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authorFelix Fietkau <nbd@openwrt.org>2013-07-18 10:47:05 +0000
committerFelix Fietkau <nbd@openwrt.org>2013-07-18 10:47:05 +0000
commit18840ae8081fbac61b3d1ed4bdaefac46c1d3892 (patch)
tree752d6f043bbb6976897f69ef1c48ebbf5d16bc5f /scripts
parent6640b83a3ed626b6c233a48b9f271a52b5ffb980 (diff)
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build: implement kernel module dependency tracking
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 37386
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/gen-dependencies.sh10
1 files changed, 10 insertions, 0 deletions
diff --git a/scripts/gen-dependencies.sh b/scripts/gen-dependencies.sh
index df8073e..f324ba6 100755
--- a/scripts/gen-dependencies.sh
+++ b/scripts/gen-dependencies.sh
@@ -8,6 +8,7 @@
SELF=${0##*/}
READELF="${READELF:-readelf}"
+OBJCOPY="${OBJCOPY:-objcopy}"
TARGETS=$*
XARGS="${XARGS:-xargs -r}"
@@ -22,3 +23,12 @@ find $TARGETS -type f -a -exec file {} \; | \
$XARGS -n1 readelf -d | \
awk '$2 ~ /NEEDED/ && $NF !~ /interpreter/ && $NF ~ /^\[?lib.*\.so/ { gsub(/[\[\]]/, "", $NF); print $NF }' | \
sort -u
+
+tmp=`mktemp $TMP_DIR/dep.XXXXXXXX`
+for kmod in `find $TARGETS -type f -name \*.ko`; do
+ $OBJCOPY -O binary -j .modinfo $kmod $tmp
+ sed -e 's,\x00,\n,g' $tmp | \
+ egrep -a '^depends=' | \
+ sed -e 's,^depends=,,' -e 's/,/\n/g' | \
+ awk '{ print $1 ".ko" }'
+done