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authorThomas Petazzoni <thomas.petazzoni@free-electrons.com>2009-07-31 10:24:32 +0200
committerThomas Petazzoni <thomas.petazzoni@free-electrons.com>2009-09-16 20:32:54 +0200
commita07d6b9d56955bfe0165b5f4ea6d3ed7a92ecff6 (patch)
treee8a5b9f38e7beb8035a66a4ccc921cdc8844403d /Makefile
parent18183726d4ab327b217a9ead3a8e88cb434257f6 (diff)
downloadbuildroot-a07d6b9d56955bfe0165b5f4ea6d3ed7a92ecff6.tar.gz
buildroot-a07d6b9d56955bfe0165b5f4ea6d3ed7a92ecff6.zip
By default, put the output in an output/ directory
Instead of putting all the build-related stuff as a mess in the Buildroot sources, group them in an output/ directory. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile15
1 files changed, 6 insertions, 9 deletions
diff --git a/Makefile b/Makefile
index cfa57788cc..8b07786bbe 100644
--- a/Makefile
+++ b/Makefile
@@ -217,21 +217,18 @@ ZCAT:=$(call qstrip,$(BR2_ZCAT))
BZCAT:=$(call qstrip,$(BR2_BZCAT))
TAR_OPTIONS=$(call qstrip,$(BR2_TAR_OPTIONS)) -xf
-# Buildroot supports building out of tree similarly to the Linux kernel.
-# To use, add O= to the make command line (make O=/tmp/build)
-BASE_DIR:=$(shell pwd)
-ifdef O
-ifeq ("$(origin O)", "command line")
-BASE_DIR := $(shell mkdir -p $(O) && cd $(O) && pwd)
-$(if $(BASE_DIR),, $(error output directory "$(O)" does not exist))
-
+ifneq ("$(origin O)", "command line")
+O:=output
+else
# other packages might also support Linux-style out of tree builds
# with the O=<dir> syntax (E.G. Busybox does). As make automatically
# forwards command line variable definitions those packages get very
# confused. Fix this by telling make to not do so
MAKEOVERRIDES =
endif
-endif
+
+BASE_DIR := $(shell mkdir -p $(O) && cd $(O) && pwd)
+$(if $(BASE_DIR),, $(error output directory "$(O)" does not exist))
TOPDIR_PREFIX:=$(call qstrip,$(BR2_TOPDIR_PREFIX))_
TOPDIR_SUFFIX:=_$(call qstrip,$(BR2_TOPDIR_SUFFIX))
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