make brp-compress deal correctly with hardlinked man pages

--- ./scripts/brp-compress.orig	2004-10-17 18:49:52.000000000 +0000
+++ ./scripts/brp-compress	2005-12-15 14:03:58.000000000 +0000
@@ -5,12 +5,38 @@ if [ -z "$RPM_BUILD_ROOT" -o "$RPM_BUILD
 	exit 0
 fi
 
+LC_ALL=
+LANG=
+LC_TIME=POSIX
+
 cd $RPM_BUILD_ROOT
 
 # Compress man pages
 COMPRESS="gzip -9 -n"
 COMPRESS_EXT=.gz
 
+function check_for_hard_link
+{
+    dir=$1
+    b=$2
+    type=$3
+
+    inode=`ls -i $b | awk '{ print $1 }'`
+    others=`find $dir -type f -inum $inode`
+    for afile in $others ; do
+	[ "$afile" != "$b" ] && rm -f $afile
+    done
+
+    case $type in
+	Z|gz) gunzip $b ;;
+	bz2) bunzip2 $b ;;
+    esac
+
+    for afile in $others ; do
+	[ "${afile%.$type}" != "${b%.$type}" ] && ln ${b%.$type} ${afile%.$type}
+    done
+}
+
 for d in ./usr/man/man* ./usr/man/*/man* ./usr/info \
 	./usr/share/man/man* ./usr/share/man/*/man* ./usr/share/info \
 	./usr/kerberos/man ./usr/X11R6/man/man* ./usr/lib/perl5/man/man* \
@@ -23,9 +49,9 @@ do
 	[ "`basename $f`" = "dir" ] && continue
 
 	case "$f" in
-	 *.Z) gunzip $f; b=`echo $f | sed -e 's/\.Z$//'`;;
-	 *.gz) gunzip $f; b=`echo $f | sed -e 's/\.gz$//'`;;
-	 *.bz2) bunzip2 $f; b=`echo $f | sed -e 's/\.bz2$//'`;;
+	 *.Z) gunzip $f || check_for_hard_link $d $f Z; b=`echo $f | sed -e 's/\.Z$//'`;;
+	 *.gz) gunzip $f || check_for_hard_link $d $f gz; b=`echo $f | sed -e 's/\.gz$//'`;;
+	 *.bz2) bunzip2 $f || check_for_hard_link $d $f bz2; b=`echo $f | sed -e 's/\.bz2$//'`;;
 	 *) b=$f;;
 	esac