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Diffstat (limited to 'login/login.c')
-rw-r--r--login/login.c81
1 files changed, 33 insertions, 48 deletions
diff --git a/login/login.c b/login/login.c
index 00b176a104..7cbe8b603e 100644
--- a/login/login.c
+++ b/login/login.c
@@ -1,21 +1,21 @@
/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-Library General Public License for more details.
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB. If
-not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <limits.h>
@@ -43,8 +43,8 @@ tty_name (int fd, char **tty, size_t buf_len)
rv = ttyname_r (fd, buf, buf_len);
if (rv < 0 || memchr (buf, '\0', buf_len))
- /* We either got an error, or we succeeded and the returned name fit
- in the buffer. */
+ /* We either got an error, or we succeeded and the
+ returned name fit in the buffer. */
break;
/* Try again with a longer buffer. */
@@ -68,9 +68,9 @@ tty_name (int fd, char **tty, size_t buf_len)
}
if (rv == 0)
- *tty = buf; /* Return buffer to the user. */
+ *tty = buf; /* Return buffer to the user. */
else if (buf != *tty)
- free (buf); /* Free what we malloced when returning an error. */
+ free (buf); /* Free what we malloced when returning an error. */
return rv;
}
@@ -86,8 +86,8 @@ login (const struct utmp *ut)
char *tty = _tty;
int found_tty;
const char *ttyp;
- struct utmp_data data = { -1 };
struct utmp copy = *ut;
+ struct utmp utbuf;
/* Fill in those fields we supply. */
#if _HAVE_UT_TYPE - 0
@@ -118,26 +118,16 @@ login (const struct utmp *ut)
struct utmp *old;
/* Open UTMP file. */
- setutent_r (&data);
+ setutent ();
/* Read the record. */
- if (getutline_r (&copy, &old, &data) >= 0)
- {
-#if _HAVE_UT_TYPE - 0
- /* We have to fake the old entry because this `login'
- function does not fit well into the UTMP file
- handling scheme. */
- old->ut_type = copy.ut_type;
-#endif
- pututline_r (&copy, &data);
- }
- else if (errno == ESRCH)
- /* We didn't find anything. pututline_r will add UT at the end
- of the file in this case. */
- pututline_r (&copy, &data);
+ getutline_r (&copy, &utbuf, &old);
+
+ /* Write the entry. */
+ pututline (&copy);
/* Close UTMP file. */
- endutent_r (&data);
+ endutent ();
}
if (tty != _tty)
@@ -147,23 +137,18 @@ login (const struct utmp *ut)
/* Update the WTMP file. Here we have to add a new entry. */
if (utmpname (_PATH_WTMP) != 0)
{
+ struct utmp *up;
+
/* Open the WTMP file. */
- setutent_r (&data);
+ setutent ();
/* Position at end of file. */
- data.loc_utmp = lseek (data.ut_fd, 0, SEEK_END);
- if (data.loc_utmp != -1)
- {
-#if _HAVE_UT_TYPE - 0
- /* We have to fake the old entry because this `login'
- function does not fit well into the UTMP file handling
- scheme. */
- data.ubuf.ut_type = copy.ut_type;
-#endif
- pututline_r (&copy, &data);
- }
+ while (! getutent_r (&utbuf, &up));
+
+ /* Write the new entry. */
+ pututline (&copy);
/* Close WTMP file. */
- endutent_r (&data);
+ endutent ();
}
}