Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. =================================================================== RCS file: /ftp/cvs/cvsroot/src/lib/libcurses/curses_private.h,v rcsdiff: /ftp/cvs/cvsroot/src/lib/libcurses/curses_private.h,v: warning: Unknown phrases like `commitid ...;' are present. retrieving revision 1.1 retrieving revision 1.62.10.1 diff -u -p -r1.1 -r1.62.10.1 --- src/lib/libcurses/curses_private.h 2000/04/11 13:57:09 1.1 +++ src/lib/libcurses/curses_private.h 2018/09/30 01:45:33 1.62.10.1 @@ -1,4 +1,4 @@ -/* $NetBSD: curses_private.h,v 1.1 2000/04/11 13:57:09 blymn Exp $ */ +/* $NetBSD: curses_private.h,v 1.62.10.1 2018/09/30 01:45:33 pgoyette Exp $ */ /*- * Copyright (c) 1998-2000 Brett Lymn @@ -13,7 +13,7 @@ * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. The name of the author may not be used to endorse or promote products - * derived from this software withough specific prior written permission + * derived from this software without specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES @@ -29,9 +29,35 @@ * */ +/* Modified by Ruibiao Qiu + * to add support for wide characters + * Changes: + * - Add a compiler variable HAVE_WCHAR for wide character only code + * - Add a pointer to liked list of non-spacing characters in __ldata + * and the macro to access the width field in the attribute field + * - Add a circular input character buffer in __screen to handle + * wide-character input (used in get_wch()) + */ + +#include +#include + /* Private structure definitions for curses. */ + +/* Termcap capabilities. */ +#ifdef HAVE_WCHAR /* - * A window an array of __LINE structures pointed to by the 'lines' pointer. + * Add a list of non-spacing characters to each spacing + * character in a singly linked list + */ +typedef struct nschar_t { + wchar_t ch; /* Non-spacing character */ + struct nschar_t *next; /* Next non-spacing character */ +} nschar_t; +#endif /* HAVE_WCHAR */ + +/* + * A window is an array of __LINE structures pointed to by the 'lines' pointer. * A line is an array of __LDATA structures pointed to by the 'line' pointer. * * IMPORTANT: the __LDATA structure must NOT induce any padding, so if new @@ -42,33 +68,38 @@ */ struct __ldata { -#define __CHARTEXT 0x000000ff /* bits for 8-bit characters */ wchar_t ch; /* Character */ -#define __NORMAL 0x00000000 /* Added characters are normal. */ -#define __STANDOUT 0x00010000 /* Added characters are standout. */ -#define __UNDERSCORE 0x00020000 /* Added characters are underscored. */ -#define __REVERSE 0x00040000 /* Added characters are reverse - video. */ -#define __BLINK 0x00080000 /* Added characters are blinking. */ -#define __DIM 0x00100000 /* Added characters are dim. */ -#define __BOLD 0x00200000 /* Added characters are bold. */ -#define __BLANK 0x00400000 /* Added characters are blanked. */ -#define __PROTECT 0x00800000 /* Added characters are protected. */ -#define __ALTCHARSET 0x01000000 /* Added characters are ACS */ -#define __COLOR 0xee000000 /* Color bits */ -#define __ATTRIBUTES 0xefff0000 /* All 8-bit attribute bits */ -#define __TERMATTR 0x00fc0000 /* Termcap attribute modes - (reverse, blinking, dim, bold, - blanked & protected */ attr_t attr; /* Attributes */ +#ifdef HAVE_WCHAR + nschar_t *nsp; /* Foreground non-spacing character pointer */ +#endif /* HAVE_WCHAR */ }; +#ifdef HAVE_WCHAR +/* macros to extract the width of a wide character */ +#define __WCWIDTH 0xfc000000 +#define WCW_SHIFT 26 +#define WCOL(wc) ((((unsigned) (wc).attr) >> WCW_SHIFT ) > MB_LEN_MAX ? ((int)(((unsigned) (wc).attr ) >> WCW_SHIFT )) - 64 : ((int)(((unsigned) (wc).attr ) >> WCW_SHIFT))) +#define SET_WCOL(c, w) do { \ + ((c).attr) = ((((c).attr) & WA_ATTRIBUTES ) | ((w) << WCW_SHIFT )); \ +} while(/*CONSTCOND*/0) +#define BGWCOL(wc) ((((wc).battr) >> WCW_SHIFT ) > MB_LEN_MAX ? (((wc).battr ) >> WCW_SHIFT ) - 64 : (((wc).battr ) >> WCW_SHIFT )) +#define SET_BGWCOL(c, w) do { \ + ((c).battr) = ((((c).battr) & WA_ATTRIBUTES ) | ((w) << WCW_SHIFT )); \ +} while(/*CONSTCOND*/0) +#endif /* HAVE_WCHAR */ + #define __LDATASIZE (sizeof(__LDATA)) struct __line { +#ifdef DEBUG +#define SENTINEL_VALUE 0xaac0ffee + + unsigned int sentinel; /* try to catch line overflows */ +#endif #define __ISDIRTY 0x01 /* Line is dirty. */ #define __ISPASTEOL 0x02 /* Cursor is past end of line */ -#define __FORCEPAINT 0x04 /* Force a repaint of the line */ +#define __ISFORCED 0x04 /* Force update, no optimisation */ unsigned int flags; unsigned int hash; /* Hash value for the line. */ int *firstchp, *lastchp; /* First and last chngd columns ptrs */ @@ -81,8 +112,9 @@ struct __window { /* Window structure. int begy, begx; /* Window home. */ int cury, curx; /* Current x, y coordinates. */ int maxy, maxx; /* Maximum values for curx, cury. */ - short ch_off; /* x offset for firstch/lastch. */ - __LINE **lines; /* Array of pointers to the lines */ + int reqy, reqx; /* Size requested when created */ + int ch_off; /* x offset for firstch/lastch. */ + __LINE **alines; /* Array of pointers to the lines */ __LINE *lspace; /* line space (for cleanup) */ __LDATA *wspace; /* window space (for cleanup) */ @@ -96,7 +128,294 @@ struct __window { /* Window structure. #define __LEAVEOK 0x00000100 /* If cursor left */ #define __KEYPAD 0x00010000 /* If interpreting keypad codes */ #define __NOTIMEOUT 0x00020000 /* Wait indefinitely for func keys */ +#define __IDCHAR 0x00040000 /* insert/delete char sequences */ +#define __ISPAD 0x00080000 /* "window" is a pad */ +#define __ISDERWIN 0x00100000 /* "window" is derived from parent */ +#define __IMMEDOK 0x00200000 /* refreshed when changed */ +#define __SYNCOK 0x00400000 /* sync when changed */ unsigned int flags; int delay; /* delay for getch() */ attr_t wattr; /* Character attributes */ + wchar_t bch; /* Background character */ + attr_t battr; /* Background attributes */ + int scr_t, scr_b; /* Scrolling region top, bottom */ + SCREEN *screen; /* Screen for this window */ + int pbegy, pbegx, + sbegy, sbegx, + smaxy, smaxx; /* Saved prefresh() values */ + int dery, derx; /* derived window coordinates + - top left corner of source + relative to parent win */ +#ifdef HAVE_WCHAR + nschar_t *bnsp; /* Background non-spacing char list */ +#endif /* HAVE_WCHAR */ + FILE *fp; /* for window formatted printf */ +}; + +/* Set of attributes unset by 'me' - 'mb', 'md', 'mh', 'mk', 'mp' and 'mr'. */ +#ifndef HAVE_WCHAR +#define __TERMATTR \ + (__REVERSE | __BLINK | __DIM | __BOLD | __BLANK | __PROTECT) +#else +#define __TERMATTR \ + (__REVERSE | __BLINK | __DIM | __BOLD | __BLANK | __PROTECT \ + | WA_TOP | WA_LOW | WA_LEFT | WA_RIGHT | WA_HORIZONTAL | WA_VERTICAL) +#endif /* HAVE_WCHAR */ + +struct __winlist { + struct __window *winp; /* The window. */ + struct __winlist *nextp; /* Next window. */ +}; + +struct __color { + short num; + short red; + short green; + short blue; + int flags; +}; + +/* List of colour pairs */ +struct __pair { + short fore; + short back; + int flags; +}; + +/* Maximum colours */ +#define MAX_COLORS 256 +/* Maximum colour pairs - determined by number of colour bits in attr_t */ +#define MAX_PAIRS PAIR_NUMBER(__COLOR) + +typedef struct keymap keymap_t; + +/* POSIX allows up to 8 columns in a label. */ +#define MAX_SLK_COLS 8 +#ifdef HAVE_WCHAR +#define MAX_SLK_LABEL sizeof(wchar_t) * MAX_SLK_COLS +#else +#define MAX_SLK_LABEL MAX_SLK_COLS +#endif +struct __slk_label { + char *text; + int justify; +#define SLK_JUSTIFY_LEFT 0 +#define SLK_JUSTIFY_CENTER 1 +#define SLK_JUSTIFY_RIGHT 2 + char label[MAX_SLK_LABEL + 1]; + int x; +}; + +#define MAX_RIPS 5 +struct __ripoff { + int nlines; + WINDOW *win; +}; + +/* this is the encapsulation of the terminal definition, one for + * each terminal that curses talks to. + */ +struct __screen { + FILE *infd, *outfd; /* input and output file descriptors */ + WINDOW *curscr; /* Current screen. */ + WINDOW *stdscr; /* Standard screen. */ + WINDOW *__virtscr; /* Virtual screen (for doupdate()). */ + int curwin; /* current window for refresh */ + int lx, ly; /* loop parameters for refresh */ + int COLS; /* Columns on the screen. */ + int LINES; /* Lines on the screen. */ + int nripped; /* Number of ripofflines. */ + struct __ripoff ripped[MAX_RIPS]; /* ripofflines. */ + int ESCDELAY; /* Delay between keys in esc seq's. */ +#define ESCDELAY_DEFAULT 300 /* milliseconds. */ + int TABSIZE; /* Size of a tab. */ +#define TABSIZE_DEFAULT 8 /* spaces. */ + int COLORS; /* Maximum colors on the screen */ + int COLOR_PAIRS; /* Maximum color pairs on the screen */ + int My_term; /* Use Def_term regardless. */ + char GT; /* Gtty indicates tabs. */ + char NONL; /* Term can't hack LF doing a CR. */ + char UPPERCASE; /* Terminal is uppercase only. */ + + chtype acs_char[NUM_ACS]; +#ifdef HAVE_WCHAR + cchar_t wacs_char[ NUM_ACS ]; +#endif /* HAVE_WCHAR */ + struct __color colours[MAX_COLORS]; + struct __pair colour_pairs[MAX_PAIRS]; + attr_t nca; + +/* Style of colour manipulation */ +#define COLOR_NONE 0 +#define COLOR_ANSI 1 /* ANSI/DEC-style colour manipulation */ +#define COLOR_HP 2 /* HP-style colour manipulation */ +#define COLOR_TEK 3 /* Tektronix-style colour manipulation */ +#define COLOR_OTHER 4 /* None of the others but can set fore/back */ + int color_type; + + attr_t mask_op; + attr_t mask_me; + attr_t mask_ue; + attr_t mask_se; + TERMINAL *term; + int old_mode; /* old cursor visibility state for terminal */ + keymap_t *base_keymap; + int echoit; + int pfast; + int rawmode; + int nl; + int noqch; + int clearok; + int useraw; + struct __winlist *winlistp; + struct termios cbreakt, rawt, *curt, save_termios; + struct termios orig_termios, baset, savedtty; + int ovmin; + int ovtime; + char *stdbuf; + unsigned int len; + int meta_state; + char padchar; + int endwin; + int notty; + int half_delay; + int resized; + wchar_t *unget_list; + int unget_len, unget_pos; + int filtered; + int checkfd; + + /* soft label key */ + bool is_term_slk; + WINDOW *slk_window; + int slk_format; +#define SLK_FMT_3_2_3 0 +#define SLK_FMT_4_4 1 + int slk_nlabels; + int slk_label_len; + bool slk_hidden; + struct __slk_label *slk_labels; + +#ifdef HAVE_WCHAR +#define MB_LEN_MAX 8 +#define MAX_CBUF_SIZE MB_LEN_MAX + int cbuf_head; /* header to cbuf */ + int cbuf_tail; /* tail to cbuf */ + int cbuf_cur; /* the current char in cbuf */ + mbstate_t sp; /* wide char processing state */ + char cbuf[ MAX_CBUF_SIZE ]; /* input character buffer */ +#endif /* HAVE_WCHAR */ }; + + +extern char __GT; /* Gtty indicates tabs. */ +extern char __NONL; /* Term can't hack LF doing a CR. */ +extern char __UPPERCASE; /* Terminal is uppercase only. */ +extern int My_term; /* Use Def_term regardless. */ +extern const char *Def_term; /* Default terminal type. */ +extern SCREEN *_cursesi_screen; /* The current screen in use */ + +/* Debugging options/functions. */ +#ifdef DEBUG +#define __CTRACE_TSTAMP 0x00000001 +#define __CTRACE_MISC 0x00000002 +#define __CTRACE_INIT 0x00000004 +#define __CTRACE_SCREEN 0x00000008 +#define __CTRACE_WINDOW 0x00000010 +#define __CTRACE_REFRESH 0x00000020 +#define __CTRACE_COLOR 0x00000040 +#define __CTRACE_INPUT 0x00000080 +#define __CTRACE_OUTPUT 0x00000100 +#define __CTRACE_LINE 0x00000200 +#define __CTRACE_ATTR 0x00000400 +#define __CTRACE_ERASE 0x00000800 +#define __CTRACE_FILEIO 0x00001000 +#define __CTRACE_ALL 0x7fffffff +void __CTRACE_init(void); +void __CTRACE(int, const char *, ...) __attribute__((__format__(__printf__, 2, 3))); +#endif + +/* Private functions. */ +int __cputchar_args(int, void *); +void _cursesi_free_keymap(keymap_t *); +int _cursesi_gettmode(SCREEN *); +void _cursesi_reset_acs(SCREEN *); +int _cursesi_addbyte(WINDOW *, __LINE **, int *, int *, int , attr_t, int); +int _cursesi_addwchar(WINDOW *, __LINE **, int *, int *, const cchar_t *, + int); +int _cursesi_waddbytes(WINDOW *, const char *, int, attr_t, int); +#ifdef HAVE_WCHAR +void _cursesi_reset_wacs(SCREEN *); +#endif /* HAVE_WCHAR */ +void _cursesi_resetterm(SCREEN *); +int _cursesi_setterm(char *, SCREEN *); +int __delay(void); +unsigned int __hash_more(const void *, size_t, unsigned int); +#define __hash(s, len) __hash_more((s), (len), 0u) +void __id_subwins(WINDOW *); +void __init_getch(SCREEN *); +void __init_acs(SCREEN *); +#ifdef HAVE_WCHAR +void __init_get_wch(SCREEN *); +void __init_wacs(SCREEN *); +int __cputwchar_args( wchar_t, void * ); +int _cursesi_copy_nsp(nschar_t *, struct __ldata *); +void __cursesi_free_nsp(nschar_t *); +void __cursesi_win_free_nsp(WINDOW *); +void __cursesi_putnsp(nschar_t *, const int, const int); +void __cursesi_chtype_to_cchar(chtype, cchar_t *); +#endif /* HAVE_WCHAR */ +int __fgetc_resize(FILE *); +int __unget(wint_t); +int __mvcur(int, int, int, int, int); +WINDOW *__newwin(SCREEN *, int, int, int, int, int); +int __nodelay(void); +int __notimeout(void); +void __restartwin(void); +void __restore_colors(void); +void __restore_cursor_vis(void); +void __restore_meta_state(void); +void __restore_termios(void); +void __restore_stophandler(void); +void __restore_winchhandler(void); +int __ripoffscreen(SCREEN *, int *); +void __ripoffresize(SCREEN *); +int __rippedlines(const SCREEN *); +void __save_termios(void); +void __set_color(WINDOW *win, attr_t attr); +void __set_stophandler(void); +void __set_winchhandler(void); +void __set_subwin(WINDOW *, WINDOW *); +int __slk_init(SCREEN *); +void __slk_free(SCREEN *); +int __slk_resize(SCREEN *, int cols); +int __slk_noutrefresh(SCREEN *); +void __startwin(SCREEN *); +void __stop_signal_handler(int); +int __stopwin(void); +void __swflags(WINDOW *); +void __sync(WINDOW *); +int __timeout(int); +int __touchline(WINDOW *, int, int, int); +int __touchwin(WINDOW *); +int __unripoffline(int (*)(WINDOW *, int)); +void __unsetattr(int); +void __unset_color(WINDOW *win); +int __waddch(WINDOW *, __LDATA *); +int __wgetnstr(WINDOW *, char *, int); +void __winch_signal_handler(int); + +/* Private #defines. */ +#define min(a,b) ((a) < (b) ? (a) : (b)) +#define max(a,b) ((a) > (b) ? (a ): (b)) + +/* Private externs. */ +extern int __echoit; +extern int __endwin; +extern int __pfast; +extern int __rawmode; +extern int __noqch; +extern attr_t __mask_op, __mask_me, __mask_ue, __mask_se; +extern WINDOW *__virtscr; +extern int __using_color; +extern attr_t __default_color;