amendments to backtick-removing series

[Jim Meyering]

init.cfg need not be exempted, since its functions are
invoked only after init.sh has re-exec'd a usable shell, so
I've converted it, too.

Testing on Solaris 10 exposed problems with quoting
where $( ... "\\\...) behaves differently from ` ..."\\\...`.
That was the impetus for the following change, below.

diff --git a/tests/init.cfg b/tests/init.cfg
index 17713d9..7bcd512 100644
--- a/tests/init.cfg
+++ b/tests/init.cfg
@@ -235,9 +235,9 @@ rwx_to_mode_()
   s='s/S/@/;s/s/x@/;s/@/s/'
   t='s/T/@/;s/t/x@/;s/@/t/'

-  u=`echo $rwx|sed 's/^.\(...\).*/,u=\1/;s/-//g;s/^,u=$//;'$s`
-  g=`echo $rwx|sed 's/^....\(...\).*/,g=\1/;s/-//g;s/^,g=$//;'$s`
-  o=`echo $rwx|sed 's/^.......\(...\).*/,o=\1/;s/-//g;s/^,o=$//;'$s';'$t`
+  u=$(echo $rwx|sed 's/^.\(...\).*/,u=\1/;s/-//g;s/^,u=$//;'$s)
+  g=$(echo $rwx|sed 's/^....\(...\).*/,g=\1/;s/-//g;s/^,g=$//;'$s)
+  o=$(echo $rwx|sed 's/^.......\(...\).*/,o=\1/;s/-//g;s/^,o=$//;'$s';'$t)
   echo "=$u$g$o"
 }

@@ -259,7 +259,7 @@ require_selinux_()

   # Independent of whether SELinux is enabled system-wide,
   # the current file system may lack SELinux support.
-  case `ls -Zd .` in
+  case $(ls -Zd .) in
     '? .'|'unlabeled .')
       skip_ "this system (or maybe just" \
         "the current file system) lacks SELinux support"
@@ -316,7 +316,7 @@ require_membership_in_two_groups_()
 {
   test $# = 0 || framework_failure_

-  groups=${COREUTILS_GROUPS-`(id -G || /usr/xpg4/bin/id -G) 2>/dev/null`}
+  groups=${COREUTILS_GROUPS-$( (id -G || /usr/xpg4/bin/id -G) 2>/dev/null)}
   case "$groups" in
     *' '*) ;;
     *) skip_ 'requires membership in two groups
@@ -389,7 +389,7 @@ require_sparse_support_()
   # NTFS requires 128K before a hole appears in a sparse file.
   t=sparse.$$
   dd bs=1 seek=128K of=$t < /dev/null 2> /dev/null
-  set x `du -sk $t`
+  set x $(du -sk $t)
   kb_size=$2
   rm -f $t
   if test $kb_size -ge 128; then
@@ -447,7 +447,7 @@ working_umask_or_skip_()
   umask 022
   touch file1 file2
   chmod 644 file2
-  perms=`ls -l file1 file2 | sed 's/ .*//' | uniq`
+  perms=$(ls -l file1 file2 | sed 's/ .*//' | uniq)
   rm -f file1 file2

   case $perms in
@@ -463,7 +463,7 @@ working_umask_or_skip_()
 # an initial delay of .1 second and call it at most 6 times
 # with a max delay of 3.2s (doubled each time), or a total of 6.3s
 # Note ensure you do _not_ quote the parameter to GNU sleep in
-# your function, as it may contain separate values that `sleep`
+# your function, as it may contain separate values that sleep
 # needs to accumulate.
 retry_delay_()
 {
--
1.7.9.3



diff --git a/tests/misc/stty b/tests/misc/stty
index fe4a4c8..97020e8 100755
--- a/tests/misc/stty
+++ b/tests/misc/stty
@@ -70,7 +70,7 @@ for opt in $options; do

   # Likewise, 'stty -cread' would fail, so skip that, too.
   test $opt = cread && continue
-  rev=$(eval echo "\\\$REV_$opt")
+  rev=$(eval echo "\$REV_$opt")
   if test -n "$rev"; then
     stty -$opt || { fail=1; echo -$opt; }
   fi
@@ -84,8 +84,8 @@ if test -n "$RUN_LONG_TESTS"; then

       stty $opt1 $opt2 || fail=1

-      rev1=$(eval echo "\\\$REV_$opt1")
-      rev2=$(eval echo "\\\$REV_$opt2")
+      rev1=$(eval echo "\$REV_$opt1")
+      rev2=$(eval echo "\$REV_$opt2")
       if test -n "$rev1"; then
         stty -$opt1 $opt2 || fail=1
       fi