dnl  userv - tokens.h.m4
dnl  token values, passed through m4 with defs from langauge.i4
/*  
 *   Copyright (C)1996-1997 Ian Jackson
 *  
 *   This is free software; you can redistribute it and/or modify it
 *   under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *  
 *   This program is distributed in the hope that it will be useful, but
 *   WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *   General Public License for more details.
 *  
 *   You should have received a copy of the GNU General Public License
 *   along with userv; if not, write to the Free Software
 *   Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

include(language.i4)

#ifndef TOKENS_H
#define TOKENS_H

enum tokens {
  tokm_instance=           000000000777,
  tokm_repres=             000000007000,
  tokm_type=               017777770000,
  tokr_nonstring=          000000001000,
  tokr_word=               000000002000,
  tokr_punct=              000000003000,
  tokr_string=             000000004000,
undivert(4)
undivert(1)
undivert(2)
};

typedef int directive_fnt(int dtoken);
directive_fnt df_reject, df_execute, df_executefrompath;
directive_fnt df_executefromdirectory;
directive_fnt df_errorstostderr, df_errorstosyslog, df_errorstofile;
directive_fnt dfg_fdwant, dfg_setflag;
directive_fnt df_reset, df_cd, df_userrcfile, df_include;
directive_fnt df_includelookup, df_includedirectory;
directive_fnt df_message, df_error, df_quit, df_eof;
directive_fnt df_if, df_catchquit, df_errorspush;
directive_fnt dfi_includeuserrcfile, dfi_includeclientconfig;
/* directive functions return:
 *  0 for success
 *   having scanned up to and including end of line but not beyond
 *  an exception (eg tokv_error) for failure of some kind
 */

typedef int parmcondition_fnt(int ctoken, char **parmvalues, int *rtrue);
parmcondition_fnt pcf_glob, pcf_range, pcf_grep;
/* all conditional functions return tokv_error or 0 for success at parsing
 *  and testing, in which case *rtrue is set to 0 or 1.  On success they
 *  have scanned up to and including the condition's terminating newline.
 * The parameter-based conditionals take a list of parameter values
 * as obtained from the parameter functions and pa_parameter,
 * and do _not_ free it.
 */

typedef int parameter_fnt(int ptoken, char ***rvalues);
parameter_fnt pf_service;
parameter_fnt pf_callinguser, pf_serviceuser;
parameter_fnt pf_callinggroup, pf_servicegroup;
parameter_fnt pf_callingusershell, pf_serviceusershell;
/* Parameter functions return tokv_error or 0 for success at parsing
 * and determining the value, in which case *rvalues is made to be
 * a mallocd null-terminated array of pointers to mallocd strings.
 * freeparm can be used to free such an array.
 */

int yylex(void);
/* Returns a token (which may be a eof or error exception) */

extern directive_fnt *lr_dir;
extern parmcondition_fnt *lr_parmcond;
extern parameter_fnt *lr_parameter;
extern int lr_loglevel, lr_logfacility, lr_min, lr_max, *lr_flag;
extern int lr_flagval, lr_controlend;
extern int lr_fdwant_readwrite; /* -1=never, 0=opt, 1=always */

undivert(4)

#endif

divert(-1)
undivert