Experimental Physics and
Industrial Control System

Johnny Tang <[email protected]> · Sun, 19 May 96 23:09:43 EDT

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This mail is made of the recycled electrons
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Mailer: Elm [revision: 70.85]

> ---------------------------------------------------------------------
> ===========================================
> This mail is made of the recycled electrons
> ===========================================
> Mailer: Elm [revision: 70.85]
> 
> monaka wrote:
> > I know these extensions works so fine, but those link dynamically
> > their parts only.
> > My wish is to make base libraries (libDb.a, libca.a, ...).
> > This is difficult?
> 
> I have made base shared libraries: libca.sl, licCom.sl at CEBAF.
> To have current R3.12.2 config files to support building both
> shared and achived base libraries, you need modify 3 files in
> config/ and Makefile.Unix in base/src/ca/ (or base/src/libCom/).
> 
> Let me include what I did. I will work with Janet Anderson at
> APS to commit this support into the standard epics distribution.
> Hope that helps.
> 
> Johnny Tang
> CEBAF
> 
> -------------------------------------------------------------------
> 
> Note: the line marked with * is new line
>       and marked with + is modified line
> 
> 1. add two lines in CONFIG_SITE
>    ...
>    INSTALL_LOCATION_LIB        = $(INSTALL_LOCATION)/lib
> *  INSTALL_LOCATION_LIB_SL     = $(INSTALL_LOCATION)/lib_sl
>    ...
>    INSTALL_LIB                 = $(INSTALL_LOCATION_LIB)/$(T_A)
> *  INSTALL_LIB_SL              = $(INSTALL_LOCATION_LIB_SL)/$(T_A)
>    ...
> 
>    Define a location for shared libs and seperate shared libraries 
>    from achived ones:
>    base/lib and base/lib_sl
> 
> 2. add one line in CONFIG.Unix.hp700 ( or CONFIG.Unix.<host-arch> )
>    ...
>    COMPILE.c = $(CC) $(CFLAGS) $(CPPFLAGS) -c
> *  COMPILE_SL.c = $(CC) $(CFLAGS) $(CPPFLAGS) +z -c
>    ...
> 
> 3. add/modify lines and rules in RULES.Unix
>    ...
>    INSTALL_LIBS=$(LIBNAME:%=$(INSTALL_LIB)/%)
> *  INSTALL_LIBS_SL=$(LIBNAME_SL:%=$(INSTALL_LIB)/%) 
>    ...
> +  build: pre_build $(LIBNAME) $(LIBNAME_SL) $(TARGETS) $(PROD)
> 
> +  install: build $(INSTALL_INC) $(INSTALL_LIBS) $(INSTALL_LIBS_SL) $(TARGETS) $(INSTALL_PROD) $(INSTALL_MAN1) $(INSTALL_DOCS) $(INSTALL_SCRIPTS)
> 
>    ...
>    clean::
>         @echo "Cleaning"
> +       $(RM) *.o *.a $(TARGETS) $(PROD) $(LIBNAME) $(LIBNAME_SL) $(INC)
> 
>    ...
> *  %_sl.c: ../%.c
> *       $(RM) $@
> *       ln -s $< $@
> 
> *  %_sl.c: %.c
> *       $(RM) $@
> *       ln -s $< $@
> 
> *  %_sl.o: %_sl.c
> *       $(COMPILE_SL.c) $<
> 
>    %.o: %.c
>         $(COMPILE.c) $<
> 
>    %.o: ../%.c
>         $(COMPILE.c) $<
>   
>    ...
>    $(LIBNAME): $(LIBOBJS)
>         @if [ ! -z "$(LIBNAME)" ] ; \
>         then \
>                 echo Building library $@; \
>                 $(AR) $(ARFLAGS) $@ $(LIBOBJS); \
>                 $(RANLIB) $@; \
>         fi
> 
> *  $(LIBNAME_SL): $(LIBOBJS_SL)
> *       @if [ ! -z "$(LIBNAME_SL)" ] ; \
> *       then \
> *               echo Building Shared library $@; \
> *               echo ld -b -o $@ $(LIBOBJS_SL); \
> *               ld -b -o $@ $(LIBOBJS_SL); \
> *       fi
> 
>    ...
> #  This rule has to be before the next one
> *  $(INSTALL_LIB)/%.sl: %.sl
> *       echo "Installing shared library $< to $(INSTALL_LIB_SL)"
> *       test -d $(INSTALL_LOCATION_LIB_SL) || mkdir $(INSTALL_LOCATION_LIB_SL)
> *       test -d $(INSTALL_LIB_SL) || mkdir $(INSTALL_LIB_SL)
> *       $(INSTALL) -m 644 $< $(INSTALL_LIB_SL)
> 
> $(INSTALL_LIB)/%: %
>         @echo "Installing library $< to $@"
>         @test -d $(INSTALL_LOCATION_LIB) || mkdir $(INSTALL_LOCATION_LIB)
>         @test -d $(INSTALL_LIB) || mkdir $(INSTALL_LIB)
>         @$(INSTALL) -m 644 $< $(INSTALL_LIB)
>         @$(RANLIB) $(RANLIBFLAGS) $@
>    ...
> 
> 4. add two lines in base/src/XX/Makefile.Unix
>    where XX is ca, libCom, etc
> 
>    ...
>    LIBOBJS = ...
>    ...
> *  LIBOBJS_SL = $(LIBOBJS:%.o=%_sl.o)
> 
>    LIBNAME = libca.a
> *  LIBNAME_SL = libca.sl
>    ...
>   
> --
> =============================================================
> Johnny Tang     Voice: (804)249-7239  E-Mail: [email protected]
> Continuous Electron Beam Accelerator Facility
> 12000 Jefferson Avenue, MS 85A
> Newport News, Virginia 23606
> =============================================================
> 
> 


--
=============================================================
Johnny Tang     Voice: (804)249-7239  E-Mail: [email protected]
Continuous Electron Beam Accelerator Facility
12000 Jefferson Avenue, MS 85A
Newport News, Virginia 23606
=============================================================

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System