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
7GEN_DEPS.c=  $(CC) -E -MM $(DEFS) $(CPPFLAGS)
8GEN_DEPS.cc= $(CXX) -E -MM $(DEFS) $(CPPFLAGS) $(CXXFLAGS)
9
10## Flags for position independent code
11SHAREDLIBCFLAGS = -fPIC
12SHAREDLIBCXXFLAGS = -fPIC
13SHAREDLIBCPPFLAGS = -DPIC
14
15## Additional flags when building libraries and with threads
16THREADSCPPFLAGS = -D_REENTRANT
17LIBCPPFLAGS =
18
19## Compiler switch to embed a runtime search path
20LD_RPATH= -Wl,-zorigin,-rpath,'$$'ORIGIN 
21LD_RPATH_PRE = -Wl,-rpath,
22
23## These are the library specific LDFLAGS
24LDFLAGSICUDT=-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 $(MIDDLE_SO_TARGET))
29#SH# # We can't depend on MIDDLE_SO_TARGET being set.
30#SH# LD_SONAME=
31
32## Shared library options
33LD_SOOPTIONS= -Wl,-Bsymbolic
34
35## Shared object suffix
36SO = so
37## Non-shared intermediate object suffix
38STATIC_O = ao
39
40## Compilation rules
41%.$(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
75BIR_LDFLAGS= -Wl,-Bsymbolic
76
77# Dependencies [i.e. map files] for the final library
78BIR_DEPS=
79
80## Remove shared library 's'
81STATIC_PREFIX_WHEN_USED = 
82STATIC_PREFIX = 
83
84## End Linux-specific setup
85
86