git-crypt: new package

[Peter: git is a runtime dependency, use pkg-config for openssl
	dependencies, use make install]
Signed-off-by: Francesco Negri <francesconegri@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/Config.in

@@ -138,6 +138,7 @@ menu "Development tools"
 	source "package/gawk/Config.in"
 	source "package/gettext/Config.in"
 	source "package/git/Config.in"
+	source "package/git-crypt/Config.in"
 	source "package/gperf/Config.in"
 	source "package/grep/Config.in"
 	source "package/jq/Config.in"

package/git-crypt/Config.in

@@ -0,0 +1,15 @@
+config BR2_PACKAGE_GIT_CRYPT
+	bool "git-crypt"
+	depends on BR2_INSTALL_LIBSTDCPP
+	depends on BR2_USE_MMU # git
+	select BR2_PACKAGE_GIT # runtime
+	select BR2_PACKAGE_OPENSSL
+	help
+	  git-crypt enables transparent encryption and decryption of
+	  files in a git repository.
+
+	  https://www.agwa.name/projects/git-crypt/
+
+comment "git-crypt needs a toolchain w/ C++"
+	depends on !BR2_INSTALL_LIBSTDCPP
+	depends on BR2_USE_MMU

package/git-crypt/git-crypt.hash

@@ -0,0 +1,2 @@
+# Hash from: https://lists.cloudmutt.com/pipermail/git-crypt-announce/2015-May/000003.html
+sha256 0a8f92c0a0a125bf768d0c054d947ca4e4b8d6556454b0e7e87fb907ee17cf06 git-crypt-0.5.0.tar.gz

package/git-crypt/git-crypt.mk

@@ -0,0 +1,25 @@
+################################################################################
+#
+# git-crypt
+#
+################################################################################
+
+GIT_CRYPT_VERSION = 0.5.0
+GIT_CRYPT_SITE = https://www.agwa.name/projects/git-crypt/downloads
+GIT_CRYPT_DEPENDENCIES = host-pkgconf openssl
+GIT_CRYPT_LICENSE = GPLv3+, MIT
+GIT_CRYPT_LICENSE_FILES = COPYING parse_options.hpp
+
+GIT_CRYPT_LIBS = `$(PKG_CONFIG_HOST_BINARY) --libs openssl`
+
+define GIT_CRYPT_BUILD_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) $(TARGET_CONFIGURE_OPTS) \
+		LDFLAGS="$(TARGET_LDFLAGS) $(GIT_CRYPT_LIBS)" PREFIX=/usr
+endef
+
+define GIT_CRYPT_INSTALL_TARGET_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) DESTDIR=$(TARGET_DIR) \
+		PREFIX=/usr install
+endef
+
+$(eval $(generic-package))