[src/trunk]: src/share/mk Support MKDEBUG for shared libraries.

[lukem <lukem%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c0ab3f81bdf6
branches:  trunk
changeset: 754316:c0ab3f81bdf6
user:      lukem <lukem%NetBSD.org@localhost>
date:      Tue Apr 27 14:32:14 2010 +0000

description:
Support MKDEBUG for shared libraries.

diffstat:

 share/mk/bsd.lib.mk |  29 ++++++++++++++++++++++++++---
 1 files changed, 26 insertions(+), 3 deletions(-)

diffs (71 lines):

diff -r 00a9473a9f1d -r c0ab3f81bdf6 share/mk/bsd.lib.mk
--- a/share/mk/bsd.lib.mk       Tue Apr 27 14:26:52 2010 +0000
+++ b/share/mk/bsd.lib.mk       Tue Apr 27 14:32:14 2010 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: bsd.lib.mk,v 1.306 2010/04/26 03:46:00 lukem Exp $
+#      $NetBSD: bsd.lib.mk,v 1.307 2010/04/27 14:32:14 lukem Exp $
 #      @(#)bsd.lib.mk  8.3 (Berkeley) 4/22/94
 
 .include <bsd.init.mk>
@@ -445,6 +445,10 @@
 SOBJS+=${OBJS:.o=.pico}
 .endif
 .if defined(SHLIB_FULLVERSION)
+_LIB.so:=lib${LIB}.so.${SHLIB_FULLVERSION}
+.if ${MKDEBUG} != "no" && ${OBJECT_FMT} == "ELF"
+_LIB.debug:=${_LIB.so}.debug
+.endif
 _LIBS+=lib${LIB}.so.${SHLIB_FULLVERSION}
 .endif
 .endif                                                                 # }
@@ -471,7 +475,7 @@
 
 .NOPATH: ${ALLOBJS} ${_LIBS} ${_YLSRCS}
 
-realall: ${SRCS} ${ALLOBJS:O} ${_LIBS}
+realall: ${SRCS} ${ALLOBJS:O} ${_LIBS} ${_LIB.debug}
 
 MKARZERO?=no
 
@@ -588,6 +592,15 @@
        ${OBJCOPY} -R .ident ${.TARGET}
 .endif
 
+.if defined(_LIB.debug)
+${_LIB.debug}: ${_LIB.so}
+       ${_MKTARGET_CREATE}
+       ${OBJCOPY} --only-keep-debug ${_LIB.so} ${_LIB.debug}
+       ${OBJCOPY} --strip-debug \
+           -R .gnu_debuglink --add-gnu-debuglink=${_LIB.debug} ${_LIB.so} \
+           || rm -f ${_LIB.debug}
+.endif
+
 .if !empty(LOBJS)                                                      # {
 LLIBS?=                -lc
 llib-l${LIB}.ln: ${LOBJS}
@@ -610,7 +623,7 @@
        rm -f lib${LIB}.a ${STOBJS}
        rm -f lib${LIB}_p.a ${POBJS}
        rm -f lib${LIB}_g.a ${GOBJS}
-       rm -f lib${LIB}_pic.a lib${LIB}.so.* lib${LIB}.so ${SOBJS}
+       rm -f lib${LIB}_pic.a lib${LIB}.so.* lib${LIB}.so ${_LIB.debug} ${SOBJS}
        rm -f ${STOBJS:=.tmp} ${POBJS:=.tmp} ${SOBJS:=.tmp} ${GOBJS:=.tmp}
        rm -f llib-l${LIB}.ln ${LOBJS}
 
@@ -749,6 +762,16 @@
 .endif
 .endif
 
+.if defined(_LIB.debug)
+libinstall:: ${DESTDIR}${DEBUGDIR}${LIBDIR}/${_LIB.debug}
+.PRECIOUS: ${DESTDIR}${DEBUGDIR}${LIBDIR}/${_LIB.debug}
+
+${DESTDIR}${DEBUGDIR}${LIBDIR}/${_LIB.debug}: ${_LIB.debug}
+       ${_MKTARGET_INSTALL}
+       ${INSTALL_FILE} -o ${DEBUGOWN} -g ${DEBUGGRP} -m ${DEBUGMODE} \
+               ${.ALLSRC} ${.TARGET}
+.endif
+
 .if ${MKLINT} != "no" && !empty(LOBJS)
 libinstall:: ${DESTDIR}${LINTLIBDIR}/llib-l${LIB}.ln
 .PRECIOUS: ${DESTDIR}${LINTLIBDIR}/llib-l${LIB}.ln