- old depmod finding code from geninitrd@9271

svn-id: @10166

diff --git a/mod-depmod24.sh b/mod-depmod24.sh
new file mode 100644 (file)
index 0000000..92bd331
--- /dev/null
+++ b/mod-depmod24.sh
@@ -0,0 +1,80 @@
+#!/bin/sh
+#
+# geninitrd mod: depmod for 2.4 kernel
+
+# Finds module dependencies
+#
+# @param       $module
+# @param       $mode   [silent]
+#
+# Outputs each dependant module full path.
+find_depmod() {
+       local module="$1"
+       local mode="$2"
+
+       typeset mods module f level depfile first
+
+       depfile=/lib/modules/$kernel/modules.dep
+
+       if [ ! -f $depfile ]; then
+               die "No $depfile! Run depmod and rerun $PROGRAM."
+       fi
+
+       # prepend / if no path given, append $modext.gz if not given,
+       # quote /
+       origmodule="$2"
+       module=$(echo "$2" | \
+               awk '/\// {print;next} {print "/" $0}' | \
+               awk '/\./ {print;next} {print $0 "'$modext'.gz"}' |
+               awk '{gsub("/","\\/");print}')
+       mods=$(awk '
+BEGIN { here = 0 }
+/'"$module"':(.*)/ { gsub(/:/," "); gsub(/\\/," "); print; here = 1; next }
+/:/ { here = 0 }
+/(.*)/ { gsub(/\\/," "); if (here) print }
+' $depfile | xargs)
+
+       # fallback to $modext
+       if [ "$mods" = "" ]; then
+               module=$(echo "$module" | awk '{gsub("\'$modext'\.gz$","\'$modext'",$0);print}')
+               # ") - vim
+       fi
+
+       mods=$(awk '
+BEGIN { here = 0 }
+/'"$module"':(.*)/ { gsub(/:/," "); gsub(/\\/," "); print; here = 1; next }
+/:/ { here = 0 }
+/(.*)/ { gsub(/\\/," "); if (here) print }
+' $depfile | xargs)
+
+       if [ "$mods" = "" ]; then
+               if [ "$1" != silent ]; then
+                       warn "$origmodule: module not found in $depfile"
+               fi
+               if ! is_no "$EXIT_IF_MISSING"; then
+                       exit 1
+               else
+                       warn "If $origmodule isn't compiled in kernel then this initrd may not start your system."
+               fi
+       fi
+
+       level=$3
+       if [ "$level" = "" ]; then
+               level=0
+       fi
+       level=$((level + 1))
+       if [ $level -gt 20 ]; then
+               die "$origmodule: cycle in $depfile"
+       fi
+
+       first=
+       for f in $mods; do
+               if [ "$first" = "" ]; then
+                       first=$f
+               else
+                       find_depmod $1 $f $level
+               fi
+       done
+
+       echo $first
+}