-# Copyright (C) 1989, 1990, 1991, 1992, 2000, 2001, 2002, 2003, 2004,
-# 2005, 2007, 2009 Free Software Foundation, Inc.
+# Copyright (C) 1989-1992, 2000-2005, 2007, 2009-2012 Free Software
+# Foundation, Inc.
- : LEX_BEGIN {} action
- | LEX_END {} action
- | LEX_BEGIN statement_term
- | LEX_END statement_term
- | pattern action
- | action
- | pattern statement_term
- | function_prologue function_body
- ;
+ : LEX_BEGIN {} action
+ | LEX_END {} action
+ | LEX_BEGIN statement_term
+ | LEX_END statement_term
+ | pattern action
+ | action
+ | pattern statement_term
+ | function_prologue function_body
+ ;
- : semi opt_nls
- | l_brace r_brace
- | l_brace statements r_brace
- | if_statement
- | LEX_WHILE '(' exp r_paren opt_nls statement
- | LEX_DO opt_nls statement LEX_WHILE '(' exp r_paren opt_nls
- | LEX_FOR '(' NAME LEX_IN NAME r_paren opt_nls statement
- | LEX_FOR '(' opt_exp semi opt_nls exp semi opt_nls opt_exp r_paren opt_nls statement
- | LEX_FOR '(' opt_exp semi opt_nls semi opt_nls opt_exp r_paren opt_nls statement
- | LEX_BREAK statement_term
- | LEX_CONTINUE statement_term
- | print '(' expression_list r_paren output_redir statement_term
- | print opt_rexpression_list output_redir statement_term
- | LEX_NEXT statement_term
- | LEX_NEXTFILE statement_term
- | LEX_EXIT opt_exp statement_term
- | LEX_RETURN {} opt_exp statement_term
- | LEX_DELETE NAME '[' expression_list ']' statement_term
- | LEX_DELETE NAME statement_term
- | exp statement_term
- ;
+ : semi opt_nls
+ | l_brace r_brace
+ | l_brace statements r_brace
+ | if_statement
+ | LEX_WHILE '(' exp r_paren opt_nls statement
+ | LEX_DO opt_nls statement LEX_WHILE '(' exp r_paren opt_nls
+ | LEX_FOR '(' NAME LEX_IN NAME r_paren opt_nls statement
+ | LEX_FOR '(' opt_exp semi opt_nls exp semi opt_nls opt_exp r_paren opt_nls statement
+ | LEX_FOR '(' opt_exp semi opt_nls semi opt_nls opt_exp r_paren opt_nls statement
+ | LEX_BREAK statement_term
+ | LEX_CONTINUE statement_term
+ | print '(' expression_list r_paren output_redir statement_term
+ | print opt_rexpression_list output_redir statement_term
+ | LEX_NEXT statement_term
+ | LEX_NEXTFILE statement_term
+ | LEX_EXIT opt_exp statement_term
+ | LEX_RETURN {} opt_exp statement_term
+ | LEX_DELETE NAME '[' expression_list ']' statement_term
+ | LEX_DELETE NAME statement_term
+ | exp statement_term
+ ;
- : rexp
- | rexpression_list comma rexp
- | error
- | rexpression_list error
- | rexpression_list error rexp
- | rexpression_list comma error
- ;
+ : rexp
+ | rexpression_list comma rexp
+ | error
+ | rexpression_list error
+ | rexpression_list error rexp
+ | rexpression_list comma error
+ ;
- : exp
- | expression_list comma exp
- | error
- | expression_list error
- | expression_list error exp
- | expression_list comma error
- ;
+ : exp
+ | expression_list comma exp
+ | error
+ | expression_list error
+ | expression_list error exp
+ | expression_list comma error
+ ;
-exp : variable ASSIGNOP {} exp
- | '(' expression_list r_paren LEX_IN NAME
- | exp '|' LEX_GETLINE opt_variable
- | exp TWOWAYIO LEX_GETLINE opt_variable
- | LEX_GETLINE opt_variable input_redir
- | exp LEX_AND exp
- | exp LEX_OR exp
- | exp MATCHOP exp
- | regexp
- | '!' regexp %prec UNARY
- | exp LEX_IN NAME
- | exp RELOP exp
- | exp '<' exp
- | exp '>' exp
- | exp '?' exp ':' exp
- | simp_exp
- | exp simp_exp %prec CONCAT_OP
- ;
+exp : variable ASSIGNOP {} exp
+ | '(' expression_list r_paren LEX_IN NAME
+ | exp '|' LEX_GETLINE opt_variable
+ | exp TWOWAYIO LEX_GETLINE opt_variable
+ | LEX_GETLINE opt_variable input_redir
+ | exp LEX_AND exp
+ | exp LEX_OR exp
+ | exp MATCHOP exp
+ | regexp
+ | '!' regexp %prec UNARY
+ | exp LEX_IN NAME
+ | exp RELOP exp
+ | exp '<' exp
+ | exp '>' exp
+ | exp '?' exp ':' exp
+ | simp_exp
+ | exp simp_exp %prec CONCAT_OP
+ ;
- : variable ASSIGNOP {} rexp
- | rexp LEX_AND rexp
- | rexp LEX_OR rexp
- | LEX_GETLINE opt_variable input_redir
- | regexp
- | '!' regexp %prec UNARY
- | rexp MATCHOP rexp
- | rexp LEX_IN NAME
- | rexp RELOP rexp
- | rexp '?' rexp ':' rexp
- | simp_exp
- | rexp simp_exp %prec CONCAT_OP
- ;
+ : variable ASSIGNOP {} rexp
+ | rexp LEX_AND rexp
+ | rexp LEX_OR rexp
+ | LEX_GETLINE opt_variable input_redir
+ | regexp
+ | '!' regexp %prec UNARY
+ | rexp MATCHOP rexp
+ | rexp LEX_IN NAME
+ | rexp RELOP rexp
+ | rexp '?' rexp ':' rexp
+ | simp_exp
+ | rexp simp_exp %prec CONCAT_OP
+ ;
- : non_post_simp_exp
- /* Binary operators in order of decreasing precedence. */
- | simp_exp '^' simp_exp
- | simp_exp '*' simp_exp
- | simp_exp '/' simp_exp
- | simp_exp '%' simp_exp
- | simp_exp '+' simp_exp
- | simp_exp '-' simp_exp
- | variable INCREMENT
- | variable DECREMENT
- ;
+ : non_post_simp_exp
+ /* Binary operators in order of decreasing precedence. */
+ | simp_exp '^' simp_exp
+ | simp_exp '*' simp_exp
+ | simp_exp '/' simp_exp
+ | simp_exp '%' simp_exp
+ | simp_exp '+' simp_exp
+ | simp_exp '-' simp_exp
+ | variable INCREMENT
+ | variable DECREMENT
+ ;
- : '!' simp_exp %prec UNARY
- | '(' exp r_paren
- | LEX_BUILTIN
- '(' opt_expression_list r_paren
- | LEX_LENGTH '(' opt_expression_list r_paren
- | LEX_LENGTH
- | FUNC_CALL '(' opt_expression_list r_paren
- | variable
- | INCREMENT variable
- | DECREMENT variable
- | YNUMBER
- | YSTRING
- | '-' simp_exp %prec UNARY
- | '+' simp_exp %prec UNARY
- ;
+ : '!' simp_exp %prec UNARY
+ | '(' exp r_paren
+ | LEX_BUILTIN
+ '(' opt_expression_list r_paren
+ | LEX_LENGTH '(' opt_expression_list r_paren
+ | LEX_LENGTH
+ | FUNC_CALL '(' opt_expression_list r_paren
+ | variable
+ | INCREMENT variable
+ | DECREMENT variable
+ | YNUMBER
+ | YSTRING
+ | '-' simp_exp %prec UNARY
+ | '+' simp_exp %prec UNARY
+ ;
- HACTIVATE HAFTER /*HAND*/ HARRAY HAT
- HBEFORE HBEGIN HBOOLEAN
- HCHARACTER HCLASS /*HCOMMENT*/ HCONC
- HDELAY HDO
- HELSE HEND HEQ /*HEQV*/ HEXTERNAL
- HFOR
- HGE HGO HGOTO HGT
- HHIDDEN
- HIF /*HIMP*/ HIN HINNER HINSPECT HINTEGER HIS
- HLABEL HLE HLONG HLT
- HNAME HNE HNEW HNONE /*HNOT*/ HNOTEXT
- /*HOR*/ HOTHERWISE
- HPRIOR HPROCEDURE HPROTECTED
- HQUA
- HREACTIVATE HREAL HREF
- HSHORT HSTEP HSWITCH
- HTEXT HTHEN HTHIS HTO
- HUNTIL
- HVALUE HVAR HVIRTUAL
- HWHEN HWHILE
-
- HASSIGNVALUE HASSIGNREF
- /*HDOT*/ HPAREXPSEPARATOR HLABELSEPARATOR HSTATEMENTSEPARATOR
- HBEGPAR HENDPAR
- HEQR HNER
- HADD HSUB HMUL HDIV HINTDIV HEXP
- HDOTDOTDOT
+ HACTIVATE HAFTER /*HAND*/ HARRAY HAT
+ HBEFORE HBEGIN HBOOLEAN
+ HCHARACTER HCLASS /*HCOMMENT*/ HCONC
+ HDELAY HDO
+ HELSE HEND HEQ /*HEQV*/ HEXTERNAL
+ HFOR
+ HGE HGO HGOTO HGT
+ HHIDDEN
+ HIF /*HIMP*/ HIN HINNER HINSPECT HINTEGER HIS
+ HLABEL HLE HLONG HLT
+ HNAME HNE HNEW HNONE /*HNOT*/ HNOTEXT
+ /*HOR*/ HOTHERWISE
+ HPRIOR HPROCEDURE HPROTECTED
+ HQUA
+ HREACTIVATE HREAL HREF
+ HSHORT HSTEP HSWITCH
+ HTEXT HTHEN HTHIS HTO
+ HUNTIL
+ HVALUE HVAR HVIRTUAL
+ HWHEN HWHILE
+
+ HASSIGNVALUE HASSIGNREF
+ /*HDOT*/ HPAREXPSEPARATOR HLABELSEPARATOR HSTATEMENTSEPARATOR
+ HBEGPAR HENDPAR
+ HEQR HNER
+ HADD HSUB HMUL HDIV HINTDIV HEXP
+ HDOTDOTDOT
- MODULS
- | error HSTATEMENTSEPARATOR MBEE_DECLSTMS
- ;
-EXT_DECLARATION : HEXTERNAL
- MBEE_TYPE
- HPROCEDURE
- {}
- EXT_LIST
- |
- HEXTERNAL
- HIDENTIFIER
- HPROCEDURE
- {}
- HIDENTIFIER {}
- EXTERNAL_KIND_ITEM
- | HEXTERNAL
- HCLASS
- {}
- EXT_LIST
-
- ;
-EXTERNAL_KIND_ITEM: EXT_IDENT
- HOBJRELOPERATOR
- {}
- MBEE_TYPE HPROCEDURE
- HIDENTIFIER
- {}
- HEADING EMPTY_BLOCK
- {}
-/* |
- EXT_IDENT
- {}
- MBEE_REST_EXT_LIST
- ;
-MBEE_REST_EXT_LIST: /* EMPTY
- | HPAREXPSEPARATOR EXT_KIND_LIST
- ;
-EXT_KIND_LIST : EXT_KIND_ITEM
- | EXT_KIND_LIST HPAREXPSEPARATOR EXT_KIND_ITEM
- ;
-EXT_KIND_ITEM : HIDENTIFIER
- EXT_IDENT
- {}*/
- ;
-EMPTY_BLOCK : /*EMPT*/
- | HBEGIN HEND
- ;
-EXT_LIST : EXT_ITEM
- | EXT_LIST HPAREXPSEPARATOR EXT_ITEM
- ;
-EXT_ITEM : HIDENTIFIER
- EXT_IDENT
- ;
-EXT_IDENT : /* EMPTY */
- | HVALRELOPERATOR {}
- HTEXTKONST
- ;
+ MODULS
+ | error HSTATEMENTSEPARATOR MBEE_DECLSTMS
+ ;
+EXT_DECLARATION : HEXTERNAL
+ MBEE_TYPE
+ HPROCEDURE
+ {}
+ EXT_LIST
+ |
+ HEXTERNAL
+ HIDENTIFIER
+ HPROCEDURE
+ {}
+ HIDENTIFIER {}
+ EXTERNAL_KIND_ITEM
+ | HEXTERNAL
+ HCLASS
+ {}
+ EXT_LIST
+
+ ;
+EXTERNAL_KIND_ITEM: EXT_IDENT
+ HOBJRELOPERATOR
+ {}
+ MBEE_TYPE HPROCEDURE
+ HIDENTIFIER
+ {}
+ HEADING EMPTY_BLOCK
+ {}
+/* |
+ EXT_IDENT
+ {}
+ MBEE_REST_EXT_LIST
+ ;
+MBEE_REST_EXT_LIST: /* EMPTY
+ | HPAREXPSEPARATOR EXT_KIND_LIST
+ ;
+EXT_KIND_LIST : EXT_KIND_ITEM
+ | EXT_KIND_LIST HPAREXPSEPARATOR EXT_KIND_ITEM
+ ;
+EXT_KIND_ITEM : HIDENTIFIER
+ EXT_IDENT
+ {}*/
+ ;
+EMPTY_BLOCK : /*EMPT*/
+ | HBEGIN HEND
+ ;
+EXT_LIST : EXT_ITEM
+ | EXT_LIST HPAREXPSEPARATOR EXT_ITEM
+ ;
+EXT_ITEM : HIDENTIFIER
+ EXT_IDENT
+ ;
+EXT_IDENT : /* EMPTY */
+ | HVALRELOPERATOR {}
+ HTEXTKONST
+ ;
- | VALUE_PART
- | VAR_PART
- | NAME_PART VALUE_PART
- | VALUE_PART NAME_PART
- | NAME_PART VAR_PART
- | VAR_PART NAME_PART
- | VALUE_PART VAR_PART
- | VAR_PART VALUE_PART
- | VAR_PART NAME_PART VALUE_PART
- | NAME_PART VAR_PART VALUE_PART
- | NAME_PART VALUE_PART VAR_PART
- | VAR_PART VALUE_PART NAME_PART
- | VALUE_PART VAR_PART NAME_PART
- | VALUE_PART NAME_PART VAR_PART
- ;
+ | VALUE_PART
+ | VAR_PART
+ | NAME_PART VALUE_PART
+ | VALUE_PART NAME_PART
+ | NAME_PART VAR_PART
+ | VAR_PART NAME_PART
+ | VALUE_PART VAR_PART
+ | VAR_PART VALUE_PART
+ | VAR_PART NAME_PART VALUE_PART
+ | NAME_PART VAR_PART VALUE_PART
+ | NAME_PART VALUE_PART VAR_PART
+ | VAR_PART VALUE_PART NAME_PART
+ | VALUE_PART VAR_PART NAME_PART
+ | VALUE_PART NAME_PART VAR_PART
+ ;
- | SPEC_PART ONE_SPEC
- ;
-ONE_SPEC : SPECIFIER IDENTIFIER_LIST HSTATEMENTSEPARATOR
- | NO_TYPE HPROCEDURE HIDENTIFIER HOBJRELOPERATOR
- {}
- PROC_DECL_IN_SPEC HSTATEMENTSEPARATOR
- | FPP_PROC_DECL_IN_SPEC HSTATEMENTSEPARATOR
- | MBEE_TYPE HPROCEDURE HIDENTIFIER HSTATEMENTSEPARATOR
- | MBEE_TYPE HPROCEDURE HIDENTIFIER HPAREXPSEPARATOR
- IDENTIFIER_LIST HSTATEMENTSEPARATOR
- ;
+ | SPEC_PART ONE_SPEC
+ ;
+ONE_SPEC : SPECIFIER IDENTIFIER_LIST HSTATEMENTSEPARATOR
+ | NO_TYPE HPROCEDURE HIDENTIFIER HOBJRELOPERATOR
+ {}
+ PROC_DECL_IN_SPEC HSTATEMENTSEPARATOR
+ | FPP_PROC_DECL_IN_SPEC HSTATEMENTSEPARATOR
+ | MBEE_TYPE HPROCEDURE HIDENTIFIER HSTATEMENTSEPARATOR
+ | MBEE_TYPE HPROCEDURE HIDENTIFIER HPAREXPSEPARATOR
+ IDENTIFIER_LIST HSTATEMENTSEPARATOR
+ ;
- text EQUALEQUAL text
- | text NOTEQUAL text
- | text_expr ANDAND text_expr
- | text_expr ANDAND expr
- | expr ANDAND text_expr
- | text_expr OROR text_expr
- | text_expr OROR expr
- | expr OROR text_expr
- | '!' text_expr
- ;
+ text EQUALEQUAL text
+ | text NOTEQUAL text
+ | text_expr ANDAND text_expr
+ | text_expr ANDAND expr
+ | expr ANDAND text_expr
+ | text_expr OROR text_expr
+ | text_expr OROR expr
+ | expr OROR text_expr
+ | '!' text_expr
+ ;
- object_spec
- | LABEL ':' optional_separator element
- | LABEL ':' optional_separator position_not_place
- | LABEL ':' optional_separator place
- | '{' {} element_list '}'
- {}
- optional_element
- | placeless_element
- ;
+ object_spec
+ | LABEL ':' optional_separator element
+ | LABEL ':' optional_separator position_not_place
+ | LABEL ':' optional_separator place
+ | '{' {} element_list '}'
+ {}
+ optional_element
+ | placeless_element
+ ;
- BOX
- | CIRCLE
- | ELLIPSE
- | ARC
- | LINE
- | ARROW
- | MOVE
- | SPLINE
- | text %prec TEXT
- | PLOT expr
- | PLOT expr text
- | '['
- {}
- element_list ']'
- | object_spec HEIGHT expr
- | object_spec RADIUS expr
- | object_spec WIDTH expr
- | object_spec DIAMETER expr
- | object_spec expr %prec HEIGHT
- | object_spec UP
- | object_spec UP expr
- | object_spec DOWN
- | object_spec DOWN expr
- | object_spec RIGHT
- | object_spec RIGHT expr
- | object_spec LEFT
- | object_spec LEFT expr
- | object_spec FROM position
- | object_spec TO position
- | object_spec AT position
- | object_spec WITH path
- | object_spec WITH position %prec ','
- | object_spec BY expr_pair
- | object_spec THEN
- | object_spec SOLID
- | object_spec DOTTED
- | object_spec DOTTED expr
- | object_spec DASHED
- | object_spec DASHED expr
- | object_spec FILL
- | object_spec FILL expr
- | object_spec SHADED text
- | object_spec COLORED text
- | object_spec OUTLINED text
- | object_spec CHOP
- | object_spec CHOP expr
- | object_spec SAME
- | object_spec INVISIBLE
- | object_spec LEFT_ARROW_HEAD
- | object_spec RIGHT_ARROW_HEAD
- | object_spec DOUBLE_ARROW_HEAD
- | object_spec CW
- | object_spec CCW
- | object_spec text %prec TEXT
- | object_spec LJUST
- | object_spec RJUST
- | object_spec ABOVE
- | object_spec BELOW
- | object_spec THICKNESS expr
- | object_spec ALIGNED
- ;
+ BOX
+ | CIRCLE
+ | ELLIPSE
+ | ARC
+ | LINE
+ | ARROW
+ | MOVE
+ | SPLINE
+ | text %prec TEXT
+ | PLOT expr
+ | PLOT expr text
+ | '['
+ {}
+ element_list ']'
+ | object_spec HEIGHT expr
+ | object_spec RADIUS expr
+ | object_spec WIDTH expr
+ | object_spec DIAMETER expr
+ | object_spec expr %prec HEIGHT
+ | object_spec UP
+ | object_spec UP expr
+ | object_spec DOWN
+ | object_spec DOWN expr
+ | object_spec RIGHT
+ | object_spec RIGHT expr
+ | object_spec LEFT
+ | object_spec LEFT expr
+ | object_spec FROM position
+ | object_spec TO position
+ | object_spec AT position
+ | object_spec WITH path
+ | object_spec WITH position %prec ','
+ | object_spec BY expr_pair
+ | object_spec THEN
+ | object_spec SOLID
+ | object_spec DOTTED
+ | object_spec DOTTED expr
+ | object_spec DASHED
+ | object_spec DASHED expr
+ | object_spec FILL
+ | object_spec FILL expr
+ | object_spec SHADED text
+ | object_spec COLORED text
+ | object_spec OUTLINED text
+ | object_spec CHOP
+ | object_spec CHOP expr
+ | object_spec SAME
+ | object_spec INVISIBLE
+ | object_spec LEFT_ARROW_HEAD
+ | object_spec RIGHT_ARROW_HEAD
+ | object_spec DOUBLE_ARROW_HEAD
+ | object_spec CW
+ | object_spec CCW
+ | object_spec text %prec TEXT
+ | object_spec LJUST
+ | object_spec RJUST
+ | object_spec ABOVE
+ | object_spec BELOW
+ | object_spec THICKNESS expr
+ | object_spec ALIGNED
+ ;
- expr_pair
- | position '+' expr_pair
- | position '-' expr_pair
- | '(' position ',' position ')'
- | expr between position AND position
- | expr '<' position ',' position '>'
- ;
+ expr_pair
+ | position '+' expr_pair
+ | position '-' expr_pair
+ | '(' position ',' position ')'
+ | expr between position AND position
+ | expr '<' position ',' position '>'
+ ;
- relative_path
- | '(' relative_path ',' relative_path ')'
- {}
- /* The rest of these rules are a compatibility sop. */
- | ORDINAL LAST object_type relative_path
- | LAST object_type relative_path
- | ORDINAL object_type relative_path
- | LABEL relative_path
- ;
+ relative_path
+ | '(' relative_path ',' relative_path ')'
+ {}
+ /* The rest of these rules are a compatibility sop. */
+ | ORDINAL LAST object_type relative_path
+ | LAST object_type relative_path
+ | ORDINAL object_type relative_path
+ | LABEL relative_path
+ ;
- VARIABLE
- | NUMBER
- | place DOT_X
- | place DOT_Y
- | place DOT_HT
- | place DOT_WID
- | place DOT_RAD
- | expr '+' expr
- | expr '-' expr
- | expr '*' expr
- | expr '/' expr
- | expr '%' expr
- | expr '^' expr
- | '-' expr %prec '!'
- | '(' any_expr ')'
- | SIN '(' any_expr ')'
- | COS '(' any_expr ')'
- | ATAN2 '(' any_expr ',' any_expr ')'
- | LOG '(' any_expr ')'
- | EXP '(' any_expr ')'
- | SQRT '(' any_expr ')'
- | K_MAX '(' any_expr ',' any_expr ')'
- | K_MIN '(' any_expr ',' any_expr ')'
- | INT '(' any_expr ')'
- | RAND '(' any_expr ')'
- | RAND '(' ')'
- | SRAND '(' any_expr ')'
- | expr '<' expr
- | expr LESSEQUAL expr
- | expr '>' expr
- | expr GREATEREQUAL expr
- | expr EQUALEQUAL expr
- | expr NOTEQUAL expr
- | expr ANDAND expr
- | expr OROR expr
- | '!' expr
- ;
+ VARIABLE
+ | NUMBER
+ | place DOT_X
+ | place DOT_Y
+ | place DOT_HT
+ | place DOT_WID
+ | place DOT_RAD
+ | expr '+' expr
+ | expr '-' expr
+ | expr '*' expr
+ | expr '/' expr
+ | expr '%' expr
+ | expr '^' expr
+ | '-' expr %prec '!'
+ | '(' any_expr ')'
+ | SIN '(' any_expr ')'
+ | COS '(' any_expr ')'
+ | ATAN2 '(' any_expr ',' any_expr ')'
+ | LOG '(' any_expr ')'
+ | EXP '(' any_expr ')'
+ | SQRT '(' any_expr ')'
+ | K_MAX '(' any_expr ',' any_expr ')'
+ | K_MIN '(' any_expr ',' any_expr ')'
+ | INT '(' any_expr ')'
+ | RAND '(' any_expr ')'
+ | RAND '(' ')'
+ | SRAND '(' any_expr ')'
+ | expr '<' expr
+ | expr LESSEQUAL expr
+ | expr '>' expr
+ | expr GREATEREQUAL expr
+ | expr EQUALEQUAL expr
+ | expr NOTEQUAL expr
+ | expr ANDAND expr
+ | expr OROR expr
+ | '!' expr
+ ;