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