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configure: convert LIBBPF environment variables to command-line options 

Signed-off-by: Hangbin Liu <haliu@redhat.com>
Signed-off-by: David Ahern <dsahern@kernel.org>
This commit is contained in:
Hangbin Liu 2021-05-31 17:47:40 +08:00 committed by David Ahern
parent a9c3d70d90
commit 7ae2585b86
1 changed files with 13 additions and 5 deletions
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18
configure vendored
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@ -1,11 +1,6 @@
#!/bin/sh #!/bin/sh
# SPDX-License-Identifier: GPL-2.0 # SPDX-License-Identifier: GPL-2.0
# This is not an autoconf generated configure # This is not an autoconf generated configure
#
# Influential LIBBPF environment variables:
# LIBBPF_FORCE={on,off} on: require link against libbpf;
# off: disable libbpf probing
# LIBBPF_DIR Path to libbpf DESTDIR to use
INCLUDE="$PWD/include" INCLUDE="$PWD/include"
@ -491,6 +486,10 @@ usage()
cat <<EOF cat <<EOF
Usage: $0 [OPTIONS] Usage: $0 [OPTIONS]
--include_dir Path to iproute2 include dir --include_dir Path to iproute2 include dir
--libbpf_dir Path to libbpf DESTDIR
--libbpf_force Enable/disable libbpf by force. Available options:
on: require link against libbpf, quit config if no libbpf support
off: disable libbpf probing
-h | --help Show this usage info -h | --help Show this usage info
EOF EOF
exit $1 exit $1
@ -505,6 +504,15 @@ else
--include_dir) --include_dir)
INCLUDE=$2 INCLUDE=$2
shift 2 ;; shift 2 ;;
--libbpf_dir)
LIBBPF_DIR="$2"
shift 2 ;;
--libbpf_force)
if [ "$2" != 'on' ] && [ "$2" != 'off' ]; then
usage 1
fi
LIBBPF_FORCE=$2
shift 2 ;;
-h | --help) -h | --help)
usage 0 ;; usage 0 ;;
"") "")