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      1 ## -*-makefile-*-
      2 ## Copyright (C) 2016 and later: Unicode, Inc. and others.
      3 ## License & terms of use: http://www.unicode.org/copyright.html
      4 ## os/390, z/OS specific setup 
      5 ## Copyright (c) 1999-2014, International Business Machines Corporation and
      6 ## others. All Rights Reserved.
      7 
      8 ###################################################################
      9 #                    IMPORTANT NOTE                               #
     10 ###################################################################
     11 # Before you try to run the Makefile, make sure you have the      #
     12 # environment variables set.                                      #
     13 #                                                                 #
     14 # If you are going to do the OS390BATCH build, make sure you have #
     15 # the OS390BATCH environment variable set.                        #
     16 #                                                                 #
     17 #   export OS390BATCH=1                                           #
     18 #                                                                 #
     19 # To build a version of ICU that does not use IEEE Floating point #
     20 #                                                                 #
     21 #   export IEEE390=0                                              #
     22 #                                                                 #
     23 # To build a version of ICU which uses a two data libraries       #
     24 # where the smaller one is loaded first, use OS390_STUBDATA.      #
     25 # USAGE OF THIS OPTION IS DEPRECATED. You should look into using  #
     26 # Link Pack Area (LPA), library lookaside facility (LLA) or other #
     27 # z/OS options that enable page fault based loading of read-only  #
     28 # code/data instead of this option.                               #
     29 # This option will be removed in a future version of ICU.         #
     30 #                                                                 #
     31 #   export OS390_STUBDATA=1                                       #
     32 #                                                                 #
     33 # To build a version of ICU which exploits the C/C++ compiler     #
     34 # and runtime Extra Performance Linkage (XPLINK), specify         #
     35 #                                                                 #
     36 #   export OS390_XPLINK=1                                         #
     37 #                                                                 #
     38 ###################################################################
     39 
     40 # TODO: Fix this configuration so that icu-config will work!
     41 #       If statements don't work well when icu-config is generated.
     42 ifeq (${IEEE390},)
     43 IEEE390=1#M#
     44 endif
     45 
     46 ifeq (${IEEE390}, 1)
     47 ICU_IEEE          = -Wc,'FLOAT(IEEE)' -DIEEE_754=0#M#
     48 else
     49 ICU_IEEE          =#M#
     50 endif
     51 
     52 ## Additional flags when building libraries and with threads
     53 THREADSCPPFLAGS = -D_OPEN_THREADS=3
     54 
     55 # For a dynamically called DLL module to share access to the POSIX external
     56 # variables, with its caller, the DLL module must define these _SHR_* macros.
     57 SHAREDLIBCPPFLAGS	= -D_SHR_TZNAME -D_SHR_TIMEZONE
     58 
     59 # -Wc,expo is used to export all functions
     60 SHAREDLIBCFLAGS	= -Wc,expo
     61 SHAREDLIBCXXFLAGS	= -Wc,expo
     62 
     63 # TODO: Consider using  -Wc,roc,ros for making the data and strings readonly
     64 #       -Wc,"ros" seems to work, but not the "roc"
     65 # The RENT option makes the program reentrant. This may not really have the same
     66 #       meaning as normal reentrancy on other platforms. See the z/OS documentation
     67 #       for details. This is the default for C++, but not C.
     68 # The DLL option must be used by the callee and caller code when using shared libraries.
     69 # NOCSECT might be used as an optimization option.
     70 # -+ means accept any file extension as a C++ file. By default only .C is accepted.
     71 CFLAGS          += -Wc,DLL,ROS,RENT,'ARCH(7)','LOC(POSIX)',NOANSIALIAS,'LANGLVL(EXTENDED)' $(ICU_IEEE)
     72 CXXFLAGS        += -Wc,DLL,ROS,RTTI,'ARCH(7)','LOC(POSIX)',NOANSIALIAS,'LANGLVL(EXTENDED)' $(ICU_IEEE) -+
     73 ARFLAGS         = -cr
     74 
     75 # _MSE_PROTOS usually interacts with _XOPEN_SOURCE. It affects some standard
     76 # C functions that use wchar_t, and it selects behavior for
     77 # multibyte extension support (MSE) functions.
     78 #DEFS            += -D_MSE_PROTOS
     79 
     80 ifeq (${OS390_XPLINK}, 1)
     81 #SH# if [ "x$OS390_XPLINK" = "x1" ]; then
     82 # These lines must be the last options specified.
     83 # GOFF is is the strategic object module format for S/390. It is required for XPLINK.
     84 # NOTEMPINC could be used if ICU starts using templates.
     85 ICU_XPLINK_C      = -Wc,'xplink(backchain,storeargs),goff'
     86 ICU_XPLINK_CXX    = -Wc,'xplink(backchain,storeargs),goff' -Wc,'NOTEMPINC'
     87 ICU_XPLINK_L      = -Wl,xplink
     88 #SH# fi
     89 endif
     90 
     91 ## OS390BATCH
     92 ifeq (${OS390BATCH},1)
     93 DEFS            += -DOS390BATCH#M#
     94 endif
     95 
     96 ## Commands to generate dependency files
     97 GEN_DEPS.c=	makedep                        
     98 GEN_DEPS.cc=	makedep
     99 
    100 ## Commands to compile
    101 # _CXX_STEPS="-1" is a prelink step when compiling C and C++, and
    102 # it's only needed for long function names
    103 COMPILE.c       = $(COMPILE_LINK_ENVVAR) $(CC) $(DEFS) $(CPPFLAGS) $(CFLAGS) $(ICU_XPLINK_C) -c
    104 COMPILE.cc      = $(COMPILE_LINK_ENVVAR) $(CXX) $(DEFS) $(CPPFLAGS) $(CXXFLAGS) $(ICU_XPLINK_CXX) -c
    105 
    106 # Commands to link
    107 LINK.c=		$(COMPILE_LINK_ENVVAR) $(CC) $(CFLAGS) -Wl,dll $(LDFLAGS) $(ICU_XPLINK_L)
    108 LINK.cc=	$(COMPILE_LINK_ENVVAR) $(CXX) $(CXXFLAGS) -Wl,dll $(LDFLAGS) $(ICU_XPLINK_L)
    109 
    110 ## Commands for shared library (dll)
    111 SHLIB.c=	$(LINK.c)
    112 SHLIB.cc=	$(LINK.cc)
    113 
    114 ## Compiler switch to embed a runtime search path
    115 LD_RPATH=	-I
    116 
    117 ## Environment variable to set a runtime search path
    118 LDLIBRARYPATH_ENVVAR = LIBPATH
    119 
    120 ## An import library (a.k.a. sidedeck) is needed for z/OS and MSVC
    121 IMPORT_LIB_EXT = .x
    122 
    123 ## Versioned target for a shared library.
    124 FINAL_SO_TARGET=  $(basename $(SO_TARGET))$(SO_TARGET_VERSION).$(SO)
    125 MIDDLE_SO_TARGET= $(basename $(SO_TARGET))$(SO_TARGET_VERSION_MAJOR).$(SO)
    126 
    127 ## Versioned import library names.
    128 IMPORT_LIB = $(basename $(notdir $(SO_TARGET)))$(IMPORT_LIB_EXT)#M#
    129 MIDDLE_IMPORT_LIB = $(basename $(notdir $(MIDDLE_SO_TARGET)))$(IMPORT_LIB_EXT)#M#
    130 FINAL_IMPORT_LIB = $(basename $(notdir $(FINAL_SO_TARGET)))$(IMPORT_LIB_EXT)#M#
    131 
    132 ## Non-shared intermediate object suffix
    133 STATIC_O = o
    134 
    135 ifeq ($(OS390_STUBDATA),1)
    136 ## Suffix of the subset data library for dual common library support
    137 STUB_SUFFIX=_stub#M#
    138 DEFS      += -DOS390_STUBDATA -DU_LIBICUDATA_NAME=\"$(ICUPREFIX)$(DATA_STUBNAME)$(ICULIBSUFFIX)\"#M#
    139 endif
    140 
    141 ifeq ($(OS390BATCH),1)
    142 ## PDS_NAME_PREFIX sets the prefix of the PDS dataset name while keeping the ICU version number.
    143 ## To use custom names set ICU_PDS_NAME and ICU_PDS_NAME_SUFFIX
    144 ## IXM is used as a name prefix for XML Toolkit, default value
    145 ifeq ($(PDS_NAME_PREFIX),)
    146 PDS_NAME_PREFIX= IXMI
    147 endif
    148 ifeq ($(ICU_PDS_NAME),)
    149 PDS_FULL_NAME=${PDS_NAME_PREFIX}${SO_TARGET_VERSION_MAJOR}
    150 else
    151 PDS_FULL_NAME=${ICU_PDS_NAME}
    152 endif
    153 ifeq ($(OS390_STUBDATA),1)
    154 BATCH_STUB_TARGET=	"//'${LOADMOD}(${PDS_FULL_NAME}D1${ICU_PDS_NAME_SUFFIX})'"
    155 BATCH_LIBICUDT=		"//'${LOADEXP}(${PDS_FULL_NAME}D1${ICU_PDS_NAME_SUFFIX})'"
    156 else
    157 BATCH_STUB_TARGET=	"//'${LOADMOD}(${PDS_FULL_NAME}DA${ICU_PDS_NAME_SUFFIX})'"
    158 BATCH_LIBICUDT=		"//'${LOADEXP}(${PDS_FULL_NAME}DA${ICU_PDS_NAME_SUFFIX})'"
    159 PKGDATA_DEFS        += -DU_LIBICUDATA_NAME=\"$(ICUPREFIX)$(DATA_STUBNAME)$(ICULIBSUFFIX)\"
    160 endif
    161 
    162 BATCH_COMMON_TARGET="//'${LOADMOD}(${PDS_FULL_NAME}UC${ICU_PDS_NAME_SUFFIX})'"
    163 BATCH_I18N_TARGET="//'${LOADMOD}(${PDS_FULL_NAME}IN${ICU_PDS_NAME_SUFFIX})'"
    164 BATCH_IO_TARGET="//'${LOADMOD}(${PDS_FULL_NAME}IO${ICU_PDS_NAME_SUFFIX})'"
    165 BATCH_LAYOUT_TARGET="//'${LOADMOD}(${PDS_FULL_NAME}LE${ICU_PDS_NAME_SUFFIX})'"
    166 BATCH_LAYOUTEX_TARGET="//'${LOADMOD}(${PDS_FULL_NAME}LX${ICU_PDS_NAME_SUFFIX})'"
    167 
    168 BATCH_LIBICUUC=		"//'${LOADEXP}(${PDS_FULL_NAME}UC${ICU_PDS_NAME_SUFFIX})'"
    169 BATCH_LIBICUI18N=	"//'${LOADEXP}(${PDS_FULL_NAME}IN${ICU_PDS_NAME_SUFFIX})'"
    170 BATCH_LIBICUIO=		"//'${LOADEXP}(${PDS_FULL_NAME}IO${ICU_PDS_NAME_SUFFIX})'"
    171 BATCH_LIBICULE=		"//'${LOADEXP}(${PDS_FULL_NAME}LE${ICU_PDS_NAME_SUFFIX})'"
    172 BATCH_LIBICULX=		"//'${LOADEXP}(${PDS_FULL_NAME}LX${ICU_PDS_NAME_SUFFIX})'"
    173 endif
    174 
    175 
    176 ## Link commands to link to ICU libs
    177 LIBICUDT=	$(top_builddir)/stubdata/$(LIBICU)data$(ICULIBSUFFIX)$(STUB_SUFFIX)$(SO_TARGET_VERSION).x
    178 LIBICUUC=	$(top_builddir)/common/$(LIBICU)uc$(ICULIBSUFFIX)$(SO_TARGET_VERSION).x
    179 LIBICUI18N=	$(top_builddir)/i18n/$(LIBICU)i18n$(ICULIBSUFFIX)$(SO_TARGET_VERSION).x
    180 LIBICULX=	$(top_builddir)/layoutex/$(LIBICU)lx$(ICULIBSUFFIX)$(SO_TARGET_VERSION).x
    181 LIBICUIO=	$(top_builddir)/io/$(LIBICU)io$(ICULIBSUFFIX)$(SO_TARGET_VERSION).x
    182 LIBCTESTFW=	$(top_builddir)/tools/ctestfw/$(LIBICU)test$(ICULIBSUFFIX)$(SO_TARGET_VERSION).x
    183 LIBICUTOOLUTIL=	$(top_builddir)/tools/toolutil/$(LIBICU)tu$(ICULIBSUFFIX)$(SO_TARGET_VERSION).x
    184 
    185 ifneq (${ICUDATA_CHAR},e)
    186 #SH# if [ "$ICUDATA_CHAR" != "e" ]; then
    187 ## We're in ASCII mode.
    188 CFLAGS		+= -Wc,'ascii'
    189 CXXFLAGS	+= -Wc,'ascii'
    190 SO = so
    191 else
    192 #SH# else
    193 ## We're in EBCDIC mode.
    194 ## Shared object suffix
    195 SO = dll
    196 endif
    197 #SH# fi
    198 
    199 ## Special 390 rules
    200 
    201 ## Build archive from object
    202 %.a : $(OBJECTS)
    203 	$(AR) $(ARFLAGS) $@ $(OBJECTS)
    204 
    205 ## Compilation rules
    206 %.$(STATIC_O): $(srcdir)/%.c
    207 	$(COMPILE.c) $(STATICCPPFLAGS) $(STATICCFLAGS) -o $@ $<
    208 %.o: $(srcdir)/%.c
    209 	$(COMPILE.c) $(DYNAMICCPPFLAGS) $(DYNAMICCFLAGS) -o $@ $<
    210 
    211 %.$(STATIC_O): $(srcdir)/%.cpp
    212 	$(COMPILE.cc) $(STATICCPPFLAGS) $(STATICCXXFLAGS) -o $@ $<
    213 %.o: $(srcdir)/%.cpp
    214 	$(COMPILE.cc) $(DYNAMICCPPFLAGS) $(DYNAMICCXXFLAGS) -o $@ $<
    215 
    216 ## Dependency rules
    217 %.d : %.u
    218 	@$(SHELL) -ec 'cat $<  \
    219 		| sed '\''s/\($*\)\.o[ :]*/\1.o $@ : /g'\'' > $@; \
    220 		[ -s $@ ] || rm -f $@ ; rm -f $<'
    221 
    222 %.u : $(srcdir)/%.c
    223 	@echo "generating dependency information for $<"
    224 	@$(SHELL) -ec 'touch            $*.u  > /dev/null 2>&1'
    225 	@$(SHELL) -ec '$(GEN_DEPS.c) -f $*.u $< > /dev/null 2>&1'
    226 
    227 %.u : $(srcdir)/%.cpp
    228 	@echo "generating dependency information for $<"
    229 	@$(SHELL) -ec 'touch              $*.u  > /dev/null 2>&1'
    230 	@$(SHELL) -ec '$(GEN_DEPS.cc)  -f $*.u $< > /dev/null 2>&1'
    231 
    232 ## Versioned libraries rules
    233 %$(SO_TARGET_VERSION_MAJOR).$(SO): %$(SO_TARGET_VERSION).$(SO)
    234 	$(RM) $@ && ln -s ${*F}$(SO_TARGET_VERSION).$(SO) $@
    235 %.$(SO): %$(SO_TARGET_VERSION).$(SO)
    236 	$(RM) $@ && ln -s ${*F}$(SO_TARGET_VERSION).$(SO) $@
    237 
    238 ## Install libraries as executable
    239 INSTALL-L=$(INSTALL_PROGRAM)
    240 
    241 ## End 390-specific setup
    242