[PATCH] perl: Fix errors if configure is reattempted

[Richard Purdie <richard.purdie@linuxfoundation.org>]

If configure of perl is reattempted it currently fails as it tries to edit
files outside ${S}. Chaging from ${WORKDIR} to ${S} avoids this issue
and allows rebuilds to work.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
diff --git a/meta/recipes-devtools/perl/perl_5.14.2.bb b/meta/recipes-devtools/perl/perl_5.14.2.bb
index ddc9568..df70247 100644
--- a/meta/recipes-devtools/perl/perl_5.14.2.bb
+++ b/meta/recipes-devtools/perl/perl_5.14.2.bb
@@ -169,7 +169,7 @@ do_configure() {
 			;;
 	esac
         # These are strewn all over the source tree
-        for foo in `grep -I --exclude="*.patch" --exclude="*.diff" --exclude="*.pod" --exclude="README*" -m1 "/usr/include/.*\.h" ${WORKDIR}/* -r -l` ${S}/utils/h2xs.PL ; do
+        for foo in `grep -I --exclude="*.patch" --exclude="*.diff" --exclude="*.pod" --exclude="README*" -m1 "/usr/include/.*\.h" ${S}/* -r -l` ${S}/utils/h2xs.PL ; do
             echo Fixing: $foo
             sed -e 's|\([ "^'\''I]\+\)/usr/include/|\1${STAGING_INCDIR}/|g' -i $foo
         done