X-Git-Url: https://review.fuel-infra.org/gitweb?a=blobdiff_plain;f=cirros-testvm%2Fsrc-cirros%2Fbuildroot-2015.05%2Fpackage%2Fdtc%2F0002-extra-cflags.patch;fp=cirros-testvm%2Fsrc-cirros%2Fbuildroot-2015.05%2Fpackage%2Fdtc%2F0002-extra-cflags.patch;h=f070692c0fe633b5e68a94b344f95a7b490b2fda;hb=b0a0f15dfaa205161a7fcb20cf1b8cd4948c2ef3;hp=0000000000000000000000000000000000000000;hpb=c6ac3cd55ee2da956195eee393b0882105dfad4e;p=packages%2Ftrusty%2Fcirros-testvm.git

diff --git a/cirros-testvm/src-cirros/buildroot-2015.05/package/dtc/0002-extra-cflags.patch b/cirros-testvm/src-cirros/buildroot-2015.05/package/dtc/0002-extra-cflags.patch
new file mode 100644
index 0000000..f070692
--- /dev/null
+++ b/cirros-testvm/src-cirros/buildroot-2015.05/package/dtc/0002-extra-cflags.patch
@@ -0,0 +1,32 @@
+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 --git a/Makefile b/Makefile
+index 962f94eba661..bf6b317158cf 100644
+--- a/Makefile
++++ b/Makefile
+@@ -16,9 +16,10 @@ LOCAL_VERSION =
+ CONFIG_LOCALVERSION =
+ 
+ CPPFLAGS = -I libfdt -I .
+-WARNINGS = -Werror -Wall -Wpointer-arith -Wcast-qual -Wnested-externs \
++WARNINGS = -Wall -Wpointer-arith -Wcast-qual -Wnested-externs \
+ 	-Wstrict-prototypes -Wmissing-prototypes -Wredundant-decls -Wshadow
+-CFLAGS = -g -Os -fPIC -Werror $(WARNINGS)
++CFLAGS ?= -g -Os
++CFLAGS += -fPIC $(WARNINGS)
+ 
+ BISON = bison
+ LEX = flex