From 2a61252965c91540133bece7deb92eb22e3cf929 Mon Sep 17 00:00:00 2001
From: Tom Tromey <tom@tromey.com>
Date: Sun, 24 Mar 2019 22:50:14 -0600
Subject: Move completion parsing to parser_state

This moves the globals and functions related to parsing for completion
to parser_state.  A new structure is introduced in order to return
completion results from the parse back to
parse_expression_for_completion.

gdb/ChangeLog
2019-04-04  Tom Tromey  <tom@tromey.com>

	* rust-exp.y (rust_parser::lex_identifier, rustyylex)
	(rust_parser::convert_ast_to_expression, rust_parse)
	(rust_lex_test_completion, rust_lex_tests): Update.
	* parser-defs.h (struct expr_completion_state): New.
	(struct parser_state) <parser_state>: Add completion parameter.
	<mark_struct_expression, mark_completion_tag>: New methods.
	<parse_completion, m_completion_state>: New members.
	(prefixify_expression, null_post_parser): Update.
	(mark_struct_expression, mark_completion_tag): Don't declare.
	* parse.c (parse_completion, expout_last_struct)
	(expout_tag_completion_type, expout_completion_name): Remove
	globals.
	(parser_state::mark_struct_expression)
	(parser_state::mark_completion_tag): Now methods.
	(prefixify_expression): Add last_struct parameter.
	(prefixify_subexp): Likewise.
	(parse_exp_1): Update.
	(parse_exp_in_context): Add cstate parameter.  Update.
	(parse_expression_for_completion): Create an
	expr_completion_state.
	(null_post_parser): Add "completion" parameter.
	* p-exp.y: Update rules.
	(yylex): Update.
	* language.h (struct language_defn) <la_post_parser>: Add
	"completing" parameter.
	* go-exp.y: Update rules.
	(lex_one_token): Update.
	* expression.h (parse_completion): Don't declare.
	* d-exp.y: Update rules.
	(lex_one_token): Update rules.
	* c-exp.y: Update rules.
	(lex_one_token): Update.
	* ada-lang.c (resolve): Add "parse_completion" parameter.
	(resolve_subexp): Likewise.
	(ada_resolve_function): Likewise.
---
 gdb/p-exp.y | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'gdb/p-exp.y')

diff --git a/gdb/p-exp.y b/gdb/p-exp.y
index 0f78126..4938768 100644
--- a/gdb/p-exp.y
+++ b/gdb/p-exp.y
@@ -285,14 +285,14 @@ exp	:	field_exp name
 			}
 	;
 exp	:	field_exp  name COMPLETE
-			{ mark_struct_expression (pstate);
+			{ pstate->mark_struct_expression ();
 			  write_exp_elt_opcode (pstate, STRUCTOP_STRUCT);
 			  write_exp_string (pstate, $2);
 			  write_exp_elt_opcode (pstate, STRUCTOP_STRUCT); }
 	;
 exp	:	field_exp COMPLETE
 			{ struct stoken s;
-			  mark_struct_expression (pstate);
+			  pstate->mark_struct_expression ();
 			  write_exp_elt_opcode (pstate, STRUCTOP_STRUCT);
 			  s.ptr = "";
 			  s.length = 0;
@@ -1162,7 +1162,7 @@ yylex (void)
   switch (c = *tokstart)
     {
     case 0:
-      if (search_field && parse_completion)
+      if (search_field && pstate->parse_completion)
 	return COMPLETE;
       else
        return 0;
-- 
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