- PLD merge

[packages/rpm-tld-macros.git] / kmod-deps.sh

diff --git a/kmod-deps.sh b/kmod-deps.sh
new file mode 100755 (executable)
index 0000000..a78598b
--- /dev/null
+++ b/kmod-deps.sh
@@ -0,0 +1,61 @@
+#!/bin/sh
+
+# Kernel module dependency extractor.
+#
+# Author(s):   Danny Tholen <obiwan@mandriva.org>
+#              Olivier Blin <blino@mandriva.org>
+#              Per Øyvind Karlsen <peroyvind@mandriva.org>
+# 
+
+provides=0
+requires=0
+modinfo=/sbin/modinfo
+
+while [ "$#" -ne 0 ]; do
+    case $1 in
+       -P|--provides)
+           provides=1
+           ;;
+       -R|--requires)
+           requires=1
+           ;;
+       --modinfo)
+           shift
+           modinfo=$1
+           ;;
+    esac
+    shift
+done
+
+if [ $requires -eq 1 ]; then
+    echo "--requires not implemented!" 1>&2
+    exit 1
+fi
+
+if [ $provides -eq 1 ]; then
+    provideslist=`sed "s/['\"]/\\\&/g"`
+    modulelist=$(echo "$provideslist" | egrep '^.*(/lib/modules/|/var/lib/dkms/).*\.ko(\.gz|\.xz)?$')
+    echo $modulelist | xargs -r $modinfo | \
+       perl -lne '
+    $name = $1 if m!^filename:\s*(?:.*/)?([^/]+)\.k?o!;
+    $ver = $1 if /^version:\s*[a-zA-Z]{0,6}\-?(\d+[\.\:\-\[\]]?\d*[\.\:\-\[\]]?\d*[\.\:\-\[\]]?\d*[\.\:\-\[\]]?\d*-?[a-zA-Z]{0,6}\d?).*/;
+    $ver =~ s/(\:|-)/_/;
+    if (/^vermagic:/) {
+       print "kmod\($name\)" . ($ver ? " = $ver" : "") if $name;
+       undef $name; undef $ver;
+    }
+    '
+    dkmslist=$(echo "$provideslist" | egrep '(/var/lib/dkms-binary/[^/]+/[^/]+|/usr/src)/[^/]+/dkms.conf$')
+    [ -n "$dkmslist" ] && for d in $dkmslist; do
+       VERSION=`sed -rne 's/^PACKAGE_VERSION="?([^"]+)"?$/\1/;T;p' $d`
+       [ -z "$VERSION" ] && continue
+       PACKAGE_NAME=`sed -rne 's/^PACKAGE_NAME="?([^"]+)"?$/\1/;T;p' $d`
+       MODULES=`sed -rne 's/^DEST_MODULE_NAME\[[0-9]+\]="?([^"]+)"?$/\1/;T;p' $d`
+       [ -z "$MODULES" ] && MODULES=`sed -rne 's/^BUILT_MODULE_NAME\[[0-9]+\]="?([^"]+)"?$/\1/;T;p' $d`
+       # default on PACKAGE_NAME if no BUILT_MODULE_NAME is specified
+       [ -z "$MODULES" ] && MODULES=$PACKAGE_NAME
+       echo "$MODULES" | sed -re "s/\\\$PACKAGE_NAME/$PACKAGE_NAME/" | while read m; do
+           echo "kmod($m) = $VERSION"
+       done
+    done
+fi