Mercurial > code
changeset 122:2d6c466e56dc
Add copies of strdup
author | David Demelier <markand@malikania.fr> |
---|---|
date | Tue, 28 Feb 2012 23:21:04 +0100 |
parents | 0635f98a2227 |
children | 59745a235d16 |
files | port/strdup.c port/strdup.h port/strndup.h |
diffstat | 3 files changed, 63 insertions(+), 2 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/port/strdup.c Tue Feb 28 23:21:04 2012 +0100 @@ -0,0 +1,35 @@ +/* + * strdup.c -- duplicate a string + * + * Copyright (c) 2011, 2012, David Demelier <markand@malikania.fr> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +char * +strdup(const char *src) +{ + char *dst; + size_t len; + + len = strlen(src); + + if ((dst = calloc(len + 1, sizeof (char))) == NULL) + return NULL; + + return strcpy(dst, src); +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/port/strdup.h Tue Feb 28 23:21:04 2012 +0100 @@ -0,0 +1,28 @@ +/* + * strdup.h -- duplicate a string + * + * Copyright (c) 2011, 2012, David Demelier <markand@malikania.fr> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef __cplusplus +extern "C" { +#endif + +char *strdup(const char *); + +#ifdef __cplusplus +} +#endif +