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author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2016-11-22 11:30:26 +0300 |
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committer | Michal Marek <mmarek@suse.com> | 2016-12-11 14:12:56 +0300 |
commit | e19b7cee020441dd690613d223aed7abb0bcda81 (patch) | |
tree | 148ac04e7634c1e9234275fe82c2f9e22333c00a /tools/lib/bpf/Makefile | |
parent | 76bee23411f8510fbf5fc5641bae2c203b726eb6 (diff) | |
download | linux-e19b7cee020441dd690613d223aed7abb0bcda81.tar.xz |
make use of make variable CURDIR instead of calling pwd
make already provides the current working directory in a variable, so make
use of it instead of forking a shell. Also replace usage of PWD by
CURDIR. PWD is provided by most shells, but not all, so this makes the
build system more robust.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Michal Marek <mmarek@suse.com>
Diffstat (limited to 'tools/lib/bpf/Makefile')
-rw-r--r-- | tools/lib/bpf/Makefile | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile index 62d89d50fcbd..e2efddf10231 100644 --- a/tools/lib/bpf/Makefile +++ b/tools/lib/bpf/Makefile @@ -7,7 +7,7 @@ BPF_EXTRAVERSION = 1 MAKEFLAGS += --no-print-directory ifeq ($(srctree),) -srctree := $(patsubst %/,%,$(dir $(shell pwd))) +srctree := $(patsubst %/,%,$(dir $(CURDIR))) srctree := $(patsubst %/,%,$(dir $(srctree))) srctree := $(patsubst %/,%,$(dir $(srctree))) #$(info Determined 'srctree' to be $(srctree)) |