static char *
perm_copy3(const char *s1, const char *s2, const char *s3)
{
char *p;
size_t l1 = strlen(s1);
size_t l2 = strlen(s2);
size_t l3 = strlen(s3)+1; /* Include final NUL */
p = perm_alloc(l1+l2+l3);
memcpy(p, s1, l1);
memcpy(p+l1, s2, l2);
memcpy(p+l1+l2, s3, l3);
return p;
}
static char *perm_copy(const char *string)
{
char *p;
size_t len;
if (!string)
return NULL;
len = strlen(string)+1; /* Include final NUL */
p = perm_alloc(len);
memcpy(p, string, len);
return p;
}
/* perm_copy -- just like strdup() */
PRIVATE char *perm_copy(char *s)
{
char *t = (char *) perm_alloc(strlen(s)+1);
strcpy(t, s);
return t;
}
