X-Git-Url: http://git.ozlabs.org/?a=blobdiff_plain;f=discover%2Fgrub2%2Fparser.y;h=6d3ff2117140dd9d4b3b8a1de7643fa1cd3429ac;hb=27037bcd151ff8ecad1aaca7eaa06fb5c3f9fd1f;hp=81856dfcaa5a2002fce07a78460a6e1ddb0015d6;hpb=d39ae394911f945cd4a7789a8b210a5662852c46;p=petitboot diff --git a/discover/grub2/parser.y b/discover/grub2/parser.y index 81856df..6d3ff21 100644 --- a/discover/grub2/parser.y +++ b/discover/grub2/parser.y @@ -11,7 +11,10 @@ #include "parser.h" #include "lexer.h" +static void print_token(FILE *fp, int type, YYSTYPE value); + #define YYLEX_PARAM parser->scanner +#define YYPRINT(f, t, v) print_token(f, t, v) static void yyerror(struct grub2_parser *, char const *s); %} @@ -57,6 +60,7 @@ static void yyerror(struct grub2_parser *, char const *s); %token TOKEN_EOL %token TOKEN_DELIM %token TOKEN_WORD +%token TOKEN_EOF 0 %start script %debug @@ -67,10 +71,12 @@ script: statements { parser->script->statements = $1; } +eol: TOKEN_EOL | TOKEN_EOF; + statements: /* empty */ { $$ = create_statements(parser); } - | statements statement TOKEN_EOL { + | statements statement eol { statement_append($1, $2); $$ = $1; } @@ -147,6 +153,13 @@ void yyerror(struct grub2_parser *parser, char const *s) s, yyget_text(parser->scanner)); } +static void print_token(FILE *fp, int type, YYSTYPE value) +{ + if (type != TOKEN_WORD) + return; + fprintf(fp, "%s", value.word->text); +} + struct grub2_statements *create_statements(struct grub2_parser *parser) { struct grub2_statements *stmts = talloc(parser, @@ -214,7 +227,7 @@ struct grub2_statement *create_statement_block(struct grub2_parser *parser, struct grub2_statement_block *stmt = talloc(parser, struct grub2_statement_block); stmt->st.type = STMT_TYPE_BLOCK; - stmt->st.exec = NULL; + stmt->st.exec = statement_block_execute; stmt->statements = stmts; return &stmt->st; }