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Fix loder(1) to work with libraries. This can be useful to

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sort long DPADD lists automatically.  While here, recognize
`W' as the global symbol.  This has been tested since 2004.
This commit is contained in:
Ruslan Ermilov 2005-07-15 15:21:12 +00:00
parent e4d7fb6831
commit e46be7ffad
1 changed files with 14 additions and 5 deletions
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19
usr.bin/lorder/lorder.sh
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@ -52,21 +52,21 @@ S=$(mktemp -t _symbol_)
NM=${NM:-nm} NM=${NM:-nm}
# remove temporary files on HUP, INT, QUIT, PIPE, TERM # remove temporary files on HUP, INT, QUIT, PIPE, TERM
trap "rm -f $R $S; exit 1" 1 2 3 13 15 trap "rm -f $R $S $T; exit 1" 1 2 3 13 15
# make sure all the files get into the output # make sure all the files get into the output
for i in $*; do for i in $*; do
echo $i $i echo $i $i
done done
# if the line has " T " or " D " it's a globally defined symbol, put it # if the line has " [TDW] " it's a globally defined symbol, put it
# into the symbol file. # into the symbol file.
# #
# if the line has " U " it's a globally undefined symbol, put it into # if the line has " U " it's a globally undefined symbol, put it into
# the reference file. # the reference file.
${NM} -go $* | sed " ${NM} -go $* | sed "
/ [TD] / { / [TDW] / {
s/:.* [TD] / / s/:.* [TDW] / /
w $S w $S
d d
} }
@ -77,7 +77,16 @@ ${NM} -go $* | sed "
d d
" "
# sort symbols and references on the first field (the symbol) # eliminate references that can be resolved by the same library.
if [ $(expr "$*" : '.*\.a[[:>:]]') -ne 0 ]; then
sort -u -o $S $S
sort -u -o $R $R
T=$(mktemp -t _temp_)
comm -23 $R $S >$T
mv $T $R
fi
# sort references and symbols on the second field (the symbol),
# join on that field, and print out the file names. # join on that field, and print out the file names.
sort -k 2 -o $R $R sort -k 2 -o $R $R
sort -k 2 -o $S $S sort -k 2 -o $S $S