* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <stdio.h>
-#include <string.h>
+ /* Hacked by Tito Ragusa (c) 2004 <farmatito@tiscali.it> to make it more
+ * flexible :
+ *
+ * if bufsize is > 0 char *group cannot be set to NULL.
+ * On success groupname is written on static allocated buffer group
+ * (and a pointer to it is returned).
+ * On failure gid as string is written to static allocated buffer
+ * group and NULL is returned.
+ * if bufsize is = 0 char *group can be set to NULL.
+ * On success groupname is returned.
+ * On failure NULL is returned.
+ * if bufsize is < 0 char *group can be set to NULL.
+ * On success groupname is returned.
+ * On failure an error message is printed and the program exits.
+ */
+
#include "libbb.h"
-#include "pwd_.h"
#include "grp_.h"
-
/* gets a groupname given a gid */
-char * my_getgrgid(char *group, long gid)
+char * my_getgrgid(char *group, long gid, int bufsize)
{
- struct group *mygroup;
+ struct group *mygroup = getgrgid(gid);
- mygroup = getgrgid(gid);
- if (mygroup==NULL) {
- sprintf(group, "%ld", gid);
- return NULL;
- } else {
- return strcpy(group, mygroup->gr_name);
- }
+ return my_getug(group, (mygroup) ? mygroup->gr_name : (char *)mygroup, gid, bufsize, 'g');
}