diff options
Diffstat (limited to 'src/lib/libc/string/__strerror.c')
-rw-r--r-- | src/lib/libc/string/__strerror.c | 105 |
1 files changed, 5 insertions, 100 deletions
diff --git a/src/lib/libc/string/__strerror.c b/src/lib/libc/string/__strerror.c index 87b47b68e4..4512c0bea0 100644 --- a/src/lib/libc/string/__strerror.c +++ b/src/lib/libc/string/__strerror.c | |||
@@ -28,114 +28,19 @@ | |||
28 | */ | 28 | */ |
29 | 29 | ||
30 | #if defined(LIBC_SCCS) && !defined(lint) | 30 | #if defined(LIBC_SCCS) && !defined(lint) |
31 | static char *rcsid = "$OpenBSD: __strerror.c,v 1.12 2004/05/01 10:52:59 espie Exp $"; | 31 | static char *rcsid = "$OpenBSD: __strerror.c,v 1.13 2004/05/03 05:07:34 espie Exp $"; |
32 | #endif /* LIBC_SCCS and not lint */ | 32 | #endif /* LIBC_SCCS and not lint */ |
33 | 33 | ||
34 | #ifdef NLS | ||
35 | #define catclose _catclose | ||
36 | #define catgets _catgets | ||
37 | #define catopen _catopen | ||
38 | #include <nl_types.h> | ||
39 | #endif | ||
40 | |||
41 | #define sys_errlist _sys_errlist | ||
42 | #define sys_nerr _sys_nerr | ||
43 | |||
44 | #include <errno.h> | ||
45 | #include <limits.h> | 34 | #include <limits.h> |
46 | #include <stdio.h> | ||
47 | #include <string.h> | 35 | #include <string.h> |
48 | 36 | ||
49 | static size_t | ||
50 | __digits10(unsigned int num) | ||
51 | { | ||
52 | size_t i = 0; | ||
53 | |||
54 | do { | ||
55 | num /= 10; | ||
56 | i++; | ||
57 | } while (num != 0); | ||
58 | |||
59 | return i; | ||
60 | } | ||
61 | |||
62 | void | ||
63 | __itoa(int num, char *buffer, size_t start, size_t end) | ||
64 | { | ||
65 | size_t pos; | ||
66 | unsigned int a; | ||
67 | int neg; | ||
68 | |||
69 | if (num < 0) { | ||
70 | a = -num; | ||
71 | neg = 1; | ||
72 | } | ||
73 | else { | ||
74 | a = num; | ||
75 | neg = 0; | ||
76 | } | ||
77 | |||
78 | pos = start + __digits10(a); | ||
79 | if (neg) | ||
80 | pos++; | ||
81 | |||
82 | if (pos < end) | ||
83 | buffer[pos] = '\0'; | ||
84 | else | ||
85 | buffer[end-1] = '\0'; | ||
86 | pos--; | ||
87 | do { | ||
88 | |||
89 | if (pos < end) | ||
90 | buffer[pos] = (a % 10) + '0'; | ||
91 | pos--; | ||
92 | a /= 10; | ||
93 | } while (a != 0); | ||
94 | if (neg) | ||
95 | if (pos < end) | ||
96 | buffer[pos] = '-'; | ||
97 | } | ||
98 | |||
99 | /* | 37 | /* |
100 | * Since perror() is not allowed to change the contents of strerror()'s | 38 | * __strerror() has been deprecated in favor of strerror_r() |
101 | * static buffer, both functions supply their own buffers to the | 39 | * and is provided for source compatibility only. |
102 | * internal function __strerror(). | ||
103 | */ | 40 | */ |
104 | |||
105 | char * | 41 | char * |
106 | __strerror(int num, char *buf) | 42 | __strerror(int num, char *buf) |
107 | { | 43 | { |
108 | #define UPREFIX "Unknown error: " | 44 | (void)strerror_r(num, buf, NL_TEXTMAX); |
109 | int len; | 45 | return (buf); |
110 | #ifdef NLS | ||
111 | int save_errno; | ||
112 | nl_catd catd; | ||
113 | |||
114 | catd = catopen("libc", 0); | ||
115 | #endif | ||
116 | |||
117 | if (num >= 0 && num < sys_nerr) { | ||
118 | #ifdef NLS | ||
119 | strlcpy(buf, catgets(catd, 1, num, | ||
120 | (char *)sys_errlist[num]), NL_TEXTMAX); | ||
121 | #else | ||
122 | return(sys_errlist[num]); | ||
123 | #endif | ||
124 | } else { | ||
125 | #ifdef NLS | ||
126 | len = strlcpy(buf, catgets(catd, 1, 0xffff, UPREFIX), NL_TEXTMAX); | ||
127 | #else | ||
128 | len = strlcpy(buf, UPREFIX, NL_TEXTMAX); | ||
129 | #endif | ||
130 | __itoa(num, buf, len, NL_TEXTMAX); | ||
131 | errno = EINVAL; | ||
132 | } | ||
133 | |||
134 | #ifdef NLS | ||
135 | save_errno = errno; | ||
136 | catclose(catd); | ||
137 | errno = save_errno; | ||
138 | #endif | ||
139 | |||
140 | return buf; | ||
141 | } | 46 | } |