22:02:47.541240846 +0200 |
| +++ dtc-e4b497f367a3b2ae99cc52089a14a221b13a76ef/Makefile 2012-10-22 22:03:21.151047833 +0200 |
| @@ -18,7 +18,8 @@ |
| CPPFLAGS = -I libfdt -I . |
| WARNINGS = -Werror -Wall -Wpointer-arith -Wcast-qual -Wnested-externs \ |
| -Wstrict-prototypes -Wmissing-prototypes -Wredundant-decls |
| -CFLAGS = -g -Os -fPIC -Werror $(WARNINGS) |
| +CFLAGS ?= -g -Os |
| +CFLAGS += -fPIC $(WARNINGS) |
| |
| BISON = bison |
| LEX = flex |
