diff options
| author | Todd C. Miller <millert@cvs.openbsd.org> | 2000-08-02 04:10:51 +0000 |
|---|---|---|
| committer | Todd C. Miller <millert@cvs.openbsd.org> | 2000-08-02 04:10:51 +0000 |
| commit | eb9184a174a8fb2f98f2f1418f87863716a5c115 (patch) | |
| tree | 02b606fefe2b41782be054be7fdd586e53befba0 /games/larn/main.c | |
| parent | 3602a750205b32f442e2e132baa5b3e9a3c83349 (diff) | |
$HOME paranoia: never use getenv("HOME") w/o checking for NULL and non-zero
Diffstat (limited to 'games/larn/main.c')
| -rw-r--r-- | games/larn/main.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/games/larn/main.c b/games/larn/main.c index b9c2fe007d7..47b52de276c 100644 --- a/games/larn/main.c +++ b/games/larn/main.c @@ -1,9 +1,9 @@ -/* $OpenBSD: main.c,v 1.10 2000/06/29 07:55:42 pjanzen Exp $ */ +/* $OpenBSD: main.c,v 1.11 2000/08/02 04:10:45 millert Exp $ */ /* $NetBSD: main.c,v 1.12 1998/02/12 08:07:49 mikel Exp $ */ /* main.c */ #ifndef lint -static char rcsid[] = "$OpenBSD: main.c,v 1.10 2000/06/29 07:55:42 pjanzen Exp $"; +static char rcsid[] = "$OpenBSD: main.c,v 1.11 2000/08/02 04:10:45 millert Exp $"; #endif /* not lint */ #include <sys/types.h> @@ -90,8 +90,10 @@ main(argc, argv) strlcpy(loginname, ptr, LOGIN_NAME_MAX); /* this will be overwritten with the player's name */ strlcpy(logname, ptr, LOGNAMESIZE); - if ((ptr = getenv("HOME")) == NULL) - ptr = "."; + if ((ptr = getenv("HOME")) == NULL) { + fprintf(stderr, "You have no home directory!\n"); + exit(1); + } if (strlen(ptr) + 9 < sizeof(savefilename)) { strcpy(savefilename, ptr); strcat(savefilename, "/Larn.sav"); /* save file name in |