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9#include "libbb.h"
10#include <math.h>
11
12#define NOT_DIGIT(a) (((unsigned char)(a-'0')) > 9)
13
14#if 0
15double FAST_FUNC bb_strtod(const char *arg, char **endp)
16{
17 double v;
18 char *endptr;
19
20
21 if (arg[0] != '-' && arg[0] != '.' && NOT_DIGIT(arg[0]))
22 goto err;
23 errno = 0;
24 v = strtod(arg, &endptr);
25 if (endp)
26 *endp = endptr;
27 if (endptr[0]) {
28
29 if (isalnum(endptr[0]) || errno) {
30 err:
31 errno = ERANGE;
32 return HUGE_VAL;
33 }
34
35 errno = EINVAL;
36 }
37 return v;
38}
39#endif
40
41#if 0
42
43
44
45
46
47char* FAST_FUNC bb_str_to_ts(struct timespec *ts, const char *arg)
48{
49 if (sizeof(ts->tv_sec) <= sizeof(int))
50 ts->tv_sec = bb_strtou(arg, &arg, 10);
51 else if (sizeof(ts->tv_sec) <= sizeof(long))
52 ts->tv_sec = bb_strtoul(arg, &arg, 10);
53 else
54 ts->tv_sec = bb_strtoull(arg, &arg, 10);
55 ts->tv_nsec = 0;
56
57 if (*arg != '.')
58 return arg;
59
60
61 if (errno != EINVAL)
62 return arg;
63
64 if (!*++arg)
65 return arg;
66
67 {
68 int ndigits;
69 char *p;
70 char buf[10];
71
72
73 safe_strncpy(buf, arg, 10);
74 ts->tv_nsec = bb_strtou(buf, &p, 10);
75 ndigits = p - buf;
76 arg += ndigits;
77
78 while (ndigits < 9) {
79 ndigits++;
80 ts->tv_nsec *= 10;
81 }
82 while (isdigit(*arg))
83 arg++;
84 }
85 return arg;
86}
87#endif
88