diff --git a/test/run-test.sh b/test/run-test.sh
index 9b2e54b..1b5b7a7 100644
--- a/test/run-test.sh
+++ b/test/run-test.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # fontconfig/test/run-test.sh
 #
 # Copyright © 2000 Keith Packard
@@ -23,20 +23,18 @@
 set -e
 
 case "$OSTYPE" in
-    msys ) MyPWD=`pwd -W` ;;  # On Msys/MinGW, returns a MS Windows style path.
-    *    ) MyPWD=`pwd`    ;;  # On any other platforms, returns a Unix style path.
+    msys ) MyPWD=$(pwd -W) ;;  # On Msys/MinGW, returns a MS Windows style path.
+    *    ) MyPWD=$(pwd)    ;;  # On any other platforms, returns a Unix style path.
 esac
 
 TESTDIR=${srcdir-"$MyPWD"}
 BUILDTESTDIR=${builddir-"$MyPWD"}
 
-BASEDIR=`mktemp -d --tmpdir fontconfig.XXXXXXXX`
+BASEDIR=$(mktemp -d --tmpdir fontconfig.XXXXXXXX)
 FONTDIR="$BASEDIR"/fonts
 CACHEDIR="$BASEDIR"/cache.dir
 EXPECTED=${EXPECTED-"out.expected"}
 
-ECHO=true
-
 FCLIST="$LOG_COMPILER ../fc-list/fc-list$EXEEXT"
 FCCACHE="$LOG_COMPILER ../fc-cache/fc-cache$EXEEXT"
 
@@ -48,13 +46,15 @@
 FONT2=$TESTDIR/8x16.pcf
 
 check () {
-  $FCLIST - family pixelsize | sort > out
-  echo "=" >> out
-  $FCLIST - family pixelsize | sort >> out
-  echo "=" >> out
-  $FCLIST - family pixelsize | sort >> out
+    {
+	$FCLIST - family pixelsize | sort;
+	echo "=";
+	$FCLIST - family pixelsize | sort;
+	echo "=";
+	$FCLIST - family pixelsize | sort;
+    } > out
   tr -d '\015' <out >out.tmp; mv out.tmp out
-  if cmp out $BUILDTESTDIR/$EXPECTED > /dev/null ; then : ; else
+  if cmp out "$BUILDTESTDIR"/"$EXPECTED" > /dev/null ; then : ; else
     echo "*** Test failed: $TEST"
     echo "*** output is in 'out', expected output in '$EXPECTED'"
     exit 1
@@ -63,114 +63,114 @@
 }
 
 prep() {
-  rm -rf $CACHEDIR
-  rm -rf $FONTDIR
-  mkdir $FONTDIR
+  rm -rf "$CACHEDIR"
+  rm -rf "$FONTDIR"
+  mkdir "$FONTDIR"
 }
 
 dotest () {
   TEST=$1
-  test x$VERBOSE = x || echo Running: $TEST
+  test x"$VERBOSE" = x || echo "Running: $TEST"
 }
 
 sed "s!@FONTDIR@!$FONTDIR!
 s!@REMAPDIR@!!
-s!@CACHEDIR@!$CACHEDIR!" < $TESTDIR/fonts.conf.in > fonts.conf
+s!@CACHEDIR@!$CACHEDIR!" < "$TESTDIR"/fonts.conf.in > fonts.conf
 
 FONTCONFIG_FILE="$MyPWD"/fonts.conf
 export FONTCONFIG_FILE
 
 dotest "Basic check"
 prep
-cp $FONT1 $FONT2 $FONTDIR
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR
+cp "$FONT1" "$FONT2" "$FONTDIR"
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"
 fi
 check
 
 dotest "With a subdir"
 prep
-cp $FONT1 $FONT2 $FONTDIR
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR
+cp "$FONT1" "$FONT2" "$FONTDIR"
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"
 fi
-$FCCACHE $FONTDIR
+$FCCACHE "$FONTDIR"
 check
 
 dotest "Subdir with a cache file"
 prep
-mkdir $FONTDIR/a
-cp $FONT1 $FONT2 $FONTDIR/a
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR/a
+mkdir "$FONTDIR"/a
+cp "$FONT1" "$FONT2" "$FONTDIR"/a
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"/a
 fi
-$FCCACHE $FONTDIR/a
+$FCCACHE "$FONTDIR"/a
 check
 
 dotest "Complicated directory structure"
 prep
-mkdir $FONTDIR/a
-mkdir $FONTDIR/a/a
-mkdir $FONTDIR/b
-mkdir $FONTDIR/b/a
-cp $FONT1 $FONTDIR/a
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR/a
+mkdir "$FONTDIR"/a
+mkdir "$FONTDIR"/a/a
+mkdir "$FONTDIR"/b
+mkdir "$FONTDIR"/b/a
+cp "$FONT1" "$FONTDIR"/a
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"/a
 fi
-cp $FONT2 $FONTDIR/b/a
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR/b/a
+cp "$FONT2" "$FONTDIR"/b/a
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"/b/a
 fi
 check
 
 dotest "Subdir with an out-of-date cache file"
 prep
-mkdir $FONTDIR/a
-$FCCACHE $FONTDIR/a
+mkdir "$FONTDIR"/a
+$FCCACHE "$FONTDIR"/a
 sleep 1
-cp $FONT1 $FONT2 $FONTDIR/a
+cp "$FONT1" "$FONT2" "$FONTDIR"/a
 check
 
 dotest "Dir with an out-of-date cache file"
 prep
-cp $FONT1 $FONTDIR
-$FCCACHE $FONTDIR
+cp "$FONT1" "$FONTDIR"
+$FCCACHE "$FONTDIR"
 sleep 1
-mkdir $FONTDIR/a
-cp $FONT2 $FONTDIR/a
+mkdir "$FONTDIR"/a
+cp "$FONT2" "$FONTDIR"/a
 check
 
 dotest "Keep mtime of the font directory"
 prep
-cp $FONT1 $FONTDIR
-touch -d @0 $FONTDIR
-stat $FONTDIR | grep Modify > out1
-$FCCACHE $FONTDIR
-stat $FONTDIR | grep Modify > out2
+cp "$FONT1" "$FONTDIR"
+touch -d @0 "$FONTDIR"
+stat "$FONTDIR" | grep Modify > out1
+$FCCACHE "$FONTDIR"
+stat "$FONTDIR" | grep Modify > out2
 if cmp out1 out2 > /dev/null ; then : ; else
     echo "*** Test failed: $TEST"
     echo "mtime was modified"
     exit 1
 fi
 
-if [ x"$BWRAP" != "x" -a "x$EXEEXT" = "x" ]; then
+if [ x"$BWRAP" != "x" ] && [ "x$EXEEXT" = "x" ]; then
 dotest "Basic functionality with the bind-mounted cache dir"
 prep
-cp $FONT1 $FONT2 $FONTDIR
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR
+cp "$FONT1" "$FONT2" "$FONTDIR"
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"
 fi
-$FCCACHE $FONTDIR
+$FCCACHE "$FONTDIR"
 sleep 1
-ls -l $CACHEDIR > out1
-TESTTMPDIR=`mktemp -d /tmp/fontconfig.XXXXXXXX`
+ls -l "$CACHEDIR" > out1
+TESTTMPDIR=$(mktemp -d /tmp/fontconfig.XXXXXXXX)
 sed "s!@FONTDIR@!$TESTTMPDIR/fonts!
 s!@REMAPDIR@!<remap-dir as-path="'"'"$FONTDIR"'"'">$TESTTMPDIR/fonts</remap-dir>!
-s!@CACHEDIR@!$TESTTMPDIR/cache.dir!" < $TESTDIR/fonts.conf.in > bind-fonts.conf
-$BWRAP --bind / / --bind $CACHEDIR $TESTTMPDIR/cache.dir --bind $FONTDIR $TESTTMPDIR/fonts --bind .. $TESTTMPDIR/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE $TESTTMPDIR/build/test/bind-fonts.conf $TESTTMPDIR/build/fc-match/fc-match$EXEEXT -f "%{file}\n" ":foundry=Misc" > xxx
-$BWRAP --bind / / --bind $CACHEDIR $TESTTMPDIR/cache.dir --bind $FONTDIR $TESTTMPDIR/fonts --bind .. $TESTTMPDIR/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE $TESTTMPDIR/build/test/bind-fonts.conf $TESTTMPDIR/build/test/test-bz106618$EXEEXT | sort > flist1
-$BWRAP --bind / / --bind $CACHEDIR $TESTTMPDIR/cache.dir --bind $FONTDIR $TESTTMPDIR/fonts --bind .. $TESTTMPDIR/build --dev-bind /dev /dev find $TESTTMPDIR/fonts/ -type f -name '*.pcf' | sort > flist2
-ls -l $CACHEDIR > out2
+s!@CACHEDIR@!$TESTTMPDIR/cache.dir!" < "$TESTDIR"/fonts.conf.in > bind-fonts.conf
+$BWRAP --bind / / --bind "$CACHEDIR" "$TESTTMPDIR"/cache.dir --bind "$FONTDIR" "$TESTTMPDIR"/fonts --bind .. "$TESTTMPDIR"/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE "$TESTTMPDIR"/build/test/bind-fonts.conf "$TESTTMPDIR"/build/fc-match/fc-match"$EXEEXT" -f "%{file}\n" ":foundry=Misc" > xxx
+$BWRAP --bind / / --bind "$CACHEDIR" "$TESTTMPDIR"/cache.dir --bind "$FONTDIR" "$TESTTMPDIR"/fonts --bind .. "$TESTTMPDIR"/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE "$TESTTMPDIR"/build/test/bind-fonts.conf "$TESTTMPDIR"/build/test/test-bz106618"$EXEEXT" | sort > flist1
+$BWRAP --bind / / --bind "$CACHEDIR" "$TESTTMPDIR"/cache.dir --bind "$FONTDIR" "$TESTTMPDIR"/fonts --bind .. "$TESTTMPDIR"/build --dev-bind /dev /dev find "$TESTTMPDIR"/fonts/ -type f -name '*.pcf' | sort > flist2
+ls -l "$CACHEDIR" > out2
 if cmp out1 out2 > /dev/null ; then : ; else
   echo "*** Test failed: $TEST"
   echo "cache was created/updated."
@@ -180,7 +180,7 @@
   cat out2
   exit 1
 fi
-if [ x`cat xxx` != "x$TESTTMPDIR/fonts/4x6.pcf" ]; then
+if [ x"$(cat xxx)" != "x$TESTTMPDIR/fonts/4x6.pcf" ]; then
   echo "*** Test failed: $TEST"
   echo "file property doesn't point to the new place: $TESTTMPDIR/fonts/4x6.pcf"
   exit 1
@@ -194,45 +194,45 @@
   cat flist1
   exit 1
 fi
-rm -rf $TESTTMPDIR out1 out2 xxx flist1 flist2 bind-fonts.conf
+rm -rf "$TESTTMPDIR" out1 out2 xxx flist1 flist2 bind-fonts.conf
 
 dotest "Different directory content between host and sandbox"
 prep
-cp $FONT1 $FONTDIR
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR
+cp "$FONT1" "$FONTDIR"
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"
 fi
-$FCCACHE $FONTDIR
+$FCCACHE "$FONTDIR"
 sleep 1
-ls -1 --color=no $CACHEDIR/*cache*> out1
-stat -c '%n %s %y %z' `cat out1` > stat1
-TESTTMPDIR=`mktemp -d /tmp/fontconfig.XXXXXXXX`
-TESTTMP2DIR=`mktemp -d /tmp/fontconfig.XXXXXXXX`
-cp $FONT2 $TESTTMP2DIR
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $TESTTMP2DIR
+ls -1 --color=no "$CACHEDIR"/*cache*> out1
+stat -c '%n %s %y %z' "$(cat out1)" > stat1
+TESTTMPDIR=$(mktemp -d /tmp/fontconfig.XXXXXXXX)
+TESTTMP2DIR=$(mktemp -d /tmp/fontconfig.XXXXXXXX)
+cp "$FONT2" "$TESTTMP2DIR"
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$TESTTMP2DIR"
 fi
 sed "s!@FONTDIR@!$TESTTMPDIR/fonts</dir><dir salt="'"'"salt-to-make-different"'"'">$FONTDIR!
 s!@REMAPDIR@!<remap-dir as-path="'"'"$FONTDIR"'"'">$TESTTMPDIR/fonts</remap-dir>!
-s!@CACHEDIR@!$TESTTMPDIR/cache.dir!" < $TESTDIR/fonts.conf.in > bind-fonts.conf
-$BWRAP --bind / / --bind $CACHEDIR $TESTTMPDIR/cache.dir --bind $FONTDIR $TESTTMPDIR/fonts --bind $TESTTMP2DIR $FONTDIR --bind .. $TESTTMPDIR/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE $TESTTMPDIR/build/test/bind-fonts.conf $TESTTMPDIR/build/fc-match/fc-match$EXEEXT -f "%{file}\n" ":foundry=Misc" > xxx
-$BWRAP --bind / / --bind $CACHEDIR $TESTTMPDIR/cache.dir --bind $FONTDIR $TESTTMPDIR/fonts --bind $TESTTMP2DIR $FONTDIR --bind .. $TESTTMPDIR/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE $TESTTMPDIR/build/test/bind-fonts.conf $TESTTMPDIR/build/test/test-bz106618$EXEEXT | sort > flist1
-$BWRAP --bind / / --bind $CACHEDIR $TESTTMPDIR/cache.dir --bind $FONTDIR $TESTTMPDIR/fonts --bind $TESTTMP2DIR $FONTDIR --bind .. $TESTTMPDIR/build --dev-bind /dev /dev find $TESTTMPDIR/fonts/ -type f -name '*.pcf' | sort > flist2
-ls -1 --color=no $CACHEDIR/*cache* > out2
-stat -c '%n %s %y %z' `cat out1` > stat2
+s!@CACHEDIR@!$TESTTMPDIR/cache.dir!" < "$TESTDIR"/fonts.conf.in > bind-fonts.conf
+$BWRAP --bind / / --bind "$CACHEDIR" "$TESTTMPDIR"/cache.dir --bind "$FONTDIR" "$TESTTMPDIR"/fonts --bind "$TESTTMP2DIR" "$FONTDIR" --bind .. "$TESTTMPDIR"/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE "$TESTTMPDIR"/build/test/bind-fonts.conf "$TESTTMPDIR"/build/fc-match/fc-match"$EXEEXT" -f "%{file}\n" ":foundry=Misc" > xxx
+$BWRAP --bind / / --bind "$CACHEDIR" "$TESTTMPDIR"/cache.dir --bind "$FONTDIR" "$TESTTMPDIR"/fonts --bind "$TESTTMP2DIR" "$FONTDIR" --bind .. "$TESTTMPDIR"/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE "$TESTTMPDIR"/build/test/bind-fonts.conf "$TESTTMPDIR"/build/test/test-bz106618"$EXEEXT" | sort > flist1
+$BWRAP --bind / / --bind "$CACHEDIR" "$TESTTMPDIR"/cache.dir --bind "$FONTDIR" "$TESTTMPDIR"/fonts --bind "$TESTTMP2DIR" "$FONTDIR" --bind .. "$TESTTMPDIR"/build --dev-bind /dev /dev find "$TESTTMPDIR"/fonts/ -type f -name '*.pcf' | sort > flist2
+ls -1 --color=no "$CACHEDIR"/*cache* > out2
+stat -c '%n %s %y %z' "$(cat out1)" > stat2
 if cmp stat1 stat2 > /dev/null ; then : ; else
   echo "*** Test failed: $TEST"
   echo "cache was created/updated."
   cat stat1 stat2
   exit 1
 fi
-if grep -v -- "`cat out1`" out2 > /dev/null ; then : ; else
+if grep -v -- "$(cat out1)" out2 > /dev/null ; then : ; else
   echo "*** Test failed: $TEST"
   echo "cache wasn't created for dir inside sandbox."
   cat out1 out2
   exit 1
 fi
-if [ x`cat xxx` != "x$TESTTMPDIR/fonts/4x6.pcf" ]; then
+if [ x"$(cat xxx)" != "x$TESTTMPDIR/fonts/4x6.pcf" ]; then
   echo "*** Test failed: $TEST"
   echo "file property doesn't point to the new place: $TESTTMPDIR/fonts/4x6.pcf"
   exit 1
@@ -246,25 +246,25 @@
   cat flist1
   exit 1
 fi
-rm -rf $TESTTMPDIR $TESTTMP2DIR out1 out2 xxx flist1 flist2 stat1 stat2 bind-fonts.conf
+rm -rf "$TESTTMPDIR" "$TESTTMP2DIR" out1 out2 xxx flist1 flist2 stat1 stat2 bind-fonts.conf
 
 dotest "Check consistency of MD5 in cache name"
 prep
-mkdir -p $FONTDIR/sub
-cp $FONT1 $FONTDIR/sub
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR/sub
+mkdir -p "$FONTDIR"/sub
+cp "$FONT1" "$FONTDIR"/sub
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"/sub
 fi
-$FCCACHE $FONTDIR
+$FCCACHE "$FONTDIR"
 sleep 1
-(cd $CACHEDIR; ls -1 --color=no *cache*) > out1
-TESTTMPDIR=`mktemp -d /tmp/fontconfig.XXXXXXXX`
-mkdir -p $TESTTMPDIR/cache.dir
+(cd "$CACHEDIR"; ls -1 --color=no ./*cache*) > out1
+TESTTMPDIR=$(mktemp -d /tmp/fontconfig.XXXXXXXX)
+mkdir -p "$TESTTMPDIR"/cache.dir
 sed "s!@FONTDIR@!$TESTTMPDIR/fonts!
 s!@REMAPDIR@!<remap-dir as-path="'"'"$FONTDIR"'"'">$TESTTMPDIR/fonts</remap-dir>!
-s!@CACHEDIR@!$TESTTMPDIR/cache.dir!" < $TESTDIR/fonts.conf.in > bind-fonts.conf
-$BWRAP --bind / / --bind $FONTDIR $TESTTMPDIR/fonts --bind .. $TESTTMPDIR/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE $TESTTMPDIR/build/test/bind-fonts.conf $TESTTMPDIR/build/fc-cache/fc-cache$EXEEXT $TESTTMPDIR/fonts
-(cd $TESTTMPDIR/cache.dir; ls -1 --color=no *cache*) > out2
+s!@CACHEDIR@!$TESTTMPDIR/cache.dir!" < "$TESTDIR"/fonts.conf.in > bind-fonts.conf
+$BWRAP --bind / / --bind "$FONTDIR" "$TESTTMPDIR"/fonts --bind .. "$TESTTMPDIR"/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE "$TESTTMPDIR"/build/test/bind-fonts.conf "$TESTTMPDIR"/build/fc-cache/fc-cache"$EXEEXT" "$TESTTMPDIR"/fonts
+(cd "$TESTTMPDIR"/cache.dir; ls -1 --color=no ./*cache*) > out2
 if cmp out1 out2 > /dev/null ; then : ; else
     echo "*** Test failed: $TEST"
     echo "cache was created unexpectedly."
@@ -274,32 +274,32 @@
     cat out2
     exit 1
 fi
-rm -rf $TESTTMPDIR out1 out2 bind-fonts.conf
+rm -rf "$TESTTMPDIR" out1 out2 bind-fonts.conf
 
 dotest "Fallback to uuid"
 prep
-cp $FONT1 $FONTDIR
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR
+cp "$FONT1" "$FONTDIR"
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"
 fi
-touch -d @`stat -c %Y $FONTDIR` $FONTDIR
-$FCCACHE $FONTDIR
+touch -d @"$(stat -c %Y "$FONTDIR")" "$FONTDIR"
+$FCCACHE "$FONTDIR"
 sleep 1
-_cache=`ls -1 --color=no $CACHEDIR/*cache*`
-_mtime=`stat -c %Y $FONTDIR`
-_uuid=`uuidgen`
-_newcache=`echo $_cache | sed "s/\([0-9a-f]*\)\(\-.*\)/$_uuid\2/"`
-mv $_cache $_newcache
-echo $_uuid > $FONTDIR/.uuid
-touch -d @$_mtime $FONTDIR
-(cd $CACHEDIR; ls -1 --color=no *cache*) > out1
-TESTTMPDIR=`mktemp -d /tmp/fontconfig.XXXXXXXX`
-mkdir -p $TESTTMPDIR/cache.dir
+_cache=$(ls -1 --color=no "$CACHEDIR"/*cache*)
+_mtime=$(stat -c %Y "$FONTDIR")
+_uuid=$(uuidgen)
+_newcache=$(echo "$_cache" | sed "s/\([0-9a-f]*\)\(\-.*\)/$_uuid\2/")
+mv "$_cache" "$_newcache"
+echo "$_uuid" > "$FONTDIR"/.uuid
+touch -d @"$_mtime" "$FONTDIR"
+(cd "$CACHEDIR"; ls -1 --color=no ./*cache*) > out1
+TESTTMPDIR=$(mktemp -d /tmp/fontconfig.XXXXXXXX)
+mkdir -p "$TESTTMPDIR"/cache.dir
 sed "s!@FONTDIR@!$TESTTMPDIR/fonts!
 s!@REMAPDIR@!<remap-dir as-path="'"'"$FONTDIR"'"'">$TESTTMPDIR/fonts</remap-dir>!
-s!@CACHEDIR@!$TESTTMPDIR/cache.dir!" < $TESTDIR/fonts.conf.in > bind-fonts.conf
-$BWRAP --bind / / --bind $CACHEDIR $TESTTMPDIR/cache.dir --bind $FONTDIR $TESTTMPDIR/fonts --bind .. $TESTTMPDIR/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE $TESTTMPDIR/build/test/bind-fonts.conf $TESTTMPDIR/build/fc-match/fc-match$EXEEXT -f ""
-(cd $CACHEDIR; ls -1 --color=no *cache*) > out2
+s!@CACHEDIR@!$TESTTMPDIR/cache.dir!" < "$TESTDIR"/fonts.conf.in > bind-fonts.conf
+$BWRAP --bind / / --bind "$CACHEDIR" "$TESTTMPDIR"/cache.dir --bind "$FONTDIR" "$TESTTMPDIR"/fonts --bind .. "$TESTTMPDIR"/build --dev-bind /dev /dev --setenv FONTCONFIG_FILE "$TESTTMPDIR"/build/test/bind-fonts.conf "$TESTTMPDIR"/build/fc-match/fc-match"$EXEEXT" -f ""
+(cd "$CACHEDIR"; ls -1 --color=no ./*cache*) > out2
 if cmp out1 out2 > /dev/null ; then : ; else
     echo "*** Test failed: $TEST"
     echo "cache was created unexpectedly."
@@ -309,7 +309,7 @@
     cat out2
     exit 1
 fi
-rm -rf $TESTTMPDIR out1 out2 bind-fonts.conf
+rm -rf "$TESTTMPDIR" out1 out2 bind-fonts.conf
 
 else
     echo "No bubblewrap installed. skipping..."
@@ -318,51 +318,50 @@
 if [ "x$EXEEXT" = "x" ]; then
 dotest "sysroot option"
 prep
-mkdir -p $MyPWD/sysroot/$FONTDIR
-mkdir -p $MyPWD/sysroot/$CACHEDIR
-mkdir -p $MyPWD/sysroot/$MyPWD
-cp $FONT1 $MyPWD/sysroot/$FONTDIR
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $MyPWD/sysroot/$FONTDIR
+mkdir -p "$MyPWD"/sysroot/"$FONTDIR"
+mkdir -p "$MyPWD"/sysroot/"$CACHEDIR"
+mkdir -p "$MyPWD"/sysroot/"$MyPWD"
+cp "$FONT1" "$MyPWD"/sysroot/"$FONTDIR"
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$MyPWD"/sysroot/"$FONTDIR"
 fi
-cp $MyPWD/fonts.conf $MyPWD/sysroot/$MyPWD/fonts.conf
-$FCCACHE -y $MyPWD/sysroot
+cp "$MyPWD"/fonts.conf "$MyPWD"/sysroot/"$MyPWD"/fonts.conf
+$FCCACHE -y "$MyPWD"/sysroot
 
 dotest "creating cache file on sysroot"
-md5=`echo -n $FONTDIR | md5sum | sed 's/ .*$//'`
+md5=$(printf "%s" "$FONTDIR" | md5sum | sed 's/ .*$//')
 echo "checking for cache file $md5"
-ls "$MyPWD/sysroot/$CACHEDIR/$md5"*
-if [ $? != 0 ]; then
+if ! ls "$MyPWD/sysroot/$CACHEDIR/$md5"*; then
   echo "*** Test failed: $TEST"
   echo "No cache for $FONTDIR ($md5)"
-  ls $MyPWD/sysroot/$CACHEDIR
+  ls "$MyPWD"/sysroot/"$CACHEDIR"
   exit 1
 fi
 
-rm -rf $MyPWD/sysroot
+rm -rf "$MyPWD"/sysroot
 
 dotest "read newer caches when multiple places are allowed to store"
 prep
-cp $FONT1 $FONT2 $FONTDIR
-if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-    touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR
+cp "$FONT1" "$FONT2" "$FONTDIR"
+if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+    touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"
 fi
-MYCACHEBASEDIR=`mktemp -d /tmp/fontconfig.XXXXXXXX`
-MYCACHEDIR=$MYCACHEBASEDIR/cache.dir
-MYOWNCACHEDIR=$MYCACHEBASEDIR/owncache.dir
-MYCONFIG=`mktemp /tmp/fontconfig.XXXXXXXX`
+MYCACHEBASEDIR=$(mktemp -d /tmp/fontconfig.XXXXXXXX)
+MYCACHEDIR="$MYCACHEBASEDIR"/cache.dir
+MYOWNCACHEDIR="$MYCACHEBASEDIR"/owncache.dir
+MYCONFIG=$(mktemp /tmp/fontconfig.XXXXXXXX)
 
-mkdir -p $MYCACHEDIR
-mkdir -p $MYOWNCACHEDIR
+mkdir -p "$MYCACHEDIR"
+mkdir -p "$MYOWNCACHEDIR"
 
 sed "s!@FONTDIR@!$FONTDIR!
 s!@REMAPDIR@!!
-s!@CACHEDIR@!$MYCACHEDIR!" < $TESTDIR/fonts.conf.in > my-fonts.conf
+s!@CACHEDIR@!$MYCACHEDIR!" < "$TESTDIR"/fonts.conf.in > my-fonts.conf
 
-FONTCONFIG_FILE=$MyPWD/my-fonts.conf $FCCACHE $FONTDIR
+FONTCONFIG_FILE="$MyPWD"/my-fonts.conf $FCCACHE "$FONTDIR"
 
 sleep 1
-cat<<EOF>$MYCONFIG
+cat<<EOF>"$MYCONFIG"
 <fontconfig>
   <match target="scan">
     <test name="file"><string>$FONTDIR/4x6.pcf</string></test>
@@ -372,28 +371,30 @@
 EOF
 sed "s!@FONTDIR@!$FONTDIR!
 s!@REMAPDIR@!<include ignore_missing=\"yes\">$MYCONFIG</include>!
-s!@CACHEDIR@!$MYOWNCACHEDIR!" < $TESTDIR/fonts.conf.in > my-fonts.conf
+s!@CACHEDIR@!$MYOWNCACHEDIR!" < "$TESTDIR"/fonts.conf.in > my-fonts.conf
 
-if [ -n ${SOURCE_DATE_EPOCH:-} ]; then
+if [ -n "${SOURCE_DATE_EPOCH:-}" ]; then
   old_epoch=${SOURCE_DATE_EPOCH}
-  SOURCE_DATE_EPOCH=`expr $SOURCE_DATE_EPOCH + 1`
+  SOURCE_DATE_EPOCH=$(("$SOURCE_DATE_EPOCH" + 1))
 fi
-FONTCONFIG_FILE=$MyPWD/my-fonts.conf $FCCACHE -f $FONTDIR
-if [ -n ${SOURCE_DATE_EPOCH:-} ]; then
+FONTCONFIG_FILE="$MyPWD"/my-fonts.conf $FCCACHE -f "$FONTDIR"
+if [ -n "${SOURCE_DATE_EPOCH:-}" ]; then
   SOURCE_DATE_EPOCH=${old_epoch}
 fi
 
 sed "s!@FONTDIR@!$FONTDIR!
 s!@REMAPDIR@!<include ignore_missing=\"yes\">$MYCONFIG</include>!
-s!@CACHEDIR@!$MYCACHEDIR</cachedir><cachedir>$MYOWNCACHEDIR!" < $TESTDIR/fonts.conf.in > my-fonts.conf
+s!@CACHEDIR@!$MYCACHEDIR</cachedir><cachedir>$MYOWNCACHEDIR!" < "$TESTDIR"/fonts.conf.in > my-fonts.conf
 
-FONTCONFIG_FILE=$MyPWD/my-fonts.conf $FCLIST - family pixelsize | sort > my-out
-echo "=" >> my-out
-FONTCONFIG_FILE=$MyPWD/my-fonts.conf $FCLIST - family pixelsize | sort >> my-out
-echo "=" >> my-out
-FONTCONFIG_FILE=$MyPWD/my-fonts.conf $FCLIST - family pixelsize | sort >> my-out
+{
+    FONTCONFIG_FILE="$MyPWD"/my-fonts.conf $FCLIST - family pixelsize | sort;
+    echo "=";
+    FONTCONFIG_FILE="$MyPWD"/my-fonts.conf $FCLIST - family pixelsize | sort;
+    echo "=";
+    FONTCONFIG_FILE="$MyPWD"/my-fonts.conf $FCLIST - family pixelsize | sort;
+} > my-out
 tr -d '\015' <my-out >my-out.tmp; mv my-out.tmp my-out
-sed -e 's/pixelsize=6/pixelsize=8/g' $BUILDTESTDIR/$EXPECTED > my-out.expected
+sed -e 's/pixelsize=6/pixelsize=8/g' "$BUILDTESTDIR"/"$EXPECTED" > my-out.expected
 
 if cmp my-out my-out.expected > /dev/null ; then : ; else
     echo "*** Test failed: $TEST"
@@ -405,21 +406,21 @@
     exit 1
 fi
 
-rm -rf $MYCACHEBASEDIR $MYCONFIG my-fonts.conf my-out my-out.expected
+rm -rf "$MYCACHEBASEDIR" "$MYCONFIG" my-fonts.conf my-out my-out.expected
 
 fi # if [ "x$EXEEXT" = "x" ]
 
-if [ -x $BUILDTESTDIR/test-crbug1004254 ]; then
+if [ -x "$BUILDTESTDIR"/test-crbug1004254 ]; then
     dotest "MT-safe global config"
     prep
-    curl -s -o $FONTDIR/noto.zip https://noto-website-2.storage.googleapis.com/pkgs/NotoSans-hinted.zip
-    (cd $FONTDIR; unzip noto.zip)
-    if [ -n ${SOURCE_DATE_EPOCH:-} ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
-	touch -m -t "`date -d \"@${SOURCE_DATE_EPOCH}\" +%y%m%d%H%M.%S`" $FONTDIR
+    curl -s -o "$FONTDIR"/noto.zip https://noto-website-2.storage.googleapis.com/pkgs/NotoSans-hinted.zip
+    (cd "$FONTDIR"; unzip noto.zip)
+    if [ -n "${SOURCE_DATE_EPOCH:-}" ] && [ ${#SOURCE_DATE_EPOCH} -gt 0 ]; then
+	touch -m -t "$(date -d @"${SOURCE_DATE_EPOCH}" +%y%m%d%H%M.%S)" "$FONTDIR"
     fi
-    $BUILDTESTDIR/test-crbug1004254
+    "$BUILDTESTDIR"/test-crbug1004254
 else
     echo "No test-crbug1004254: skipped"
 fi
 
-rm -rf $FONTDIR $CACHEFILE $CACHEDIR $BASEDIR $FONTCONFIG_FILE out
+rm -rf "$FONTDIR" "$CACHEFILE" "$CACHEDIR" "$BASEDIR" "$FONTCONFIG_FILE" out