First steps of making builds outside the source

directory possible.  These should get us as far
as miniperl, then building DynaLoader falls into
tiny twinkling pieces as MakeMaker knows nothing
of VPATH mindset.

p4raw-id: //depot/cfgperl@3735

1 files changed, 7 insertions, 0 deletions

diff --git a/cflags.SH b/cflags.SH
index 715680eecb..2aed681697 100755
--- a/cflags.SH
+++ b/cflags.SH
@@ -24,6 +24,7 @@ echo "Extracting cflags (with variable substitutions)"
 rm -f cflags
 $spitshell >cflags <<!GROK!THIS!
 $startsh
+src=$src
 !GROK!THIS!
 
 : In the following dollars and backticks do not need the extra backslash.
@@ -74,6 +75,12 @@ for file do
     *) echo $n "    $file.c	$c" ;;
     esac
 
+    : allow for out-of-source experience
+
+    if test "X$src" != X.; then
+        ccflags="$ccflags -I$src -I."
+    fi
+
     : allow variables like toke_cflags to be evaluated
 
     if echo $file | grep -v / >/dev/null