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70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/* Copyright (C) 2010-2018 The RetroArch team
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*
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* ---------------------------------------------------------------------------------------
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* The following license statement only applies to this file (compat_strl.c).
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* ---------------------------------------------------------------------------------------
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*
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* Permission is hereby granted, free of charge,
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* to any person obtaining a copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <stdlib.h>
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#include <ctype.h>
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#include <compat/strl.h>
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/* Implementation of strlcpy()/strlcat() based on OpenBSD. */
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#ifndef __MACH__
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size_t strlcpy(char *dest, const char *source, size_t size)
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{
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size_t src_size = 0;
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size_t n = size;
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if (n)
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while (--n && (*dest++ = *source++)) src_size++;
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if (!n)
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{
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if (size) *dest = '\0';
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while (*source++) src_size++;
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}
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return src_size;
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}
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size_t strlcat(char *dest, const char *source, size_t size)
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{
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size_t len = strlen(dest);
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dest += len;
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if (len > size)
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size = 0;
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else
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size -= len;
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return len + strlcpy(dest, source, size);
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}
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#endif
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char *strldup(const char *s, size_t n)
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{
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char *dst = (char*)malloc(sizeof(char) * (n + 1));
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strlcpy(dst, s, n);
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return dst;
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}
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