1 /* pututline.c: A replacement for the pututline() function
4 This software is Copyright 1996-2001 by Craig Metz, All Rights Reserved.
5 The Inner Net License Version 3 applies to this software.
6 You should have received a copy of the license with this software. If
7 you didn't get a copy, you may request one from <license@inner.net>.
11 Modified by cmetz for OPIE 2.32. Fixed check for fread() return
13 Modified by cmetz for OPIE 2.31. If the OS won't tell us where
14 _PATH_UTMP is, use Autoconf-discovered values.
15 Created by cmetz for OPIE 2.3.
24 #define _PATH_UTMP PATH_UTMP_AC
25 #endif /* _PATH_UTMP */
27 void pututline FUNCTION((utmp), struct utmp *utmp)
33 if (!(f = __opieopen(_PATH_UTMP, 1, 0644)))
38 if (fseek(f, i * sizeof(struct utmp), SEEK_SET) < 0)
40 fwrite(utmp, sizeof(struct utmp), 1, f);
43 #endif /* HAVE_TTYSLOT */
45 while(fread(&u, sizeof(struct utmp), 1, f) == 1) {
46 if (!strncmp(utmp->ut_line, u.ut_line, sizeof(u.ut_line) - 1)) {
47 if ((i = ftell(f)) < 0)
49 if (fseek(f, i - sizeof(struct utmp), SEEK_SET) < 0)
51 fwrite(utmp, sizeof(struct utmp), 1, f);
58 if (!(f = __opieopen(_PATH_UTMP, 2, 0644)))
60 fwrite(utmp, sizeof(struct utmp), 1, f);