git.mk

ifneq ($(PROCURSUS),1)
$(error Use the main Makefile)
endif

SUBPROJECTS += git
GIT_VERSION := 2.28.0
DEB_GIT_V   ?= $(GIT_VERSION)

git-setup: setup
	wget -q -nc -P $(BUILD_SOURCE) https://mirrors.edge.kernel.org/pub/software/scm/git/git-$(GIT_VERSION).tar.xz
	$(call EXTRACT_TAR,git-$(GIT_VERSION).tar.xz,git-$(GIT_VERSION),git)

ifneq ($(wildcard $(BUILD_WORK)/git/.build_complete),)
git:
	@echo "Using previously built git."
else
git: git-setup openssl curl pcre2 gettext libidn2
	+cd $(BUILD_WORK)/git && $(MAKE) configure
	cd $(BUILD_WORK)/git && ./configure -C \
		--host=$(GNU_HOST_TRIPLE) \
		--prefix=/usr \
		--without-tcltk \
		--with-libpcre2 \
		ac_cv_iconv_omits_bom=no \
		ac_cv_fread_reads_directories=no \
		ac_cv_snprintf_returns_bogus=yes \
		ac_cv_header_libintl_h=yes \
		CURL_CONFIG=$(BUILD_BASE)/usr/bin/curl-config
	$(SED) -i s/'errno == ENOEXEC)'/'errno == ENOEXEC || errno == EPERM) {'/ $(BUILD_WORK)/git/run-command.c
	$(SED) -i '/execve(argv.argv\[0/,+1 d' $(BUILD_WORK)/git/run-command.c
	$(SED) -i '/errno == ENOEXEC || errno == EPERM/a			struct argv_array out = ARGV_ARRAY_INIT; \
			argv_array_push(&out, SHELL_PATH); \
			argv_array_push(&out, "-c"); \
			argv_array_push(&out, "\\"$$@\\""); \
			argv_array_push(&out, SHELL_PATH); // unused $$0 \
			argv_array_pushv(&out, cmd->argv); \
			execve(SHELL_PATH, (char *const *) out.argv, \
 			       (char *const *) childenv); \
		}' $(BUILD_WORK)/git/run-command.c
	+$(MAKE) -C $(BUILD_WORK)/git install \
		uname_S=Darwin \
		HOST_CPU=$(GNU_HOST_TRIPLE) \
		DESTDIR=$(BUILD_STAGE)/git \
		NO_DARWIN_PORTS=1 \
		NO_FINK=1 \
		NO_APPLE_COMMON_CRYPTO=1 \
		INSTALL_SYMLINKS=1 \
		NO_INSTALL_HARDLINKS=1
	touch $(BUILD_WORK)/git/.build_complete
endif

git-package: git-stage
	# git.mk Package Structure
	rm -rf $(BUILD_DIST)/git
	mkdir -p $(BUILD_DIST)/git
	
	# git.mk Prep git
	cp -a $(BUILD_STAGE)/git/usr $(BUILD_DIST)/git
	
	# git.mk Sign
	$(call SIGN,git,general.xml)
	
	# git.mk Make .debs
	$(call PACK,git,DEB_GIT_V)
	
	# git.mk Build cleanup
	rm -rf $(BUILD_DIST)/git

.PHONY: git git-package