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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [libiberty/] [strdup.c] - Rev 822

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/*
 
@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);
}
 

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