1## -*-makefile-*-
2## Copyright (c) 2003-2015 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# When building stubdata, special considerations need to be made when building on AIX with GCC
10BUILD_HOST_ICU=AIX_GCC
11
12# Certain files don't compile in -ansi mode (e.g. umutex.c, toolutil.c, and cdatatst.c)
13CFLAGS += -D_ALL_SOURCE
14
15## Commands to generate dependency files
16GEN_DEPS.c=	$(CC) -E -MM $(DEFS) $(CPPFLAGS)
17GEN_DEPS.cc=	$(CXX) -E -MM $(DEFS) $(CPPFLAGS)
18
19## Commands to link
20## We need to use the C++ linker, even when linking C programs, since
21##  our libraries contain C++ code (C++ static init not called)
22LINK.c=		$(AIX_PREDELETE) $(CXX) $(CXXFLAGS) $(LDFLAGS)
23LINK.cc=	$(AIX_PREDELETE) $(CXX) $(CXXFLAGS) $(LDFLAGS)
24
25## Shared library options
26LD_SOOPTIONS= -Wl,-bsymbolic
27
28## Commands to make a shared library
29SHLIB.c=    $(AIX_PREDELETE) $(CC) $(CFLAGS) $(LDFLAGS) -shared -Wl,-bexpall $(LD_SOOPTIONS)
30SHLIB.cc=   $(AIX_PREDELETE) $(CXX) $(CXXFLAGS) $(LDFLAGS) -shared -Wl,-bexpall $(LD_SOOPTIONS)
31
32## Compiler switch to embed a runtime search path
33LD_RPATH=	-I
34LD_RPATH_PRE=
35
36## enable the shared lib loader
37LDFLAGS += -Wl,-bbigtoc
38
39## These are the library specific LDFLAGS
40LDFLAGSICUDT=-nodefaultlibs -nostdlib
41
42## We need to delete things prior to linking, or else we'll get
43## SEVERE ERROR: output file in use ..  on AIX.
44## But, shell script version should NOT delete target as we don't
45## have $@ in that context.  (SH = only shell script, icu-config)
46AIX_PREDELETE=rm -f $@ ;
47#SH# AIX_PREDELETE=
48
49## Environment variable to set a runtime search path
50LDLIBRARYPATH_ENVVAR = LIBPATH
51
52## Override Versioned target for a shared library.
53FINAL_SO_TARGET=  $(basename $(SO_TARGET))$(SO_TARGET_VERSION).$(SO)
54MIDDLE_SO_TARGET= $(basename $(SO_TARGET))$(SO_TARGET_VERSION_MAJOR).$(SO)
55SHARED_OBJECT = $(notdir $(FINAL_SO_TARGET:.$(SO)=.$(SOBJ)))
56SHARED_OBJECT_NO_VERSION = $(basename $(SO_TARGET)).$(SOBJ)
57
58# The following is for Makefile.inc's use.
59ICULIBSUFFIX_VERSION = $(LIB_VERSION_MAJOR)
60
61# this one is for icudefs.mk's use
62ifeq ($(ENABLE_SHARED),YES)
63SO_TARGET_VERSION_SUFFIX = $(SO_TARGET_VERSION_MAJOR)
64endif
65
66## Compiler switch to embed a library name. Not present on AIX.
67LD_SONAME =
68
69## The type of assembly needed when pkgdata is used for generating shared libraries.
70GENCCODE_ASSEMBLY=-a xlc
71
72## Shared object suffix
73SOBJ=   so
74# without the -brtl option, the library names use .a. AIX is funny that way.
75SO=	a
76A=	a
77
78## Non-shared intermediate object suffix
79STATIC_O = o
80
81## Special AIX rules
82
83## Build archive from shared object
84%.a : %.so
85	ln -f $< $(SHARED_OBJECT_NO_VERSION)
86	$(AR) $(ARFLAGS) $@ $(SHARED_OBJECT_NO_VERSION)
87	rm -f $(SHARED_OBJECT_NO_VERSION)
88$(LIBDIR)/%.a : %.so
89	ln -f $< $(SHARED_OBJECT_NO_VERSION)
90	$(AR) $(ARFLAGS) $@ $(SHARED_OBJECT_NO_VERSION)
91	rm -f $(SHARED_OBJECT_NO_VERSION)
92
93## Build import list from export list
94%.e : %.exp
95	@echo "Building an import list for $<"
96	@$(SHELL) -ec "echo '#! $*.a($*.so)' | cat - $< > $@"
97
98## Compilation rules
99%.$(STATIC_O): $(srcdir)/%.c
100	$(COMPILE.c) $(STATICCPPFLAGS) $(STATICCFLAGS) -o $@ $<
101%.o: $(srcdir)/%.c
102	$(COMPILE.c) $(DYNAMICCPPFLAGS) $(DYNAMICCFLAGS) -o $@ $<
103
104%.$(STATIC_O): $(srcdir)/%.cpp
105	$(COMPILE.cc) $(STATICCPPFLAGS) $(STATICCXXFLAGS) -o $@ $<
106%.o: $(srcdir)/%.cpp
107	$(COMPILE.cc) $(DYNAMICCPPFLAGS) $(DYNAMICCXXFLAGS) -o $@ $<
108
109
110## Dependency rules
111%.d: $(srcdir)/%.c
112	@echo "generating dependency information for $<"
113	@$(SHELL) -ec '$(GEN_DEPS.c) $< \
114		| sed '\''s%\($*\)\.o[ :]*%\1.o $@ : %g'\'' > $@; \
115		[ -s $@ ] || rm -f $@'
116
117%.d: $(srcdir)/%.cpp
118	@echo "generating dependency information for $<"
119	@$(SHELL) -ec '$(GEN_DEPS.cc) $< \
120		| sed '\''s%\($*\)\.o[ :]*%\1.o $@ : %g'\'' > $@; \
121		[ -s $@ ] || rm -f $@'
122
123## Versioned libraries rules
124%$(SO_TARGET_VERSION_MAJOR).$(SO): %$(SO_TARGET_VERSION).$(SO)
125	$(RM) $@ && ln -s ${*F}$(SO_TARGET_VERSION).$(SO) $@
126%.$(SO): %$(SO_TARGET_VERSION).$(SO)
127	$(RM) $@ && ln -s ${*F}$(SO_TARGET_VERSION).$(SO) $@
128
129
130## BIR  - bind with internal references [so app data and icu data doesn't collide]
131# LDflags that pkgdata will use
132BIR_LDFLAGS= -Wl,-bE:$(NAME).map,-bnoexpall
133
134# Dependencies [i.e. map files] for the final library
135BIR_DEPS= $(NAME).map
136
137