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- fixed the %U macro so that the old (and documented) semantics work

again. This got broken with one of the substitute.c updates a couple
of months ago.

- also fixed %u to return the username from the current_user structure
  when called via a method that does not have direct access to the
  username. I cache the uidtoname() result to prevent thrashing nss.
(This used to be commit 2520a0eff9)
This commit is contained in:
Andrew Tridgell 2000-08-25 03:58:02 +00:00
parent ebe8a05062
commit e1b9b33e2b

View File

@ -206,7 +206,7 @@ void standard_sub_advanced(int snum, char *user, char *connectpath, gid_t gid, c
int l = sizeof(pstring) - (int)(p-str);
switch (*(p+1)) {
case 'U' : string_sub(p,"%U", user,l); break;
case 'U' : string_sub(p,"%U",sam_logon_in_ssb?samlogon_user:sesssetup_user,l); break;
case 'G' :
if ((pass = Get_Pwnam(user,False))!=NULL) {
string_sub(p,"%G",gidtoname(pass->pw_gid),l);
@ -272,7 +272,18 @@ like standard_sub but by snum
****************************************************************************/
void standard_sub_snum(int snum, char *str)
{
standard_sub_advanced(snum, "", "", -1, str);
extern struct current_user current_user;
static uid_t cached_uid = -1;
static fstring cached_user;
/* calling uidtoname() on every substitute would be too expensive, so
we cache the result here as nearly every call is for the same uid */
if (cached_uid != current_user.uid) {
fstrcpy(cached_user, uidtoname(current_user.uid));
cached_uid = current_user.uid;
}
standard_sub_advanced(snum, cached_user, "", -1, str);
}
/*******************************************************************