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41 lines
969 B
C++
41 lines
969 B
C++
/* Copyright 2003-2005 ROBLOX Corporation, All Rights Reserved */
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#pragma once
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#ifndef Rbx_strcasestr
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namespace RBX
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{
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/* GCC often has strcasestr(); if not, you can use the following */
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/* borrowed these definitions from Apache */
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#define ap_tolower(c) (tolower(((unsigned char)(c))))
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#define ap_toupper(c) (toupper(((unsigned char)(c))))
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static const char *Rbx_strcasestr( const char *h, const char *n )
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{
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if( !h || !*h || !n || !*n ) { return 0; }
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char *a= (char*)h, *e=(char*)n;
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while( *a && *e ) {
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if( ap_toupper(*a) != ap_toupper(*e) ) {
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++h; a=(char*)h; e=(char*)n;
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} else {
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++a; ++e;
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}
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}
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return (const char *)(*e) ? 0 : h;
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}
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static inline const char *Rbx_strcasestr( const char *h, char *n )
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{
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return Rbx_strcasestr( h, static_cast<const char*>(n));
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}
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static inline const char *Rbx_strcasestr( char *h, const char *n )
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{
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return Rbx_strcasestr( static_cast<const char*>(h), n);
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}
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}
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#endif // defined Rbx_strcasestr
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