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
@@ -123,49 +123,49 @@ endif
 ifdef NO_STRCASESTR
         CFLAGS += -DNO_STRCASESTR
 endif
 
 cgit: $(OBJECTS) libgit
         $(QUIET_CC)$(CC) $(CFLAGS) $(LDFLAGS) -o cgit $(OBJECTS) $(EXTLIBS)
 
 cgit.o: VERSION
 
 -include $(OBJECTS:.o=.d)
 
 libgit:
         $(QUIET_SUBDIR0)git $(QUIET_SUBDIR1) NO_CURL=1 libgit.a
         $(QUIET_SUBDIR0)git $(QUIET_SUBDIR1) NO_CURL=1 xdiff/lib.a
 
 test: all
         $(QUIET_SUBDIR0)tests $(QUIET_SUBDIR1) all
 
 install: all
         $(INSTALL) -m 0755 -d $(DESTDIR)$(CGIT_SCRIPT_PATH)
         $(INSTALL) -m 0755 cgit $(DESTDIR)$(CGIT_SCRIPT_PATH)/$(CGIT_SCRIPT_NAME)
         $(INSTALL) -m 0755 -d $(DESTDIR)$(CGIT_DATA_PATH)
         $(INSTALL) -m 0644 cgit.css $(DESTDIR)$(CGIT_DATA_PATH)/cgit.css
         $(INSTALL) -m 0644 cgit.png $(DESTDIR)$(CGIT_DATA_PATH)/cgit.png
 
 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