From 7bfa847d01b9b4a6f6163f271d36ea5a24b907d3 Mon Sep 17 00:00:00 2001
From: Gabriele <pmzqla.git@gmail.com>
Date: Thu, 6 Aug 2015 22:08:11 +0200
Subject: [PATCH] configure: don't depend on GNU sed

Closes #3169.
---
 configure    | 5 ++++-
 configure.ac | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 0a8bae6c4..d0f221b73 100755
--- a/configure
+++ b/configure
@@ -5657,8 +5657,11 @@ extract() {
     return 1
   fi
 
+  # BSD sed needs an actual newline character in the substitute command
+  new_line='
+'
   # Convert " -" to "\n" if not between quotes and remove possible leading white spaces
-  string=$(echo " $*" | $SED -e 's: -:\n:g' -e 's:"\(.*\)\n\(.*\)":\"\1 -\2":g' -e "s:'\(.*\)\n\(.*\)':\'\1 -\2':g" -e 's/^[:space:]*//')
+  string=$(echo " $*" | $SED -e "s: -:\\${new_line}:g" -e 's:"\(.*\)\n\(.*\)":\"\1 -\2":g' -e "s:'\(.*\)\n\(.*\)':\'\1 -\2':g" -e 's/^[:space:]*//')
   SAVEIFS=$IFS
   IFS=$(printf "\n\b")
   for i in $string; do
diff --git a/configure.ac b/configure.ac
index 893d4fee6..f0ecfe3ad 100644
--- a/configure.ac
+++ b/configure.ac
@@ -222,8 +222,11 @@ extract() {
     return 1
   fi
 
+  # BSD sed needs an actual newline character in the substitute command
+  new_line='
+'
   # Convert " -" to "\n" if not between quotes and remove possible leading white spaces
-  string=$(echo " $*" | $SED -e 's: -:\n:g' -e 's:"\(.*\)\n\(.*\)":\"\1 -\2":g' -e "s:'\(.*\)\n\(.*\)':\'\1 -\2':g" -e 's/^[[:space:]]*//')
+  string=$(echo " $*" | $SED -e "s: -:\\${new_line}:g" -e 's:"\(.*\)\n\(.*\)":\"\1 -\2":g' -e "s:'\(.*\)\n\(.*\)':\'\1 -\2':g" -e 's/^[[:space:]]*//')
   SAVEIFS=$IFS
   IFS=$(printf "\n\b")
   for i in $string; do