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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [libiberty/] [vmsbuild.com] - Blame information for rev 840

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Line No. Rev Author Line
1 24 jeremybenn
$! libiberty/vmsbuild.com -- build liberty.olb for VMS host, VMS target
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$!
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$ CC    = "gcc /noVerbose/Debug/Incl=([],[-.include])"
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$ LIBR  = "library /Obj"
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$ LINK  = "link"
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$ DELETE= "delete /noConfirm"
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$ SEARCH= "search /Exact"
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$ ECHO  = "write sys$output"
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$ ABORT = "exit %x002C"
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$!
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$ LIB_NAME = "liberty.olb"      !this is what we're going to construct
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$ WORK_LIB = "new-lib.olb"      !used to guard against an incomplete build
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$
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$! manually copied from Makefile.in
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$ REQUIRED_OFILES = "argv.o basename.o choose-temp.o concat.o cplus-dem.o "-
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        + "fdmatch.o fnmatch.o getopt.o getopt1.o getruntime.o hex.o "-
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        + "floatformat.o objalloc.o obstack.o spaces.o strerror.o strsignal.o "-
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        + "xatexit.o xexit.o xmalloc.o xmemdup.o xstrdup.o xstrerror.o"
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$! anything not caught by link+search of dummy.* should be added here
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$ EXTRA_OFILES = ""
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$!
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$! move to the directory which contains this command procedure
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$ old_dir = f$environ("DEFAULT")
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$ new_dir = f$parse("_._;",f$environ("PROCEDURE")) - "_._;"
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$ set default 'new_dir'
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$
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$ ECHO "Starting libiberty build..."
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$ create config.h
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/* libiberty config.h for VMS */
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#define NEED_sys_siglist
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#define NEED_strsignal
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#define NEED_psignal
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#define NEED_basename
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$ LIBR 'WORK_LIB' /Create
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$
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$! first pass: compile "required" modules
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$ ofiles = REQUIRED_OFILES + " " + EXTRA_OFILES
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$ pass = 1
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$ gosub do_ofiles
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$
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$! second pass: process dummy.c, using the first pass' results
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$ ECHO " now checking run-time library for missing functionality"
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$ if f$search("dummy.obj").nes."" then  DELETE dummy.obj;*
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$ define/noLog sys$error _NL:   !can't use /User_Mode here due to gcc
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$ define/noLog sys$output _NL:  ! driver's use of multiple image activation
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$ on error then continue
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$ 'CC' dummy.c
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$ deassign sys$error   !restore, more or less
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$ deassign sys$output
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$ if f$search("dummy.obj").eqs."" then  goto pass2_failure1
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$! link dummy.obj, capturing full linker feedback in dummy.map
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$ oldmsg = f$environ("MESSAGE")
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$ set message /Facility/Severity/Identification/Text
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$ define/User sys$output _NL:
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$ define/User sys$error _NL:
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$ LINK/Map=dummy.map/noExe dummy.obj,'WORK_LIB'/Libr,-
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        gnu_cc:[000000]gcclib.olb/Libr,sys$library:vaxcrtl.olb/Libr
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$ set message 'oldmsg'
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$ if f$search("dummy.map").eqs."" then  goto pass2_failure2
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$ DELETE dummy.obj;*
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$ SEARCH dummy.map "%LINK-I-UDFSYM" /Output=dummy.list
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$ DELETE dummy.map;*
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$ ECHO " check completed"
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$! we now have a file with one entry per line of unresolvable symbols
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$ ofiles = ""
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$ if f$trnlnm("IFILE$").nes."" then  close/noLog ifile$
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$       open/Read ifile$ dummy.list
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$iloop: read/End=idone ifile$ iline
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$       iline = f$edit(iline,"COMPRESS,TRIM,LOWERCASE")
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$       ofiles = ofiles + " " + f$element(1," ",iline) + ".o"
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$       goto iloop
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$idone: close ifile$
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$ DELETE dummy.list;*
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$ on error then ABORT
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$
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$! third pass: compile "missing" modules collected in pass 2
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$ pass = 3
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$ gosub do_ofiles
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$
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$! finish up
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$ LIBR 'WORK_LIB' /Compress /Output='LIB_NAME'  !new-lib.olb -> liberty.olb
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$ DELETE 'WORK_LIB';*
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$
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$! all done
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$ ECHO "Completed libiberty build."
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$ type sys$input:
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  You many wish to do
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  $ COPY LIBERTY.OLB GNU_CC:[000000]
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  so that this run-time library resides in the same location as gcc's
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  support library.  When building gas, be sure to leave the original
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  copy of liberty.olb here so that gas's build procedure can find it.
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$ set default 'old_dir'
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$ exit
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$
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$!
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$! compile each element of the space-delimited list 'ofiles'
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$!
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$do_ofiles:
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$ ofiles = f$edit(ofiles,"COMPRESS,TRIM")
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$ i = 0
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$oloop:
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$ f = f$element(i," ",ofiles)
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$ if f.eqs." " then  goto odone
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$ f = f - ".o"  !strip dummy suffix
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$ ECHO "  ''f'"
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$ skip_f = 0
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$ if pass.eq.3 .and. f$search("''f'.c").eqs."" then  gosub chk_deffunc
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$ if .not.skip_f
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$ then
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$   'CC' 'f'.c
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$   LIBR 'WORK_LIB' 'f'.obj /Insert
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$   DELETE 'f'.obj;*
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$ endif
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$ i = i + 1
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$ goto oloop
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$odone:
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$ return
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$
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$!
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$! check functions.def for a DEFFUNC() entry corresponding to missing file 'f'.c
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$!
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$chk_deffunc:
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$ define/User sys$output _NL:
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$ define/User sys$error _NL:
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$ SEARCH functions.def "DEFFUNC","''f'" /Match=AND
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$ if (($status.and.%x7FFFFFFF) .eq. 1)
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$ then
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$   skip_f = 1
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$   open/Append config_h config.h
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$   write config_h "#define NEED_''f'"
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$   close config_h
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$ endif
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$ return
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$
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$!
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$pass2_failure1:
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$! if we reach here, dummy.c failed to compile and we're really stuck
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$ type sys$input:
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  Cannot compile the library contents checker (dummy.c + functions.def),
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  so cannot continue!
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$! attempt the compile again, without suppressing diagnostic messages this time
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$ on error then ABORT +0*f$verify(v)
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$ v = f$verify(1)
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$ 'CC' dummy.c
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$ ABORT +0*f$verify(v)  !'f$verify(0)'
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$!
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$pass2_failure2:
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$! should never reach here..
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$ type sys$input:
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  Cannot link the library contents checker (dummy.obj), so cannot continue!
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$! attempt the link again, without suppressing diagnostic messages this time
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$ on error then ABORT +0*f$verify(v)
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$ v = f$verify(1)
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$ LINK/Map=dummy.map/noExe dummy.obj,'WORK_LIB'/Libr,-
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        gnu_cc:[000000]gcclib.olb/Libr,sys$library:vaxcrtl.olb/Libr
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$ ABORT +0*f$verify(v)  !'f$verify(0)'
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$
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$! not reached
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$ exit

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