diff options
Diffstat (limited to 'lib/util/strndup.c')
-rw-r--r-- | lib/util/strndup.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/lib/util/strndup.c b/lib/util/strndup.c new file mode 100644 index 0000000..8031d23 --- /dev/null +++ b/lib/util/strndup.c @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: LGPL-3.0-or-later */ +/* + * strndup.c + * + * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at> + */ +#include "config.h" +#include "util/compat.h" + +#include <string.h> +#include <stdlib.h> + +#ifndef HAVE_STRNDUP +char *strndup(const char *str, size_t max_len) +{ + size_t len = 0; + char *out; + + while (len < max_len && str[len] != '\0') + ++len; + + out = malloc(len + 1); + + if (out != NULL) { + memcpy(out, str, len); + out[len] = '\0'; + } + + return out; +} +#endif |