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author | Erik Andersen <andersen@codepoet.org> | 2000-05-01 19:49:20 +0000 |
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committer | Erik Andersen <andersen@codepoet.org> | 2000-05-01 19:49:20 +0000 |
commit | 9b7d96458175a852f71700922ca2950577b95f27 (patch) | |
tree | 623a992e90290849c3a260e2a18983504f6ed47e /coreutils | |
parent | f378fced43edd9c4ae4a31117b74f467dcd75f01 (diff) | |
download | busybox-w32-9b7d96458175a852f71700922ca2950577b95f27.tar.gz busybox-w32-9b7d96458175a852f71700922ca2950577b95f27.tar.bz2 busybox-w32-9b7d96458175a852f71700922ca2950577b95f27.zip |
My little adventure of analyzing lib usage has already rooted out
a big "P" Policy violator -- logname was using getlogin(3), which uses
utmp under the hood. We don't need no stinkin' utmp (and if we
are using tinylogin, it is unlikely to be useful trying).
-Erik
Diffstat (limited to 'coreutils')
-rw-r--r-- | coreutils/logname.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/coreutils/logname.c b/coreutils/logname.c index 182f40ed2..bde1752ba 100644 --- a/coreutils/logname.c +++ b/coreutils/logname.c | |||
@@ -29,16 +29,16 @@ static const char logname_usage[] = "logname\n\n" | |||
29 | 29 | ||
30 | extern int logname_main(int argc, char **argv) | 30 | extern int logname_main(int argc, char **argv) |
31 | { | 31 | { |
32 | char *cp; | 32 | char *user = xmalloc(9); |
33 | 33 | ||
34 | if (argc > 1) | 34 | if (argc > 1) |
35 | usage(logname_usage); | 35 | usage(logname_usage); |
36 | 36 | ||
37 | cp = getlogin(); | 37 | my_getpwuid(user, geteuid()); |
38 | if (cp) { | 38 | if (user) { |
39 | puts(cp); | 39 | puts(user); |
40 | exit(TRUE); | 40 | exit(TRUE); |
41 | } | 41 | } |
42 | fprintf(stderr, "%s: no login name\n", argv[0]); | 42 | fprintf(stderr, "no login name\n"); |
43 | exit(FALSE); | 43 | exit(FALSE); |
44 | } | 44 | } |