rpm/brpcompress.diff

--- scripts/brp-compress.orig	2022-04-07 11:13:19.072518377 +0000
+++ scripts/brp-compress	2022-12-02 13:12:31.239774558 +0000
@@ -5,6 +5,9 @@ if [ -z "$RPM_BUILD_ROOT" ] || [ "$RPM_B
 	exit 0
 fi
 
+LC_ALL=
+LANG=
+LC_TIME=POSIX
 PREFIX=${1:-/usr}
 
 cd "$RPM_BUILD_ROOT"
@@ -13,6 +16,30 @@ cd "$RPM_BUILD_ROOT"
 COMPRESS=${COMPRESS:-gzip -9 -n}
 COMPRESS_EXT=${COMPRESS_EXT:-.gz}
 
+check_for_hard_link()
+{
+    dir=$1
+    b=$2
+
+    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 $b in
+	*.Z|*.gz)     gunzip  $b ;;
+	*.bz2)        bunzip2 $b ;;
+	*.xz|*.lzma)  unxz    $b ;;
+	*.zst|*.zstd) unzstd --rm $b ;;
+    esac
+
+    type=${b##*.}
+    for afile in $others ; do
+	[ "${afile%.$type}" != "${b%.$type}" ] && ln ${b%.$type} ${afile%.$type}
+    done
+}
+
 for d in .${PREFIX}/man/man* .${PREFIX}/man/*/man* .${PREFIX}/info \
     .${PREFIX}/share/man/man* .${PREFIX}/share/man/*/man* \
     .${PREFIX}/share/info .${PREFIX}/kerberos/man \
@@ -26,10 +53,10 @@ do
 		[ -f "$f" ] || continue
 
     case "$f" in
-     *.gz|*.Z)    gunzip  -f "$f"; b=`echo "$f" | sed -e 's/\.\(gz\|Z\)$//'`;;
-     *.bz2)       bunzip2 -f "$f"; b=`echo "$f" | sed -e 's/\.bz2$//'`;;
-     *.xz|*.lzma) unxz    -f "$f"; b=`echo "$f" | sed -e 's/\.\(xz\|lzma\)$//'`;;
-     *.zst|*.zstd) unzstd -f --rm $f; b=`echo "$f" | sed -e 's/\.\(zst\|zstd\)$//'`;;
+     *.gz|*.Z)    gunzip  -f "$f" || check_for_hard_link $d "$f"; b=`echo "$f" | sed -e 's/\.\(gz\|Z\)$//'`;;
+     *.bz2)       bunzip2 -f "$f" || check_for_hard_link $d "$f"; b=`echo "$f" | sed -e 's/\.bz2$//'`;;
+     *.xz|*.lzma) unxz    -f "$f" || check_for_hard_link $d "$f"; b=`echo "$f" | sed -e 's/\.\(xz\|lzma\)$//'`;;
+     *.zst|*.zstd) unzstd -f --rm $f || check_for_hard_link $d "$f"; b=`echo "$f" | sed -e 's/\.\(zst\|zstd\)$//'`;;
      *) b="$f";;
     esac
 
@@ -38,7 +65,7 @@ do
 		others="`find $d -type f -inum $inode`"
 		if [ -n "$others" ]; then
 		for afile in $others ; do
-		    [ "$afile" != "$b" ] && rm -f $afile
+		    [ "$afile" != "$b" ] && rm -f "$afile"
 		done
 		$COMPRESS -f "$b"
 		for afile in $others ; do
@@ -52,9 +79,9 @@ do
 
     find $d -type l -print0 |
     while IFS= read -r -d '' f; do
-    l=`ls -l $f | sed -e 's/.* -> //' -e 's/\.\(gz\|Z\|bz2\|xz\|lzma\|zst\|zstd\)$//'`
-    rm -f $f
-    b=`echo $f | sed -e 's/\.\(gz\|Z\|bz2\|xz\|lzma\|zst\|zstd\)$//'`
+    l=`ls -l "$f" | sed -e 's/.* -> //' -e 's/\.\(gz\|Z\|bz2\|xz\|lzma\|zst\|zstd\)$//'`
+    rm -f "$f"
+    b=`echo "$f" | sed -e 's/\.\(gz\|Z\|bz2\|xz\|lzma\|zst\|zstd\)$//'`
     ln -sf "$l$COMPRESS_EXT" "$b$COMPRESS_EXT"
     done
 done