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      1 ## -*-makefile-*-
      2 ## Linux-specific setup
      3 ## Copyright (c) 1999-2013, International Business Machines Corporation and
      4 ## others. All Rights Reserved.
      5 
      6 ## Commands to generate dependency files
      7 GEN_DEPS.c=  $(CC) -E -MM $(DEFS) $(CPPFLAGS)
      8 GEN_DEPS.cc= $(CXX) -E -MM $(DEFS) $(CPPFLAGS) $(CXXFLAGS)
      9 
     10 ## Flags for position independent code
     11 SHAREDLIBCFLAGS = -fPIC
     12 SHAREDLIBCXXFLAGS = -fPIC
     13 SHAREDLIBCPPFLAGS = -DPIC
     14 
     15 ## Additional flags when building libraries and with threads
     16 THREADSCPPFLAGS = -D_REENTRANT
     17 LIBCPPFLAGS =
     18 
     19 ## Compiler switch to embed a runtime search path
     20 LD_RPATH= -Wl,-zorigin,-rpath,'$$'ORIGIN 
     21 LD_RPATH_PRE = -Wl,-rpath,
     22 
     23 ## These are the library specific LDFLAGS
     24 LDFLAGSICUDT=-nodefaultlibs -nostdlib
     25 
     26 ## Compiler switch to embed a library name
     27 # The initial tab in the next line is to prevent icu-config from reading it.
     28 	LD_SONAME = -Wl,-soname -Wl,$(notdir $(MIDDLE_SO_TARGET))
     29 #SH# # We can't depend on MIDDLE_SO_TARGET being set.
     30 #SH# LD_SONAME=
     31 
     32 ## Shared library options
     33 LD_SOOPTIONS= -Wl,-Bsymbolic
     34 
     35 ## Shared object suffix
     36 SO = so
     37 ## Non-shared intermediate object suffix
     38 STATIC_O = ao
     39 
     40 ## Compilation rules
     41 %.$(STATIC_O): $(srcdir)/%.c
     42 	$(call SILENT_COMPILE,$(strip $(COMPILE.c) $(STATICCPPFLAGS) $(STATICCFLAGS)) -o $@ $<)
     43 %.o: $(srcdir)/%.c
     44 	$(call SILENT_COMPILE,$(strip $(COMPILE.c) $(DYNAMICCPPFLAGS) $(DYNAMICCFLAGS)) -o $@ $<)
     45 
     46 %.$(STATIC_O): $(srcdir)/%.cpp
     47 	$(call SILENT_COMPILE,$(strip $(COMPILE.cc) $(STATICCPPFLAGS) $(STATICCXXFLAGS)) -o $@ $<)
     48 %.o: $(srcdir)/%.cpp
     49 	$(call SILENT_COMPILE,$(strip $(COMPILE.cc) $(DYNAMICCPPFLAGS) $(DYNAMICCXXFLAGS)) -o $@ $<)
     50 
     51 
     52 ## Dependency rules
     53 %.d: $(srcdir)/%.c
     54 	$(call ICU_MSG,(deps)) $<
     55 	@$(SHELL) -ec '$(GEN_DEPS.c) $< \
     56 		| sed '\''s%\($*\)\.o[ :]*%\1.o $@ : %g'\'' > $@; \
     57 		[ -s $@ ] || rm -f $@'
     58 
     59 %.d: $(srcdir)/%.cpp
     60 	$(call ICU_MSG,(deps)) $<
     61 	@$(SHELL) -ec '$(GEN_DEPS.cc) $< \
     62 		| sed '\''s%\($*\)\.o[ :]*%\1.o $@ : %g'\'' > $@; \
     63 		[ -s $@ ] || rm -f $@'
     64 
     65 ## Versioned libraries rules
     66 
     67 %.$(SO).$(SO_TARGET_VERSION_MAJOR): %.$(SO).$(SO_TARGET_VERSION)
     68 	$(RM) $@ && ln -s ${<F} $@
     69 %.$(SO): %.$(SO).$(SO_TARGET_VERSION_MAJOR)
     70 	$(RM) $@ && ln -s ${*F}.$(SO).$(SO_TARGET_VERSION) $@
     71 
     72 ##  Bind internal references
     73 
     74 # LDflags that pkgdata will use
     75 BIR_LDFLAGS= -Wl,-Bsymbolic
     76 
     77 # Dependencies [i.e. map files] for the final library
     78 BIR_DEPS=
     79 
     80 ## Remove shared library 's'
     81 STATIC_PREFIX_WHEN_USED = 
     82 STATIC_PREFIX = 
     83 
     84 ## End Linux-specific setup
     85 
     86