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#!/bin/bash
# This script creates lists of all the dependencies and symbols required
# by each shared library in $CERNLEVEL/shlib and program in $CERNLEVEL/bin.
# Should be run while in the top-level cernlib-<version> source dir.
errormsg() {
echo "Not in correct directory or cernlib not compiled with shlibs"
exit 1
}
# remove old files
for file in `(ls -1 *.txt) 2> /dev/null` libdeps bindeps ; do
rm -rf $file
done
if [ ! -d shlib ] ; then errormsg ; fi
mkdir -p libdeps
[ -d bin ] && mkdir -p bindeps
# add in lib{c,m,g2c} since we already know everything depends upon them
cd shlib
ln -sf /lib/libc.so.6 ./libc.so
ln -sf /lib/libm.so.6 ./libm.so
ln -sf /usr/lib/libg2c.so ./libg2c.so
# create symbol lists...
for lib in lib*.so ; do
nm -D $lib | grep ' U ' | awk '{print $2}' > ../${lib%%.so}.undef.txt
nm -D $lib | grep -v ' U ' | sed 's/@@.*$//g' | \
awk '{print $3}' > ../${lib%%.so}.def.txt
done
if [ -d "../bin" ] ; then
cd ../bin
for prog in * ; do
if [ -n "`nm $prog 2> /dev/null`" ] ; then
nm $prog | grep ' U ' | awk '{print $2}' \
> ../$prog.undef.txt
fi
done
fi
# create lists of symbol dependencies
cd ..
for symlist in *.undef.txt ; do
(
for symbol in `cat $symlist` ; do
egrep '^'$symbol'$' *.def.txt
done
) | tr ':.' ' ' | awk '{print $1 " " $4}' | sort | \
egrep -v '^lib(c|m|g2c) ' >> ${symlist%%.undef.txt}.symdeps.txt
done
cat *.def.txt > defined.txt
for symlist in *.undef.txt ; do
(
for symbol in `cat $symlist` ; do
if [ -z "`egrep -l '^'$symbol'$' defined.txt`" ] ; then
echo $symbol
fi
done
) | sort > ${symlist%%.undef.txt}.not-in-cernlib.txt
done
# delete unneeded files
rm -f defined.txt *.def.txt *.undef.txt
rm -f shlib/libc.so shlib/libg2c.so shlib/libm.so
rm -f libc.* libm.* libg2c.*
# create lists of file dependencies with number of dependent symbols
for file in *.symdeps.txt ; do
tempfile=${file%%.symdeps.txt}.filedeps.txt.tmp
cat $file | awk '{ print $1 }' | sort | uniq > $tempfile
for file2 in `cat $tempfile` ; do
echo "$file2 `grep $file2 $file | wc -l`" >> ${tempfile%%.tmp}
done
rm -f $tempfile
done
# move to proper places
mv lib*.txt libdeps/
[ -d bindeps ] && mv *.txt bindeps/
for file in libdeps/* bindeps/* ; do
[ ! -s $file ] && rm -f $file
done
exit 0
|
