| 1 | #!/bin/sh |
|---|
| 2 | |
|---|
| 3 | local BASE="${1:-/usr/lib/modules}" |
|---|
| 4 | |
|---|
| 5 | find "$BASE" -name '*.ko.gz' | while read I ; do |
|---|
| 6 | N=`basename "$I" '.ko.gz'` |
|---|
| 7 | echo -n "@$N" |
|---|
| 8 | zcat "$I" | strings | grep '^depends=' | sed -e 's/^depends=$//' -e 's/^depends=/,/' -e 's/,/ @/g' |
|---|
| 9 | done | awk ' |
|---|
| 10 | { |
|---|
| 11 | # modules which has no dependencies are resolved |
|---|
| 12 | if ( NF == 1 ) { res[$1] = ""; next } |
|---|
| 13 | # others have to be resolved based on those which already resolved |
|---|
| 14 | i = $1; $1 = ""; deps[i] = $0; ++ndeps |
|---|
| 15 | } |
|---|
| 16 | END { |
|---|
| 17 | # resolve implicit dependencies |
|---|
| 18 | while ( ndeps ) for (mod in deps) { |
|---|
| 19 | if ( index(deps[mod], "@") > 0 ) { |
|---|
| 20 | $0 = deps[mod] |
|---|
| 21 | for ( i=1; i<=NF; ++i ) { |
|---|
| 22 | if ( substr($i,1,1) == "@" ) { |
|---|
| 23 | if ( $i in res ) { |
|---|
| 24 | $i = res[$i] " " substr($i,2) |
|---|
| 25 | } |
|---|
| 26 | } |
|---|
| 27 | } |
|---|
| 28 | deps[mod] = $0 |
|---|
| 29 | } else { |
|---|
| 30 | res[mod] = deps[mod] |
|---|
| 31 | delete deps[mod] |
|---|
| 32 | --ndeps |
|---|
| 33 | } |
|---|
| 34 | } |
|---|
| 35 | |
|---|
| 36 | # output dependencies in modules.dep format |
|---|
| 37 | for ( mod in res ) { |
|---|
| 38 | $0 = res[mod] |
|---|
| 39 | s = ""; delete a; for ( i=1; i<=NF; ++i ) if ( ! ($i in a) ) { a[$i] = $i ; s = s " ," $i } |
|---|
| 40 | #s = ""; for ( i in a ) s = s " ," a[i] |
|---|
| 41 | #s = ""; for ( i=1; i<=NF; ++i ) s = s " ," $i |
|---|
| 42 | print "," substr(mod,2) ":" s |
|---|
| 43 | } |
|---|
| 44 | } |
|---|
| 45 | ' | sort | sed -r -e "s!,([^,: ]*)!$BASE/\\1.ko.gz!g" >"$BASE/modules.dep" |
|---|
