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compat/strndup.c
45 строк
1 KB
Rainer Gerhards
misc: add void parameter lists
05 сен 2025, 10:35
05 сен 2025, 10:35
fa37067
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/* compatibility file for systems without strndup. * * Copyright 2015 Rainer Gerhards and Adiscon * * This file is part of rsyslog. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * -or- * see COPYING.ASL20 in the source distribution * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "config.h" #ifndef HAVE_STRNDUP #include <stdlib.h> #include <string.h> extern char *strndup(const char *s, size_t n); char *strndup(const char *s, size_t n) { const size_t len = strlen(s); char *new_s; if (len <= n) return strdup(s); new_s = malloc(n + 1); if (new_s == NULL) return NULL; memcpy(new_s, s, n); new_s[n] = '\0'; return new_s; } #else /* XLC needs at least one method in source file even static to compile */ #ifdef __xlc__ static void dummy(void) {} #endif #endif /* #ifndef HAVE_STRNDUP */