[FFmpeg-cvslog] configure: simplify source_path setup

[Mans Rullgard]

ffmpeg | branch: master | Mans Rullgard <mans at mansr.com> | Mon Jun  6 12:56:26 2011 +0100| [8477f2deefbebe7dab9dce4c9ed5f3bc8030206d] | committer: Mans Rullgard

configure: simplify source_path setup

Signed-off-by: Mans Rullgard <mans at mansr.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8477f2deefbebe7dab9dce4c9ed5f3bc8030206d
---

 configure |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index d680337..34c1ed6 100755
--- a/configure
+++ b/configure
@@ -1684,13 +1684,12 @@ DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)
 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
 
 # find source path
-source_path="$(dirname "$0")"
-enable source_path_used
 if test -f configure; then
     source_path="$(pwd)"
     disable source_path_used
 else
-    source_path="$(cd "$source_path"; pwd)"
+    source_path=$(cd $(dirname "$0"); pwd)
+    enable source_path_used
     echo "$source_path" | grep -q '[[:blank:]]' &&
         die "Out of tree builds are impossible with whitespace in source path."
     test -e "$source_path/config.h" &&