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1682f0b760
SPDX License Identifiers are a more compact / standardized way of representing file license information. See: https://spdx.dev/resources/use/#identifiers This was done with the `ambr` search and replace tool. ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
52 lines
1 KiB
C++
52 lines
1 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <assert.h>
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#include <ctype.h>
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#include <string.h>
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#include <strings.h>
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extern "C" {
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void bzero(void* dest, size_t n)
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{
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memset(dest, 0, n);
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}
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void bcopy(const void* src, void* dest, size_t n)
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{
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memmove(dest, src, n);
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}
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static char foldcase(char ch)
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{
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if (isalpha(ch))
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return tolower(ch);
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return ch;
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}
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int strcasecmp(const char* s1, const char* s2)
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{
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for (; foldcase(*s1) == foldcase(*s2); ++s1, ++s2) {
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if (*s1 == 0)
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return 0;
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}
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return foldcase(*(const unsigned char*)s1) < foldcase(*(const unsigned char*)s2) ? -1 : 1;
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}
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int strncasecmp(const char* s1, const char* s2, size_t n)
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{
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if (!n)
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return 0;
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do {
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if (foldcase(*s1) != foldcase(*s2++))
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return foldcase(*(const unsigned char*)s1) - foldcase(*(const unsigned char*)--s2);
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if (*s1++ == 0)
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break;
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} while (--n);
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return 0;
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}
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}
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