1 | /* |
2 | * Copyright (C) 2006 Apple Inc. All rights reserved. |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions |
6 | * are met: |
7 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #ifndef WTF_StringExtras_h |
27 | #define WTF_StringExtras_h |
28 | |
29 | #include <stdarg.h> |
30 | #include <stdio.h> |
31 | |
32 | #if HAVE(STRINGS_H) |
33 | #include <strings.h> |
34 | #endif |
35 | |
36 | #if COMPILER(MSVC) |
37 | // FIXME: why a COMPILER check instead of OS? also, these should be HAVE checks |
38 | |
39 | inline int snprintf(char* buffer, size_t count, const char* format, ...) |
40 | { |
41 | int result; |
42 | va_list args; |
43 | va_start(args, format); |
44 | result = _vsnprintf(buffer, count, format, args); |
45 | va_end(args); |
46 | return result; |
47 | } |
48 | |
49 | #if COMPILER(MSVC7) || OS(WINCE) |
50 | |
51 | inline int vsnprintf(char* buffer, size_t count, const char* format, va_list args) |
52 | { |
53 | return _vsnprintf(buffer, count, format, args); |
54 | } |
55 | |
56 | #endif |
57 | |
58 | #if OS(WINCE) |
59 | |
60 | inline int strnicmp(const char* string1, const char* string2, size_t count) |
61 | { |
62 | return _strnicmp(string1, string2, count); |
63 | } |
64 | |
65 | inline int stricmp(const char* string1, const char* string2) |
66 | { |
67 | return _stricmp(string1, string2); |
68 | } |
69 | |
70 | inline char* strdup(const char* strSource) |
71 | { |
72 | return _strdup(strSource); |
73 | } |
74 | |
75 | #endif |
76 | |
77 | inline int strncasecmp(const char* s1, const char* s2, size_t len) |
78 | { |
79 | return _strnicmp(s1, s2, len); |
80 | } |
81 | |
82 | inline int strcasecmp(const char* s1, const char* s2) |
83 | { |
84 | return _stricmp(s1, s2); |
85 | } |
86 | |
87 | #endif |
88 | |
89 | #if OS(WINDOWS) || OS(LINUX) || OS(SOLARIS) |
90 | // FIXME: should check HAVE_STRNSTR |
91 | |
92 | inline char* strnstr(const char* buffer, const char* target, size_t bufferLength) |
93 | { |
94 | size_t targetLength = strlen(target); |
95 | if (targetLength == 0) |
96 | return const_cast<char*>(buffer); |
97 | for (const char* start = buffer; *start && start + targetLength <= buffer + bufferLength; start++) { |
98 | if (*start == *target && strncmp(start + 1, target + 1, targetLength - 1) == 0) |
99 | return const_cast<char*>(start); |
100 | } |
101 | return 0; |
102 | } |
103 | |
104 | #endif |
105 | |
106 | #if COMPILER(RVCT) && __ARMCC_VERSION < 400000 |
107 | |
108 | int strcasecmp(const char* s1, const char* s2); |
109 | int strncasecmp(const char* s1, const char* s2, size_t len); |
110 | |
111 | #endif |
112 | |
113 | #endif // WTF_StringExtras_h |
114 | |