0c8de5b03c
Among all the modifications, this new byacc also solves a 14 year old bug [1] PR: bin/23254 [1] Submitted by: marka@nominum.com [1] MFC after: 3 weeks
211 lines
5.5 KiB
Plaintext
211 lines
5.5 KiB
Plaintext
$! $Id: vmsbuild.com,v 1.2 2014/04/06 19:08:57 tom Exp $
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$! VMS build-script for BYACC. Requires installed C compiler
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$!
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$! Screen Configurations
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$! ---------------------
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$! To build BYACC, type:
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$! $ @vmsbuild [BYACC [<compiler> [bld_target]]]
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$!
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$! where:
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$! <compiler> :== { decc | vaxc }
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$!
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$! The default compiler on VAX hosts is vaxc, else decc (Alpha hosts).
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$!
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$! -----------------------------------------------------------
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$ hlp = f$edit("''p1'", "UPCASE")
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$ if "''hlp'" .eqs. "HELP" .or. -
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"''hlp'" .eqs. "-H" .or. -
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"''hlp'" .eqs. "-?" .or. -
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"''hlp'" .eqs. "?" then gosub usage
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$ goto start
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$!
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$ vaxc_config:
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$ comp = "__vaxc__=1"
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$ CFLAGS = "/VAXC"
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$ DEFS = ",HAVE_STRERROR"
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$ using_vaxc = 1
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$ return
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$!
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$ decc_config:
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$ comp = "__decc__=1"
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$ CFLAGS = "/DECC/prefix=all"
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$ DEFS = ",HAVE_ALARM,HAVE_STRERROR"
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$ return
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$!
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$ usage:
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$ write sys$output "usage: "
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$ write sys$output " $ @vmsbuild [BYACC [{decc | vaxc} [<bldtarget>]]]"
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$ exit 2
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$!
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$ start:
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$! -----------------------------------------------------------
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$! pickup user's compiler choice, if any
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$! -----------------------------------------------------------
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$!
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$ comp = ""
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$ using_vaxc = 0
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$ if "''p2'" .nes. ""
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$ then
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$ comp = f$edit(p2, "UPCASE")
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$ if "''comp'" .eqs. "VAXC"
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$ then
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$ gosub vaxc_config
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$ else
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$ if "''comp'" .eqs. "DECC"
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$ then
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$ gosub decc_config
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$ else
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$ gosub usage
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$ endif
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$ endif
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$ endif
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$! -----------------------------------------------------------
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$! Build the option-file
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$!
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$ open/write optf vms_link.opt
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$ write optf "closure.obj"
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$ write optf "error.obj"
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$ write optf "lalr.obj"
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$ write optf "lr0.obj"
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$ write optf "mkpar.obj"
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$ write optf "output.obj"
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$ write optf "reader.obj"
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$ write optf "yaccpar.obj"
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$ write optf "symtab.obj"
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$ write optf "verbose.obj"
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$ write optf "warshall.obj"
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$! ----------------------------------
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$! Look for the compiler used and specify architecture.
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$!
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$ CC = "CC"
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$ if f$getsyi("HW_MODEL").ge.1024
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$ then
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$ arch = "__alpha__=1"
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$ if "''comp'" .eqs. "" then gosub decc_config
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$ else
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$ arch = "__vax__=1"
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$ if "''comp'" .nes. "" then goto screen_config
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$ if f$search("SYS$SYSTEM:VAXC.EXE").nes.""
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$ then
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$ gosub vaxc_config
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$ else
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$ if f$search("SYS$SYSTEM:DECC$COMPILER.EXE").nes.""
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$ then
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$ gosub decc_config
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$ else
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$ DEFS = ",HAVE_STRERROR"
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$ if f$trnlnm("GNU_CC").eqs.""
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$ then
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$ write sys$output "C compiler required to rebuild BYACC"
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$ close optf
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$ exit
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$ else
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$ write optf "gnu_cc:[000000]gcclib.olb/lib"
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$ comp = "__gcc__=1"
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$ CC = "GCC"
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$ endif
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$ endif
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$ endif
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$ endif
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$!
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$ screen_config:
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$!
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$ if using_vaxc .eq. 1 then write optf "sys$library:vaxcrtl.exe/share"
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$ close optf
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$! -------------- vms_link.opt is created -------------
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$ if f$edit("''p1'", "UPCASE") .eqs. "VMS_LINK.OPT"
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$ then
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$! mms called this script to build vms_link.opt. all done
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$ exit
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$ endif
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$!
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$ if f$search("SYS$SYSTEM:MMS.EXE").eqs.""
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$ then
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$! can also use /Debug /Listing, /Show=All
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$
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$ CFLAGS := 'CFLAGS/Diagnostics /Define=("''DEFS'") /Include=([])
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$
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$ if "''p3'" .nes. "" then goto 'p3
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$!
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$!
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$ all :
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$!
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$ call make closure
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$ call make error
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$ call make lalr
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$ call make lr0
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$ call make main
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$ call make mkpar
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$ call make output
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$ call make reader
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$ call make yaccpar
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$ call make symtab
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$ call make verbose
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$ call make warshall
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$!
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$ link /exec='target/map/cross main.obj, vms_link/opt
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$ goto build_last
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$!
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$ install :
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$ WRITE SYS$ERROR "** no rule for install"
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$ goto build_last
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$!
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$ clobber :
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$ if f$search("BYACC.com") .nes. "" then delete BYACC.com;*
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$ if f$search("*.exe") .nes. "" then delete *.exe;*
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$! fallthru
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$!
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$ clean :
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$ if f$search("*.obj") .nes. "" then delete *.obj;*
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$ if f$search("*.bak") .nes. "" then delete *.bak;*
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$ if f$search("*.lis") .nes. "" then delete *.lis;*
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$ if f$search("*.log") .nes. "" then delete *.log;*
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$ if f$search("*.map") .nes. "" then delete *.map;*
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$ if f$search("*.opt") .nes. "" then delete *.opt;*
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$! fallthru
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$!
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$ build_last :
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$ if f$search("*.dia") .nes. "" then delete *.dia;*
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$ if f$search("*.lis") .nes. "" then purge *.lis
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$ if f$search("*.obj") .nes. "" then purge *.obj
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$ if f$search("*.map") .nes. "" then purge *.map
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$ if f$search("*.opt") .nes. "" then purge *.opt
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$ if f$search("*.exe") .nes. "" then purge *.exe
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$ if f$search("*.log") .nes. "" then purge *.log
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$! fallthru
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$!
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$ vms_link_opt :
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$ exit 1
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$!
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$! Runs BYACC from the current directory (used for testing)
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$ byacc_com :
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$ if "''f$search("BYACC.com")'" .nes. "" then delete BYACC.com;*
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$ copy nl: BYACC.com
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$ open/append test_script BYACC.com
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$ write test_script "$ temp = f$environment(""procedure"")"
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$ write test_script "$ temp = temp -"
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$ write test_script " - f$parse(temp,,,""version"",""syntax_only"") -"
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$ write test_script " - f$parse(temp,,,""type"",""syntax_only"")"
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$ write test_script "$ BYACC :== $ 'temp'.exe"
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$ write test_script "$ define/user_mode sys$input sys$command"
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$ write test_script "$ define/user_mode sys$output sys$command"
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$ write test_script "$ BYACC 'p1 'p2 'p3 'p4 'p5 'p6 'p7 'p8"
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$ close test_script
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$ write sys$output "** made BYACC.com"
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$ exit
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$!
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$ else
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$ mms/ignore=warning/macro=('comp','mmstar','arch') 'p3
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$ endif
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$ exit
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$ make: subroutine
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$ if f$search("''p1'.obj") .eqs. ""
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$ then
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$ write sys$output "compiling ''p1'"
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$ 'CC 'CFLAGS 'p1.c
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$ if f$search("''p1'.dia") .nes. "" then delete 'p1.dia;*
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$ endif
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$exit
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$ return
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$ endsubroutine
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