text: $! make libz under VMS written by
  $! Martin P.J. Zinser
  $!
  $! In case of problems with the install you might contact me at
  $! zinser@zinser.no-ip.info(preferred) or
  $! martin.zinser@eurexchange.com (work)
  $!
  $! Make procedure history for Zlib
  $!
  $!------------------------------------------------------------------------------
  $! Version history
  $! 0.01 20060120 First version to receive a number
  $! 0.02 20061008 Adapt to new Makefile.in
  $! 0.03 20091224 Add support for large file check
  $! 0.04 20100110 Add new gzclose, gzlib, gzread, gzwrite
  $! 0.05 20100221 Exchange zlibdefs.h by zconf.h.in
  $! 0.06 20120111 Fix missing amiss_err, update zconf_h.in, fix new exmples
  $!               subdir path, update module search in makefile.in
  $! 0.07 20120115 Triggered by work done by Alexey Chupahin completly redesigned
  $!               shared image creation
  $! 0.08 20120219 Make it work on VAX again, pre-load missing symbols to shared
  $!               image
  $! 0.09 20120305 SMS.  P1 sets builder ("MMK", "MMS", " " (built-in)).
  $!               "" -> automatic, preference: MMK, MMS, built-in.
  $!
  $ on error then goto err_exit
  $!
  $ true  = 1
  $ false = 0
  $ tmpnam = "temp_" + f$getjpi("","pid")
  $ tt = tmpnam + ".txt"
  $ tc = tmpnam + ".c"
  $ th = tmpnam + ".h"
  $ define/nolog tconfig 'th'
  $ its_decc = false
  $ its_vaxc = false
  $ its_gnuc = false
  $ s_case   = False
  $!
  $! Setup variables holding "config" information
  $!
  $ Make    = "''p1'"
  $ name     = "Zlib"
  $ version  = "?.?.?"
  $ v_string = "ZLIB_VERSION"
  $ v_file   = "zlib.h"
  $ ccopt   = "/include = []"
  $ lopts   = ""
  $ dnsrl   = ""
  $ aconf_in_file = "zconf.h.in#zconf.h_in#zconf_h.in"
  $ conf_check_string = ""
  $ linkonly = false
  $ optfile  = name + ".opt"
  $ mapfile  = name + ".map"
  $ libdefs  = ""
  $ vax      = f$getsyi("HW_MODEL").lt.1024
  $ axp      = f$getsyi("HW_MODEL").ge.1024 .and. f$getsyi("HW_MODEL").lt.4096
  $ ia64     = f$getsyi("HW_MODEL").ge.4096
  $!
  $! 2012-03-05 SMS.
  $! Why is this needed?  And if it is needed, why not simply ".not. vax"?
  $!
  $!!! if axp .or. ia64 then  set proc/parse=extended
  $!
  $ whoami = f$parse(f$environment("Procedure"),,,,"NO_CONCEAL")
  $ mydef  = F$parse(whoami,,,"DEVICE")
  $ mydir  = f$parse(whoami,,,"DIRECTORY") - "]["
  $ myproc = f$parse(whoami,,,"Name") + f$parse(whoami,,,"type")
  $!
  $! Check for MMK/MMS
  $!
  $ if (Make .eqs. "")
  $ then
  $   If F$Search ("Sys$System:MMS.EXE") .nes. "" Then Make = "MMS"
  $   If F$Type (MMK) .eqs. "STRING" Then Make = "MMK"
  $ else
  $   Make = f$edit( Make, "trim")
  $ endif
  $!
  $ gosub find_version
  $!
  $  open/write topt tmp.opt
  $  open/write optf 'optfile'
  $!
  $ gosub check_opts
  $!
  $! Look for the compiler used
  $!
  $ gosub check_compiler
  $ close topt
  $ close optf
  $!
  $ 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
  $!
  $! 2012-03-05 SMS.
  $! Why /NAMES = AS_IS?  Why not simply ".not. vax"?  And why not on VAX?
  $!
  $   if axp .or. ia64
  $   then
  $       ccopt = ccopt + "/name=as_is/opt=(inline=speed)"
  $       s_case = true
  $   endif
  $ endif
  $ if its_vaxc .or. its_gnuc
  $ then
  $    if f$trnlnm("SYS").eqs."" then define sys sys$library:
  $ endif
  $!
  $! Build a fake configure input header
  $!
  $ open/write conf_hin config.hin
  $ write conf_hin "#undef _LARGEFILE64_SOURCE"
  $ close conf_hin
  $!
  $!
  $ i = 0
  $FIND_ACONF:
  $ fname = f$element(i,"#",aconf_in_file)
  $ if fname .eqs. "#" then goto AMISS_ERR
  $ if f$search(fname) .eqs. ""
  $ then
  $   i = i + 1
  $   goto find_aconf
  $ endif
  $ open/read/err=aconf_err aconf_in 'fname'
  $ open/write aconf zconf.h
  $ACONF_LOOP:
  $ read/end_of_file=aconf_exit aconf_in line
  $ work = f$edit(line, "compress,trim")
  $ if f$extract(0,6,work) .nes. "#undef"
  $ then
  $   if f$extract(0,12,work) .nes. "#cmakedefine"
  $   then
  $       write aconf line
  $   endif
  $ else
  $   cdef = f$element(1," ",work)
  $   gosub check_config
  $ endif
  $ goto aconf_loop
  $ACONF_EXIT:
  $ write aconf ""
  $ write aconf "/* VMS specifics added by make_vms.com: */"
  $ write aconf "#define VMS 1"
  $ write aconf "#include <unistd.h>"
  $ write aconf "#include <unixio.h>"
  $ write aconf "#ifdef _LARGEFILE"
  $ write aconf "# define off64_t __off64_t"
  $ write aconf "# define fopen64 fopen"
  $ write aconf "# define fseeko64 fseeko"
  $ write aconf "# define lseek64 lseek"
  $ write aconf "# define ftello64 ftell"
  $ write aconf "#endif"
  $ write aconf "#if !defined( __VAX) && (__CRTL_VER >= 70312000)"
  $ write aconf "# define HAVE_VSNPRINTF"
  $ write aconf "#endif"
  $ close aconf_in
  $ close aconf
  $ if f$search("''th'") .nes. "" then delete 'th';*
  $! Build the thing plain or with mms
  $!
  $ write sys$output "Compiling Zlib sources ..."
  $ if make.eqs.""
  $ then
  $   if (f$search( "example.obj;*") .nes. "") then delete example.obj;*
  $   if (f$search( "minigzip.obj;*") .nes. "") then delete 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 gzclose.OBJ "CC ''CCOPT' gzclose" -
                  gzclose.c zutil.h zlib.h zconf.h
  $   CALL MAKE gzlib.OBJ "CC ''CCOPT' gzlib" -
                  gzlib.c zutil.h zlib.h zconf.h
  $   CALL MAKE gzread.OBJ "CC ''CCOPT' gzread" -
                  gzread.c zutil.h zlib.h zconf.h
  $   CALL MAKE gzwrite.OBJ "CC ''CCOPT' gzwrite" -
                  gzwrite.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' [.test]example" -
                  [.test]example.c zlib.h zconf.h
  $   call make example.exe "LINK example,libz.olb/lib" example.obj libz.olb
  $   write sys$output "Building minigzip..."
  $   CALL MAKE minigzip.OBJ "CC ''CCOPT' [.test]minigzip" -
                [.test]minigzip.c zlib.h zconf.h
  $   call make minigzip.exe -
                "LINK minigzip,libz.olb/lib" -
                minigzip.obj libz.olb
  $ else
  $   gosub crea_mms
  $   write sys$output "Make ''name' ''version' with ''Make' "
  $   'make'
  $ endif
  $!
  $! Create shareable image
  $!
  $ gosub crea_olist
  $ write sys$output "Creating libzshr.exe"
  $ call map_2_shopt 'mapfile' 'optfile'
  $ LINK_'lopts'/SHARE=libzshr.exe modules.opt/opt,'optfile'/opt
  $ write sys$output "Zlib build completed"
  $ delete/nolog tmp.opt;*
  $ exit
  $AMISS_ERR:
  $ write sys$output "No source for config.hin found."
  $ write sys$output "Tried any of ''aconf_in_file'"
  $ goto err_exit
  $CC_ERR:
  $ write sys$output "C compiler required to build ''name'"
  $ goto err_exit
  $ERR_EXIT:
  $ set message/facil/ident/sever/text
  $ close/nolog optf
  $ close/nolog topt
  $ close/nolog aconf_in
  $ close/nolog aconf
  $ close/nolog out
  $ close/nolog min
  $ close/nolog mod
  $ close/nolog h_in
  $ 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
  $!
  $!------------------------------------------------------------------------------
  $! Version history
  $! 0.01 20041206 First version to receive a number
  $! 0.02 20060126 Add new "HELP" target
  $ CHECK_OPTS:
  $ i = 1
  $ OPT_LOOP:
  $ if i .lt. 9
  $ then
  $   cparm = f$edit(p'i',"upcase")
  $!
  $! Check if parameter actually contains something
  $!
  $   if f$edit(cparm,"trim") .nes. ""
  $   then
  $     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
  $     if cparm .eqs. "HELP" then gosub bhelp
  $   endif
  $   i = i + 1
  $   goto opt_loop
  $ endif
  $ return
  $!------------------------------------------------------------------------------
  $!
  $! Look for the compiler used
  $!
  $! Version history
  $! 0.01 20040223 First version to receive a number
  $! 0.02 20040229 Save/set value of decc$no_rooted_search_lists
  $! 0.03 20060202 Extend handling of GNU C
  $! 0.04 20090402 Compaq -> hp
  $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 ... hp C"
  $     if f$trnlnm("decc$no_rooted_search_lists") .nes. ""
  $     then
  $       dnrsl = f$trnlnm("decc$no_rooted_search_lists")
  $     endif
  $     define/nolog decc$no_rooted_search_lists 1
  $   else
  $     if its_vaxc then write sys$output "CC compiler check ... VAX C"
  $     if its_gnuc
  $     then
  $         write sys$output "CC compiler check ... GNU C"
  $         if f$trnlnm(topt) then write topt "gnu_cc:[000000]gcclib.olb/lib"
  $         if f$trnlnm(optf) then write optf "gnu_cc:[000000]gcclib.olb/lib"
  $         cc = "gcc"
  $     endif
  $     if f$trnlnm(topt) then write topt "sys$share:vaxcrtl.exe/share"
  $     if f$trnlnm(optf) then write optf "sys$share:vaxcrtl.exe/share"
  $   endif
  $ 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 martin.zinser@eurexchange.com>
  
  OBJS = adler32.obj, compress.obj, crc32.obj, gzclose.obj, gzlib.obj\
         gzread.obj, gzwrite.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
  $ write out "all : example.exe minigzip.exe libz.olb"
  $ copy sys$input: out
  $ deck
          @ 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
  
  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  : [.test]example.c zlib.h zconf.h
  gzclose.obj  : gzclose.c zutil.h zlib.h zconf.h
  gzlib.obj    : gzlib.c zutil.h zlib.h zconf.h
  gzread.obj   : gzread.c zutil.h zlib.h zconf.h
  gzwrite.obj  : gzwrite.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 : [.test]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_list = "OBJZ =#OBJG ="
  $MRLOOP:
  $ read/end=mrdone min rec
  $ i = 0
  $SRC_CHECK_LOOP:
  $ src_check = f$element(i, "#", src_check_list)
  $ i = i+1
  $ if src_check .eqs. "#" then goto mrloop
  $ if (f$extract(0,6,rec) .nes. src_check) then goto src_check_loop
  $ rec = rec - src_check
  $ gosub extra_filnam
  $ if (f$element(1,"\",rec) .eqs. "\") then goto mrloop
  $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
  $!------------------------------------------------------------------------------
  $!
  $CHECK_CONFIG:
  $!
  $ in_ldef = f$locate(cdef,libdefs)
  $ if (in_ldef .lt. f$length(libdefs))
  $ then
  $   write aconf "#define ''cdef' 1"
  $   libdefs = f$extract(0,in_ldef,libdefs) + -
                f$extract(in_ldef + f$length(cdef) + 1, -
                          f$length(libdefs) - in_ldef - f$length(cdef) - 1, -
                          libdefs)
  $ else
  $   if (f$type('cdef') .eqs. "INTEGER")
  $   then
  $     write aconf "#define ''cdef' ", 'cdef'
  $   else
  $     if (f$type('cdef') .eqs. "STRING")
  $     then
  $       write aconf "#define ''cdef' ", """", '''cdef'', """"
  $     else
  $       gosub check_cc_def
  $     endif
  $   endif
  $ endif
  $ return
  $!------------------------------------------------------------------------------
  $!
  $! Check if this is a define relating to the properties of the C/C++
  $! compiler
  $!
  $ CHECK_CC_DEF:
  $ if (cdef .eqs. "_LARGEFILE64_SOURCE")
  $ then
  $   copy sys$input: 'tc'
  $   deck
  #include "tconfig"
  #define _LARGEFILE
  #include <stdio.h>
  
  int main(){
  FILE *fp;
    fp = fopen("temp.txt","r");
    fseeko(fp,1,SEEK_SET);
    fclose(fp);
  }
  
  $   eod
  $   test_inv = false
  $   comm_h = false
  $   gosub cc_prop_check
  $   return
  $ endif
  $ write aconf "/* ", line, " */"
  $ return
  $!------------------------------------------------------------------------------
  $!
  $! Check for properties of C/C++ compiler
  $!
  $! Version history
  $! 0.01 20031020 First version to receive a number
  $! 0.02 20031022 Added logic for defines with value
  $! 0.03 20040309 Make sure local config file gets not deleted
  $! 0.04 20041230 Also write include for configure run
  $! 0.05 20050103 Add processing of "comment defines"
  $CC_PROP_CHECK:
  $ cc_prop = true
  $ is_need = false
  $ is_need = (f$extract(0,4,cdef) .eqs. "NEED") .or. (test_inv .eq. true)
  $ if f$search(th) .eqs. "" then create 'th'
  $ set message/nofac/noident/nosever/notext
  $ on error then continue
  $ cc 'tmpnam'
  $ if .not. ($status)  then cc_prop = false
  $ on error then continue
  $! The headers might lie about the capabilities of the RTL
  $ link 'tmpnam',tmp.opt/opt
  $ if .not. ($status)  then cc_prop = false
  $ set message/fac/ident/sever/text
  $ on error then goto err_exit
  $ delete/nolog 'tmpnam'.*;*/exclude='th'
  $ if (cc_prop .and. .not. is_need) .or. -
       (.not. cc_prop .and. is_need)
  $ then
  $   write sys$output "Checking for ''cdef'... yes"
  $   if f$type('cdef_val'_yes) .nes. ""
  $   then
  $     if f$type('cdef_val'_yes) .eqs. "INTEGER" -
           then call write_config f$fao("#define !AS !UL",cdef,'cdef_val'_yes)
  $     if f$type('cdef_val'_yes) .eqs. "STRING" -
           then call write_config f$fao("#define !AS !AS",cdef,'cdef_val'_yes)
  $   else
  $     call write_config f$fao("#define !AS 1",cdef)
  $   endif
  $   if (cdef .eqs. "HAVE_FSEEKO") .or. (cdef .eqs. "_LARGE_FILES") .or. -
         (cdef .eqs. "_LARGEFILE64_SOURCE") then -
        call write_config f$string("#define _LARGEFILE 1")
  $ else
  $   write sys$output "Checking for ''cdef'... no"
  $   if (comm_h)
  $   then
        call write_config f$fao("/* !AS */",line)
  $   else
  $     if f$type('cdef_val'_no) .nes. ""
  $     then
  $       if f$type('cdef_val'_no) .eqs. "INTEGER" -
             then call write_config f$fao("#define !AS !UL",cdef,'cdef_val'_no)
  $       if f$type('cdef_val'_no) .eqs. "STRING" -
             then call write_config f$fao("#define !AS !AS",cdef,'cdef_val'_no)
  $     else
  $       call write_config f$fao("#undef !AS",cdef)
  $     endif
  $   endif
  $ endif
  $ return
  $!------------------------------------------------------------------------------
  $!
  $! Check for properties of C/C++ compiler with multiple result values
  $!
  $! Version history
  $! 0.01 20040127 First version
  $! 0.02 20050103 Reconcile changes from cc_prop up to version 0.05
  $CC_MPROP_CHECK:
  $ cc_prop = true
  $ i    = 1
  $ idel = 1
  $ MT_LOOP:
  $ if f$type(result_'i') .eqs. "STRING"
  $ then
  $   set message/nofac/noident/nosever/notext
  $   on error then continue
  $   cc 'tmpnam'_'i'
  $   if .not. ($status)  then cc_prop = false
  $   on error then continue
  $! The headers might lie about the capabilities of the RTL
  $   link 'tmpnam'_'i',tmp.opt/opt
  $   if .not. ($status)  then cc_prop = false
  $   set message/fac/ident/sever/text
  $   on error then goto err_exit
  $   delete/nolog 'tmpnam'_'i'.*;*
  $   if (cc_prop)
  $   then
  $     write sys$output "Checking for ''cdef'... ", mdef_'i'
  $     if f$type(mdef_'i') .eqs. "INTEGER" -
           then call write_config f$fao("#define !AS !UL",cdef,mdef_'i')
  $     if f$type('cdef_val'_yes) .eqs. "STRING" -
           then call write_config f$fao("#define !AS !AS",cdef,mdef_'i')
  $     goto msym_clean
  $   else
  $     i = i + 1
  $     goto mt_loop
  $   endif
  $ endif
  $ write sys$output "Checking for ''cdef'... no"
  $ call write_config f$fao("#undef !AS",cdef)
  $ MSYM_CLEAN:
  $ if (idel .le. msym_max)
  $ then
  $   delete/sym mdef_'idel'
  $   idel = idel + 1
  $   goto msym_clean
  $ endif
  $ return
  $!------------------------------------------------------------------------------
  $!
  $! Write configuration to both permanent and temporary config file
  $!
  $! Version history
  $! 0.01 20031029 First version to receive a number
  $!
  $WRITE_CONFIG: SUBROUTINE
  $  write aconf 'p1'
  $  open/append confh 'th'
  $  write confh 'p1'
  $  close confh
  $ENDSUBROUTINE
  $!------------------------------------------------------------------------------
  $!
  $! Analyze the project map file and create the symbol vector for a shareable
  $! image from it
  $!
  $! Version history
  $! 0.01 20120128 First version
  $! 0.02 20120226 Add pre-load logic
  $!
  $ MAP_2_SHOPT: Subroutine
  $!
  $ SAY := "WRITE_ SYS$OUTPUT"
  $!
  $ IF F$SEARCH("''P1'") .EQS. ""
  $ THEN
  $    SAY "MAP_2_SHOPT-E-NOSUCHFILE:  Error, inputfile ''p1' not available"
  $    goto exit_m2s
  $ ENDIF
  $ IF "''P2'" .EQS. ""
  $ THEN
  $    SAY "MAP_2_SHOPT:  Error, no output file provided"
  $    goto exit_m2s
  $ ENDIF
  $!
  $ module1 = "deflate#deflateEnd#deflateInit_#deflateParams#deflateSetDictionary"
  $ module2 = "gzclose#gzerror#gzgetc#gzgets#gzopen#gzprintf#gzputc#gzputs#gzread"
  $ module3 = "gzseek#gztell#inflate#inflateEnd#inflateInit_#inflateSetDictionary"
  $ module4 = "inflateSync#uncompress#zlibVersion#compress"
  $ open/read map 'p1
  $ if axp .or. ia64
  $ then
  $     open/write aopt a.opt
  $     open/write bopt b.opt
  $     write aopt " CASE_SENSITIVE=YES"
  $     write bopt "SYMBOL_VECTOR= (-"
  $     mod_sym_num = 1
  $ MOD_SYM_LOOP:
  $     if f$type(module'mod_sym_num') .nes. ""
  $     then
  $         mod_in = 0
  $ MOD_SYM_IN:
  $         shared_proc = f$element(mod_in, "#", module'mod_sym_num')
  $         if shared_proc .nes. "#"
  $         then
  $             write aopt f$fao(" symbol_vector=(!AS/!AS=PROCEDURE)",-
          		       f$edit(shared_proc,"upcase"),shared_proc)
  $             write bopt f$fao("!AS=PROCEDURE,-",shared_proc)
  $             mod_in = mod_in + 1
  $             goto mod_sym_in
  $         endif
  $         mod_sym_num = mod_sym_num + 1
  $         goto mod_sym_loop
  $     endif
  $MAP_LOOP:
  $     read/end=map_end map line
  $     if (f$locate("{",line).lt. f$length(line)) .or. -
           (f$locate("global:", line) .lt. f$length(line))
  $     then
  $         proc = true
  $         goto map_loop
  $     endif
  $     if f$locate("}",line).lt. f$length(line) then proc = false
  $     if f$locate("local:", line) .lt. f$length(line) then proc = false
  $     if proc
  $     then
  $         shared_proc = f$edit(line,"collapse")
  $         chop_semi = f$locate(";", shared_proc)
  $         if chop_semi .lt. f$length(shared_proc) then -
                shared_proc = f$extract(0, chop_semi, shared_proc)
  $         write aopt f$fao(" symbol_vector=(!AS/!AS=PROCEDURE)",-
          			 f$edit(shared_proc,"upcase"),shared_proc)
  $         write bopt f$fao("!AS=PROCEDURE,-",shared_proc)
  $     endif
  $     goto map_loop
  $MAP_END:
  $     close/nolog aopt
  $     close/nolog bopt
  $     open/append libopt 'p2'
  $     open/read aopt a.opt
  $     open/read bopt b.opt
  $ALOOP:
  $     read/end=aloop_end aopt line
  $     write libopt line
  $     goto aloop
  $ALOOP_END:
  $     close/nolog aopt
  $     sv = ""
  $BLOOP:
  $     read/end=bloop_end bopt svn
  $     if (svn.nes."")
  $     then
  $        if (sv.nes."") then write libopt sv
  $        sv = svn
  $     endif
  $     goto bloop
  $BLOOP_END:
  $     write libopt f$extract(0,f$length(sv)-2,sv), "-"
  $     write libopt ")"
  $     close/nolog bopt
  $     delete/nolog/noconf a.opt;*,b.opt;*
  $ else
  $     if vax
  $     then
  $     open/append libopt 'p2'
  $     mod_sym_num = 1
  $ VMOD_SYM_LOOP:
  $     if f$type(module'mod_sym_num') .nes. ""
  $     then
  $         mod_in = 0
  $ VMOD_SYM_IN:
  $         shared_proc = f$element(mod_in, "#", module'mod_sym_num')
  $         if shared_proc .nes. "#"
  $         then
  $     	      write libopt f$fao("UNIVERSAL=!AS",-
        	  			     f$edit(shared_proc,"upcase"))
  $             mod_in = mod_in + 1
  $             goto vmod_sym_in
  $         endif
  $         mod_sym_num = mod_sym_num + 1
  $         goto vmod_sym_loop
  $     endif
  $VMAP_LOOP:
  $     	  read/end=vmap_end map line
  $     	  if (f$locate("{",line).lt. f$length(line)) .or. -
     	      (f$locate("global:", line) .lt. f$length(line))
  $     	  then
  $     	      proc = true
  $     	      goto vmap_loop
  $     	  endif
  $     	  if f$locate("}",line).lt. f$length(line) then proc = false
  $     	  if f$locate("local:", line) .lt. f$length(line) then proc = false
  $     	  if proc
  $     	  then
  $     	      shared_proc = f$edit(line,"collapse")
  $     	      chop_semi = f$locate(";", shared_proc)
  $     	      if chop_semi .lt. f$length(shared_proc) then -
        	  	  shared_proc = f$extract(0, chop_semi, shared_proc)
  $     	      write libopt f$fao("UNIVERSAL=!AS",-
        	  			     f$edit(shared_proc,"upcase"))
  $     	  endif
  $     	  goto vmap_loop
  $VMAP_END:
  $     else
  $         write sys$output "Unknown Architecture (Not VAX, AXP, or IA64)"
  $         write sys$output "No options file created"
  $     endif
  $ endif
  $ EXIT_M2S:
  $ close/nolog map
  $ close/nolog libopt
  $ endsubroutine
  