BIND 10 master, updated. e6f86f2f5eec8e6003c13d36804a767a840d96d6 [master] Merge branch 'trac2661'

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- Log -----------------------------------------------------------------
commit e6f86f2f5eec8e6003c13d36804a767a840d96d6
Merge: 3f272be dd44718
Author: JINMEI Tatuya <jinmei at isc.org>
Date:   Mon Feb 11 13:38:22 2013 -0800

    [master] Merge branch 'trac2661'

-----------------------------------------------------------------------

Summary of changes:
 configure.ac |   12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

-----------------------------------------------------------------------
diff --git a/configure.ac b/configure.ac
index eb6f125..dcef042 100644
--- a/configure.ac
+++ b/configure.ac
@@ -313,8 +313,16 @@ AC_SUBST(COMMON_PYTHON_PATH)
 if test -x ${PYTHON}-config; then
 	PYTHON_INCLUDES=`${PYTHON}-config --includes`
 
-	for flag in `${PYTHON}-config --ldflags`; do
-		# add any '-L..." flags to PYTHON_LDFLAGS
+	# Add any '-L..." flags to PYTHON_LDFLAGS.  We first make a copy of
+	# python-config --ldflags, removing any spaces and tabs
+	# between "-L" and its argument (some instances of python-config
+	# insert a space, which would confuse the code below).
+	# Notes: if -L isn't contained at all we can simply skip this process,
+	# so we only go through the flag if it's contained; also, protecting
+	# the output with [] seems necessary for environment to avoid getting
+	# an empty output accidentally.
+	python_config_ldflags=[`${PYTHON}-config --ldflags | sed -ne 's/\([ \t]*-L\)[ ]*\([^ \t]*[ \t]*\)/\1\2/pg'`]
+	for flag in $python_config_ldflags; do
 		flag=`echo $flag | sed -ne 's/^\(\-L.*\)$/\1/p'`
 		if test "X${flag}" != X; then
 			PYTHON_LDFLAGS="$PYTHON_LDFLAGS ${flag}"