** complete copyright information.
*/
-#include <h/mh.h>
-#include <h/signals.h>
-
/*
-** static prototypes
-*/
-static int m_chkids(void);
+ * This function used to support setuid/setgid programs by writing
+ * the file as the user. But that code, m_chkids(), was removed
+ * because there no longer are setuid/setgid programs in nmh.
+ */
+#include <h/mh.h>
+#include <h/signals.h>
void
context_save(void)
{
- int action;
register struct node *np;
FILE *out;
sigset_t set, oset;
return;
ctxflags &= ~CTXMOD;
- if ((action = m_chkids()) > 0)
- return; /* child did it for us */
-
/* block a few signals */
sigemptyset(&set);
sigaddset(&set, SIGHUP);
lkfclose(out, ctxpath);
sigprocmask(SIG_SETMASK, &oset, &set); /* reset the signal mask */
-
- if (action == 0)
- _exit(0); /* we are child, time to die */
-}
-
-/*
-** This hack brought to you so we can handle set[ug]id MH programs.
-** If we return -1, then no fork is made, we update .mh_profile
-** normally, and return to the caller normally. If we return 0,
-** then the child is executing, .mh_profile is modified after
-** we set our [ug]ids to the norm. If we return > 0, then the
-** parent is executed and .mh_profile has already be modified.
-** We can just return to the caller immediately.
-*/
-
-static int
-m_chkids(void)
-{
- pid_t pid;
-
- if (getuid() == geteuid())
- return (-1);
-
- switch (pid = fork()) {
- case -1:
- break;
-
- case 0:
- setgid(getgid());
- setuid(getuid());
- break;
-
- default:
- pidwait(pid, -1);
- break;
- }
-
- return pid;
}