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Annotation of researchv10no/libj/jerq.h, revision 1.1

1.1     ! root        1: #define        DADDR           ((unsigned short *)(0x500000)) /* display base address/4 */
        !             2: #define        YMOUSE          ((short *)(0x400000))
        !             3: #define        XMOUSE          ((short *)(0x400002))
        !             4: #define        WORDSHIFT       5
        !             5: #define        WORDSIZE        32
        !             6: #define        WORDMASK        (WORDSIZE-1)
        !             7: #define        ONES            0xFFFFFFFF
        !             8: #define        FIRSTBIT        ((unsigned)0x80000000)
        !             9: #define        LASTBIT         ((unsigned)0x1)
        !            10: #define        XMAX            800
        !            11: #define        YMAX            1024
        !            12: 
        !            13: #define TGROW  1
        !            14: #define TMOVE  0
        !            15: 
        !            16: typedef int    Word;           /* 32 bits */
        !            17: 
        !            18: typedef unsigned int   UWord;  /* 32 bits */
        !            19: 
        !            20: typedef struct Point {
        !            21:        short   x;
        !            22:        short   y;
        !            23: } Point;
        !            24: 
        !            25: typedef struct Rectangle {
        !            26:        Point origin;
        !            27:        Point corner;
        !            28: } Rectangle;
        !            29: 
        !            30: #ifdef lint
        !            31: extern Point           Pt();
        !            32: extern Rectangle       Rect();
        !            33: extern Rectangle       Rpt();
        !            34: #else
        !            35: #define        Pt(x, y)        ((((short)(y))<<16)|((unsigned short)(x)))
        !            36: #define        Rect(x1, y1, x2, y2)    Pt(x1, y1), Pt(x2, y2)
        !            37: #define        Rpt(p1, p2)             (p1), (p2)
        !            38: #endif
        !            39: 
        !            40: typedef struct Bitmap {
        !            41:        int jname;              /* symbolic name agreed on by host and terminal */
        !            42:        Rectangle rect;         /* rectangle in data area, local coords */
        !            43: } Bitmap;
        !            44: 
        !            45: typedef struct Menu{
        !            46:        char    **item;                 /* string array, ending with 0 */
        !            47:        char    *(*generator)();        /* used if item == 0 */
        !            48: } Menu;
        !            49: 
        !            50: typedef struct Texture32 {
        !            51:        Word bits[32];
        !            52: } Texture32;
        !            53: 
        !            54: typedef struct Texture {
        !            55:        short   bits[16];
        !            56: } Texture;
        !            57: 
        !            58: typedef struct Mouse {
        !            59:        Point   xy;
        !            60:        short   buttons;
        !            61: } Mouse;
        !            62: 
        !            63: 
        !            64: extern Mouse mouseQ[];
        !            65: extern int Qnum;
        !            66: 
        !            67: typedef struct Fontchar
        !            68: {
        !            69:        short x;                /* left edge of bits */
        !            70:        unsigned char top;      /* first non-zero scan-line */
        !            71:        unsigned char bottom;   /* last non-zero scan-line */
        !            72:        char left;              /* offset of baseline */
        !            73:        unsigned char width;    /* width of baseline */
        !            74:        short junk;             /* there are two bytes of junk in the DMD files */
        !            75: } Fontchar;
        !            76: 
        !            77: typedef struct Font
        !            78: {
        !            79:        short n;                /* number of chars in font */
        !            80:        char height;            /* height of bitmap */
        !            81:        char ascent;            /* top of bitmap to baseline */
        !            82:        long unused;            /* in case we think of more stuff */
        !            83:        Fontchar info[1];               /* n+1 character descriptors */
        !            84: } Font;
        !            85: 
        !            86: extern Font *getfont();                /* takes the font name char *name */
        !            87: extern Font *fntab[];
        !            88: #define        defont  (*fntab[0])
        !            89: 
        !            90: extern int mousebuttons();
        !            91: extern Point mousexy();
        !            92: #define button(i)              (mousebuttons()&(8>>i))
        !            93: #define button1()              (mousebuttons()&4)
        !            94: #define button2()              (mousebuttons()&2)
        !            95: #define button3()              (mousebuttons()&1)
        !            96: #define button12()             (mousebuttons()&6)
        !            97: #define button13()             (mousebuttons()&5)
        !            98: #define button23()             (mousebuttons()&3)
        !            99: #define button123()            (mousebuttons()&7)
        !           100: 
        !           101: Rectangle getrectb(), getrect();
        !           102: #define getrect1()             getrectb(4)
        !           103: #define getrect2()             getrectb(2)
        !           104: #define getrect3()             getrectb(1)
        !           105: #define getrect12()            getrectb(6)
        !           106: #define getrect13()            getrectb(5)
        !           107: #define getrect23()            getrectb(3)
        !           108: #define getrect123()           getrectb(7)
        !           109: 
        !           110: #define        muldiv(a,b,c)   ((long)((a)*((long)b)/(c)))
        !           111: 
        !           112: extern Word topbits[], botbits[];      /* now full 32 bit words */
        !           113: extern Rectangle Jrect;
        !           114: extern Rectangle Drect;
        !           115: extern Bitmap BMT[];
        !           116: #define        display BMT[0]
        !           117: 
        !           118: typedef int    Code;
        !           119: #define        F_STORE ((Code) 0)      /* target = source */
        !           120: #define        F_OR    ((Code) 1)      /* target |= source */
        !           121: #define        F_CLR   ((Code) 2)      /* target &= ~source */
        !           122: #define        F_XOR   ((Code) 3)      /* target ^= source */
        !           123: Point add(), sub(), mul(), div(), jstring(), string();
        !           124: Rectangle rsubp(), raddp(), inset();
        !           125: Bitmap *balloc();
        !           126: Texture *cursswitch();
        !           127: Point trackarc(), trackbox(), trackcircle();
        !           128: Point trackdisc(), trackelarc(), trackeldisc();
        !           129: Point trackellipse(), trackline(), trackrect();
        !           130: Point trackstring();
        !           131: 
        !           132: #ifndef NULL
        !           133: #define        NULL    ((char *)0)
        !           134: #endif
        !           135: 
        !           136: #define        KBD     1
        !           137: #define        SEND    2
        !           138: #define        MOUSE   4
        !           139: #define        RCV     8
        !           140: #define        CPU     16
        !           141: #define ALARM  32
        !           142: 
        !           143: /* states */
        !           144: #define        RUN             1       /* ready to be scheduled */
        !           145: #define        BUSY            2       /* active */
        !           146: #define        BLOCKED         4       /* blocked by user with ^S */
        !           147: #define        USER            8       /* a user-68ld'd process */
        !           148: #define        KBDLOCAL        16      /* has requested the KBD */
        !           149: #define        MOUSELOCAL      32      /* has requested the MOUSE */
        !           150: #define        GOTMOUSE        64      /* currently owns MOUSE */
        !           151: #define        WAKEUP          128     /* tell CONTROL to issue setrun(p) */
        !           152: #define        MOVED           256     /* layer got moved */
        !           153: #define        UNBLOCKED       512     /* Has been unblocked */
        !           154: #define        ZOMBIE          1024    /* proc died horribly; waiting for debugger */
        !           155: #define        RESHAPED        2048    /* layer got reshaped */
        !           156: #define        ZOMBOOT         4096    /* put in ZOMBIE state after booting */
        !           157: #define        ALARMREQD       8192    /* has requested an alarm */    
        !           158: 

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