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Diffstat (limited to 'tools/build/v2/engine/scan.h')
-rw-r--r-- | tools/build/v2/engine/scan.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/tools/build/v2/engine/scan.h b/tools/build/v2/engine/scan.h deleted file mode 100644 index b672d00262..0000000000 --- a/tools/build/v2/engine/scan.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - * Copyright 1993, 1995 Christopher Seiwald. - * - * This file is part of Jam - see jam.c for Copyright information. - */ - -/* - * scan.h - the jam yacc scanner - * - * External functions: - * - * yyerror( char *s ) - print a parsing error message. - * yyfparse( char *s ) - scan include file s. - * yylex() - parse the next token, returning its type. - * yymode() - adjust lexicon of scanner. - * yyparse() - declaration for yacc parser. - * yyanyerrors() - indicate if any parsing errors occured. - * - * The yymode() function is for the parser to adjust the lexicon of the scanner. - * Aside from normal keyword scanning, there is a mode to handle action strings - * (look only for the closing }) and a mode to ignore most keywords when looking - * for a punctuation keyword. This allows non-punctuation keywords to be used in - * lists without quoting. - */ - -/* - * YYSTYPE - value of a lexical token - */ - -#define YYSTYPE YYSYMBOL - -typedef struct _YYSTYPE -{ - int type; - OBJECT * string; - PARSE * parse; - LIST * list; - int number; - OBJECT * file; - int line; - const char * keyword; -} YYSTYPE; - -extern YYSTYPE yylval; - -void yymode( int n ); -void yyerror( const char * s ); -int yyanyerrors(); -void yyfparse( OBJECT * s ); -int yyline(); -int yylex(); -int yyparse(); -void yyinput_stream( OBJECT * * name, int * line ); - -# define SCAN_NORMAL 0 /* normal parsing */ -# define SCAN_STRING 1 /* look only for matching } */ -# define SCAN_PUNCT 2 /* only punctuation keywords */ |