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support DWARF2 debugging on Mac OS X, needed for debugging on 10.5. Patch by Stan Shebs. b=363590 r=bsmedberg

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joshmoz@gmail.com 2007-06-29 22:20:00 -07:00
parent a5a4bb0371
commit a07c4478fb
1 changed files with 21 additions and 1 deletions
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22
config/rules.mk
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@ -1097,6 +1097,11 @@ ifdef NO_LD_ARCHIVE_FLAGS
SUB_SHLOBJS = $(SUB_LOBJS)
endif
# On Darwin (Mac OS X), dwarf2 debugging uses debug info left in .o files,
# so instead of deleting .o files after repacking them into a dylib, we make
# symlinks back to the originals. The symlinks are a no-op for stabs debugging,
# so no need to conditionalize on OS version or debugging format.
$(SHARED_LIBRARY): $(OBJS) $(LOBJS) $(DEF_FILE) $(RESFILE) $(SHARED_LIBRARY_LIBS) $(EXTRA_DEPS) $(DSO_LDOPTS_DEPS) Makefile Makefile.in
ifndef INCREMENTAL_LINKER
rm -f $@
@ -1133,7 +1138,22 @@ ifdef EMBED_MANIFEST_AT
endif # embed manifest
endif # MSVC with manifest tool
endif # WINNT && !GCC
@rm -f foodummyfilefoo $(SUB_SHLOBJS) $(DELETE_AFTER_LINK)
ifeq ($(OS_ARCH),Darwin)
@for lib in $(SHARED_LIBRARY_LIBS); do \
libdir=`echo $$lib|sed -e 's,/[^/]*\.a,,'`; \
ofiles=`$(AR_LIST) $${lib}`; \
for ofile in $$ofiles; do \
if [ -f $$libdir/$$ofile ]; then \
rm -f $$ofile; \
ln -s $$libdir/$$ofile $$ofile; \
fi; \
done; \
done
@touch $(SHARED_LIBRARY)
else # non-Darwin
@rm -f $(SUB_SHLOBJS)
endif # Darwin
@rm -f foodummyfilefoo $(DELETE_AFTER_LINK)
else # os2 vacpp
$(MKSHLIB) -O:$@ -DLL -INC:_dllentry $(LDFLAGS) $(OBJS) $(LOBJS) $(EXTRA_DSO_LDOPTS) $(OS_LIBS) $(EXTRA_LIBS) $(DEF_FILE)
endif # !os2 vacpp