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SCAN.H
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1992-02-19
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2KB
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79 lines
/*
* %Y%:%M%:%I%:%Q%
*
* Copyright 1987,1988,1991 Pat J Monardo
*
* Redistribution of this file is permitted through
* the specifications in the file COPYING.
*
*
*/
void scan_left_brace();
void scan_optional_equals();
bool scan_keyword();
global int cur_val_level;
global int cur_val;
void scan_something_internal();
void mu_error();
#define INT_VAL 0
#define DIMEN_VAL 1
#define GLUE_VAL 2
#define MU_VAL 3
#define IDENT_VAL 4
#define TOK_VAL 5
#define INPUT_LINE_NO_CODE 3
#define BADNESS_CODE 4
void scan_eight_bit_int();
void scan_char_num();
void scan_four_bit_int();
void scan_fifteen_bit_int();
void scan_twenty_seven_bit_int();
void scan_int();
#define INFINITY 017777777777
global int radix;
#define PLUS_TOKEN (OTHER_TOKEN + '+')
#define MINUS_TOKEN (OTHER_TOKEN + '-')
#define ZERO_TOKEN (OTHER_TOKEN + '0')
#define A_TOKEN (LETTER_TOKEN + 'A')
#define OTHER_A_TOKEN (OTHER_TOKEN + 'A')
#define OCTAL_TOKEN (OTHER_TOKEN + '\'')
#define HEX_TOKEN (OTHER_TOKEN + '"')
#define ALPHA_TOKEN (OTHER_TOKEN + '`')
#define POINT_TOKEN (OTHER_TOKEN + '.')
#define EURO_POINT_TOKEN (OTHER_TOKEN + ',')
void scan_dimen();
#define MAX_DIMEN 07777777777
#define scan_normal_dimen() scan_dimen(FALSE, FALSE, FALSE)
global int cur_order;
void scan_glue();
#define scan_optional_space() \
{get_x_token(); if (cur_cmd != SPACER) back_input();}
#define get_nbx_token() \
{do get_x_token(); while (cur_cmd == SPACER);}
#define get_nbrx_token() \
{do get_x_token(); while (cur_cmd == SPACER || cur_cmd == RELAX);}
void scan_spec();
ptr scan_rule_spec();
void _scan_init();
void _scan_init_once();