freebsd-nq/contrib/gdb/libiberty/vmsbuild.com
Paul Traina 7929041ebe Import GDB in its full glory (all 25mb). We'll put it on a diet once it's
fully registered.

(This is the second try, the first import ignored .info files but not .info-*
 files, for some reason.  I'm going to make this consistent.)

Reviewed by:	core
Approved for:	2.2
1996-11-03 17:03:03 +00:00

143 lines
4.4 KiB
Plaintext

$! libiberty/vmsbuild.com -- build liberty.olb for VMS host, VMS target
$!
$ CC = "gcc /noVerbose/Debug/Incl=([],[-.include])"
$ LIBR = "library /Obj"
$ LINK = "link"
$ DELETE= "delete /noConfirm"
$ SEARCH= "search /Exact"
$ ECHO = "write sys$output"
$ ABORT = "exit %x002C"
$!
$ LIB_NAME = "liberty.olb" !this is what we're going to construct
$ WORK_LIB = "new-lib.olb" !used to guard against an incomplete build
$
$! manually copied from Makefile.in
$ REQUIRED_OFILES = "argv.o basename.o concat.o cplus-dem.o fdmatch.o "-
+ "getopt.o getopt1.o getruntime.o hex.o "-
+ "floatformat.o obstack.o spaces.o strerror.o strsignal.o "-
+ "vasprintf.o xatexit.o xexit.o xmalloc.o xstrerror.o"
$! anything not caught by link+search of dummy.* should be added here
$ EXTRA_OFILES = ""
$!
$! move to the directory which contains this command procedure
$ old_dir = f$environ("DEFAULT")
$ new_dir = f$parse("_._;",f$environ("PROCEDURE")) - "_._;"
$ set default 'new_dir'
$
$ ECHO "Starting libiberty build..."
$ create config.h
/* libiberty config.h for VMS */
#define NEED_sys_siglist
#define NEED_psignal
#define NEED_basename
$ if f$search("alloca-conf.h").eqs."" then -
copy alloca-norm.h alloca-conf.h
$ LIBR 'WORK_LIB' /Create
$
$! first pass: compile "required" modules
$ ofiles = REQUIRED_OFILES + " " + EXTRA_OFILES
$ gosub do_ofiles
$
$! second pass: process dummy.c, using the first pass' results
$ ECHO " now checking run-time library for missing functionality"
$ if f$search("dummy.obj").nes."" then DELETE dummy.obj;*
$ define/noLog sys$error _NL: !can't use /User_Mode here due to gcc
$ define/noLog sys$output _NL: ! driver's use of multiple image activation
$ on error then continue
$ 'CC' dummy.c
$ deassign sys$error !restore, more or less
$ deassign sys$output
$ if f$search("dummy.obj").eqs."" then goto pass2_failure1
$! link dummy.obj, capturing full linker feedback in dummy.map
$ oldmsg = f$environ("MESSAGE")
$ set message /Facility/Severity/Identification/Text
$ define/User sys$output _NL:
$ define/User sys$error _NL:
$ LINK/Map=dummy.map/noExe dummy.obj,'WORK_LIB'/Libr,-
gnu_cc:[000000]gcclib.olb/Libr,sys$library:vaxcrtl.olb/Libr
$ set message 'oldmsg'
$ if f$search("dummy.map").eqs."" then goto pass2_failure2
$ DELETE dummy.obj;*
$ SEARCH dummy.map "%LINK-I-UDFSYM" /Output=dummy.list
$ DELETE dummy.map;*
$ ECHO " check completed"
$! we now have a file with one entry per line of unresolvable symbols
$ ofiles = ""
$ if f$trnlnm("IFILE$").nes."" then close/noLog ifile$
$ open/Read ifile$ dummy.list
$iloop: read/End=idone ifile$ iline
$ iline = f$edit(iline,"COMPRESS,TRIM,LOWERCASE")
$ ofiles = ofiles + " " + f$element(1," ",iline) + ".o"
$ goto iloop
$idone: close ifile$
$ DELETE dummy.list;*
$
$! third pass: compile "missing" modules collected in pass 2
$ gosub do_ofiles
$
$! finish up
$ LIBR 'WORK_LIB' /Compress /Output='LIB_NAME' !new-lib.olb -> liberty.olb
$ DELETE 'WORK_LIB';*
$
$! all done
$ ECHO "Completed libiberty build."
$ type sys$input:
You many wish to do
$ COPY LIBERTY.OLB GNU_CC:[000000]
so that this run-time library resides in the same location as gcc's
support library. When building gas, be sure to leave the original
copy of liberty.olb here so that gas's build procedure can find it.
$ set default 'old_dir'
$ exit
$
$!
$! compile each element of the space-delimited list 'ofiles'
$!
$do_ofiles:
$ ofiles = f$edit(ofiles,"COMPRESS,TRIM")
$ i = 0
$oloop:
$ f = f$element(i," ",ofiles)
$ if f.eqs." " then goto odone
$ f = f - ".o" !strip dummy suffix
$ ECHO " ''f'"
$ 'CC' 'f'.c
$ LIBR 'WORK_LIB' 'f'.obj /Insert
$ DELETE 'f'.obj;*
$ i = i + 1
$ goto oloop
$odone:
$ return
$
$!
$pass2_failure1:
$! if we reach here, dummy.c failed to compile and we're really stuck
$ type sys$input:
Cannot compile the library contents checker (dummy.c + functions.def),
so cannot continue!
$! attempt the compile again, without suppressing diagnostic messages this time
$ on error then ABORT +0*f$verify(v)
$ v = f$verify(1)
$ 'CC' dummy.c
$ ABORT +0*f$verify(v) !'f$verify(0)'
$!
$pass2_failure2:
$! should never reach here..
$ type sys$input:
Cannot link the library contents checker (dummy.obj), so cannot continue!
$! attempt the link again, without suppressing diagnostic messages this time
$ on error then ABORT +0*f$verify(v)
$ v = f$verify(1)
$ LINK/Map=dummy.map/noExe dummy.obj,'WORK_LIB'/Libr,-
gnu_cc:[000000]gcclib.olb/Libr,sys$library:vaxcrtl.olb/Libr
$ ABORT +0*f$verify(v) !'f$verify(0)'
$
$! not reached
$ exit