diff options
Diffstat (limited to '')
-rw-r--r-- | src/lib/libc/string/strerror_r.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/src/lib/libc/string/strerror_r.c b/src/lib/libc/string/strerror_r.c deleted file mode 100644 index b45dee12d8..0000000000 --- a/src/lib/libc/string/strerror_r.c +++ /dev/null | |||
@@ -1,107 +0,0 @@ | |||
1 | /* $OpenBSD: strerror_r.c,v 1.13 2016/10/19 16:26:16 bluhm Exp $ */ | ||
2 | /* Public Domain <marc@snafu.org> */ | ||
3 | |||
4 | #include <errno.h> | ||
5 | #include <limits.h> | ||
6 | #include <signal.h> | ||
7 | #include <string.h> | ||
8 | |||
9 | static size_t | ||
10 | __digits10(unsigned int num) | ||
11 | { | ||
12 | size_t i = 0; | ||
13 | |||
14 | do { | ||
15 | num /= 10; | ||
16 | i++; | ||
17 | } while (num != 0); | ||
18 | |||
19 | return i; | ||
20 | } | ||
21 | |||
22 | static int | ||
23 | __itoa(int num, int sign, char *buffer, size_t start, size_t end) | ||
24 | { | ||
25 | size_t pos; | ||
26 | unsigned int a; | ||
27 | int neg; | ||
28 | |||
29 | if (sign && num < 0) { | ||
30 | a = -num; | ||
31 | neg = 1; | ||
32 | } | ||
33 | else { | ||
34 | a = num; | ||
35 | neg = 0; | ||
36 | } | ||
37 | |||
38 | pos = start + __digits10(a); | ||
39 | if (neg) | ||
40 | pos++; | ||
41 | |||
42 | if (pos < end) | ||
43 | buffer[pos] = '\0'; | ||
44 | else | ||
45 | return ERANGE; | ||
46 | pos--; | ||
47 | do { | ||
48 | buffer[pos] = (a % 10) + '0'; | ||
49 | pos--; | ||
50 | a /= 10; | ||
51 | } while (a != 0); | ||
52 | if (neg) | ||
53 | buffer[pos] = '-'; | ||
54 | return 0; | ||
55 | } | ||
56 | |||
57 | |||
58 | static int | ||
59 | __num2string(int num, int sign, int setid, char *buf, size_t buflen, | ||
60 | const char * const list[], size_t max, const char *def) | ||
61 | { | ||
62 | int ret = 0; | ||
63 | size_t len; | ||
64 | |||
65 | if (0 <= num && num < max) { | ||
66 | len = strlcpy(buf, list[num], buflen); | ||
67 | if (len >= buflen) | ||
68 | ret = ERANGE; | ||
69 | } else { | ||
70 | len = strlcpy(buf, def, buflen); | ||
71 | if (len >= buflen) | ||
72 | ret = ERANGE; | ||
73 | else { | ||
74 | ret = __itoa(num, sign, buf, len, buflen); | ||
75 | if (ret == 0) | ||
76 | ret = EINVAL; | ||
77 | } | ||
78 | } | ||
79 | |||
80 | return ret; | ||
81 | } | ||
82 | |||
83 | #define UPREFIX "Unknown error: " | ||
84 | |||
85 | int | ||
86 | strerror_r(int errnum, char *strerrbuf, size_t buflen) | ||
87 | { | ||
88 | int ret_errno; | ||
89 | |||
90 | ret_errno = __num2string(errnum, 1, 1, strerrbuf, buflen, | ||
91 | sys_errlist, sys_nerr, UPREFIX); | ||
92 | |||
93 | if (ret_errno) | ||
94 | errno = ret_errno; | ||
95 | return (ret_errno); | ||
96 | } | ||
97 | DEF_WEAK(strerror_r); | ||
98 | |||
99 | #define USIGPREFIX "Unknown signal: " | ||
100 | |||
101 | char * | ||
102 | __strsignal(int num, char *buf) | ||
103 | { | ||
104 | __num2string(num, 0, 2, buf, NL_TEXTMAX, sys_siglist, NSIG, | ||
105 | USIGPREFIX); | ||
106 | return buf; | ||
107 | } | ||