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root/radiance/ray/src/common/fgetword.c
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Comparing ray/src/common/fgetword.c (file contents):
Revision 1.1 by greg, Mon Jul 22 13:55:12 1991 UTC vs.
Revision 1.2 by greg, Mon Jul 22 14:33:06 1991 UTC

# Line 41 | Line 41 | register FILE  *fp;
41                  ungetc(c, fp);
42          return(s);
43   }
44 –
45 –
46 – isint(s)                        /* check integer format */
47 – char  *s;
48 – {
49 –        register char  *cp = s;
50 –
51 –        while (isspace(*cp))
52 –                cp++;
53 –        if (*cp == '-' || *cp == '+')
54 –                cp++;
55 –        do
56 –                if (!isdigit(*cp))
57 –                        return(0);
58 –        while (*++cp);
59 –        return(1);
60 – }
61 –
62 –
63 – isflt(s)                        /* check float format */
64 – char  *s;
65 – {
66 –        register char  *cp = s;
67 –
68 –        while (isspace(*cp))
69 –                cp++;
70 –        if (*cp == '-' || *cp == '+')
71 –                cp++;
72 –        s = cp;
73 –        while (isdigit(*cp))
74 –                cp++;
75 –        if (*cp == '.') {
76 –                cp++; s++;
77 –                while (isdigit(*cp))
78 –                        cp++;
79 –        }
80 –        if (cp == s)
81 –                return(0);
82 –        if (*cp == 'e' || *cp == 'E')
83 –                return(isint(cp+1));
84 –        return(1);
85 – }

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