Annotation of GNUtools/bison/build.com, revision 1.1.1.1

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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