[6468] quote backslashes in `command substitution`

[Gavin D. Smith]

Revision: 6468
          http://svn.sv.gnu.org/viewvc/?view=rev&root=texinfo&revision=6468
Author:   gavin
Date:     2015-07-25 21:55:45 +0000 (Sat, 25 Jul 2015)
Log Message:
-----------
quote backslashes in `command substitution`

Modified Paths:
--------------
    trunk/tp/Texinfo/Convert/XSParagraph/configure.ac

Modified: trunk/tp/Texinfo/Convert/XSParagraph/configure.ac
===================================================================
--- trunk/tp/Texinfo/Convert/XSParagraph/configure.ac   2015-07-25 21:41:45 UTC 
(rev 6467)
+++ trunk/tp/Texinfo/Convert/XSParagraph/configure.ac   2015-07-25 21:55:45 UTC 
(rev 6468)
@@ -20,13 +20,13 @@
           # be other \ sequences we want to process as well.  This is
           # the escape sequence for single-quoted strings in Perl.
           conf_value=`echo $conf_value \
-              | sed -e 's/^@<:@^=@:>@*= *//' \
-                    -e 's/^'\''//'           \
-                    -e 's/ *; *$//'          \
-                    -e 's/'\''$//'           \
-                    -e 's/\\"/"/g'           \
-                    -e 's/\\'\''/\'\''/g'    \
-                    -e 's/\\\\/\\/g'         `
+              | sed -e 's/^@<:@^=@:>@*= *//'   \
+                    -e 's/^'\\''//'            \
+                    -e 's/ *; *$//'            \
+                    -e 's/'\\''$//'            \
+                    -e 's/\\\\"/"/g'           \
+                    -e 's/\\\\'\\''/\\'\\''/g' \
+                    -e 's/\\\\\\\\/\\\\/g'     `
           echo got "$conf_value"
 }