Version 1.75a.

[bison.git] / src / parse-gram.y

diff --git a/src/parse-gram.y b/src/parse-gram.y
index 6e9faa743d6da5d99a6a4e2dc76b59e525a4d365..ee82858f54003debe00ef555ac427356fc5fb59b 100644 (file)
--- a/src/parse-gram.y
+++ b/src/parse-gram.y
@@ -95,9 +95,10 @@ braced_code_t current_braced_code = action_braced_code;
 };
 
 /* Define the tokens together with their human representation.  */
-%token GRAM_EOF 0 "end of string"
-%token STRING CHARACTER
-%token INT
+%token GRAM_EOF 0 "end of file"
+%token STRING     "string"
+%token CHARACTER  "character"
+%token INT        "integer"
 
 %token PERCENT_TOKEN       "%token"
 %token PERCENT_NTERM       "%nterm"
@@ -112,41 +113,49 @@ braced_code_t current_braced_code = action_braced_code;
 %token PERCENT_RIGHT       "%right"
 %token PERCENT_NONASSOC    "%nonassoc"
 
-%token PERCENT_EXPECT "%expect"
-%token PERCENT_START "%start"
-%token PERCENT_PREC     "%prec"
-%token PERCENT_DPREC    "%dprec"
-%token PERCENT_MERGE    "%merge"
-%token PERCENT_VERBOSE  "%verbose"
-%token PERCENT_ERROR_VERBOSE "%error-verbose"
-
-%token PERCENT_OUTPUT "%output"
-%token PERCENT_FILE_PREFIX "%file-prefix"
-%token PERCENT_NAME_PREFIX "%name-prefix"
-
-%token PERCENT_DEFINE "%define"
-%token PERCENT_PURE_PARSER "%pure-parser"
-%token PERCENT_GLR_PARSER "%glr-parser"
-
-%token PERCENT_DEFINES "%defines"
-
-%token PERCENT_YACC "%yacc"
-
-%token PERCENT_DEBUG "%debug"
-%token PERCENT_LOCATIONS "%locations"
-%token PERCENT_NO_LINES "%no-lines"
-%token PERCENT_SKELETON "%skeleton"
-%token PERCENT_TOKEN_TABLE "%token-table"
-
-%token TYPE
-%token EQUAL "="
-%token SEMICOLON ";"
-%token COLON ":"
-%token PIPE "|"
-%token ID "identifier"
+%token PERCENT_PREC          "%prec"
+%token PERCENT_DPREC         "%dprec"
+%token PERCENT_MERGE         "%merge"
+
+
+/*----------------------.
+| Global Declarations.  |
+`----------------------*/
+
+%token
+  PERCENT_DEBUG         "%debug"
+  PERCENT_DEFINE        "%define"
+  PERCENT_DEFINES       "%defines"
+  PERCENT_ERROR_VERBOSE "%error-verbose"
+  PERCENT_EXPECT        "%expect"
+  PERCENT_FILE_PREFIX   "%file-prefix"
+  PERCENT_GLR_PARSER    "%glr-parser"
+  PERCENT_LEX_PARAM     "%lex-param"
+  PERCENT_LOCATIONS     "%locations"
+  PERCENT_NAME_PREFIX   "%name-prefix"
+  PERCENT_NO_LINES      "%no-lines"
+  PERCENT_OUTPUT        "%output"
+  PERCENT_PARSE_PARAM   "%parse-param"
+  PERCENT_PURE_PARSER   "%pure-parser"
+  PERCENT_SKELETON      "%skeleton"
+  PERCENT_START         "%start"
+  PERCENT_TOKEN_TABLE   "%token-table"
+  PERCENT_VERBOSE       "%verbose"
+  PERCENT_YACC          "%yacc"
+;
+
+%token TYPE            "type"
+%token EQUAL           "="
+%token SEMICOLON       ";"
+%token COLON           ":"
+%token COMMA           ","
+%token PIPE            "|"
+%token ID              "identifier"
 %token PERCENT_PERCENT "%%"
-%token PROLOGUE EPILOGUE
-%token BRACED_CODE
+%token PROLOGUE        "%{...%}"
+%token EPILOGUE        "epilogue"
+%token BRACED_CODE     "{...}"
+
 
 %type <string> CHARACTER TYPE STRING string_content
                BRACED_CODE PROLOGUE EPILOGUE epilogue.opt action
@@ -183,12 +192,16 @@ declaration:
 | "%error-verbose"                         { error_verbose = 1; }
 | "%expect" INT                            { expected_conflicts = $2; }
 | "%file-prefix" "=" string_content        { spec_file_prefix = $3; }
+| "%glr-parser"                           { glr_parser = 1; }
+| "%lex-param" string_content "," string_content
+                           { muscle_pair_list_grow ("lex_param", $2, $4); }
 | "%locations"                             { locations_flag = 1; }
 | "%name-prefix" "=" string_content        { spec_name_prefix = $3; }
 | "%no-lines"                              { no_lines_flag = 1; }
 | "%output" "=" string_content             { spec_outfile = $3; }
+| "%parse-param" string_content "," string_content
+                           { muscle_pair_list_grow ("parse_param", $2, $4); }
 | "%pure-parser"                           { pure_parser = 1; }
-| "%glr-parser"                           { glr_parser = 1; }
 | "%skeleton" string_content               { skeleton = $2; }
 | "%token-table"                           { token_table_flag = 1; }
 | "%verbose"                               { report_flag = 1; }