Makefile: Make `make get-git` work under OpenBSD.

OpenBSD tar(1) defaults to read from "/dev/rst0" when not specifying an
filename and thus fails to extract the Git sourcecode when not passing
stdin as input file descriptor explicitly.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 2dae3ac..3bdc218 100644
--- a/Makefile
+++ b/Makefile
@@ -147,25 +147,25 @@ install: all
 
 uninstall:
         rm -f $(CGIT_SCRIPT_PATH)/$(CGIT_SCRIPT_NAME)
         rm -f $(CGIT_DATA_PATH)/cgit.css
         rm -f $(CGIT_DATA_PATH)/cgit.png
 
 doc: man-doc html-doc pdf-doc
 
 man-doc: cgitrc.5.txt
         a2x -f manpage cgitrc.5.txt
 
 html-doc: cgitrc.5.txt
         a2x -f xhtml --stylesheet=cgit-doc.css cgitrc.5.txt
 
 pdf-doc: cgitrc.5.txt
         a2x -f pdf cgitrc.5.txt
 
 clean: clean-doc
         rm -f cgit VERSION *.o *.d
 
 clean-doc:
         rm -f cgitrc.5 cgitrc.5.html cgitrc.5.pdf cgitrc.5.xml cgitrc.5.fo
 
 get-git:
-        curl $(GIT_URL) | tar -xj && rm -rf git && mv git-$(GIT_VER) git
+        curl $(GIT_URL) | tar -xjf - && rm -rf git && mv git-$(GIT_VER) git