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mirror of https://gitlab.nic.cz/labs/bird.git synced 2024-12-22 01:31:55 +00:00

Splitting out BIRD static library for linking to other tools

This commit is contained in:
Maria Matejka 2024-08-22 21:07:13 +02:00
parent 971d651268
commit cda025a1fa
5 changed files with 45 additions and 13 deletions

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@ -12,7 +12,8 @@ LDFLAGS=@LDFLAGS@
M4FLAGS=@M4FLAGS@
BISONFLAGS=@BISONFLAGS@
LIBS=@LIBS@
DAEMON_LIBS=@DAEMON_LIBS@
COMMON_LIBS=@COMMON_LIBS@
DAEMON_LIBS=@DAEMON_LIBS@ $(COMMON_LIBS)
CLIENT_LIBS=@CLIENT_LIBS@
CC=@CC@
M4=@M4@
@ -25,6 +26,7 @@ INSTALL_DATA=@INSTALL_DATA@
client=$(addprefix $(exedir)/,@CLIENT@)
daemon=$(exedir)/bird
common-lib=$(objdir)/libbird.o.txt
protocols=@protocols@
PROTO_BUILD := $(protocols) dev kif krt
@ -88,6 +90,7 @@ tests-target-files = $(patsubst %.c,$(o)%,$(tests_src))
all-daemon = $(daemon): $(obj)
all-client = $(client): $(obj)
all-lib = $(common-lib): $(obj)
s = $(dir $(lastword $(MAKEFILE_LIST)))
ifeq ($(srcdir),.)
@ -156,9 +159,24 @@ $(objdir)/.dir-stamp: Makefile
$(Q)mkdir -p $(addprefix $(objdir)/,$(dirs) doc)
$(Q)touch $@
# Composing static library; older GCC's and linkers somehow fail
# both with partial linking with LTO and also with static library creation,
# thus we just collect all the deps and add them to the final build
$(common-lib):
$(E)echo TXT $^ > $@
$(Q)echo $^ > $@
# Some time in future, somebody may want to try the following recipe again
# $(E)echo LD $(LDFLAGS) -r -o $@ $^
# +$(Q)$(CC) $(LDFLAGS) -r -o $@ $^
# The lib must be linked last
$(daemon): $(common-lib)
#$(warning $(patsubst $(common-lib),$(shell cat $(common-lib)),whatever obj/libbird.o.txt))
$(client) $(daemon):
$(E)echo LD $(LDFLAGS) -o $@ $^ $(LIBS)
+$(Q)$(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
+$(Q)$(CC) $(LDFLAGS) -o $@ $(patsubst $(common-lib),$(shell cat $(common-lib)),$^) $(LIBS)
$(objdir)/sysdep/paths.h: Makefile
$(E)echo GEN $@
@ -171,9 +189,9 @@ $(objdir)/sysdep/paths.h: Makefile
tests_targets_ok = $(addsuffix .ok,$(tests_targets))
$(tests_targets): %: %.o $(tests_objs) | prepare
$(tests_targets): %: %.o $(tests_objs) $(common-lib) | prepare
$(E)echo LD $(LDFLAGS) -o $@ $< "..." $(LIBS)
+$(Q)$(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
+$(Q)$(CC) $(LDFLAGS) -o $@ $(patsubst $(common-lib),$(shell cat $(common-lib)),$^) $(LIBS)
# Hack to avoid problems with tests linking everything
$(tests_targets): LIBS += $(DAEMON_LIBS)
@ -222,6 +240,7 @@ install-docs:
clean::
rm -f $(objdir)/sysdep/paths.h $(objdir)/nest/proto-build.c
rm -f $(addprefix $(exedir)/,bird birdc birdcl)
rm -f $(common-lib)
find $(objdir) -name "*.[od]" -exec rm -f '{}' '+'
testsclean:

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@ -137,7 +137,7 @@ BIRD_CHECK_PTHREADS
if test "$bird_cv_lib_pthreads" = yes ; then
CFLAGS="$CFLAGS -pthread"
LDFLAGS="$LDFLAGS -pthread"
COMMON_LIBS="$COMMON_LIBS -pthread"
else
AC_MSG_ERROR([POSIX threads not available.])
fi
@ -180,9 +180,13 @@ AC_MSG_RESULT([$CFLAGS])
AC_MSG_CHECKING([LDFLAGS])
AC_MSG_RESULT([$LDFLAGS])
DAEMON_LIBS="${DAEMON_LIBS} ${LIBS}"
AC_SUBST(DAEMON_LIBS)
AC_SUBST(COMMON_LIBS)
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_RANLIB
AC_CHECK_PROG([FLEX], [flex], [flex])
AC_CHECK_PROG([BISON], [bison], [bison])
AC_CHECK_PROGS([M4], [gm4 m4])
@ -276,16 +280,13 @@ fi
AC_SUBST([iproutedir])
DAEMON_LIBS=
AC_SUBST(DAEMON_LIBS)
if test "$enable_libssh" != no ; then
AC_CHECK_HEADER([libssh/libssh.h], [true], [fail=yes], [ ])
AC_CHECK_LIB([ssh], [ssh_connect], [true], [fail=yes])
if test "$fail" != yes ; then
AC_DEFINE([HAVE_LIBSSH], [1], [Define to 1 if you have the `ssh' library (-lssh).])
DAEMON_LIBS="-lssh $DAEMON_LIBS"
COMMON_LIBS="-lssh $COMMON_LIBS"
enable_libssh=yes
else
if test "$enable_libssh" = yes ; then

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@ -1,4 +1,8 @@
src := a-path.c a-set.c bitmap.c bitops.c blake2s.c blake2b.c checksum.c defer.c event.c flowspec.c idm.c ip.c lists.c lockfree.c mac.c md5.c mempool.c net.c netindex.c patmatch.c printf.c rcu.c resource.c runtime.c sha1.c sha256.c sha512.c slab.c slists.c strtoul.c tbf.c timer.c xmalloc.c
src := bitmap.c bitops.c blake2s.c blake2b.c checksum.c defer.c event.c flowspec.c idm.c ip.c lists.c lockfree.c mac.c md5.c mempool.c net.c netindex.c patmatch.c printf.c rcu.c resource.c runtime.c sha1.c sha256.c sha512.c slab.c slists.c strtoul.c tbf.c timer.c xmalloc.c
obj := $(src-o-files)
$(all-lib)
src := a-path.c a-set.c
obj := $(src-o-files)
$(all-daemon)

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@ -1,4 +1,8 @@
src := cli.c cmds.c iface.c iface-cli.c locks.c mpls.c neighbor.c password.c proto.c proto-build.c rt-attr.c rt-dev.c rt-export.c rt-fib.c rt-show.c rt-table.c
src := iface.c neighbor.c
obj := $(src-o-files)
$(all-lib)
src := cli.c cmds.c iface-cli.c locks.c mpls.c password.c proto.c proto-build.c rt-attr.c rt-dev.c rt-export.c rt-fib.c rt-show.c rt-table.c
obj := $(src-o-files)
$(all-daemon)
$(cf-local)

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@ -1,4 +1,8 @@
src := alloc.c io.c io-cli.c io-loop.c krt.c log.c main.c random.c domain.c socket.c file.c time.c
src := alloc.c domain.c file.c io-loop.c log.c socket.c random.c time.c
obj := $(src-o-files)
$(all-lib)
src := io.c io-cli.c krt.c main.c
obj := $(src-o-files)
$(all-daemon)
$(cf-local)