1## -*-makefile-*-
2## Copyright (C) 2016 and later: Unicode, Inc. and others.
3## License & terms of use: http://www.unicode.org/copyright.html
4## Cygwin-specific setup
5## Copyright (c) 2001-2010, International Business Machines Corporation and
6## others. All Rights Reserved.
7
8## Commands to generate dependency files
9GEN_DEPS.c=	$(CC) -E -MM $(DEFS) $(CPPFLAGS)
10GEN_DEPS.cc=	$(CXX) -E -MM $(DEFS) $(CPPFLAGS) $(CXXFLAGS)
11
12## Flags to create/use a static library
13ifneq ($(ENABLE_SHARED),YES)
14## Make sure that the static libraries can be built and used
15CPPFLAGS += -DU_STATIC_IMPLEMENTATION
16else
17## Make sure that the static libraries can be built
18STATICCPPFLAGS = -DU_STATIC_IMPLEMENTATION
19endif
20
21## ICU requires a minimum target of Windows 7, and WINVER is not set to this by default.
22## https://msdn.microsoft.com/en-us/library/aa383745.aspx
23CPPFLAGS += -DWINVER=0x0601 -D_WIN32_WINNT=0x0601
24
25## Flags for position independent code
26SHAREDLIBCFLAGS =
27SHAREDLIBCXXFLAGS =
28SHAREDLIBCPPFLAGS = -DPIC
29
30## Additional flags when building libraries and with threads
31THREADSCPPFLAGS = -D_REENTRANT
32LIBCPPFLAGS =
33
34# Commands to link. Link with C++ in case static libraries are used.
35LINK.c=       $(CXX) $(CXXFLAGS) $(LDFLAGS)
36#LINK.cc=      $(CXX) $(CXXFLAGS) $(LDFLAGS)
37
38## Shared library options
39LD_SOOPTIONS= -Wl,-Bsymbolic
40
41## Commands to make a shared library
42# $(subst) won't work in shell script.  #M# at the end omits these
43# lines from the shell script (Make only)
44SHLIB.c=	$(CC) $(CFLAGS) $(LDFLAGS) -shared $(LD_SOOPTIONS) -Wl,--enable-auto-import -Wl,--out-implib=$(subst cyg,lib,$@).$(A)#M#
45SHLIB.cc=	$(CXX) $(CXXFLAGS) $(LDFLAGS) -shared $(LD_SOOPTIONS) -Wl,--enable-auto-import -Wl,--out-implib=$(subst cyg,lib,$@).$(A)#M#
46# the #SH# lines don't go through further postprocessing.
47# so, they must be valid shell script starting from column 4
48#SH#SHLIB_c="$(CC) $(CFLAGS) $(LDFLAGS) -shared "
49#SH#SHLIB_cc="$(CXX) $(CXXFLAGS) $(LDFLAGS) -shared "
50
51
52## Compiler switch to embed a runtime search path
53LD_RPATH=
54LD_RPATH_PRE=	-Wl,-rpath,
55
56## Compiler switch to embed a library name
57LD_SONAME =
58
59## Shared object suffix
60SO = dll
61## Non-shared intermediate object suffix
62STATIC_O = ao
63LIBICU = cyg$(ICUPREFIX)
64## To have an import library is better on Cygwin
65IMPORT_LIB_EXT = .dll.a
66
67## Compilation rules
68%.$(STATIC_O): $(srcdir)/%.c
69	$(COMPILE.c) $(STATICCPPFLAGS) $(STATICCFLAGS) -o $@ $<
70%.o: $(srcdir)/%.c
71	$(COMPILE.c) $(DYNAMICCPPFLAGS) $(DYNAMICCFLAGS) -o $@ $<
72
73%.$(STATIC_O): $(srcdir)/%.cpp
74	$(COMPILE.cc) $(STATICCPPFLAGS) $(STATICCXXFLAGS) -o $@ $<
75%.o: $(srcdir)/%.cpp
76	$(COMPILE.cc) $(DYNAMICCPPFLAGS) $(DYNAMICCXXFLAGS) -o $@ $<
77
78
79## Dependency rules
80%.d: $(srcdir)/%.c
81	@echo "generating dependency information for $<"
82	@echo -n "$@ " > $@
83	@$(GEN_DEPS.c) $< >> $@ || (rm -f $@ && FALSE)
84
85%.d: $(srcdir)/%.cpp
86	@echo "generating dependency information for $<"
87	@echo -n "$@ " > $@
88	@$(GEN_DEPS.cc) $< >> $@ || (rm -f $@ && FALSE)
89
90## Versioned target for a shared library.
91## Since symbolic links don't work the same way on Windows,
92## we only use the version major number.
93#FINAL_SO_TARGET=$(basename $(SO_TARGET))$(SO_TARGET_VERSION).$(SO)
94FINAL_SO_TARGET=$(basename $(SO_TARGET))$(SO_TARGET_VERSION_MAJOR).$(SO)
95MIDDLE_SO_TARGET=$(FINAL_SO_TARGET)
96
97IMPORT_LIB = $(subst cyg,lib,$(FINAL_SO_TARGET)).$(A)#M#
98MIDDLE_IMPORT_LIB = $(subst cyg,lib,$(basename $(SO_TARGET)))$(SO_TARGET_VERSION_MAJOR).$(SO).$(A)#M#
99FINAL_IMPORT_LIB = $(IMPORT_LIB)#M#
100
101# The following is for Makefile.inc's use.
102ICULIBSUFFIX_VERSION = $(LIB_VERSION_MAJOR)
103
104## Versioned libraries rules
105#%$(SO_TARGET_VERSION_MAJOR).$(SO): %$(SO_TARGET_VERSION).$(SO)
106#	$(RM) $@ && cp ${<F} $@
107%.$(SO): %$(SO_TARGET_VERSION_MAJOR).$(SO)
108	ln -fs $(subst cyg,lib,${<F}).$(A) $(subst cyg,lib,$@).$(A)
109
110## Install libraries as executable
111INSTALL-L=$(INSTALL_PROGRAM)
112
113##  Bind internal references
114
115# LDflags that pkgdata will use
116BIR_LDFLAGS= -Wl,-Bsymbolic
117
118# Dependencies [i.e. map files] for the final library
119BIR_DEPS=
120
121# Environment variable to set a runtime search path
122LDLIBRARYPATH_ENVVAR = PATH
123
124# The type of assembly to write for generating an object file
125GENCCODE_ASSEMBLY=-a gcc-cygwin
126
127# put this here again so it gets cyguc...
128
129#SH#ICULIBS_COMMON_LIB_NAME="${LIBICU}uc${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}.${SO}"
130
131# for icu-config
132
133#SH### copied from Makefile.inc
134#SH#ICULIBS_COMMON="-l${LIBICU}uc${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}"
135#SH#ICULIBS_DATA="-l${LIBICU}${DATA_STUBNAME}${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}"
136#SH#ICULIBS_I18N="-l${LIBICU}${I18N_STUBNAME}${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}"
137#SH#ICULIBS_TOOLUTIL="-l${LIBICU}tu${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}"
138#SH#ICULIBS_CTESTFW="-l${LIBICU}ctestfw${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}"
139#SH#ICULIBS_ICUIO="-l${LIBICU}io${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}"
140#SH#ICULIBS_OBSOLETE="-l${LIBICU}obsolete${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}"
141#SH#ICULIBS_LAYOUT="-l${LIBICU}le${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}"
142#SH#ICULIBS_LAYOUTEX="-l${LIBICU}lx${ICULIBSUFFIX}${ICULIBSUFFIX_VERSION}"
143#SH#ICULIBS_BASE="${LIBS} -L${libdir}"
144#SH#ICULIBS="${ICULIBS_BASE} ${ICULIBS_I18N} ${ICULIBS_COMMON} ${ICULIBS_DATA}"
145
146## End Cygwin-specific setup
147
148