[xen staging] tools/libs: Write out an ABI analysis when abi-dumper is available

[patchbot@xxxxxxx]

commit d7c9f7a7a3959913b4b37e782069bf91f0285f9d
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Thu Feb 11 06:39:03 2021 +0000
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Fri Feb 19 17:10:33 2021 +0000

    tools/libs: Write out an ABI analysis when abi-dumper is available
    
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Reviewed-by: Ian Jackson <iwj@xxxxxxxxxxxxxx>
    Release-Acked-by: Ian Jackson <iwj@xxxxxxxxxxxxxx>
---
 tools/libs/libs.mk | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/tools/libs/libs.mk b/tools/libs/libs.mk
index 7970627ac8..a68cec244c 100644
--- a/tools/libs/libs.mk
+++ b/tools/libs/libs.mk
@@ -49,6 +49,8 @@ PKG_CONFIG_LOCAL := $(PKG_CONFIG_DIR)/$(PKG_CONFIG)
 LIBHEADER ?= $(LIB_FILE_NAME).h
 LIBHEADERS = $(foreach h, $(LIBHEADER), $(XEN_INCLUDE)/$(h))
 
+PKG_ABI := lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR)-$(XEN_TARGET_ARCH)-abi.dump
+
 $(PKG_CONFIG_LOCAL): PKG_CONFIG_PREFIX = $(XEN_ROOT)
 $(PKG_CONFIG_LOCAL): PKG_CONFIG_INCDIR = $(XEN_INCLUDE)
 $(PKG_CONFIG_LOCAL): PKG_CONFIG_LIBDIR = $(CURDIR)
@@ -94,6 +96,13 @@ lib$(LIB_FILE_NAME).so.$(MAJOR): 
lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR)
 lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR): $(PIC_OBJS) libxen$(LIBNAME).map
        $(CC) $(LDFLAGS) $(PTHREAD_LDFLAGS) -Wl,$(SONAME_LDFLAG) 
-Wl,lib$(LIB_FILE_NAME).so.$(MAJOR) $(SHLIB_LDFLAGS) -o $@ $(PIC_OBJS) 
$(LDUSELIBS) $(APPEND_LDFLAGS)
 
+# If abi-dumper is available, write out the ABI analysis
+ifneq ($(ABI_DUMPER),)
+libs: $(PKG_ABI)
+$(PKG_ABI): lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR) headers.lst
+       $(ABI_DUMPER) $< -o $@ -public-headers headers.lst -lver 
$(MAJOR).$(MINOR)
+endif
+
 .PHONY: install
 install: build
        $(INSTALL_DIR) $(DESTDIR)$(libdir)
--
generated by git-patchbot for /home/xen/git/xen.git#staging