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| author | Jim Meyering <jim@meyering.net> | 1996-02-13 05:27:16 +0000 |
|---|---|---|
| committer | Jim Meyering <jim@meyering.net> | 1996-02-13 05:27:16 +0000 |
| commit | 0b2ebf98755aacf850ac68022bbe3b7bd93128ea (patch) | |
| tree | 1bcea4ca5b09be014de142847d9d849e1de7e5b8 /src | |
| parent | aa35ed104c9d5fc280e56e39712b4a93f27351ee (diff) | |
| download | coreutils-0b2ebf98755aacf850ac68022bbe3b7bd93128ea.tar.xz | |
(print_entry): If possible, canonicalize the host hame.
From Miles Bader (miles@gnu.ai.mit.edu).
Diffstat (limited to 'src')
| -rw-r--r-- | src/who-users.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/src/who-users.c b/src/who-users.c index bf32dc8fe..8a09088c5 100644 --- a/src/who-users.c +++ b/src/who-users.c @@ -1,5 +1,5 @@ /* GNU's users/who. - Copyright (C) 92, 93, 94, 1995 Free Software Foundation, Inc. + Copyright (C) 92, 93, 94, 95, 1996 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -245,7 +245,31 @@ print_entry (struct utmp *this) } #ifdef HAVE_UT_HOST if (this->ut_host[0]) - printf (" (%-.*s)", (int) sizeof (this->ut_host), this->ut_host); + { + extern char *canon_host (); + char ut_host[sizeof (this->ut_host) + 1]; + char *host = 0, *display = 0; + + /* Copy the host name into UT_HOST, and ensure it's nul terminated. */ + strncpy (ut_host, this->ut_host, (int) sizeof (this->ut_host)); + ut_host[sizeof (this->ut_host)] = '\0'; + + /* Look for an X display. */ + display = index (ut_host, ':'); + if (display) + *display++ = '\0'; + + if (*ut_host) + /* See if we can canonicalize it. */ + host = canon_host (ut_host); + if (! host) + host = ut_host; + + if (display) + printf (" (%s:%s)", host, display); + else + printf (" (%s)", host); + } #endif putchar ('\n'); |