Add building with depends to the Makefile

Depends can now be compiled with `make depends target=$triple`, where
$triple is one of the supported build targets.

Adapt the Makefile for this change, remove not needed windows deps from
depends setup description.

1 files changed, 4 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 40b8839cc..c858412e6 100644
--- a/Makefile
+++ b/Makefile
@@ -41,6 +41,10 @@ endif
 
 all: release-all
 
+depends:
+	cd contrib/depends && $(MAKE) HOST=$(target) && cd ../.. && mkdir -p build/$(target)/release
+	cd build/$(target)/release && cmake -DCMAKE_TOOLCHAIN_FILE=$(CURDIR)/contrib/depends/$(target)/share/toolchain.cmake ../../.. && $(MAKE)
+
 cmake-debug:
 	mkdir -p $(builddir)/debug
 	cd $(builddir)/debug && cmake -D CMAKE_BUILD_TYPE=Debug $(topdir)