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/*
* Copyright (C) 1985-1992 New York University
*
* This file is part of the Ada/Ed-C system. See the Ada/Ed README file for
* warranty (none) and distribution info and also the GNU General Public
* License for more details.
*/
/* +---------------------------------------------------+
| |
| I N T E R P P R E D E F S |
| |
| D E F I N I T I O N S |
| |
| (C Version) |
| |
| Adapted From Low Level SETL version written by |
| |
| Monte Zweben |
| Philippe Kruchten |
| Jean-Pierre Rosen |
| |
| Original High Level SETL version written by |
| |
| Clint Goss |
| Tracey M. Siesser |
| Bernard D. Banner |
| Stephen C. Bryant |
| Gerry Fisher |
| |
| C version written by |
| |
| Robert B. K. Dewar |
| |
+---------------------------------------------------+
*/
/* Constants For PRDEF Operations */
#include <stdlib.h>
#include <stdio.h>
#include "config.h"
#include "int.h"
#include "predef.h"
#include "ivars.h"
/* ASCII control characters */
#define BS 0x08
#define HT 0x09
#define LF 0x0a
#define FF 0x0c
#define CR 0x0d
/* ASCII quote character */
#define QUOTE 0x27
/* Codes used in io_mode field of AFCB */
#define SIO_IN_FILE 0 /* SEQUENTIAL_IO IN */
#define SIO_OUT_FILE 1 /* SEQUENTIAL_IO OUT */
#define DIO_IN_FILE 0 /* DIRECT_IO IN */
#define DIO_INOUT_FILE 1 /* DIRECT_IO INOUT */
#define DIO_OUT_FILE 2 /* DIRECT_IO OUT */
#define TIO_IN_FILE 0 /* TEXT_IO IN */
#define TIO_OUT_FILE 1 /* TEXT_IO OUT */
/* Utility macros to access attributes of current file */
#define IOFDESC (afcbs[filenum-1]->io_fdesc)
#ifdef IO_EOF
#define IOEOF afcbs[filenum-1]->io_eof
#endif
#define IOFNAME (afcbs[filenum-1]->io_fname)
#define IOFORM (afcbs[filenum-1]->io_form)
#define IOMODE (afcbs[filenum-1]->io_mode)
#define DPOS (afcbs[filenum-1]->dio_pos)
#define DSIZE (afcbs[filenum-1]->dio_size)
#define DLENGTH (afcbs[filenum-1]->dio_length)
#define PAGE (afcbs[filenum-1]->tio_page)
#define LINE (afcbs[filenum-1]->tio_line)
#define COL (afcbs[filenum-1]->tio_col)
#define LINE_LENGTH (afcbs[filenum-1]->tio_line_length)
#define PAGE_LENGTH (afcbs[filenum-1]->tio_page_length)
#define CHARS (afcbs[filenum-1]->tio_count)
#define CHAR1 (afcbs[filenum-1]->tio_look_ahead[0])
#define CHAR2 (afcbs[filenum-1]->tio_look_ahead[1])
#define CHAR3 (afcbs[filenum-1]->tio_look_ahead[2])
/* Macros testing file attributes */
#define BOUNDED_LINE_LENGTH (LINE_LENGTH > 0)
#define UNBOUNDED_LINE_LENGTH (LINE_LENGTH == 0)
#define BOUNDED_PAGE_LENGTH (PAGE_LENGTH > 0)
#define UNBOUNDED_PAGE_LENGTH (PAGE_LENGTH == 0)
#define PAGE_TERMINATED (COL == 1 && LINE == 1 && PAGE != 1)
/* Maximum identifier length */
#define MAX_ID 80
/* Define special characters in text file */
#define PAGE_MARK 0x0C /* page terminator */
#define LINE_FEED 0x0a /* line terminator */
/* Convert character to upper case */
#define UPPER_CASE(x) (('a' <= (x) && (x) <= 'z') ? (x - 32) : x)
/* Forward definitions for value returning functions */
int scan_integer();
int scan_integer_string();
long scan_fixed();
long scan_fixed_string();
float scan_float();
float scan_float_string();
int get_argument_value();
float get_float_argument_value();
long get_long_argument_value();
int *get_argument_ptr();
char get_char();
char *make_string();
char *predef_alloc();
/* On the PC, need to distinguish binary and text files, so use
* fopen_bin and fopen_txt, respectively. On other machines, this
* distinction need not be made, so fopen_bin and fopen_txt are
* macros.
*/
#ifdef IBM_PC
FILE *fopen_bin();
FILE *fopen_txt();
#else
#define fopen_bin(a,b) fopen(a,b)
#define fopen_txt(a,b) fopen(a,b)
#endif
#define COUNT_LAST 32767
#define LOWER_CASE 0
#define DISCARD_GENERIC_PARAMETER cur_stackptr -= 2
/* if DEBUG_PREDEF defined, get detailed trace on IO operations
* using pchar and gchar; these are made into null macros if
* the trace is not desired.
*/
#ifndef DEBUG_PREDEF
#define pchar(a,b)
#define gchar(a,b)
#endif
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