#include "global.h"
#include "lexer.h"
#include "str.h"

scan.h 的引用(Include)关系图:

此图展示该文件直接或间接的被哪些文件引用了:

宏定义
#define	INC_SCAN_H
	digest certain kinds of patterns in the input. 更多...

#define	INPUT_LINE_NO_CODE (GLUE_VAL + 1)
	[#416] `\inputlineno` 更多...

#define	BADNESS_CODE (GLUE_VAL + 2)
	[#416] `\badness` 更多...

#define	MAX_DIMEN 1073741823L
	[#421] \( 2^{30}-1 \) 更多...

#define	ZERO_TOKEN (othertoken + '0')
	[#445] zero, the smallest digit 更多...

#define	SCAN_NORMAL_DIMEN() scan_dimen(false, false, false)
	[#448] 更多...

枚举
enum	TokenLevel { INT_VAL , DIMEN_VAL , GLUE_VAL , MU_VAL , IDENT_VAL , TOK_VAL }
	[#410] 更多...

函数
void	skip_spaces (void)
	[#406] Get the next non-blank non-call token. 更多...

void	skip_spaces_or_relax (void)
	[#404] Get the next non-blank non-relax non-call token. 更多...

void	scan_left_brace (void)
	[#403] when a left brace is supposed to be the next non-blank token. 更多...

void	scan_optional_equals (void)
	[#405] looks for an optional `=` sign preceded by optional spaces. 更多...

Boolean	scankeyword (StrNumber s)
	[#407] look for a given string. 更多...

void	scan_something_internal (SmallNumber level, Boolean negative)
	[#413] fetch an internal parameter. 更多...

void	scan_eight_bit_int (void)
	[#433] scan `register code = [0, 255]`, use scan_int. 更多...

void	scan_char_num (void)
	[#434] scan `character code = [0, 255]`, use scan_int. 更多...

void	scan_four_bit_int (void)
	[#435] scan `number = [0, 15]`, use scan_int. 更多...

void	scan_fifteen_bit_int (void)
	[#436] scan `mathchar = [0, 23767]`, use scan_int. 更多...

void	scan_twenty_seven_bit_int (void)
	[#437] scan `mathchar` = \( [0, 2^{27}−1] \), use scan_int. 更多...

void	scan_int (void)
	[#440] sets cur_val to an integer. 更多...

void	scan_dimen (Boolean mu, Boolean inf, Boolean shortcut)
	[#448] sets cur_val to a dimension. 更多...

void	scan_glue (SmallNumber level)
	[#461] sets cur_val to a glue spec pointer. 更多...

HalfWord	scan_rule_spec (void)
	[#463] returns a pointer to a rule node. 更多...

void	scan_init ()
	[#439] 更多...

变量
Integer	cur_val
	[#410] value returned by numeric scanners. 更多...

SmallNumber	cur_val_level
	[#410] the "level" of this value. 更多...

SmallNumber	radix
	[#438] scan_int sets this to 8, 10, 16, or zero. 更多...

GlueOrd	cur_order
	[#447] order of INFINITY found by scan_dimen. 更多...

宏定义说明

◆ INC_SCAN_H

#define INC_SCAN_H

digest certain kinds of patterns in the input.