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Diffstat (limited to '')
-rw-r--r-- | compat/strndup.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/compat/strndup.c b/compat/strndup.c new file mode 100644 index 0000000..e279f98 --- /dev/null +++ b/compat/strndup.c @@ -0,0 +1,49 @@ +/* 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() {} +#endif +#endif /* #ifndef HAVE_STRNDUP */ |