1 | /* |
---|
2 | * string.h |
---|
3 | * |
---|
4 | * Definitions for memory and string functions. |
---|
5 | */ |
---|
6 | |
---|
7 | #ifndef _STRING_H_ |
---|
8 | #define _STRING_H_ |
---|
9 | |
---|
10 | #include "_ansi.h" |
---|
11 | #include <sys/reent.h> |
---|
12 | #include <sys/cdefs.h> |
---|
13 | #include <sys/features.h> |
---|
14 | |
---|
15 | #define __need_size_t |
---|
16 | #define __need_NULL |
---|
17 | #include <stddef.h> |
---|
18 | |
---|
19 | #if __POSIX_VISIBLE >= 200809 |
---|
20 | #include <xlocale.h> |
---|
21 | #endif |
---|
22 | |
---|
23 | #if __BSD_VISIBLE |
---|
24 | #include <strings.h> |
---|
25 | #endif |
---|
26 | |
---|
27 | _BEGIN_STD_C |
---|
28 | |
---|
29 | void * memchr (const void *, int, size_t); |
---|
30 | int memcmp (const void *, const void *, size_t); |
---|
31 | void * memcpy (void *__restrict, const void *__restrict, size_t); |
---|
32 | void * memmove (void *, const void *, size_t); |
---|
33 | void * memset (void *, int, size_t); |
---|
34 | char *strcat (char *__restrict, const char *__restrict); |
---|
35 | char *strchr (const char *, int); |
---|
36 | int strcmp (const char *, const char *); |
---|
37 | int strcoll (const char *, const char *); |
---|
38 | char *strcpy (char *__restrict, const char *__restrict); |
---|
39 | size_t strcspn (const char *, const char *); |
---|
40 | char *strerror (int); |
---|
41 | size_t strlen (const char *); |
---|
42 | char *strncat (char *__restrict, const char *__restrict, size_t); |
---|
43 | int strncmp (const char *, const char *, size_t); |
---|
44 | char *strncpy (char *__restrict, const char *__restrict, size_t); |
---|
45 | char *strpbrk (const char *, const char *); |
---|
46 | char *strrchr (const char *, int); |
---|
47 | size_t strspn (const char *, const char *); |
---|
48 | char *strstr (const char *, const char *); |
---|
49 | #ifndef _REENT_ONLY |
---|
50 | char *strtok (char *__restrict, const char *__restrict); |
---|
51 | #endif |
---|
52 | size_t strxfrm (char *__restrict, const char *__restrict, size_t); |
---|
53 | |
---|
54 | #if __POSIX_VISIBLE >= 200809 |
---|
55 | int strcoll_l (const char *, const char *, locale_t); |
---|
56 | char *strerror_l (int, locale_t); |
---|
57 | size_t strxfrm_l (char *__restrict, const char *__restrict, size_t, locale_t); |
---|
58 | #endif |
---|
59 | #if __MISC_VISIBLE || __POSIX_VISIBLE |
---|
60 | char *strtok_r (char *__restrict, const char *__restrict, char **__restrict); |
---|
61 | #endif |
---|
62 | #if __BSD_VISIBLE |
---|
63 | int timingsafe_bcmp (const void *, const void *, size_t); |
---|
64 | int timingsafe_memcmp (const void *, const void *, size_t); |
---|
65 | #endif |
---|
66 | #if __MISC_VISIBLE || __POSIX_VISIBLE |
---|
67 | void * memccpy (void *__restrict, const void *__restrict, int, size_t); |
---|
68 | #endif |
---|
69 | #if __GNU_VISIBLE |
---|
70 | void * mempcpy (void *, const void *, size_t); |
---|
71 | void * memmem (const void *, size_t, const void *, size_t); |
---|
72 | void * memrchr (const void *, int, size_t); |
---|
73 | void * rawmemchr (const void *, int); |
---|
74 | #endif |
---|
75 | #if __POSIX_VISIBLE >= 200809 |
---|
76 | char *stpcpy (char *__restrict, const char *__restrict); |
---|
77 | char *stpncpy (char *__restrict, const char *__restrict, size_t); |
---|
78 | #endif |
---|
79 | #if __GNU_VISIBLE |
---|
80 | char *strcasestr (const char *, const char *); |
---|
81 | char *strchrnul (const char *, int); |
---|
82 | #endif |
---|
83 | #if __MISC_VISIBLE || __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE >= 4 |
---|
84 | char *strdup (const char *); |
---|
85 | #endif |
---|
86 | char *_strdup_r (struct _reent *, const char *); |
---|
87 | #if __POSIX_VISIBLE >= 200809 |
---|
88 | char *strndup (const char *, size_t); |
---|
89 | #endif |
---|
90 | char *_strndup_r (struct _reent *, const char *, size_t); |
---|
91 | |
---|
92 | /* There are two common strerror_r variants. If you request |
---|
93 | _GNU_SOURCE, you get the GNU version; otherwise you get the POSIX |
---|
94 | version. POSIX requires that #undef strerror_r will still let you |
---|
95 | invoke the underlying function, but that requires gcc support. */ |
---|
96 | #if __GNU_VISIBLE |
---|
97 | char *strerror_r (int, char *, size_t); |
---|
98 | #elif __POSIX_VISIBLE >= 200112 |
---|
99 | # ifdef __GNUC__ |
---|
100 | int strerror_r (int, char *, size_t) |
---|
101 | #ifdef __ASMNAME |
---|
102 | __asm__ (__ASMNAME ("__xpg_strerror_r")) |
---|
103 | #endif |
---|
104 | ; |
---|
105 | # else |
---|
106 | int __xpg_strerror_r (int, char *, size_t); |
---|
107 | # define strerror_r __xpg_strerror_r |
---|
108 | # endif |
---|
109 | #endif |
---|
110 | |
---|
111 | /* Reentrant version of strerror. */ |
---|
112 | char * _strerror_r (struct _reent *, int, int, int *); |
---|
113 | |
---|
114 | #if __BSD_VISIBLE |
---|
115 | size_t strlcat (char *, const char *, size_t); |
---|
116 | size_t strlcpy (char *, const char *, size_t); |
---|
117 | #endif |
---|
118 | #if __POSIX_VISIBLE >= 200809 |
---|
119 | size_t strnlen (const char *, size_t); |
---|
120 | #endif |
---|
121 | #if __BSD_VISIBLE |
---|
122 | char *strsep (char **, const char *); |
---|
123 | #endif |
---|
124 | #if __BSD_VISIBLE |
---|
125 | char *strnstr(const char *, const char *, size_t) __pure; |
---|
126 | #endif |
---|
127 | |
---|
128 | #if __MISC_VISIBLE |
---|
129 | char *strlwr (char *); |
---|
130 | char *strupr (char *); |
---|
131 | #endif |
---|
132 | |
---|
133 | #ifndef DEFS_H /* Kludge to work around problem compiling in gdb */ |
---|
134 | char *strsignal (int __signo); |
---|
135 | #endif |
---|
136 | |
---|
137 | #ifdef __CYGWIN__ |
---|
138 | int strtosigno (const char *__name); |
---|
139 | #endif |
---|
140 | |
---|
141 | #if __GNU_VISIBLE |
---|
142 | int strverscmp (const char *, const char *); |
---|
143 | #endif |
---|
144 | |
---|
145 | #if __GNU_VISIBLE && defined(__GNUC__) |
---|
146 | #define strdupa(__s) \ |
---|
147 | (__extension__ ({const char *__sin = (__s); \ |
---|
148 | size_t __len = strlen (__sin) + 1; \ |
---|
149 | char * __sout = (char *) __builtin_alloca (__len); \ |
---|
150 | (char *) memcpy (__sout, __sin, __len);})) |
---|
151 | #define strndupa(__s, __n) \ |
---|
152 | (__extension__ ({const char *__sin = (__s); \ |
---|
153 | size_t __len = strnlen (__sin, (__n)) + 1; \ |
---|
154 | char *__sout = (char *) __builtin_alloca (__len); \ |
---|
155 | __sout[__len-1] = '\0'; \ |
---|
156 | (char *) memcpy (__sout, __sin, __len-1);})) |
---|
157 | #endif /* __GNU_VISIBLE && __GNUC__ */ |
---|
158 | |
---|
159 | /* There are two common basename variants. If you do NOT #include <libgen.h> |
---|
160 | and you do |
---|
161 | |
---|
162 | #define _GNU_SOURCE |
---|
163 | #include <string.h> |
---|
164 | |
---|
165 | you get the GNU version. Otherwise you get the POSIX versionfor which you |
---|
166 | should #include <libgen.h>i for the function prototype. POSIX requires that |
---|
167 | #undef basename will still let you invoke the underlying function. However, |
---|
168 | this also implies that the POSIX version is used in this case. That's made |
---|
169 | sure here. */ |
---|
170 | #if __GNU_VISIBLE && !defined(basename) |
---|
171 | # define basename basename |
---|
172 | char *__nonnull ((1)) basename (const char *) __asm__(__ASMNAME("__gnu_basename")); |
---|
173 | #endif |
---|
174 | |
---|
175 | #include <sys/string.h> |
---|
176 | |
---|
177 | _END_STD_C |
---|
178 | |
---|
179 | #if __SSP_FORTIFY_LEVEL > 0 |
---|
180 | #include <ssp/string.h> |
---|
181 | #endif |
---|
182 | |
---|
183 | #endif /* _STRING_H_ */ |
---|