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Length: 6819 (0x1aa3)
Types: TextFile
Notes: UNIX file
Names: »env.h«
└─⟦f27320a65⟧ Bits:30001972 Commodore 900 hard disk image with partial source code
└─⟦f4b8d8c84⟧ UNIX V7 Filesystem
└─ ⟦this⟧ »cmd/nroff/env.h«
/*
* Nroff/Troff.
* Enviroment header file.
*/
#define llinptr env.e_llinptr /* Last line pointer */
#define nlinptr env.e_nlinptr /* New line pointer */
#define tlinptr env.e_tlinptr /* Tab line pointer */
#define llinsiz env.e_llinsiz /* Last line size */
#define nlinsiz env.e_nlinsiz /* New line size */
#define tlinsiz env.e_tlinsiz /* Tab line size */
#define llindir env.e_llindir /* Last directive count */
#define nlindir env.e_nlindir /* Current directive count */
#define ctabptr env.e_ctabptr /* Current tab pointer */
#define ltabchr env.e_ltabchr /* Last tab character */
#define basline env.e_basline /* Height above baseline */
#define preexls env.e_preexls /* Pre extra line space */
#define posexls env.e_posexls /* Post extra line space */
#define defwidt env.e_defwidt /* Default font width table */
#define fonwidt env.e_fonwidt /* Current font width table */
#define fontype env.e_fontype /* Current font */
#define itlmode env.e_itlmode /* Italic */
#define bolmode env.e_bolmode /* Boldface */
#define tab env.e_tab /* Table of tabs */
#define fon env.e_fon /* Font name */
#define psz env.e_psz /* Pointsize */
#define vls env.e_vls /* Vertical line spacing */
#define lln env.e_lln /* Line length */
#define ind env.e_ind /* Indent */
#define tin env.e_tin /* Temporary indent */
#define tif env.e_tif /* Temporary indent flag */
#define fil env.e_fil /* Fill mode */
#define adm env.e_adm /* Adjust mode */
#define adj env.e_adj /* Adjust justification type */
#define cec env.e_cec /* Count for centre command */
#define ulc env.e_ulc /* Count for underline command */
#define uft env.e_uft /* Underline font */
#define ufp env.e_ufp /* Previous font (from underline) */
#define mws env.e_mws /* Minimum word spacing */
#define lsp env.e_lsp /* Line spacing */
#define hyp env.e_hyp /* Hyphenation mode */
#define tln env.e_tln /* Title length */
#define mar env.e_mar /* Margin seperation */
#define csz env.e_csz /* Constant character size */
#define lgm env.e_lgm /* Ligature mode */
#define lnn env.e_lnn /* Current line number */
#define lmn env.e_lmn /* Line number multiple */
#define lns env.e_lns /* Line number seperation */
#define lni env.e_lni /* Line number indent */
#define nnc env.e_nnc /* Count for no number command */
#define inpltrc env.e_inpltrc /* Input line trap count */
#define inptrap env.e_inptrap /* Input line trap */
#define oldfon env.e_oldfon /* Last value of fon */
#define oldpsz env.e_oldpsz /* Last value of psz */
#define oldvls env.e_oldvls /* Last value of vls */
#define oldlln env.e_oldlln /* Last value of lln */
#define oldind env.e_oldind /* Last value of ind */
#define oldmws env.e_oldmws /* Last value of mws */
#define oldlsp env.e_oldlsp /* Last value of lsp */
#define oldtln env.e_oldtln /* Last value of tln */
#define oldmar env.e_oldmar /* Last value of mar */
#define ccc env.e_ccc /* Current control character */
#define nbc env.e_nbc /* No break character */
#define tbc env.e_tbc /* Tab character */
#define ldc env.e_ldc /* Leader character */
#define hic env.e_hic /* Hyphenation indicator character */
#define tpc env.e_tpc /* Page character in title */
#define mrc env.e_mrc /* Margin character */
#define linebuf env.e_linebuf /* Line buffer */
#define wordbuf env.e_wordbuf /* Word buffer */
#define newbold env.e_newbold /* New value of bolmode */
#define newital env.e_newital /* New value of itlmode */
#define newfont env.e_newfont /* New value of fontype */
#define newpsz env.e_newpsz /* New value of psz */
/*
* Tab stop entry.
*/
typedef struct {
int t_pos; /* Tab position */
int t_jus; /* Type of justification */
} TAB;
/*
* Enviroments
*/
typedef struct {
CODE *e_llinptr; /* Last line pointer */
CODE *e_nlinptr; /* New line pointer */
CODE *e_tlinptr; /* Tab line pointer */
int e_llinsiz; /* Last line size */
int e_nlinsiz; /* New line size */
int e_tlinsiz; /* Tab line size */
int e_llindir; /* Last directive count */
int e_nlindir; /* New directive count */
TAB *e_ctabptr; /* Current tab pointer */
char e_ltabchr; /* Last tab character */
int e_basline; /* Height above baseline */
int e_preexls; /* Pre extra line space */
int e_posexls; /* Post extra line space */
char *e_defwidt; /* Default font width table */
char *e_fonwidt; /* Current font width table */
int e_fontype; /* Current font */
int e_itlmode; /* Italic */
int e_bolmode; /* Boldface */
TAB e_tab[TABSIZE]; /* Table of tabs */
char e_fon[2]; /* Font name */
int e_psz; /* Pointsize */
int e_vls; /* Vertical line spacing */
int e_lln; /* Line length */
int e_ind; /* Indent */
int e_tin; /* Temporary indent */
int e_tif; /* Temporary indent flag */
int e_fil; /* Fill mode */
int e_adm; /* Adjust mode */
int e_adj; /* Adjust justification type */
int e_cec; /* Count for centre command */
int e_ulc; /* Count for underline command */
char e_uft[2]; /* Underline font */
char e_ufp[2]; /* Previous font (from underline) */
int e_mws; /* Minimum word spacing */
int e_lsp; /* Line spacing */
int e_hyp; /* Hyphenation mode */
int e_tln; /* Title length */
int e_mar; /* Margin seperation */
int e_csz; /* Constant character size */
int e_lgm; /* Ligature mode */
int e_lnn; /* Current line number */
int e_lmn; /* Line number multiple */
int e_lns; /* Line number seperation */
int e_lni; /* Line number indent */
int e_nnc; /* Count for no number command */
int e_inpltrc; /* Input line trap count */
char e_inptrap[2]; /* Input line trap */
char e_oldfon[2]; /* Last value of fon */
int e_oldpsz; /* Last value of psz */
int e_oldvls; /* Last value of vls */
int e_oldlln; /* Last value of lln */
int e_oldind; /* Last value of ind */
int e_oldmws; /* Last value of mws */
int e_oldlsp; /* Last value of lsp */
int e_oldtln; /* Last value of tln */
int e_oldmar; /* Last value of mar */
char e_ccc; /* Current control character */
char e_nbc; /* No break character */
char e_tbc; /* Tab character */
char e_ldc; /* Leader character */
char e_hic; /* Hyphenation indicator character */
char e_tpc; /* Page character in title */
char e_mrc; /* Margin character */
CODE e_linebuf[LINSIZE]; /* Line buffer */
CODE e_wordbuf[WORSIZE]; /* Word buffer */
char e_newbold, /* New value of bolmode */
e_newital; /* New value of itlmode */
int e_newfont, /* New value of fontype */
e_newpsz; /* New value of psz */
} ENV;
/*
* Global variables.
*/
extern ENV env; /* Current enviroment */
extern int envinit[ENVSIZE]; /* If initialised */
extern int envstak[EVSSIZE]; /* Enviroment stack */
extern int envs; /* Enviroment stack index */
extern int mapfont [8]; /* Font map for \fn */