Add a buildsystem to tinycbor

The top-level Makefile will build the library, the cbordump tool and possibly
install them. Along with the buildsystem, tinycbor also gets a pkgconfig file
and a version number.

Signed-off-by: Thiago Macieira <thiago.macieira@intel.com>

.gitignore

@@ -71,3 +71,6 @@ Makefile*
 *.map
 
 bin
+lib
+src/cjson
+!Makefile

Makefile

@@ -0,0 +1,149 @@
+# Variables:
+prefix = /usr/local
+exec_prefix = $(prefix)
+bindir = $(exec_prefix)/bin
+libdir = $(exec_prefix)/lib
+includedir = $(prefix)/include
+pkgconfigdir = $(libdir)/pkgconfig
+
+CFLAGS = -Wall -Wextra
+LDFLAGS = -Wl,--gc-sections
+
+GIT_ARCHIVE = git archive --prefix="$(PACKAGE)/" -9
+INSTALL = install
+INSTALL_DATA = $(INSTALL) -m 644
+INSTALL_PROGRAM = $(INSTALL) -m 755
+QMAKE = qmake
+MKDIR = mkdir -p
+RMDIR = rmdir
+SED = sed
+
+# Our sources
+TINYCBOR_HEADERS = src/cbor.h src/cborjson.h
+TINYCBOR_SOURCES = \
+	src/cborerrorstrings.c \
+	src/cborencoder.c \
+	src/cborparser.c \
+	src/cborpretty.c \
+	src/cbortojson.c \
+#
+CBORDUMP_SOURCES = tools/cbordump/cbordump.c
+
+INSTALL_TARGETS += $(bindir)/cbordump
+INSTALL_TARGETS += $(libdir)/libtinycbor.a
+INSTALL_TARGETS += $(pkgconfigdir)/tinycbor.pc
+INSTALL_TARGETS += $(TINYCBOR_HEADERS:src/%=$(includedir)/tinycbor/%)
+
+# setup VPATH
+MAKEFILE := $(lastword $(MAKEFILE_LIST))
+SRCDIR := $(dir $(MAKEFILE))
+VPATH = $(SRCDIR):$(SRCDIR)/src
+
+# Our version
+GIT_DIR := $(strip $(shell git -C $(SRCDIR) rev-parse --git-dir 2> /dev/null))
+ifeq ($(GIT_DIR),)
+  VERSION = $(shell cat $(SRCDIR)VERSION)
+  DIRTYSRC :=
+else
+  VERSION := $(shell git -C $(SRCDIR) describe --tags | cut -c2-)
+  DIRTYSRC := $(shell \
+	test -n `git -C $(SRCDIR) diff --name-only HEAD` && \
+	echo +)
+endif
+PACKAGE = tinycbor-$(VERSION)
+
+# Check that QMAKE is Qt 5
+ifeq ($(origin QMAKE),file)
+  check_qmake = $(strip $(shell $(1) -query QT_VERSION 2>/dev/null | cut -b1))
+  ifneq ($(call check_qmake,$(QMAKE)),5)
+    QMAKE := qmake -qt5
+    ifneq ($(call check_qmake,$(QMAKE)),5)
+      QMAKE := qmake-qt5
+      ifneq ($(call check_qmake,$(QMAKE)),5)
+        QMAKE := @echo >&2 $(MAKEFILE): Cannot find a Qt 5 qmake; false
+      endif
+    endif
+  endif
+endif
+
+# Rules
+all: lib/libtinycbor.a bin/cbordump tinycbor.pc
+check: tests/Makefile | lib/libtinycbor.a
+	$(MAKE) -C tests check
+silentcheck: | lib/libtinycbor.a
+	TESTARGS=-silent $(MAKE) -f $(MAKEFILE) -s check
+
+lib bin:
+	$(MKDIR) $@
+
+lib/libtinycbor.a: $(TINYCBOR_SOURCES:.c=.o) | lib
+	$(AR) cqs $@ $^
+
+bin/cbordump: $(CBORDUMP_SOURCES:.c=.o) lib/libtinycbor.a | bin
+	$(CC) -o $@ $(LDFLAGS) $^ $(LDLIBS)
+
+tinycbor.pc: tinycbor.pc.in
+	$(SED) > $@ < $< \
+		-e 's,@prefix@,$(prefix),' \
+		-e 's,@exec_prefix@,$(exec_prefix),' \
+		-e 's,@libdir@,$(libdir),' \
+		-e 's,@includedir@,$(includedir),' \
+		-e 's,@version@,$(VERSION),'
+
+tests/Makefile: tests/tests.pro
+	$(QMAKE) -o $@ $<
+
+$(PACKAGE).tar.gz: | .git
+	GIT_DIR=$(SRCDIR).git $(GIT_ARCHIVE) --format=tar.gz -o "$(PACKAGE).tar.gz" HEAD
+$(PACKAGE).zip: | .git
+	GIT_DIR=$(SRCDIR).git $(GIT_ARCHIVE) --format=zip -o "$(PACKAGE).zip" HEAD
+
+$(DESTDIR)%/:
+	$(INSTALL) -d $@
+$(DESTDIR)$(libdir)/%: lib/% | $(DESTDIR)$(libdir)/
+	$(INSTALL_DATA) $< $@
+$(DESTDIR)$(bindir)/%: bin/% | $(DESTDIR)$(bindir)/
+	$(INSTALL_PROGRAM) $< $@
+$(DESTDIR)$(pkgconfigdir)/%: % | $(DESTDIR)$(pkgconfigdir)/
+	$(INSTALL_DATA) $< $@
+$(DESTDIR)$(includedir)/tinycbor/%: src/% | $(DESTDIR)$(includedir)/tinycbor/
+	$(INSTALL_DATA) $< $@
+
+install-strip:
+	$(MAKE) -f $(MAKEFILE) INSTALL_PROGRAM='$(INSTALL_PROGRAM) -s' install
+
+install: $(INSTALL_TARGETS:%=$(DESTDIR)%)
+uninstall:
+	$(RM) $(INSTALL_TARGETS:%=$(DESTDIR)%)
+
+mostlyclean:
+	$(RM) $(TINYCBOR_SOURCES:.c=.o)
+	$(RM) $(CBORDUMP_SOURCES:.c=.o)
+
+clean: mostlyclean
+	$(RM) bin/cbordump
+	$(RM) lib/libtinycbor.a
+	$(RM) tinycbor.pc
+	test -e tests/Makefile && $(MAKE) -C tests clean || :
+
+distclean: clean
+	test -e tests/Makefile && $(MAKE) -C tests distclean || :
+
+dist: $(PACKAGE).tar.gz $(PACKAGE).zip
+distcheck: .git
+	-$(RM) -r $$TMPDIR/tinycbor-distcheck
+	GIT_DIR=$(SRCDIR).git git archive --prefix=tinycbor-distcheck/ --format=tar HEAD | tar -xf - -C $$TMPDIR
+	cd $$TMPDIR/tinycbor-distcheck && $(MAKE) silentcheck
+	$(RM) -r $$TMPDIR/tinycbor-distcheck
+
+.PHONY: all check silentcheck install uninstall
+.PHONY: mostlyclean clean distclean
+.PHONY: dist distcheck
+.SECONDARY:
+
+cflags := $(CPPFLAGS) -I$(SRCDIR)src
+cflags += -DTINYCBOR_VERSION=\"$(VERSION)$(DIRTYSRC)\"
+cflags += -std=c99 $(CFLAGS)
+%.o: %.c
+	@test -d $(@D) || $(MKDIR) $(@D)
+	$(CC) $(cflags) -c -o $@ $<

VERSION

@@ -0,0 +1 @@
+0.1

tinycbor.pc.in

@@ -0,0 +1,10 @@
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
+
+Name: TinyCBOR
+Description: A tiny CBOR encoder and decoder library
+Version: @version@
+Libs: -L${libdir} -ltinycbor
+Cflags: -I${includedir}/tinycbor