Update XZ Utils to 5.0.3 (in deps)

src/scripts/xzgrep.in

Index: src/scripts/xzgrep.in
===================================================================
--- src/scripts/xzgrep.in	(revision 50504)
+++ src/scripts/xzgrep.in	(working copy)
@@ -27,7 +27,7 @@
 xz='@xz@ --format=auto'
 unset GZIP BZIP BZIP2
 
-case ${0##/*} in
+case ${0##*/} in
   *egrep*) prog=xzegrep; grep=${GREP:-egrep};;
   *fgrep*) prog=xzfgrep; grep=${GREP:-fgrep};;
   *)       prog=xzgrep; grep=${GREP:-grep};;
@@ -35,7 +35,7 @@
 
 version="$prog (@PACKAGE_NAME@) @VERSION@"
 
-usage="Usage: ${0##/*} [OPTION]... [-e] PATTERN [FILE]...
+usage="Usage: ${0##*/} [OPTION]... [-e] PATTERN [FILE]...
 Look for instances of PATTERN in the input FILEs, using their
 uncompressed contents if they are compressed.
 
@@ -126,6 +126,10 @@
   grep="$grep $option$optarg"
 done
 
+if test $files_with_matches -eq 1 || test $files_without_matches -eq 1; then
+  grep="$grep -q"
+fi
+
 eval "set -- $operands "'${1+"$@"}'
 
 if test $have_pat -eq 0; then
@@ -156,9 +160,9 @@
     exec 5>&1
     ($uncompress -- "$i" 5>&-; echo $? >&5) 3>&- |
     if test $files_with_matches -eq 1; then
-      eval "$grep" -q && { printf '%s\n' "$i" || exit 2; }
+      eval "$grep" && { printf '%s\n' "$i" || exit 2; }
     elif test $files_without_matches -eq 1; then
-      eval "$grep" -q || {
+      eval "$grep" || {
         r=$?
         if test $r -eq 1; then
           printf '%s\n' "$i" || r=2