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Annotation of researchv10no/cmd/basic/bite/src/str.c, revision 1.1

1.1     ! root        1: /* Copyright Bell Telephone Laboratories Whippany, N.J.
        !             2: 
        !             3:  *     /////////////////////////////////////
        !             4:  *     /////////////////////////////////////
        !             5:  *     /////////////// str.c ///////////////
        !             6:  *     /// J. P. Hawkins WH X4610 8C-001 ///
        !             7:  *     ///// Thu Mar  5 10:38:56 1981 //////
        !             8:  *     /////////////////////////////////////
        !             9:  *     /////////////////////////////////////
        !            10:  *     @(#) str.c: V1.1 3/5/81
        !            11:  * BASIC       str$(expr)
        !            12:  *             returns ASCII string representing evaluated expression
        !            13:  */
        !            14: #include       "bas.h"
        !            15: 
        !            16: char   *
        !            17: str(exp)
        !            18: char   exp[];
        !            19: {
        !            20:        double  evalx(),val;
        !            21:        char    num[40];
        !            22:        char    s[40];
        !            23: 
        !            24:        val = evalx(exp);               /* convert to numerical value */
        !            25:        sprintf(s, "%g", val);          /* convert the number to ASCII */
        !            26:        num[0] = '\0';
        !            27:        if(val >= 0.0)                  /* put blank in place of - sign */
        !            28:                strcat(num," ");
        !            29:        strcat(num,s);                  /* copy number to result */
        !            30:        return(num);
        !            31: }

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