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Annotation of researchv10dc/cmd/cb/cb.h, revision 1.1

1.1     ! root        1: #define        IF      1
        !             2: #define        ELSE    2
        !             3: #define        CASE    3
        !             4: #define TYPE   4
        !             5: #define DO     5
        !             6: #define STRUCT 6
        !             7: #define OTHER  7
        !             8: 
        !             9: #define ALWAYS 01
        !            10: #define        NEVER   02
        !            11: #define        SOMETIMES       04
        !            12: 
        !            13: #define YES    1
        !            14: #define NO     0
        !            15: 
        !            16: #define        KEYWORD 1
        !            17: #define        DATADEF 2
        !            18: #define        SINIT   3
        !            19: 
        !            20: #define CLEVEL 200
        !            21: #define IFLEVEL        100
        !            22: #define DOLEVEL        100
        !            23: #define OPLENGTH       100
        !            24: #define LINE   2048
        !            25: #define LINELENG       2048
        !            26: #define MAXTABS        8
        !            27: #define TABLENG        8
        !            28: #define TEMP   20480
        !            29: 
        !            30: #define OUT    outs(clev->tabs); putchar('\n');opflag = lbegin = 1; count = 0
        !            31: #define OUTK   OUT; keyflag = 0;
        !            32: #define BUMP   clev->tabs++; clev->pdepth++
        !            33: #define UNBUMP clev->tabs -= clev->pdepth; clev->pdepth = 0
        !            34: #define eatspace()     while((cc=getch()) == ' ' || cc == '\t'); unget(cc)
        !            35: #define eatallsp()     while((cc=getch()) == ' ' || cc == '\t' || cc == '\n'); unget(cc)
        !            36: 
        !            37: struct indent {                /* one for each level of { } */
        !            38:        int tabs;
        !            39:        int pdepth;
        !            40:        int iflev;
        !            41:        int ifc[IFLEVEL];
        !            42:        int spdepth[IFLEVEL];
        !            43: } ind[CLEVEL];
        !            44: struct indent *clev = ind;
        !            45: struct keyw {
        !            46:        char    *name;
        !            47:        char    punc;
        !            48:        char    type;
        !            49: } key[] = {
        !            50:        "switch", ' ', OTHER,
        !            51:        "do", ' ', DO,
        !            52:        "while", ' ', OTHER,
        !            53:        "if", ' ', IF,
        !            54:        "for", ' ', OTHER,
        !            55:        "else", ' ', ELSE,
        !            56:        "case", ' ', CASE,
        !            57:        "default", ' ', CASE,
        !            58:        "char", '\t', TYPE,
        !            59:        "int", '\t', TYPE,
        !            60:        "short", '\t', TYPE,
        !            61:        "long", '\t', TYPE,
        !            62:        "unsigned", '\t', TYPE,
        !            63:        "float", '\t', TYPE,
        !            64:        "double", '\t', TYPE,
        !            65:        "struct", ' ', STRUCT,
        !            66:        "union", ' ', STRUCT,
        !            67:        "extern", ' ', TYPE,
        !            68:        "register", ' ', TYPE,
        !            69:        "static", ' ', TYPE,
        !            70:        "typedef", ' ', TYPE,
        !            71:        0, 0, 0
        !            72: };
        !            73: struct op {
        !            74:        char    *name;
        !            75:        char    blanks;
        !            76:        char    setop;
        !            77: } op[] = {
        !            78:        "+=",   ALWAYS,  YES,
        !            79:        "-=",   ALWAYS,  YES,
        !            80:        "*=",   ALWAYS,  YES,
        !            81:        "/=",   ALWAYS,  YES,
        !            82:        "%=",   ALWAYS,  YES,
        !            83:        ">>=",  ALWAYS,  YES,
        !            84:        "<<=",  ALWAYS,  YES,
        !            85:        "&=",   ALWAYS,  YES,
        !            86:        "^=",   ALWAYS,  YES,
        !            87:        "|=",   ALWAYS,  YES,
        !            88:        ">>",   ALWAYS,  YES,
        !            89:        "<<",   ALWAYS,  YES,
        !            90:        "<=",   ALWAYS,  YES,
        !            91:        ">=",   ALWAYS,  YES,
        !            92:        "==",   ALWAYS,  YES,
        !            93:        "!=",   ALWAYS,  YES,
        !            94:        "=",    ALWAYS,  YES,
        !            95:        "&&",   ALWAYS, YES,
        !            96:        "||",   ALWAYS, YES,
        !            97:        "++",   NEVER, NO,
        !            98:        "--",   NEVER, NO,
        !            99:        "->",   NEVER, NO,
        !           100:        "<",    ALWAYS, YES,
        !           101:        ">",    ALWAYS, YES,
        !           102:        "+",    ALWAYS, YES,
        !           103:        "/",    ALWAYS, YES,
        !           104:        "%",    ALWAYS, YES,
        !           105:        "^",    ALWAYS, YES,
        !           106:        "|",    ALWAYS, YES,
        !           107:        "!",    NEVER, YES,
        !           108:        "~",    NEVER, YES,
        !           109:        "*",    SOMETIMES, YES,
        !           110:        "&",    SOMETIMES, YES,
        !           111:        "-",    SOMETIMES, YES,
        !           112:        "?",    ALWAYS,YES,
        !           113:        ":",    ALWAYS,YES,
        !           114:        0,      0,0
        !           115: };
        !           116: FILE *input = stdin;
        !           117: int    strict = 0;
        !           118: int    join    = 0;
        !           119: int    opflag = 1;
        !           120: int    keyflag = 0;
        !           121: int    paren    = 0;
        !           122: int    split    = 0;
        !           123: int    folded  = 0;
        !           124: int    dolevel =0;
        !           125: int    dotabs[DOLEVEL];
        !           126: int    docurly[DOLEVEL];
        !           127: int    dopdepth[DOLEVEL];
        !           128: int    structlev = 0;
        !           129: int    question         = 0;
        !           130: char   string[LINE];
        !           131: char   *lastlook;
        !           132: char   *p = string;
        !           133: char temp[TEMP];
        !           134: char *tp;
        !           135: int err = 0;
        !           136: char *lastplace = temp;
        !           137: char *tptr = temp;
        !           138: int maxleng    = LINELENG;
        !           139: int maxtabs    = MAXTABS;
        !           140: int count      = 0;
        !           141: char next = '\0';
        !           142: int    inswitch        =0;
        !           143: int    lbegin   = 1;
        !           144: int lineno     = 0;
        !           145: 
        !           146: void work(void);
        !           147: void gotif(void);
        !           148: void gotelse(void);
        !           149: int checkif(char *);
        !           150: void gotdo(void);
        !           151: void resetdo(void);
        !           152: void gottype(struct keyw *lptr);
        !           153: void gotstruct(void);
        !           154: void gotop(int);
        !           155: void keep(struct op *);
        !           156: int getnl(void);
        !           157: void ptabs(int);
        !           158: void outs(int);
        !           159: void putch(char, int);
        !           160: struct keyw *lookup(char *, char *);
        !           161: int comment(int);
        !           162: void putspace(char, int);
        !           163: char getch(void);
        !           164: void unget(char);
        !           165: char *getnext(int);
        !           166: void copy(char *);
        !           167: void clearif(struct indent *);
        !           168: char puttmp(char, int);
        !           169: void error(char *);

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