[monero-project/monero] One build directory per branch/arch. (#4286)

moneromooo-monero commented on this pull request.

> @@ -26,105 +26,109 @@
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+
+subbuilddir:=$(shell uname -o|sed -e ‘s|/|_|g’)/$(shell git branch |grep ‘\* ‘ |cut -f2 -d’ ‘)

I think windows might not like that. Can someone with mingw test ?