diff options
Diffstat (limited to 'openssl/Makefile.shared')
| -rw-r--r-- | openssl/Makefile.shared | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/openssl/Makefile.shared b/openssl/Makefile.shared index 3569832f1..e753f44e1 100644 --- a/openssl/Makefile.shared +++ b/openssl/Makefile.shared @@ -135,7 +135,7 @@ LINK_SO_A_VIA_O= \ ALL=$$ALLSYMSFLAGS; ALLSYMSFLAGS=; NOALLSYMSFLAGS=; \ ( $(SET_X); \ ld $(LDFLAGS) -r -o lib$(LIBNAME).o $$ALL lib$(LIBNAME).a $(LIBEXTRAS) ); \ - $(LINK_SO) && rm -f $(LIBNAME).o + $(LINK_SO) && rm -f lib$(LIBNAME).o LINK_SO_A_UNPACKED= \ UNPACKDIR=link_tmp.$$$$; rm -rf $$UNPACKDIR; mkdir $$UNPACKDIR; \ @@ -207,17 +207,29 @@ link_app.bsd: fi; $(LINK_APP) # For Darwin AKA Mac OS/X (dyld) -# link_o.darwin produces .so, because we let it use dso_dlfcn module, -# which has .so extension hard-coded. One can argue that one should -# develop special dso module for MacOS X. At least manual encourages -# to use native NSModule(3) API and refers to dlfcn as termporary hack. +# Originally link_o.darwin produced .so, because it was hard-coded +# in dso_dlfcn module. At later point dso_dlfcn switched to .dylib +# extension in order to allow for run-time linking with vendor- +# supplied shared libraries such as libz, so that link_o.darwin had +# to be harmonized with it. This caused minor controversy, because +# it was believed that dlopen can't be used to dynamically load +# .dylib-s, only so called bundle modules (ones linked with -bundle +# flag). The belief seems to be originating from pre-10.4 release, +# where dlfcn functionality was emulated by dlcompat add-on. In +# 10.4 dlopen was rewritten as native part of dyld and is documented +# to be capable of loading both dynamic libraries and bundles. In +# order to provide compatibility with pre-10.4 dlopen, modules are +# linked with -bundle flag, which makes .dylib extension misleading. +# It works, because dlopen is [and always was] extension-agnostic. +# Alternative to this heuristic approach is to develop specific +# MacOS X dso module relying on whichever "native" dyld interface. link_o.darwin: @ $(CALC_VERSIONS); \ SHLIB=lib$(LIBNAME); \ - SHLIB_SUFFIX=.so; \ + SHLIB_SUFFIX=.dylib; \ ALLSYMSFLAGS='-all_load'; \ NOALLSYMSFLAGS=''; \ - SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS)"; \ + SHAREDFLAGS="$(CFLAGS) `echo $(SHARED_LDFLAGS) | sed s/dynamiclib/bundle/`"; \ if [ -n "$(LIBVERSION)" ]; then \ SHAREDFLAGS="$$SHAREDFLAGS -current_version $(LIBVERSION)"; \ fi; \ |