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 $$UNPACKDIR; \
link_app.gnu:
@ $(DO_GNU_APP); $(LINK_APP)
-DO_BEOS_SO= SHLIB=lib$(LIBNAME).so; \
- SHLIB_SUFFIX=; \
- ALLSYMSFLAGS='-Wl,--whole-archive'; \
- NOALLSYMSFLAGS='-Wl,--no-whole-archive'; \
- SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared -Wl,-Bsymbolic -Wl,-soname=$$SHLIB$$SHLIB_SUFFIX"
-
-link_o.beos:
- @ $(DO_BEOS_SO); $(LINK_SO_O)
-link_a.beos:
- @ $(DO_BEOS_SO); $(LINK_SO_A)
-
link_o.bsd:
@if $(DETECT_GNU_LD); then $(DO_GNU_SO); else \
$(CALC_VERSIONS); \
fi; $(LINK_APP)
# For Darwin AKA Mac OS/X (dyld)
-# link_o.darwin produces .so, because we let it use dso_dlfcn module,
-# which has .so extension hard-coded. One can argue that one should
-# develop special dso module for MacOS X. At least manual encourages
-# to use native NSModule(3) API and refers to dlfcn as termporary hack.
+# Originally link_o.darwin produced .so, because it was hard-coded
+# in dso_dlfcn module. At later point dso_dlfcn switched to .dylib
+# extension in order to allow for run-time linking with vendor-
+# supplied shared libraries such as libz, so that link_o.darwin had
+# to be harmonized with it. This caused minor controversy, because
+# it was believed that dlopen can't be used to dynamically load
+# .dylib-s, only so called bundle modules (ones linked with -bundle
+# flag). The belief seems to be originating from pre-10.4 release,
+# where dlfcn functionality was emulated by dlcompat add-on. In
+# 10.4 dlopen was rewritten as native part of dyld and is documented
+# to be capable of loading both dynamic libraries and bundles. In
+# order to provide compatibility with pre-10.4 dlopen, modules are
+# linked with -bundle flag, which makes .dylib extension misleading.
+# It works, because dlopen is [and always was] extension-agnostic.
+# Alternative to this heuristic approach is to develop specific
+# MacOS X dso module relying on whichever "native" dyld interface.
link_o.darwin:
@ $(CALC_VERSIONS); \
SHLIB=lib$(LIBNAME); \
- SHLIB_SUFFIX=.so; \
+ SHLIB_SUFFIX=.dylib; \
ALLSYMSFLAGS='-all_load'; \
NOALLSYMSFLAGS=''; \
- SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS)"; \
+ SHAREDFLAGS="$(CFLAGS) `echo $(SHARED_LDFLAGS) | sed s/dynamiclib/bundle/`"; \
if [ -n "$(LIBVERSION)" ]; then \
SHAREDFLAGS="$$SHAREDFLAGS -current_version $(LIBVERSION)"; \
fi; \
LDFLAGS="$(CFLAGS) -Wl,-brtl,-blibpath:$(LIBRPATH):$${LIBPATH:-/usr/lib:/lib}"; \
$(LINK_APP)
-link_o.reliantunix:
- @ $(CALC_VERSIONS); \
- SHLIB=lib$(LIBNAME).so; \
- SHLIB_SUFFIX=; \
- ALLSYMSFLAGS=; \
- NOALLSYMSFLAGS=''; \
- SHAREDFLAGS='$(CFLAGS) -G'; \
- $(LINK_SO_O)
-link_a.reliantunix:
- @ $(CALC_VERSIONS); \
- SHLIB=lib$(LIBNAME).so; \
- SHLIB_SUFFIX=; \
- ALLSYMSFLAGS=; \
- NOALLSYMSFLAGS=''; \
- SHAREDFLAGS='$(CFLAGS) -G'; \
- $(LINK_SO_A_UNPACKED)
-link_app.reliantunix:
- $(LINK_APP)
# Targets to build symbolic links when needed
symlink.gnu symlink.solaris symlink.svr3 symlink.svr5 symlink.irix \
-symlink.aix symlink.reliantunix:
+symlink.aix:
@ $(CALC_VERSIONS); \
SHLIB=lib$(LIBNAME).so; \
$(SYMLINK_SO)
expr $(PLATFORM) : '.*ia64' > /dev/null && SHLIB=lib$(LIBNAME).so; \
$(SYMLINK_SO)
# The following lines means those specific architectures do no symlinks
-symlink.cygwin symlink.alpha-osf1 symlink.tru64 symlink.tru64-rpath symlink.beos:
+symlink.cygwin symlink.alpha-osf1 symlink.tru64 symlink.tru64-rpath:
# Compatibility targets
link_o.bsd-gcc-shared link_o.linux-shared link_o.gnu-shared: link_o.gnu
link_a.aix-shared: link_a.aix
link_app.aix-shared: link_app.aix
symlink.aix-shared: symlink.aix
-link_o.reliantunix-shared: link_o.reliantunix
-link_a.reliantunix-shared: link_a.reliantunix
-link_app.reliantunix-shared: link_app.reliantunix
-symlink.reliantunix-shared: symlink.reliantunix
-link_o.beos-shared: link_o.beos
-link_a.beos-shared: link_a.beos
-link_app.beos-shared: link_app.gnu
-symlink.beos-shared: symlink.beos