diff options
author | cognet <cognet@FreeBSD.org> | 2006-02-21 13:01:00 +0000 |
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committer | cognet <cognet@FreeBSD.org> | 2006-02-21 13:01:00 +0000 |
commit | 06cfdceb6c8993e73b4daaf984e0785ea75ddc34 (patch) | |
tree | c5c9433b584c538f5c632cb200b65fd6c24cd3ea /usr.bin/who | |
parent | 895ec9cce0dbdfb3780e9702d4728c5d5227d771 (diff) | |
download | FreeBSD-src-06cfdceb6c8993e73b4daaf984e0785ea75ddc34.zip FreeBSD-src-06cfdceb6c8993e73b4daaf984e0785ea75ddc34.tar.gz |
In wall and who, check that the utmp entry isn't stalled, as it is done in w.
Apparently with the new pts code stalled entries are printed, when they are
not with the BSD ptys.
Submitted by: Michal Mertl <mime at traveller dot cz>
Diffstat (limited to 'usr.bin/who')
-rw-r--r-- | usr.bin/who/who.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/usr.bin/who/who.c b/usr.bin/who/who.c index 27b6896..f94fcdb 100644 --- a/usr.bin/who/who.c +++ b/usr.bin/who/who.c @@ -27,6 +27,7 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); +#include <sys/param.h> #include <sys/types.h> #include <sys/ioctl.h> #include <sys/stat.h> @@ -203,14 +204,31 @@ row(struct utmp *ut) putchar('\n'); } +static int +ttystat(char *line, int sz) +{ + struct stat sb; + char ttybuf[MAXPATHLEN]; + + (void)snprintf(ttybuf, sizeof(ttybuf), "%s%.*s", _PATH_DEV, sz, line); + if (stat(ttybuf, &sb) == 0) { + return (0); + } else + return (-1); +} + static void process_utmp(FILE *fp) { struct utmp ut; - while (fread(&ut, sizeof(ut), 1, fp) == 1) - if (*ut.ut_name != '\0') - row(&ut); + while (fread(&ut, sizeof(ut), 1, fp) == 1) { + if (*ut.ut_name == '\0') + continue; + if (ttystat(ut.ut_line, UT_LINESIZE) != 0) + continue; + row(&ut); + } } static void |