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# Makefile for the BIRD Internet Routing Daemon
# (c) 1999--2000 Martin Mares <mj@ucw.cz>
# (c) 2016--2025 Maria Matejka <mq@ucw.cz>
# Disable build-in rules
MAKEFLAGS += -r
# Variable definitions
CPPFLAGS=-I$(objdir) -I$(srcdir) @CPPFLAGS@
CFLAGS=$(CPPFLAGS) @CFLAGS@
LDFLAGS=@LDFLAGS@
M4FLAGS=@M4FLAGS@
BISONFLAGS=@BISONFLAGS@
LIBS=@LIBS@
DAEMON_LIBS=@DAEMON_LIBS@
CLIENT_LIBS=@CLIENT_LIBS@
CC=@CC@
M4=@M4@
BISON=@BISON@
FLEX=@FLEX@
RANLIB=@RANLIB@
INSTALL=@INSTALL@
INSTALL_PROGRAM=@INSTALL_PROGRAM@
INSTALL_DATA=@INSTALL_DATA@
PANDOC=@PANDOC@
client=$(addprefix $(exedir)/,@CLIENT@)
daemon=$(exedir)/bird
protocols=@protocols@
PROTO_BUILD := $(protocols) dev kif krt
prefix=@prefix@
exec_prefix=@exec_prefix@
bindir=@bindir@
sbindir=@sbindir@
sysconfdir=@sysconfdir@
localstatedir=@localstatedir@
runstatedir=@runstatedir@
docdir=@prefix@/doc
srcdir := @srcdir@
objdir := @objdir@
exedir := @exedir@
# Find out which version we are actually building
# This is rewritten by the release tools by hardcoded version
VERSION := $(strip $(shell $(srcdir)/tools/version))
CFLAGS += -DBIRD_VERSION='"$(VERSION)"'
ifeq ($(objdir),.)
objdir := $(realpath .)
endif
ifeq ($(VERBOSE),)
E:=@
Q:=@
else
E:=@\#
Q:=
endif
ifneq ($(COLOR),)
CFLAGS += -fdiagnostics-color=always
endif
# Meta rules
docgoals := docs userdocs progdocs
testgoals := check test tests tests_run
cleangoals := clean distclean testsclean
.PHONY: all daemon cli $(docgoals) $(testgoals) $(cleangoals) tags cscope prepare gitlab
all: daemon cli
daemon: $(daemon)
cli: $(client)
$(daemon): LIBS += $(DAEMON_LIBS)
# Include directories
dirs := client conf doc filter lib nest test $(addprefix proto/,$(protocols)) @sysdep_dirs@
# conf/Makefile declarations needed for all other modules
conf-lex-targets := $(addprefix $(objdir)/conf/,cf-lex.o)
conf-y-targets := $(addprefix $(objdir)/conf/,cf-parse.y keywords.h commands.h)
cf-local = $(conf-y-targets): $(s)config.Y
src-o-files = $(patsubst %.c,$(o)%.o,$(src))
tests-target-files = $(patsubst %.c,$(o)%,$(tests_src))
all-daemon = $(daemon): $(obj)
all-client = $(client): $(obj)
s = $(dir $(lastword $(MAKEFILE_LIST)))
ifeq ($(srcdir),.)
o = $(objdir)/$(s)
else
o = $(patsubst $(srcdir)%,$(objdir)%,$(s))
endif
define clean_in =
clean::
rm -f $(addprefix $(o),$(1))
endef
clean = $(eval $(call clean_in,$(1)))
# Include main Makefiles of the directories
include $(addsuffix /Makefile,$(addprefix $(srcdir)/,$(dirs)))
# Generic rules
# Object file rules
$(objdir)/%.o: $(srcdir)/%.c | prepare
$(E)echo CC -o $@ -c $<
$(Q)$(CC) $(CFLAGS) -MMD -MP -o $@ -c $<
$(objdir)/%.o: $(objdir)/%.c | prepare
$(E)echo CC -o $@ -c $<
$(Q)$(CC) $(CFLAGS) -MMD -MP -o $@ -c $<
# Debug: Preprocessed source rules
$(objdir)/%.E: $(srcdir)/%.c | prepare
$(E)echo CC -o $@ -E $<
$(Q)$(CC) $(CFLAGS) -MMD -MP -o $@ -E $<
$(objdir)/%.E: $(objdir)/%.c | prepare
$(E)echo CC -o $@ -E $<
$(Q)$(CC) $(CFLAGS) -MMD -MP -o $@ -E $<
# Debug: Assembler object rules
$(objdir)/%.S: $(srcdir)/%.c | prepare
$(E)echo CC -o $@ -S $<
$(Q)$(CC) $(CFLAGS) -MMD -MP -o $@ -S $<
$(objdir)/%.S: $(objdir)/%.c | prepare
$(E)echo CC -o $@ -S $<
$(Q)$(CC) $(CFLAGS) -MMD -MP -o $@ -S $<
# Finally include the computed dependencies:
DEPS = $(shell find $(objdir) -name '*.d')
# ## if there is at least one non-clean goal
ifneq ($(filter-out $(cleangoals),$(MAKECMDGOALS)),)
-include $(DEPS)
endif
# ## if the implicit goal is called
ifeq ($(MAKECMDGOALS),)
-include $(DEPS)
endif
# Rule for pre-generating all generated includables
# before compiling any C file
prepare: $(objdir)/sysdep/paths.h | $(objdir)/.dir-stamp
$(objdir)/.dir-stamp: Makefile
$(E)echo MKDIR -p $(addprefix $(objdir)/,$(dirs) doc)
$(Q)mkdir -p $(addprefix $(objdir)/,$(dirs) doc)
$(Q)touch $@
$(client) $(daemon):
$(E)echo LD $(LDFLAGS) -o $@ $^ $(LIBS)
$(Q)$(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
$(objdir)/sysdep/paths.h: Makefile
$(E)echo GEN $@
$(Q)echo >$@ "/* Generated by Makefile, don't edit manually! */"
$(Q)echo >>$@ "#define PATH_CONFIG_FILE \"@CONFIG_FILE@\""
$(Q)echo >>$@ "#define PATH_CONTROL_SOCKET \"@CONTROL_SOCKET@\""
$(Q)if test -n "@iproutedir@" ; then echo >>$@ "#define PATH_IPROUTE_DIR \"@iproutedir@\"" ; fi
# Unit tests rules
tests_targets_ok = $(addsuffix .ok,$(tests_targets))
$(tests_targets): %: %.o $(tests_objs) | prepare
$(E)echo LD $(LDFLAGS) -o $@ $< "..." $(LIBS)
$(Q)$(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
# Hack to avoid problems with tests linking everything
$(tests_targets): LIBS += $(DAEMON_LIBS)
$(tests_targets_ok): %.ok: %
$(Q)$* 2>/dev/null && touch $*.ok
test: testsclean check
check: tests tests_run
tests: $(tests_targets)
tests_run: $(tests_targets_ok)
STATIC_CHECKERS_ENABLE := nullability.NullableDereferenced nullability.NullablePassedToNonnull nullability.NullableReturnedFromNonnull optin.portability.UnixAPI valist.CopyToSelf valist.Uninitialized valist.Unterminated
STATIC_CHECKERS_DISABLE := deadcode.DeadStores
STATIC_SCAN_FLAGS := -o $(objdir)/static-scan/ $(addprefix -enable-checker ,$(STATIC_CHECKERS_ENABLE)) $(addprefix -disable-checker ,$(STATIC_CHECKERS_DISABLE))
static-scan:
$(E)echo Running static code analysis
$(Q)$(MAKE) clean
$(Q)scan-build $(STATIC_SCAN_FLAGS) $(MAKE) -$(MAKEFLAGS)
tags:
cd $(srcdir) ; etags -lc `find $(dirs) -name '*.[chY]'`
cscope:
cd $(srcdir) ; find $(dirs) -name '*.[chY]' > cscope.files ; cscope -b
# Gitlab CI tests
gitlab-venv: .gitlab-ci.yml
gitlab-venv: USE_VENV := VENV
gitlab-local: .gitlab-ci.yml
gitlab-local: USE_VENV :=
.gitlab-ci.yml: $(addprefix misc/gitlab/,pipeline.py data.yml.j2 template.yml.j2)
($(if $(USE_VENV),\
VENV=$$(mktemp -d); \
python3 -m venv $$VENV; \
. $$VENV/bin/activate; \
pip3 install jinja2 pyaml; \
,) \
python3 misc/gitlab/pipeline.py > $@; \
$(if $(USE_VENV),rm -rf $$VENV,) \
)
# Install
install: all
$(INSTALL) -d $(DESTDIR)/$(sbindir) $(DESTDIR)/$(sysconfdir) $(DESTDIR)/$(runstatedir)
for BIN in bird @CLIENT@ ; do \
$(INSTALL_PROGRAM) $(exedir)/$$BIN $(DESTDIR)/$(sbindir)/$$BIN ; \
done
if ! test -f $(DESTDIR)/@CONFIG_FILE@ ; then \
$(INSTALL_DATA) $(srcdir)/doc/bird.conf.example $(DESTDIR)/@CONFIG_FILE@ ; \
else \
echo "Not overwriting old bird.conf" ; \
fi
install-docs:
$(INSTALL) -d $(DESTDIR)/$(docdir)
$(INSTALL_DATA) $(objdir)/doc/{bird,prog}{,-*}.html $(DESTDIR)/$(docdir)/
# Packaging
archive:
tools/make-archive
deb:
tools/make-deb
rpm:
tools/make-rpm
# Cleanup
clean::
rm -f $(objdir)/sysdep/paths.h $(objdir)/nest/proto-build.c
rm -f $(addprefix $(exedir)/,bird birdc birdcl)
find $(objdir) -name "*.[od]" -exec rm -f '{}' '+'
testsclean:
rm -f $(tests_targets_ok)
ifeq ($(objdir),obj)
distclean: clean
rm -rf $(objdir)
rm -f config.log config.status configure Makefile
else
distclean: clean
rm -rf * .dir-stamp
rm -f config.log config.status configure Makefile
endif
# Help dump
help:
@echo "============================= BIRD make system ============================="
@echo
@echo "To build BIRD directly from sources, run './configure'. For more information"
@echo "about that process, run './configure --help'."
@echo "To build BIRD from Git repo, run 'autoreconf' before './configure'."
@echo
@echo "Source build options:"
@echo " make all Build BIRD binaries."
@echo " make test Build and run unit tests."
@echo " make docs Build documentation."
@echo
@echo "Partial build options:"
@echo " make obj/path/to/foo.o Build an object file, don't link."
@echo " make obj/path/to/foo.E Run only the C preprocessor."
@echo " make obj/path/to/foo.S Generate an assembler dump."
@echo
@echo "Development tools:"
@echo " make static-scan Run CLang static analyzer."
@echo " make tags Generate ETags cache."
@echo " make cscope Generate CScope cache."
@echo
@echo "Auxiliary commands:"
@echo " make help Show this help."
@echo " make clean Cleanup the build directory. Useful after"
@echo " major changes or branch switch."
@echo " make distclean Cleanup everything so that you will have to"
@echo " run './configure' again."
@echo " make gitlab-local Re-generate .gitlab-ci.yml without venv"
@echo " make gitlab-venv Re-generate .gitlab-ci.yml inside a tmp venv"
@echo
@echo "Distribution commands:"
@echo " make install Install binaries into the system."
@echo " make archive Create a release archive (TGZ).
@echo " This must exist for 'make deb' and 'make rpm'."
@echo " make deb Create a DEB package for the current system."
@echo " make rpm Create an RPM package for the current system."
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