configure: support absolete out-of-tree builds

Akim Demaille committed 13 years ago

Commit 017bbbf1 parent d7264e02 files · +10 −5Browse files

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2 files

@@ -35,8 +35,8 @@ Documentation: · 34 unmodified lines
35	make test	35	make test
36	make install	36	make install
37		37
38	Alternatively, VPATH builds are supported: you may use different	38	Alternatively, out-of-tree builds are supported: you may use different
39	directories to old build objects, kept separate from your source tree:	39	directories to hold build objects, kept separate from your source tree:
40		40
41	mkdir _build	41	mkdir _build
42	cd _build	42	cd _build

     for f in $FILES ; do
         dir=`fn_dirname "$f"`
         test -d "$dir" || mkdir -p "$dir"
-        back=`echo "$source_path/$dir/" | sed 's,/\./,/,g;s,[^/]*/,../,g'`
+        # Build a symlink $f that points to $dest, its $source_path
-        back=$back$f
+        # counterpart.
-        ln -sf $back $f
+        case $source_path in
+          /*) dest=$source_path/$f;;
+           *) dest=`echo "$source_path/$dir/" | sed 's,/\./,/,g;s,[^/]*/,../,g'`
+              dest=$dest$f;;
+        esac
+        ln -sf $dest $f
     done
 fi
 cat >>config.mak <<EOF

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