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merged with mainline

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This commit is contained in:
BVK Chaitanya 2010-04-09 22:32:58 +05:30
commit 68b31b54f5
14 changed files with 363 additions and 104 deletions
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36
script/parser.y
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@ -74,8 +74,10 @@
%token <arg> GRUB_PARSER_TOKEN_WORD "word"
%type <arglist> word argument arguments0 arguments1
%type <cmd> script_init script grubcmd ifclause ifcmd forcmd command
%type <cmd> commands1 menuentry statement
%type <cmd> script_init script
%type <cmd> grubcmd ifclause ifcmd forcmd whilecmd untilcmd
%type <cmd> command commands1 menuentry statement
%pure-parser
%lex-param { struct grub_parser_param *state };
@ -171,9 +173,11 @@ grubcmd: word arguments0
;
/* A single command. */
command: grubcmd { $$ = $1; }
| ifcmd { $$ = $1; }
| forcmd { $$ = $1; }
command: grubcmd { $$ = $1; }
| ifcmd { $$ = $1; }
| forcmd { $$ = $1; }
| whilecmd { $$ = $1; }
| untilcmd { $$ = $1; }
;
/* A list of commands. */
@ -258,3 +262,25 @@ forcmd: "for" "name"
grub_script_lexer_deref (state->lexerstate);
}
;
whilecmd: "while"
{
grub_script_lexer_ref (state->lexerstate);
}
commands1 delimiters1 "do" commands1 delimiters1 "done"
{
$$ = grub_script_create_cmdwhile (state, $3, $6, 0);
grub_script_lexer_deref (state->lexerstate);
}
;
untilcmd: "until"
{
grub_script_lexer_ref (state->lexerstate);
}
commands1 delimiters1 "do" commands1 delimiters1 "done"
{
$$ = grub_script_create_cmdwhile (state, $3, $6, 1);
grub_script_lexer_deref (state->lexerstate);
}
;