/* tfile.h */

/* %Src=tfile.h  %Dir=\rltraynh/c/stuff/  %Date=92/10/15-2:28pm  */

/* Support for: Line-oriented file read from Src_file  */

#ifndef TF_H
#define TF_H 1

/*   Requires:    tu.h  &  tu.c   */


/*********************** 
 |  NOTE:   See tu.h  for  FILE ACCESS  parms, etc
 |
 |          (also CR vs CR/LF on writeln() functions, etc.
 |
 +-------------------------------------------------------------*/
#ifndef STRING_SIZE
#define  STRING_SIZE   256
#define  STRING_LENGTH 256
#endif

FILE     *TF_exists_file = NULL;

FILE     *Src_file       = NULL;
short     Src_eof        =    1;
short     Src_fcode      =    READ_ACCESS_UNDEFINED;
INT       Src_recnum     =    0;
INT       Src_byte_count =    0;        /* byte location */
char     *Src_fname      = NULL;
char     *Src_tmp_fname  = NULL;

FILE     *Out_file       = NULL;
short     Out_eof        =    1;
short     Out_fcode      =    READ_ACCESS_UNDEFINED;
INT       Out_recnum     =    0;
INT       Out_byte_count =    0;        /* byte location */
char     *Out_fname      = NULL;
char     *Out_tmp_fname  = NULL;

char *Junkf, *JunkF, *Fjunk, *Junko;
char *IO_err_msg = NULL;
short IO_err_code = 0;

/*-----------------------------------------------  function prototypes  -----*/

  void       Init_tf                                             (void);

  long       Copy_and_strip_control_chars_completely             (void);

  long       Copy_ascii_format_src_to_out                        (void);

  long       Copy_no_troff                                       (void);

  long       Copy_src_to_out                                     (void);

  long       Count_src_file_non_blank_lines              (char *Qfname);

  void       Fclose                             (char *File_ref_symbol);

  short      File_exists                                 (char *Qfname);

 short      Open_out_file                                  (char *Qfname);

 short      Open_out_via_argv_or_prompt          (int Arg_num, char    *Msg,
                                                  short Argc,  char* Argv[]);

 short      Open_out_via_new_extn                         (char  *Qfname,
                                                           char    *Extn);

 short      Open_src_file                                  (char *Qfname);

 short      Open_src_and_out_file_in_place                 (char *Qfname);

 short      Open_src_via_argv_or_prompt        (short Arg_num, char *Msg,
                                                short Argc,  char* Argv[]);

 short      Pull_src_line                                      (char *Xd);

 void       Show_file                                          (FILE *Fp);

 void       Show_line                                   (char        *Xs);

 void       Show_line_info                           (char          *Xs,
                                                      short         Len,
                                                      short  Line_count);

 void       Warn_user_null_found_embedded_in_text_file            (void);

#endif  /* ifndef TF_H */