$! make libz under VMS written by

$! Martin P.J. Zinser

$! <zinser@zinser.no-ip.info or zinser@sysdev.deutsche-boerse.com>

$!

$ on error then goto err_exit

$!

$!

$! Just some general constants...

$!

$ true  = 1

$ false = 0

$ tmpnam = "temp_" + f$getjpi("","pid")

$ SAY = "WRITE SYS$OUTPUT"

$!

$! Setup variables holding "config" information

$!

$ Make     = ""

$ name     = "Zlib"

$ version  = "?.?.?"

$ v_string = "ZLIB_VERSION"

$ v_file   = "zlib.h"

$ ccopt    = ""

$ lopts    = ""

$ linkonly = false

$ optfile  = name + ".opt"

$ its_decc = false

$ its_vaxc = false

$ its_gnuc = false

$ axp      = f$getsyi("HW_MODEL").ge.1024

$ s_case   = false

$! Check for MMK/MMS

$!

$ If F$Search ("Sys$System:MMS.EXE") .nes. "" Then Make = "MMS"

$ If F$Type (MMK) .eqs. "STRING" Then Make = "MMK"

$!

$!

$ gosub find_version

$!

$ gosub check_opts

$!

$! Look for the compiler used

$!

$ gosub check_compiler

$ if its_decc

$ then

$   ccopt = "/prefix=all" + ccopt

$   if f$trnlnm("SYS") .eqs. ""

$   then

$     if axp

$     then

$       define sys sys$library:

$     else

$       ccopt = "/decc" + ccopt

$       define sys decc$library_include:

$     endif

$   endif

$ endif

$ if its_vaxc .or. its_gnuc

$ then

$    if f$trnlnm("SYS").eqs."" then define sys sys$library:

$ endif

$!

$! Build the thing plain or with mms

$!

$ write sys$output "Compiling Zlib sources ..."

$ if make.eqs.""

$  then

$   dele example.obj;*,minigzip.obj;*

$   CALL MAKE adler32.OBJ "CC ''CCOPT' adler32" -

                adler32.c zlib.h zconf.h

$   CALL MAKE compress.OBJ "CC ''CCOPT' compress" -

                compress.c zlib.h zconf.h

$   CALL MAKE crc32.OBJ "CC ''CCOPT' crc32" -

                crc32.c zlib.h zconf.h

$   CALL MAKE deflate.OBJ "CC ''CCOPT' deflate" -

                deflate.c deflate.h zutil.h zlib.h zconf.h

$   CALL MAKE gzio.OBJ "CC ''CCOPT' gzio" -

                gzio.c zutil.h zlib.h zconf.h

$   CALL MAKE infback.OBJ "CC ''CCOPT' infback" -

                infback.c zutil.h inftrees.h inflate.h inffast.h inffixed.h

$   CALL MAKE inffast.OBJ "CC ''CCOPT' inffast" -

                inffast.c zutil.h zlib.h zconf.h inffast.h

$   CALL MAKE inflate.OBJ "CC ''CCOPT' inflate" -

                inflate.c zutil.h zlib.h zconf.h infblock.h

$   CALL MAKE inftrees.OBJ "CC ''CCOPT' inftrees" -

                inftrees.c zutil.h zlib.h zconf.h inftrees.h

$   CALL MAKE trees.OBJ "CC ''CCOPT' trees" -

                trees.c deflate.h zutil.h zlib.h zconf.h

$   CALL MAKE uncompr.OBJ "CC ''CCOPT' uncompr" -

                uncompr.c zlib.h zconf.h

$   CALL MAKE zutil.OBJ "CC ''CCOPT' zutil" -

                zutil.c zutil.h zlib.h zconf.h

$   write sys$output "Building Zlib ..."

$   CALL MAKE libz.OLB "lib/crea libz.olb *.obj" *.OBJ

$   write sys$output "Building example..."

$   CALL MAKE example.OBJ "CC ''CCOPT' example" -

                example.c zlib.h zconf.h

$   call make example.exe "LINK example,libz.olb/lib" example.obj libz.olb

$   if f$search("x11vms:xvmsutils.olb") .nes. ""

$   then

$     write sys$output "Building minigzip..."

$     CALL MAKE minigzip.OBJ "CC ''CCOPT' minigzip" -

                minigzip.c zlib.h zconf.h

$     call make minigzip.exe -

                "LINK minigzip,libz.olb/lib,x11vms:xvmsutils.olb/lib" -

                minigzip.obj libz.olb

$   endif

$  else

$   gosub crea_mms

$   SAY "Make ''name' ''version' with ''Make' "

$   'make'

$  endif

$!

$! Alpha gets a shareable image

$!

$ If axp

$ Then

$   gosub crea_olist

$   write sys$output "Creating libzshr.exe"

$   call anal_obj_axp modules.opt _link.opt

$   if s_case

$   then

$      open/append optf modules.opt

$      write optf "case_sensitive=YES"

$      close optf

$   endif

$   LINK_'lopts'/SHARE=libzshr.exe modules.opt/opt,_link.opt/opt

$ endif

$ write sys$output "Zlib build completed"

$ exit

$CC_ERR:

$ write sys$output "C compiler required to build ''name'"

$ goto err_exit

$ERR_EXIT:

$ set message/facil/ident/sever/text

$ write sys$output "Exiting..."

$ exit 2

$!

$!

$MAKE: SUBROUTINE   !SUBROUTINE TO CHECK DEPENDENCIES

$ V = 'F$Verify(0)

$! P1 = What we are trying to make

$! P2 = Command to make it

$! P3 - P8  What it depends on

$

$ If F$Search(P1) .Eqs. "" Then Goto Makeit

$ Time = F$CvTime(F$File(P1,"RDT"))

$arg=3

$Loop:

$       Argument = P'arg

$       If Argument .Eqs. "" Then Goto Exit

$       El=0

$Loop2:

$       File = F$Element(El," ",Argument)

$       If File .Eqs. " " Then Goto Endl

$       AFile = ""

$Loop3:

$       OFile = AFile

$       AFile = F$Search(File)

$       If AFile .Eqs. "" .Or. AFile .Eqs. OFile Then Goto NextEl

$       If F$CvTime(F$File(AFile,"RDT")) .Ges. Time Then Goto Makeit

$       Goto Loop3

$NextEL:

$       El = El + 1

$       Goto Loop2

$EndL:

$ arg=arg+1

$ If arg .Le. 8 Then Goto Loop

$ Goto Exit

$

$Makeit:

$ VV=F$VERIFY(0)

$ write sys$output P2

$ 'P2

$ VV='F$Verify(VV)

$Exit:

$ If V Then Set Verify

$ENDSUBROUTINE

$!------------------------------------------------------------------------------

$!

$! Check command line options and set symbols accordingly

$!

$ CHECK_OPTS:

$ i = 1

$ OPT_LOOP:

$ if i .lt. 9

$ then

$   cparm = f$edit(p'i',"upcase")

$   if cparm .eqs. "DEBUG"

$   then

$     ccopt = ccopt + "/noopt/deb"

$     lopts = lopts + "/deb"

$   endif

$   if f$locate("CCOPT=",cparm) .lt. f$length(cparm)

$   then

$     start = f$locate("=",cparm) + 1

$     len   = f$length(cparm) - start

$     ccopt = ccopt + f$extract(start,len,cparm)

$     if f$locate("AS_IS",f$edit(ccopt,"UPCASE")) .lt. f$length(ccopt) -

         then s_case = true

$   endif

$   if cparm .eqs. "LINK" then linkonly = true

$   if f$locate("LOPTS=",cparm) .lt. f$length(cparm)

$   then

$     start = f$locate("=",cparm) + 1

$     len   = f$length(cparm) - start

$     lopts = lopts + f$extract(start,len,cparm)

$   endif

$   if f$locate("CC=",cparm) .lt. f$length(cparm)

$   then

$     start  = f$locate("=",cparm) + 1

$     len    = f$length(cparm) - start

$     cc_com = f$extract(start,len,cparm)

      if (cc_com .nes. "DECC") .and. -

         (cc_com .nes. "VAXC") .and. -

	 (cc_com .nes. "GNUC")

$     then

$       write sys$output "Unsupported compiler choice ''cc_com' ignored"

$       write sys$output "Use DECC, VAXC, or GNUC instead"

$     else

$     	if cc_com .eqs. "DECC" then its_decc = true

$     	if cc_com .eqs. "VAXC" then its_vaxc = true

$     	if cc_com .eqs. "GNUC" then its_gnuc = true

$     endif

$   endif

$   if f$locate("MAKE=",cparm) .lt. f$length(cparm)

$   then

$     start  = f$locate("=",cparm) + 1

$     len    = f$length(cparm) - start

$     mmks = f$extract(start,len,cparm)

$     if (mmks .eqs. "MMK") .or. (mmks .eqs. "MMS")

$     then

$       make = mmks

$     else

$       write sys$output "Unsupported make choice ''mmks' ignored"

$       write sys$output "Use MMK or MMS instead"

$     endif

$   endif

$   i = i + 1

$   goto opt_loop

$ endif

$ return

$!------------------------------------------------------------------------------

$!

$! Look for the compiler used

$!

$CHECK_COMPILER:

$ if (.not. (its_decc .or. its_vaxc .or. its_gnuc))

$ then

$   its_decc = (f$search("SYS$SYSTEM:DECC$COMPILER.EXE") .nes. "")

$   its_vaxc = .not. its_decc .and. (F$Search("SYS$System:VAXC.Exe") .nes. "")

$   its_gnuc = .not. (its_decc .or. its_vaxc) .and. (f$trnlnm("gnu_cc") .nes. "")

$ endif

$!

$! Exit if no compiler available

$!

$ if (.not. (its_decc .or. its_vaxc .or. its_gnuc))

$ then goto CC_ERR

$ else

$   if its_decc then write sys$output "CC compiler check ... Compaq C"

$   if its_vaxc then write sys$output "CC compiler check ... VAX C"

$   if its_gnuc then write sys$output "CC compiler check ... GNU C"

$ endif

$ return

$!------------------------------------------------------------------------------

$!

$! If MMS/MMK are available dump out the descrip.mms if required

$!

$CREA_MMS:

$ write sys$output "Creating descrip.mms..."

$ create descrip.mms

$ open/append out descrip.mms

$ copy sys$input: out

$ deck

# descrip.mms: MMS description file for building zlib on VMS

# written by Martin P.J. Zinser

# <zinser@zinser.no-ip.info or zinser@sysdev.deutsche-boerse.com>

OBJS = adler32.obj, compress.obj, crc32.obj, gzio.obj, uncompr.obj, infback.obj\

       deflate.obj, trees.obj, zutil.obj, inflate.obj, \

       inftrees.obj, inffast.obj

$ eod

$ write out "CFLAGS=", ccopt

$ write out "LOPTS=", lopts

$ copy sys$input: out

$ deck

all : example.exe minigzip.exe libz.olb

        @ write sys$output " Example applications available"

libz.olb : libz.olb($(OBJS))

	@ write sys$output " libz available"

example.exe : example.obj libz.olb

              link $(LOPTS) example,libz.olb/lib

minigzip.exe : minigzip.obj libz.olb

              link $(LOPTS) minigzip,libz.olb/lib,x11vms:xvmsutils.olb/lib

clean :

	delete *.obj;*,libz.olb;*,*.opt;*,*.exe;*

# Other dependencies.

adler32.obj  : adler32.c zutil.h zlib.h zconf.h

compress.obj : compress.c zlib.h zconf.h

crc32.obj    : crc32.c zutil.h zlib.h zconf.h

deflate.obj  : deflate.c deflate.h zutil.h zlib.h zconf.h

example.obj  : example.c zlib.h zconf.h

gzio.obj     : gzio.c zutil.h zlib.h zconf.h

inffast.obj  : inffast.c zutil.h zlib.h zconf.h inftrees.h inffast.h

inflate.obj  : inflate.c zutil.h zlib.h zconf.h

inftrees.obj : inftrees.c zutil.h zlib.h zconf.h inftrees.h

minigzip.obj : minigzip.c zlib.h zconf.h

trees.obj    : trees.c deflate.h zutil.h zlib.h zconf.h

uncompr.obj  : uncompr.c zlib.h zconf.h

zutil.obj    : zutil.c zutil.h zlib.h zconf.h

infback.obj  : infback.c zutil.h inftrees.h inflate.h inffast.h inffixed.h

$ eod

$ close out

$ return

$!------------------------------------------------------------------------------

$!

$! Read list of core library sources from makefile.in and create options

$! needed to build shareable image

$!

$CREA_OLIST:

$ open/read min makefile.in

$ open/write mod modules.opt

$ src_check = "OBJS ="

$MRLOOP:

$ read/end=mrdone min rec

$ if (f$extract(0,6,rec) .nes. src_check) then goto mrloop

$ rec = rec - src_check

$ gosub extra_filnam

$ if (f$element(1,"\",rec) .eqs. "\") then goto mrdone

$MRSLOOP:

$ read/end=mrdone min rec

$ gosub extra_filnam

$ if (f$element(1,"\",rec) .nes. "\") then goto mrsloop

$MRDONE:

$ close min

$ close mod

$ return

$!------------------------------------------------------------------------------

$!

$! Take record extracted in crea_olist and split it into single filenames

$!

$EXTRA_FILNAM:

$ myrec = f$edit(rec - "\", "trim,compress")

$ i = 0

$FELOOP:

$ srcfil = f$element(i," ", myrec)

$ if (srcfil .nes. " ")

$ then

$   write mod f$parse(srcfil,,,"NAME"), ".obj"

$   i = i + 1

$   goto feloop

$ endif

$ return

$!------------------------------------------------------------------------------

$!

$! Find current Zlib version number

$!

$FIND_VERSION:

$ open/read h_in 'v_file'

$hloop:

$ read/end=hdone h_in rec

$ rec = f$edit(rec,"TRIM")

$ if (f$extract(0,1,rec) .nes. "#") then goto hloop

$ rec = f$edit(rec - "#", "TRIM")

$ if f$element(0," ",rec) .nes. "define" then goto hloop

$ if f$element(1," ",rec) .eqs. v_string

$ then

$   version = 'f$element(2," ",rec)'

$   goto hdone

$ endif

$ goto hloop

$hdone:

$ close h_in

$ return

$!------------------------------------------------------------------------------

$!

$! Analyze Object files for OpenVMS AXP to extract Procedure and Data

$! information to build a symbol vector for a shareable image

$! All the "brains" of this logic was suggested by Hartmut Becker

$! (Hartmut.Becker@compaq.com). All the bugs were introduced by me

$! (zinser@decus.de), so if you do have problem reports please do not

$! bother Hartmut/HP, but get in touch with me

$!

$ ANAL_OBJ_AXP: Subroutine

$ V = 'F$Verify(0)

$ SAY := "WRITE_ SYS$OUTPUT"

$

$ IF F$SEARCH("''P1'") .EQS. ""

$ THEN

$    SAY "ANAL_OBJ_AXP-E-NOSUCHFILE:  Error, inputfile ''p1' not available"

$    goto exit_aa

$ ENDIF

$ IF "''P2'" .EQS. ""

$ THEN

$    SAY "ANAL_OBJ_AXP:  Error, no output file provided"

$    goto exit_aa

$ ENDIF

$

$ open/read in 'p1

$ create a.tmp

$ open/append atmp a.tmp

$ loop:

$ read/end=end_loop in line

$ f= f$search(line)

$ if f .eqs. ""

$ then

$	write sys$output "ANAL_OBJ_AXP-w-nosuchfile, ''line'"

$	goto loop

$ endif

$ define/user sys$output nl:

$ define/user sys$error nl:

$ anal/obj/gsd 'f /out=x.tmp

$ open/read xtmp x.tmp

$ XLOOP:

$ read/end=end_xloop xtmp xline

$ xline = f$edit(xline,"compress")

$ write atmp xline

$ goto xloop

$ END_XLOOP:

$ close xtmp

$ goto loop

$ end_loop:

$ close in

$ close atmp

$ if f$search("a.tmp") .eqs. "" -

	then $ exit

$ ! all global definitions

$ search a.tmp "symbol:","EGSY$V_DEF 1","EGSY$V_NORM 1"/out=b.tmp

$ ! all procedures

$ search b.tmp "EGSY$V_NORM 1"/wind=(0,1) /out=c.tmp

$ search c.tmp "symbol:"/out=d.tmp

$ define/user sys$output nl:

$ edito/edt/command=sys$input d.tmp

sub/symbol: "/symbol_vector=(/whole

sub/"/=PROCEDURE)/whole

exit

$ ! all data

$ search b.tmp "EGSY$V_DEF 1"/wind=(0,1) /out=e.tmp

$ search e.tmp "symbol:"/out=f.tmp

$ define/user sys$output nl:

$ edito/edt/command=sys$input f.tmp

sub/symbol: "/symbol_vector=(/whole

sub/"/=DATA)/whole

exit

$ sort/nodupl d.tmp,f.tmp 'p2'

$ delete a.tmp;*,b.tmp;*,c.tmp;*,d.tmp;*,e.tmp;*,f.tmp;*

$ if f$search("x.tmp") .nes. "" -

	then $ delete x.tmp;*

$!

$ EXIT_AA:

$ if V then set verify

$ endsubroutine

$!------------------------------------------------------------------------------