diff options
Diffstat (limited to 'contrib/gcclibs/libiberty/strdup.c')
-rw-r--r-- | contrib/gcclibs/libiberty/strdup.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/contrib/gcclibs/libiberty/strdup.c b/contrib/gcclibs/libiberty/strdup.c new file mode 100644 index 0000000..78c2093 --- /dev/null +++ b/contrib/gcclibs/libiberty/strdup.c @@ -0,0 +1,27 @@ +/* + +@deftypefn Supplemental char* strdup (const char *@var{s}) + +Returns a pointer to a copy of @var{s} in memory obtained from +@code{malloc}, or @code{NULL} if insufficient memory was available. + +@end deftypefn + +*/ + +#include <ansidecl.h> +#include <stddef.h> + +extern size_t strlen (const char*); +extern PTR malloc (size_t); +extern PTR memcpy (PTR, const PTR, size_t); + +char * +strdup(const char *s) +{ + size_t len = strlen (s) + 1; + char *result = (char*) malloc (len); + if (result == (char*) 0) + return (char*) 0; + return (char*) memcpy (result, s, len); +} |