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