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authorDave Airlie <airlied@linux.ie>2004-07-14 12:14:37 +0000
committerDave Airlie <airlied@linux.ie>2004-07-14 12:14:37 +0000
commite86fc9f47f05f47375d5a306fe979012e3b7e8e4 (patch)
tree59ec4aaab7480de2ef37858f93e12d92828f5b6f /linux
parent6c16cbd40469d2690b293ef854de7a1f7246b998 (diff)
allow O= usage for Linux 2.6 kernel building in another directory
Diffstat (limited to 'linux')
-rw-r--r--linux/Makefile11
1 files changed, 11 insertions, 0 deletions
diff --git a/linux/Makefile b/linux/Makefile
index 3d56c96c..066766a7 100644
--- a/linux/Makefile
+++ b/linux/Makefile
@@ -41,6 +41,10 @@ RUNNING_REL := $(shell uname -r)
LINUXDIR := /lib/modules/$(RUNNING_REL)/build
endif
+ifndef O
+O := $(LINUXDIR)
+endif
+
MACHINE := $(shell uname -m)
# Modules for all architectures
@@ -154,6 +158,13 @@ endif
endif
ifneq ($(HAVECONFIG),y)
+ifneq ($(0),$(LINUXDIR))
+GETCONFIG += O=$(O)
+endif
+HAVECONFIG := $(shell if [ -e $(O)/.config ]; then echo y; fi)
+endif
+
+ifneq ($(HAVECONFIG),y)
$(error Cannot find a kernel config file)
endif