PART 16: The semantic nest

结构体
struct	ListStateRecord
	[#212]: ListStateRecord(366) . 更多...

宏定义
#define	V_MODE   1
#define	H_MODE   (V_MODE + MAX_COMMAND + 1)
#define	M_MODE   (H_MODE + MAX_COMMAND + 1)
#define	ignoredepth   (-65536000L)
	[#212] prev_depth value that is ignored 更多...
#define	mode   cur_list.modefield
	[#213] current mode 更多...
#define	head   cur_list.headfield
	[#213] header node of current list 更多...
#define	tail   cur_list.tailfield
	[#213] final node on current list 更多...
#define	prevgraf   cur_list.pgfield
	[#213] number of paragraph lines accumulated 更多...
#define	aux   cur_list.auxfield
	[#213] auxiliary data about the current list 更多...
#define	prevdepth   aux.sc
	[#213] the name of |aux| in vertical mode 更多...
#define	spacefactor   aux.hh.UU.lh
	[#213] part of |aux| in horizontal mode 更多...
#define	clang   aux.hh.rh
	[#213] the other part of |aux| in horizontal mode 更多...
#define	incompleatnoad   aux.int_
	[#213] the name of |aux| in math mode 更多...
#define	modeline   cur_list.mlfield
	[#213] source file line number at beginning of list 更多...
#define	tailappend(x)   (link(tail) = (x), tail = link(tail))
	[p78#214] 更多...

函数
void	lexer_semantic_init ()
	[#215] 更多...
void	print_mode (Integer m)
void	pushnest (void)
	[#216] enter a new semantic level, save the old. 更多...
void	popnest (void)
	[#217] leave a semantic level, re-enter the old. 更多...
void	showactivities (void)
	[#218] displays what TEX is working on, at all levels. 更多...

变量
ListStateRecord	nest [NEST_SIZE+1]
	[ #211~219: PART 16: THE SEMANTIC NEST ] 更多...
UChar	nest_ptr
UChar	max_nest_stack
ListStateRecord	cur_list
Int16	shown_mode

详细描述

宏定义说明

aux

#define aux   cur_list.auxfield

[#213] auxiliary data about the current list

clang

#define clang   aux.hh.rh

[#213] the other part of |aux| in horizontal mode

H_MODE

#define H_MODE   (V_MODE + MAX_COMMAND + 1)

head

#define head   cur_list.headfield

[#213] header node of current list

ignoredepth

#define ignoredepth   (-65536000L)

[#212] prev_depth value that is ignored

incompleatnoad

#define incompleatnoad   aux.int_

[#213] the name of |aux| in math mode

M_MODE

#define M_MODE   (H_MODE + MAX_COMMAND + 1)

mode

#define mode   cur_list.modefield

[#213] current mode

modeline

#define modeline   cur_list.mlfield

[#213] source file line number at beginning of list

prevdepth

#define prevdepth   aux.sc

[#213] the name of |aux| in vertical mode

prevgraf

#define prevgraf   cur_list.pgfield

[#213] number of paragraph lines accumulated

spacefactor

#define spacefactor   aux.hh.UU.lh

[#213] part of |aux| in horizontal mode

tail

#define tail   cur_list.tailfield

[#213] final node on current list

tailappend

#define tailappend

(

x

)

(link(tail) = (x), tail = link(tail))

[p78#214]

V_MODE

#define V_MODE   1

函数说明

lexer_semantic_init()

void lexer_semantic_init

(

)

[#215]

[#991] Start a new current page move to page_builder_init

popnest()

void popnest

(

void

)

[#217] leave a semantic level, re-enter the old.

print_mode()

void print_mode

(

Integer

m

)

pushnest()

void pushnest

(

void

)

[#216] enter a new semantic level, save the old.

showactivities()

void showactivities

(

void

)

[#218] displays what TEX is working on, at all levels.

[#986] Show the status of the current page.

[#219] Show the auxiliary field, a.

变量说明

cur_list

ListStateRecord cur_list

max_nest_stack

UChar max_nest_stack

nest

ListStateRecord nest[NEST_SIZE+1]

[ #211~219: PART 16: THE SEMANTIC NEST ]

nest_ptr

UChar nest_ptr

shown_mode

Int16 shown_mode