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Annotation of GNUtools/bison/build.com, revision 1.1

1.1     ! root        1: $! Set the def dir to proper place for use in batch. Works for interactive too.
        !             2: $flnm = f$enviroment("PROCEDURE")     ! get current procedure name
        !             3: $set default 'f$parse(flnm,,,"DEVICE")''f$parse(flnm,,,"DIRECTORY")'
        !             4: $!
        !             5: $! This command procedure compiles and links BISON for VMS.
        !             6: $! BISON has been tested with VAXC version 2.3 and VMS version 4.5
        !             7: $! and on VMS 4.5 with GCC 1.12.
        !             8: $!
        !             9: $! Bj|rn Larsen                        [email protected]
        !            10: $! With some contributions by Gabor Karsai, 
        !            11: $!  KARSAIG1%[email protected]
        !            12: $! All merged and cleaned by RMS.
        !            13: $!
        !            14: $! Adapted for both VAX-11 "C" and VMS/GCC compilation by
        !            15: $! David L. Kashtan            kashtan.iu.ai.sri.com
        !            16: $!
        !            17: $! First we try to sense which C compiler we have available.  Sensing logic
        !            18: $! borrowed from Emacs.
        !            19: $!
        !            20: $set noon              !do not bomb if an error occurs.
        !            21: $assign nla0: sys$output
        !            22: $assign nla0: sys$error  !so we do not get an error message about this.
        !            23: $cc nla0:compiler_check.c
        !            24: $if $status.eq.%x38090 then goto try_gcc
        !            25: $ CC :== CC
        !            26: $ cc_options:="/NOLIST/define=(""index=strchr"",""rindex=strrchr"")"
        !            27: $ extra_linker_files:="VMSHLP,"
        !            28: $goto have_compiler
        !            29: $!
        !            30: $try_gcc:
        !            31: $gcc nla0:compiler_check.c
        !            32: $if $status.eq.%x38090 then goto whoops
        !            33: $ CC :== GCC
        !            34: $ cc_options:="/DEBUG"
        !            35: $ extra_linker_files:="GNU_CC:[000000]GCCLIB/LIB,"
        !            36: $goto have_compiler
        !            37: $!
        !            38: $whoops:
        !            39: $write sys$output "You must have a C compiler to build BISON.  Sorry."
        !            40: $deassign sys$output
        !            41: $deassign sys$error
        !            42: $exit %x38090
        !            43: $!
        !            44: $!
        !            45: $have_compiler:
        !            46: $deassign sys$output
        !            47: $deassign sys$error
        !            48: $set on
        !            49: $if f$search("compiler_check.obj").nes."" then dele/nolog compiler_check.obj;
        !            50: $write sys$output "Building BISON with the ''cc' compiler."
        !            51: $!
        !            52: $!     Do the compilation (compiler type is all set up)
        !            53: $!
        !            54: $ Compile:
        !            55: $ if "''p1'" .eqs. "LINK" then goto Link
        !            56: $ 'CC' 'cc_options' files.c
        !            57: $ 'CC' 'cc_options' LR0.C
        !            58: $ 'CC' 'cc_options' ALLOCATE.C
        !            59: $ 'CC' 'cc_options' CLOSURE.C
        !            60: $ 'CC' 'cc_options' CONFLICTS.C
        !            61: $ 'CC' 'cc_options' DERIVES.C
        !            62: $ 'CC' 'cc_options' VMSGETARGS.C
        !            63: $ 'CC' 'cc_options' GRAM.C
        !            64: $ 'CC' 'cc_options' LALR.C
        !            65: $ 'CC' 'cc_options' LEX.C
        !            66: $ 'CC' 'cc_options' MAIN.C
        !            67: $ 'CC' 'cc_options' NULLABLE.C
        !            68: $ 'CC' 'cc_options' OUTPUT.C
        !            69: $ 'CC' 'cc_options' PRINT.C
        !            70: $ 'CC' 'cc_options' READER.C
        !            71: $ 'CC' 'cc_options' REDUCE.C
        !            72: $ 'CC' 'cc_options' SYMTAB.C
        !            73: $ 'CC' 'cc_options' WARSHALL.C
        !            74: $ 'CC' 'cc_options' VERSION.C
        !            75: $ if "''CC'" .eqs. "CC" then macro vmshlp.mar
        !            76: $ Link:
        !            77: $ link/exec=bison main,LR0,allocate,closure,conflicts,derives,files,-
        !            78: vmsgetargs,gram,lalr,lex,nullable,output,print,reader,reduce,symtab,warshall,-
        !            79: version,'extra_linker_files'sys$library:vaxcrtl/lib
        !            80: $!
        !            81: $! Generate bison.hlp (for online help).
        !            82: $!
        !            83: $runoff bison.rnh

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