diff options
Diffstat (limited to 'bin/pdksh/lex.h')
| -rw-r--r-- | bin/pdksh/lex.h | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/bin/pdksh/lex.h b/bin/pdksh/lex.h deleted file mode 100644 index bca6446d268..00000000000 --- a/bin/pdksh/lex.h +++ /dev/null @@ -1,133 +0,0 @@ -/* $OpenBSD: lex.h,v 1.3 1996/10/13 21:32:20 downsj Exp $ */ - -/* - * Source input, lexer and parser - */ - -/* $From: lex.h,v 1.4 1994/05/31 13:34:34 michael Exp $ */ - -#define IDENT 64 - -typedef struct source Source; -struct source { - const char *str; /* input pointer */ - int type; /* input type */ - char const *start; /* start of current buffer */ - union { - char **strv; /* string [] */ - struct shf *shf; /* shell file */ - struct tbl *tblp; /* alias (SALIAS) */ - char *freeme; /* also for SREREAD */ - } u; - char ugbuf[2]; /* buffer for ungetsc() (SREREAD) and - * alias (SALIAS) */ - int line; /* line number */ - int errline; /* line the error occured on (0 if not set) */ - const char *file; /* input file name */ - int flags; /* SF_* */ - Area *areap; - XString xs; /* input buffer */ - Source *next; /* stacked source */ -}; - -/* Source.type values */ -#define SEOF 0 /* input EOF */ -#define SFILE 1 /* file input */ -#define SSTDIN 2 /* read stdin */ -#define SSTRING 3 /* string */ -#define SWSTR 4 /* string without \n */ -#define SWORDS 5 /* string[] */ -#define SWORDSEP 6 /* string[] seperator */ -#define SALIAS 7 /* alias expansion */ -#define SREREAD 8 /* read ahead to be re-scanned */ - -/* Source.flags values */ -#define SF_ECHO BIT(0) /* echo input to shlout */ -#define SF_ALIAS BIT(1) /* faking space at end of alias */ -#define SF_ALIASEND BIT(2) /* faking space at end of alias */ -#define SF_TTY BIT(3) /* type == SSTDIN & it is a tty */ - -/* - * states while lexing word - */ -#define SBASE 0 /* outside any lexical constructs */ -#define SWORD 1 /* implicit quoting for substitute() */ -#ifdef KSH -#define SDPAREN 2 /* inside (( )), implicit quoting */ -#endif /* KSH */ -#define SSQUOTE 3 /* inside '' */ -#define SDQUOTE 4 /* inside "" */ -#define SBRACE 5 /* inside ${} */ -#define SPAREN 6 /* inside $() */ -#define SBQUOTE 7 /* inside `` */ -#define SDDPAREN 8 /* inside $(( )) */ -#define SHEREDELIM 9 /* parsing <<,<<- delimiter */ -#define SHEREDQUOTE 10 /* parsing " in <<,<<- delimiter */ -#define SPATTERN 11 /* parsing *(...|...) pattern (*+?@!) */ -#define STBRACE 12 /* parsing ${..[#%]..} */ - -typedef union { - int i; - char *cp; - char **wp; - struct op *o; - struct ioword *iop; -} YYSTYPE; - -/* If something is added here, add it to tokentab[] in syn.c as well */ -#define LWORD 256 -#define LOGAND 257 /* && */ -#define LOGOR 258 /* || */ -#define BREAK 259 /* ;; */ -#define IF 260 -#define THEN 261 -#define ELSE 262 -#define ELIF 263 -#define FI 264 -#define CASE 265 -#define ESAC 266 -#define FOR 267 -#define SELECT 268 -#define WHILE 269 -#define UNTIL 270 -#define DO 271 -#define DONE 272 -#define IN 273 -#define FUNCTION 274 -#define TIME 275 -#define REDIR 276 -#ifdef KSH -#define MDPAREN 277 /* (( )) */ -#endif /* KSH */ -#define BANG 278 /* ! */ -#define DBRACKET 279 /* [[ .. ]] */ -#define COPROC 280 /* |& */ -#define YYERRCODE 300 - -/* flags to yylex */ -#define CONTIN BIT(0) /* skip new lines to complete command */ -#define ONEWORD BIT(1) /* single word for substitute() */ -#define ALIAS BIT(2) /* recognize alias */ -#define KEYWORD BIT(3) /* recognize keywords */ -#define LETEXPR BIT(4) /* get expression inside (( )) */ -#define VARASN BIT(5) /* check for var=word */ -#define ARRAYVAR BIT(6) /* parse x[1 & 2] as one word */ -#define ESACONLY BIT(7) /* only accept esac keyword */ -#define CMDWORD BIT(8) /* parsing simple command (alias related) */ -#define HEREDELIM BIT(9) /* parsing <<,<<- delimiter */ - -#define HERES 10 /* max << in line */ - -EXTERN Source *source; /* yyparse/yylex source */ -EXTERN YYSTYPE yylval; /* result from yylex */ -EXTERN int yynerrs; -EXTERN struct ioword *heres [HERES], **herep; -EXTERN char ident [IDENT+1]; - -#ifdef HISTORY -# define HISTORYSIZE 128 /* size of saved history */ - -EXTERN char **history; /* saved commands */ -EXTERN char **histptr; /* last history item */ -EXTERN int histsize; /* history size */ -#endif /* HISTORY */ |