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d="scan'208";a="95997362" From: Anthony PERARD To: CC: Anthony PERARD , Andrew Cooper , Wei Liu , Juergen Gross Subject: [XEN PATCH] libs: Fix unstable libs build on FreeBSD, auto-generate version-script Date: Wed, 15 Feb 2023 15:21:11 +0000 Message-ID: <20230215152111.51218-1-anthony.perard@citrix.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @citrix.com) X-ZM-MESSAGEID: 1676474517221100001 Content-Type: text/plain; charset="utf-8" Unfortunatly, --default-symver doesn't work on FreeBSD 12, with LLVM's LD. Instead, we will generate a temporary version-script. In order to allow regenerating the script, we'll have a different filename. In order to check if the content is up-to-date, we'll always generated it and compare. Reported-by: Andrew Cooper Fixes: 98d95437edb6 ("libs: Fix auto-generation of version-script for unsta= ble libs") Signed-off-by: Anthony PERARD --- tools/libs/libs.mk | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/tools/libs/libs.mk b/tools/libs/libs.mk index 0e4b5e0bd0..cab8e9704a 100644 --- a/tools/libs/libs.mk +++ b/tools/libs/libs.mk @@ -5,6 +5,7 @@ # MAJOR: major version of lib (Xen version if empty) # MINOR: minor version of lib (0 if empty) # version-script: Specify the name of a version script to the linker. +# (If empty, a temporary one for unstable library is created) =20 LIBNAME :=3D $(notdir $(CURDIR)) =20 @@ -13,6 +14,10 @@ MAJOR :=3D $(shell $(XEN_ROOT)/version.sh $(XEN_ROOT)/xe= n/Makefile) endif MINOR ?=3D 0 =20 +ifeq ($(origin version-script), undefined) +version-script :=3D libxen$(LIBNAME).map.tmp +endif + CFLAGS +=3D -Wmissing-prototypes CFLAGS +=3D $(CFLAGS_xeninclude) CFLAGS +=3D $(foreach lib, $(USELIBS_$(LIBNAME)), $(CFLAGS_libxen$(lib))) @@ -72,6 +77,10 @@ headers.lst: FORCE @{ set -e; $(foreach h,$(LIBHEADERS),echo $(h);) } > $@.tmp @$(call move-if-changed,$@.tmp,$@) =20 +libxen$(LIBNAME).map.tmp: FORCE + echo 'VERS_$(MAJOR).$(MINOR) { global: *; };' >.$@.tmp + $(call move-if-changed,.$@.tmp,$@) + lib$(LIB_FILE_NAME).a: $(OBJS-y) $(AR) rc $@ $^ =20 @@ -81,7 +90,7 @@ lib$(LIB_FILE_NAME).so.$(MAJOR): lib$(LIB_FILE_NAME).so.$= (MAJOR).$(MINOR) $(SYMLINK_SHLIB) $< $@ =20 lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR): $(PIC_OBJS) $(version-script) - $(CC) $(LDFLAGS) $(PTHREAD_LDFLAGS) -Wl,$(SONAME_LDFLAG) -Wl,lib$(LIB_FIL= E_NAME).so.$(MAJOR) -Wl,$(if $(version-script),--version-script=3D$(version= -script),--default-symver) $(SHLIB_LDFLAGS) -o $@ $(PIC_OBJS) $(LDLIBS) $(A= PPEND_LDFLAGS) + $(CC) $(LDFLAGS) $(PTHREAD_LDFLAGS) -Wl,$(SONAME_LDFLAG) -Wl,lib$(LIB_FIL= E_NAME).so.$(MAJOR) -Wl,--version-script=3D$(version-script) $(SHLIB_LDFLAG= S) -o $@ $(PIC_OBJS) $(LDLIBS) $(APPEND_LDFLAGS) =20 # If abi-dumper is available, write out the ABI analysis ifneq ($(ABI_DUMPER),) @@ -120,7 +129,7 @@ TAGS: clean:: rm -rf $(TARGETS) *~ $(DEPS_RM) $(OBJS-y) $(PIC_OBJS) rm -f lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR) lib$(LIB_FILE_NAME).so.$(M= AJOR) - rm -f headers.chk headers.lst + rm -f headers.chk headers.lst libxen*.map.tmp =20 .PHONY: distclean distclean: clean --=20 Anthony PERARD