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1 /* | 1 /* |
2 * Copyright (C) 2006, 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2006, 2010 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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40 | 40 |
41 #if _MSC_VER < 1900 | 41 #if _MSC_VER < 1900 |
42 // snprintf is implemented in VS 2015 | 42 // snprintf is implemented in VS 2015 |
43 inline int snprintf(char* buffer, size_t count, const char* format, ...) { | 43 inline int snprintf(char* buffer, size_t count, const char* format, ...) { |
44 int result; | 44 int result; |
45 va_list args; | 45 va_list args; |
46 va_start(args, format); | 46 va_start(args, format); |
47 result = _vsnprintf(buffer, count, format, args); | 47 result = _vsnprintf(buffer, count, format, args); |
48 va_end(args); | 48 va_end(args); |
49 | 49 |
50 // In the case where the string entirely filled the buffer, _vsnprintf will no
t | 50 // In the case where the string entirely filled the buffer, _vsnprintf will |
51 // null-terminate it, but snprintf must. | 51 // not null-terminate it, but snprintf must. |
52 if (count > 0) | 52 if (count > 0) |
53 buffer[count - 1] = '\0'; | 53 buffer[count - 1] = '\0'; |
54 | 54 |
55 return result; | 55 return result; |
56 } | 56 } |
57 | 57 |
58 inline double wtf_vsnprintf(char* buffer, | 58 inline double wtf_vsnprintf(char* buffer, |
59 size_t count, | 59 size_t count, |
60 const char* format, | 60 const char* format, |
61 va_list args) { | 61 va_list args) { |
62 int result = _vsnprintf(buffer, count, format, args); | 62 int result = _vsnprintf(buffer, count, format, args); |
63 | 63 |
64 // In the case where the string entirely filled the buffer, _vsnprintf will no
t | 64 // In the case where the string entirely filled the buffer, _vsnprintf will |
65 // null-terminate it, but vsnprintf must. | 65 // not null-terminate it, but vsnprintf must. |
66 if (count > 0) | 66 if (count > 0) |
67 buffer[count - 1] = '\0'; | 67 buffer[count - 1] = '\0'; |
68 | 68 |
69 return result; | 69 return result; |
70 } | 70 } |
71 | 71 |
72 // Work around a difference in Microsoft's implementation of vsnprintf, where | 72 // Work around a difference in Microsoft's implementation of vsnprintf, where |
73 // vsnprintf does not null terminate the buffer. WebKit can rely on the null | 73 // vsnprintf does not null terminate the buffer. WebKit can rely on the null |
74 // termination. Microsoft's implementation is fixed in VS 2015. | 74 // termination. Microsoft's implementation is fixed in VS 2015. |
75 #define vsnprintf(buffer, count, format, args) \ | 75 #define vsnprintf(buffer, count, format, args) \ |
76 wtf_vsnprintf(buffer, count, format, args) | 76 wtf_vsnprintf(buffer, count, format, args) |
77 #endif | 77 #endif |
78 | 78 |
79 inline int strncasecmp(const char* s1, const char* s2, size_t len) { | 79 inline int strncasecmp(const char* s1, const char* s2, size_t len) { |
80 return _strnicmp(s1, s2, len); | 80 return _strnicmp(s1, s2, len); |
81 } | 81 } |
82 | 82 |
83 inline int strcasecmp(const char* s1, const char* s2) { | 83 inline int strcasecmp(const char* s1, const char* s2) { |
84 return _stricmp(s1, s2); | 84 return _stricmp(s1, s2); |
85 } | 85 } |
86 | 86 |
87 #endif | 87 #endif |
88 | 88 |
89 #endif // WTF_StringExtras_h | 89 #endif // WTF_StringExtras_h |
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