Copy emacs P4-16 mode to ubuntu 26.04 setup

vm-ubuntu-26.04/p4.vim

@@ -0,0 +1,135 @@
+" SPDX-FileCopyrightText: 2014 Barefoot Networks, Inc.
+" SPDX-License-Identifier: Apache-2.0
+" Vim syntax file
+" Language: P4_16
+" Maintainer: Antonin Bas, Barefoot Networks Inc
+" Latest Revision: 5 August 2014
+" Updated By: Gyanesh Patra, Unicamp University
+" Latest Revision: 12 April 2016
+" Updated Again By: Robert MacDavid, Princeton University
+" Latest Revision: 12 June 2017
+
+if version < 600
+  syntax clear
+elseif exists("b:current_syntax")
+  finish
+endif
+
+" Use case sensitive matching of keywords
+syn case match
+
+syn keyword p4ObjectKeyword   action apply control default
+syn keyword p4ObjectKeyword   enum extern exit
+syn keyword p4ObjectKeyword   header header_union
+syn keyword p4ObjectKeyword   match_kind
+syn keyword p4ObjectKeyword   package parser
+syn keyword p4ObjectKeyword   state struct switch size
+syn keyword p4ObjectKeyword   table transition tuple typedef
+syn keyword p4ObjectKeyword   verify
+
+" Tables
+syn keyword p4ObjectAttributeKeyword  key actions default_action entries
+syn keyword p4ObjectAttributeKeyword  implementation
+" Counters and meters
+syn keyword p4ObjectAttributeKeyword  counters meters
+" Var Attributes
+syn keyword p4ObjectKeyword           const in out inout
+
+
+syn keyword p4Annotation              @name @tableonly @defaultonly
+syn keyword p4Annotation              @globalname @atomic @hidden
+
+
+syn keyword p4MatchTypeKeyword        exact ternary lpm range
+
+syn keyword p4TODO           contained FIXME TODO
+syn match   p4Comment        '\/\/.*'  contains=p4TODO
+syn region  p4BlockComment   start='\/\*'  end='\*\/' contains=p4TODO keepend
+
+syn match   p4Preprocessor   '#(include|define|undef|if|ifdef) .*$'
+syn match   p4Preprocessor   '#(if|ifdef|ifndef|elif|else) .*$'
+syn match   p4Preprocessor   '#(endif|defined|line|file) .*$'
+syn match   p4Preprocessor   '#(error|warning) .*$'
+
+syn keyword p4Type           bit bool int varbit void error
+
+" Integer Literals
+
+syn match   p4Int            '[0-9][0-9_]*'
+syn match   p4Indentifier    '[A-Za-z_][A-Za-z0-9_]*'
+syn match   p4HexadecimalInt '0[Xx][0-9a-fA-F]\+'
+syn match   p4DecimalInt     '0[dD][0-9_]\+'
+syn match   p4OctalInt       '0[oO][0-7_]\+'
+syn match   p4BinaryInt      '0[bB][01_]\+'
+
+
+syn region  p4SizedType     start='(bit|int|varbit)\<' end='\>'
+syn match   p4UserType      '[A-Za-z_][A-Za-z0-9_]*[_][t]\W'
+syn keyword p4Operators     and or not &&& mask
+
+
+" Header Methods
+syn keyword p4Primitive     isValid setValid setInvalid
+" Table Methods
+syn keyword p4Primitive     hit action_run
+" Packet_in methods
+syn keyword p4Primitive     extract lookahead advance length
+" Packet_out methods
+syn keyword p4Primitive     emit
+" Known parser states
+syn keyword p4Primitive     accept reject
+" Misc
+syn keyword p4Primitive     NoAction
+
+
+syn keyword p4Conditional   if else select
+syn keyword p4Statement     return
+
+" Don't Care
+syn keyword p4Constant      _
+" Error
+syn keyword p4Constant      NoError PacketTooShort NoMatch StackOutOfBounds
+syn keyword p4Constant      OverwritingHeader HeaderTooShort ParserTiimeout
+" Boolean
+syn keyword p4Boolean       false true
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" Apply highlight groups to syntax groups defined above
+" For version 5.7 and earlier: only when not done already
+" For version 5.8 and later: only when an item doesn't have highlighting yet
+if version >= 508 || !exists("did_p4_syntax_inits")
+  if version <= 508
+    let did_p4_syntax_inits = 1
+    command -nargs=+ HiLink hi link <args>
+  else
+    command -nargs=+ HiLink hi def link <args>
+  endif
+
+  HiLink p4ObjectKeyword          Repeat
+  HiLink p4UserType		  Type
+  HiLink p4ObjectAttributeKeyword Keyword
+  HiLink p4TypeAttribute          StorageClass
+  HiLink p4Annotation             Special
+  HiLink p4MatchTypeKeyword       Keyword
+  HiLink p4TODO                   Todo
+  HiLink p4Comment                Comment
+  HiLink p4BlockComment           Comment
+  HiLink p4Preprocessor           PreProc
+  HiLink p4SizedType              Type
+  HiLink p4Type                   Type
+  HiLink p4DecimalInt             Number
+  HiLink p4HexadecimalInt         Number
+  HiLink p4OctalInt		  Number
+  HiLink p4BinaryInt		  Number
+  HiLink p4Int			  Number
+  HiLink p4Operators              Operator
+  HiLink p4Primitive              Function
+  HiLink p4Conditional            Conditional
+  HiLink p4Statement              Statement
+  HiLink p4Constant               Constant
+  HiLink p4Boolean                Boolean
+
+  delcommand HiLink
+endif
+
+let b:current_syntax = "p4"