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created touch() to update timestamps

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added USE_TTY_TICKETS support (bit of a kludge)
This commit is contained in:
Todd C. Miller
1995-09-04 19:28:25 +00:00
parent cc30667ee7
commit 810bbee992
1 changed files with 41 additions and 5 deletions
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46
check.c
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@@ -109,6 +109,7 @@ static char rcsid[] = "$Id$";
*/
static int check_timestamp __P((void));
static void check_passwd __P((void));
static int touch __P((char *));
static void update_timestamp __P((void));
static void reminder __P((void));
static char *osf_C2_crypt __P((char *, char *));
@@ -199,7 +200,16 @@ static int check_timestamp()
register int timestamp_is_old = -1;
time_t now;
#ifdef USE_TTY_TICKETS
if (p = strrchr(tty, '/'))
p++;
else
p = tty;
(void) sprintf(timestampfile, "%s/%s.%s", _PATH_SUDO_TIMEDIR, user, p);
#else
(void) sprintf(timestampfile, "%s/%s", _PATH_SUDO_TIMEDIR, user);
#endif /* USE_TTY_TICKETS */
timestampfile_p = timestampfile;
timedir_is_good = 1; /* now there's an assumption for ya... */
@@ -277,12 +287,14 @@ static int check_timestamp()
/********************************************************************
*
* update_timestamp()
* touch()
*
* This function changes the timestamp to now
* This function updates the access and modify times on a file
* via utime(2).
*/
static void update_timestamp()
static int touch(file)
char *file;
{
#if defined(HAVE_UTIME) && !defined(HAVE_UTIME_NULL)
#ifdef HAVE_UTIME_POSIX
@@ -301,11 +313,26 @@ static void update_timestamp()
#define UTP NULL
#endif /* HAVE_UTIME && !HAVE_UTIME_NULL */
return(utime(file, UTP));
}
#undef UTP
/********************************************************************
*
* update_timestamp()
*
* This function changes the timestamp to "now"
*/
static void update_timestamp()
{
if (timedir_is_good) {
/* become root */
set_perms(PERM_ROOT);
if (utime(timestampfile_p, UTP) < 0) {
if (touch(timestampfile_p) < 0) {
int fd = open(timestampfile_p, O_WRONLY | O_CREAT | O_TRUNC, 0600);
if (fd < 0)
@@ -317,7 +344,6 @@ static void update_timestamp()
set_perms(PERM_USER);
}
}
#undef UTP
@@ -331,8 +357,18 @@ static void update_timestamp()
void remove_timestamp()
{
char timestampfile[MAXPATHLEN + 1];
char *p;
#ifdef USE_TTY_TICKETS
if (p = strrchr(tty, '/'))
p++;
else
p = tty;
(void) sprintf(timestampfile, "%s/%s.%s", _PATH_SUDO_TIMEDIR, user, p);
#else
(void) sprintf(timestampfile, "%s/%s", _PATH_SUDO_TIMEDIR, user);
#endif /* USE_TTY_TICKETS */
/* become root */
set_perms(PERM_ROOT);