1## -*-makefile-*-
2## Copyright (c) 2003-2009 IBM, Ken Foskey, and others. All rights reserved.
3##
4## Aix-specific setup (for gcc)
5##
6## Please note: AIX does NOT have library versioning per se (there is no 'SONAME' capability). 
7## So, we are using 'windows' style library names, that is, libicuuc20.1.so instead of libicuuc.so.20.1
8
9# Certain files don't compile in -ansi mode (e.g. umutex.c, toolutil.c, and cdatatst.c)
10CFLAGS += -D_ALL_SOURCE
11
12## Commands to generate dependency files
13GEN_DEPS.c=	$(CC) -E -MM $(DEFS) $(CPPFLAGS)
14GEN_DEPS.cc=	$(CXX) -E -MM $(DEFS) $(CPPFLAGS)
15
16## Commands to link
17## We need to use the C++ linker, even when linking C programs, since
18##  our libraries contain C++ code (C++ static init not called)
19LINK.c=		$(AIX_PREDELETE) $(CXX) $(CXXFLAGS) $(LDFLAGS) 
20LINK.cc=	$(AIX_PREDELETE) $(CXX) $(CXXFLAGS) $(LDFLAGS) 
21
22## Shared library options
23LD_SOOPTIONS= -Wl,-bsymbolic
24
25## Commands to make a shared library
26SHLIB.c=    $(AIX_PREDELETE) $(CC) $(CFLAGS) $(LDFLAGS) -shared -Wl,-bexpall $(LD_SOOPTIONS)
27SHLIB.cc=   $(AIX_PREDELETE) $(CXX) $(CXXFLAGS) $(LDFLAGS) -shared -Wl,-bexpall $(LD_SOOPTIONS)
28
29## Compiler switch to embed a runtime search path
30LD_RPATH=	-I
31LD_RPATH_PRE=	
32
33## enable the shared lib loader
34LDFLAGS += -Wl,-bbigtoc
35
36## These are the library specific LDFLAGS
37LDFLAGSICUDT=-nodefaultlibs -nostdlib
38
39## We need to delete things prior to linking, or else we'll get
40## SEVERE ERROR: output file in use ..  on AIX. 
41## But, shell script version should NOT delete target as we don't
42## have $@ in that context.  (SH = only shell script, icu-config)
43AIX_PREDELETE=rm -f $@ ; 
44#SH# AIX_PREDELETE=
45
46## Environment variable to set a runtime search path
47LDLIBRARYPATH_ENVVAR = LIBPATH
48
49## Override Versioned target for a shared library.
50FINAL_SO_TARGET=  $(basename $(SO_TARGET))$(SO_TARGET_VERSION).$(SO)
51MIDDLE_SO_TARGET= $(basename $(SO_TARGET))$(SO_TARGET_VERSION_MAJOR).$(SO)
52SHARED_OBJECT = $(notdir $(FINAL_SO_TARGET:.$(SO)=.$(SOBJ)))
53SHARED_OBJECT_NO_VERSION = $(basename $(SO_TARGET)).$(SOBJ)
54
55# The following is for Makefile.inc's use.
56ICULIBSUFFIX_VERSION = $(LIB_VERSION_MAJOR)
57
58# this one is for icudefs.mk's use
59ifeq ($(ENABLE_SHARED),YES)
60SO_TARGET_VERSION_SUFFIX = $(SO_TARGET_VERSION_MAJOR)
61endif
62
63## Compiler switch to embed a library name. Not present on AIX.
64LD_SONAME = 
65
66## The type of assembly needed when pkgdata is used for generating shared libraries.
67GENCCODE_ASSEMBLY=-a xlc
68
69## Shared object suffix
70SOBJ=   so
71# without the -brtl option, the library names use .a. AIX is funny that way.
72SO=	a
73A=	a
74
75## Non-shared intermediate object suffix
76STATIC_O = o
77
78## Special AIX rules
79
80## Build archive from shared object
81%.a : %.so
82	ln -f $< $(SHARED_OBJECT_NO_VERSION)
83	$(AR) $(ARFLAGS) $@ $(SHARED_OBJECT_NO_VERSION)
84	rm -f $(SHARED_OBJECT_NO_VERSION)
85$(LIBDIR)/%.a : %.so
86	ln -f $< $(SHARED_OBJECT_NO_VERSION)
87	$(AR) $(ARFLAGS) $@ $(SHARED_OBJECT_NO_VERSION)
88	rm -f $(SHARED_OBJECT_NO_VERSION)
89
90## Build import list from export list
91%.e : %.exp
92	@echo "Building an import list for $<"
93	@$(SHELL) -ec "echo '#! $*.a($*.so)' | cat - $< > $@"
94
95## Compilation rules
96%.$(STATIC_O): $(srcdir)/%.c
97	$(COMPILE.c) $(STATICCPPFLAGS) $(STATICCFLAGS) -o $@ $<
98%.o: $(srcdir)/%.c
99	$(COMPILE.c) $(DYNAMICCPPFLAGS) $(DYNAMICCFLAGS) -o $@ $<
100
101%.$(STATIC_O): $(srcdir)/%.cpp
102	$(COMPILE.cc) $(STATICCPPFLAGS) $(STATICCXXFLAGS) -o $@ $<
103%.o: $(srcdir)/%.cpp
104	$(COMPILE.cc) $(DYNAMICCPPFLAGS) $(DYNAMICCXXFLAGS) -o $@ $<
105
106
107## Dependency rules
108%.d: $(srcdir)/%.c
109	@echo "generating dependency information for $<"
110	@$(SHELL) -ec '$(GEN_DEPS.c) $< \
111		| sed '\''s%\($*\)\.o[ :]*%\1.o $@ : %g'\'' > $@; \
112		[ -s $@ ] || rm -f $@'
113
114%.d: $(srcdir)/%.cpp
115	@echo "generating dependency information for $<"
116	@$(SHELL) -ec '$(GEN_DEPS.cc) $< \
117		| sed '\''s%\($*\)\.o[ :]*%\1.o $@ : %g'\'' > $@; \
118		[ -s $@ ] || rm -f $@'
119
120## Versioned libraries rules
121%$(SO_TARGET_VERSION_MAJOR).$(SO): %$(SO_TARGET_VERSION).$(SO)
122	$(RM) $@ && ln -s ${*F}$(SO_TARGET_VERSION).$(SO) $@
123%.$(SO): %$(SO_TARGET_VERSION).$(SO)
124	$(RM) $@ && ln -s ${*F}$(SO_TARGET_VERSION).$(SO) $@
125
126
127## BIR  - bind with internal references [so app data and icu data doesn't collide]
128# LDflags that pkgdata will use
129BIR_LDFLAGS= -Wl,-bE:$(NAME).map,-bnoexpall
130
131# Dependencies [i.e. map files] for the final library
132BIR_DEPS= $(NAME).map
133
134