add menuconfig option to enable log files during build process

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27403 3c298f89-4303-0410-b956-a3cf2f4a3e73

2 files changed, 9 insertions, 0 deletions

diff --git a/Config.in b/Config.in
index 61d87a0a1c..f36221cee6 100644
--- a/Config.in
+++ b/Config.in
@@ -425,6 +425,11 @@ menuconfig DEVEL
 		  In this instance, the --refererence option of git clone will
 		  be used thus creating a quick local clone of your repo.
 
+	config BUILD_LOG
+		bool "Enable log files during build process" if DEVEL
+		help
+		  If enabled log files will be written to the ./log directory
+
 menuconfig TARGET_OPTIONS
 	bool "Target Options"  if DEVEL
 
diff --git a/rules.mk b/rules.mk
index 7be2d6195d..874066e378 100644
--- a/rules.mk
+++ b/rules.mk
@@ -239,6 +239,10 @@ else
   TAR_OPTIONS:=-xf -
 endif
 
+ifeq ($(CONFIG_BUILD_LOG),y)
+  BUILD_LOG:=1
+endif
+
 define shvar
 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
 endef