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#!/bin/sh
#
# $Id: move_aout_libs.sh,v 1.4 1999/02/01 12:45:03 jkh Exp $
#
# Search for a.out libraries and move them to an aout subdirectory of
# the elf library directory.
#
# The arguments are the directories to search.
#
libdirs="$*"
# Create a temporary tool to get the timestamp of libraries. No, I don't
# want to use perl or whatever.
create_get_time_stamp ( )
{
echo "#include <stdio.h>" > /tmp/get_time_stamp.c
echo "#include <sys/stat.h>" >> /tmp/get_time_stamp.c
echo "int main(int argc, char *argv[]) {" >> /tmp/get_time_stamp.c
echo "int ierr; struct stat fs;" >> /tmp/get_time_stamp.c
echo "if ((ierr = stat(argv[1],&fs)) == 0)" >> /tmp/get_time_stamp.c
echo "printf(\"%ld\n\",(long) fs.st_mtime);" >> /tmp/get_time_stamp.c
echo "return (ierr); }" >> /tmp/get_time_stamp.c
gcc -o /tmp/get_time_stamp /tmp/get_time_stamp.c
rm /tmp/get_time_stamp.c
return
}
# Move an a.out library to the aout subdirectory of the elf directory.
move_file ( )
{
if test -d $dir/aout; then
else
echo "Creating directory $dir/aout"
mkdir $dir/aout
ldconfig -m $dir/aout
fi
fname=${file#$dir/}
if test -f $dir/aout/$fname; then
if test -x /tmp/get_time_stamp; then
else
create_get_time_stamp
fi
t1=`/tmp/get_time_stamp $dir/aout/$fname`
t2=`/tmp/get_time_stamp $file`
if test $t1 -gt $t2; then
echo $file is older than $dir/aout/$fname
answer=""
while test "$answer" != "y" -a "$answer" != "n"; do
read -p "OK to delete the older file? (y/n) " answer
done
if test $answer = "y"; then
echo Deleting $file
chflags noschg $file
rm $file
else
echo "You need to move $file out of $dir because that's an elf directory"
fi
else
echo $dir/aout/$fname is older than $file
answer=""
while test "$answer" != "y" -a "$answer" != "n"; do
read -p "OK to overwrite the older file? (y/n) " answer
done
if test $answer = "y"; then
echo Overwriting $dir/aout/$fname with $file
chflags noschg $file
mv $file $dir/aout/$fname
ldconfig -R
else
echo "You need to move $file out of $dir because that's an elf directory"
fi
fi
else
echo Move $fname from $dir to $dir/aout
chflags noschg $file
mv $file $dir/aout/$fname
ldconfig -R
fi
return
}
# Given a list of files in a directory, find those that are a.out
# libraries and move them.
move_if_aout ( )
{
# Check each library
for file in $files
do
# Don't touch symbolic links yet. It's not clear how
# they should be handled.
if test -h $file; then
else
# Check that this is a normal file.
if test -f $file; then
# Identify the file by magic
filemagic=`file $file`
# Check if the file is an a.out library
if expr "$filemagic" : ".*$aoutmagic"; then
# Move the a.out library
move_file
fi
fi
fi
done
return
}
# Only search the directories specified.
for dir in $libdirs
do
# Make sure the directory exists, or ldconfig will choke later.
mkdir -p $dir $dir/aout
echo "Searching library directory $dir for a.out libraries..."
# Get a list of archive libraries.
files=`ls $dir/*.a 2> /dev/null`
# a.out archive libraries look like this:
aoutmagic="current ar archive random library"
# Move each a.out archive library:
move_if_aout
# Get a list of shared libraries
files=`ls $dir/*.so.*.* 2> /dev/null`
# a.out shared libraries look like this:
aoutmagic="FreeBSD/i386 compact demand paged shared library"
# Move each a.out shared library:
move_if_aout
done
# If we created the time stamp program, delete it:
if test -x /tmp/get_time_stamp; then
rm /tmp/get_time_stamp
fi
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