tools/libs: Write out an ABI analysis when abi-dumper is available

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Ian Jackson <iwj@xenproject.org>
Release-Acked-by: Ian Jackson <iwj@xenproject.org>

diff --git a/tools/libs/libs.mk b/tools/libs/libs.mk
index 7970627ac8faf23598f12b7b02e726dfc41167ea..a68cec244c79b6f09e638c8be9d201a80c813fcb 100644 (file)
--- 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)