# Makefile.in for Serval DNA Swift API
# vim: noet ts=8 sts=0 sw=8
prefix=@prefix@
exec_prefix=@exec_prefix@
bindir=@bindir@
sbindir=@sbindir@
sysconfdir=@sysconfdir@
localstatedir=@localstatedir@
srcdir=@srcdir@
abs_builddir=@abs_builddir@

SWIFT_MODULE_NAME=	ServalClient
SWIFT_PACKAGE_DIR=	$(srcdir)/package
SWIFT_BUILD_DIR=	$(abs_builddir)/build

SWIFTC= 		@SWIFTC@
SWIFTCFLAGS= 		@SWIFTCFLAGS@
SWIFTCFLAGS+=		-I $(srcdir)

SWIFT_BUILD= 		@SWIFT_BUILD@
SWIFT_BUILD_FLAGS= 	$(addprefix -Xswiftc , $(SWIFTCFLAGS)) 

DEFS=			@DEFS@
SWIFTDEFS=		$(addprefix -Xcc , $(DEFS))

.PHONY: all
all:	check package swift-client-util

.PHONY: check
check:	check_swiftc check_swift_build

.PHONY: check_swiftc
check_swiftc:
	@if [ -z "$(SWIFTC)" ]; then echo "No swift compiler configured" >&2; exit 1; fi
	@if ! $(SWIFTC) -version >/dev/null; then echo "Swift compiler not executable" >&2; exit 1; fi

.PHONY: check_swift_build
check_swift_build:
	@if [ -z "$(SWIFT_BUILD)" ]; then echo "No swift package manager configured" >&2; exit 1; fi
	@if ! $(SWIFT_BUILD) -h >/dev/null; then echo "Swift package manager not executable" >&2; exit 1; fi

# The Swift 3 package manager --chdir option was replaced with --package-path
# in Swift 4, so to support both, avoid the options altogether and use "cd
# package-dir && swift build" instead.
.PHONY: package
package:
	mkdir -p $(SWIFT_BUILD_DIR) && \
		cd $(SWIFT_PACKAGE_DIR) && \
		$(SWIFT_BUILD) --build-path $(SWIFT_BUILD_DIR) $(SWIFT_BUILD_FLAGS) $(SWIFTDEFS)

$(SWIFT_BUILD_DIR)/debug/libServalClient.a: package

swift-client-util: $(srcdir)/client_util.swift $(SWIFT_BUILD_DIR)/debug/libServalClient.a
	@echo SWIFT $@
	@$(SWIFTC) -emit-executable $(SWIFTCFLAGS) $(SWIFTDEFS) -I $(SWIFT_BUILD_DIR)/debug -o $@ $^

.PHONY: clean
clean:
	$(RM) -r $(SWIFT_BUILD_DIR)
	$(RM) swift-client-util