diff options
| author | Karel Zak | 2013-09-02 11:11:38 +0200 |
|---|---|---|
| committer | Karel Zak | 2013-09-02 11:11:38 +0200 |
| commit | ee24e58f86d66ee5d3e5ed7192e27cdf6db64197 (patch) | |
| tree | a0c0a87b1f9ad77f3f962e42cf82df2e0749c9d7 /login-utils/last.c | |
| parent | tests: check last(1) and utmpdump(1) IPv6 functionality (diff) | |
| download | kernel-qcow2-util-linux-ee24e58f86d66ee5d3e5ed7192e27cdf6db64197.tar.gz kernel-qcow2-util-linux-ee24e58f86d66ee5d3e5ed7192e27cdf6db64197.tar.xz kernel-qcow2-util-linux-ee24e58f86d66ee5d3e5ed7192e27cdf6db64197.zip | |
last: use bit array
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'login-utils/last.c')
| -rw-r--r-- | login-utils/last.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/login-utils/last.c b/login-utils/last.c index 2e392d9f0..dcf68a5f2 100644 --- a/login-utils/last.c +++ b/login-utils/last.c @@ -74,13 +74,13 @@ #define UCHUNKSIZE 16384 /* How much we read at once. */ struct last_control { - char lastb; /* Is this command 'lastb' */ - char extended; /* Lots of info */ - char showhost; /* Show hostname */ - char altlist; /* Hostname at the end */ - char usedns; /* Use DNS to lookup the hostname */ - char useip; /* Print IP address in number format */ - char fulltime; /* Print full dates and times */ + unsigned int lastb :1, /* Is this command 'lastb' */ + extended :1, /* Lots of info */ + showhost :1, /* Show hostname */ + altlist :1, /* Hostname at the end */ + usedns :1, /* Use DNS to lookup the hostname */ + useip :1, /* Print IP address in number format */ + fulltime :1; /* Print full dates and times */ unsigned int name_len; /* Number of login name characters to print */ unsigned int domain_len; /* Number of domain name characters to print */ @@ -762,7 +762,7 @@ static void process_wtmp_file(const struct last_control *ctl) * logged in, or missing logout record. */ if (c == 0) { - if (lastboot == 0) { + if (!lastboot) { c = R_NOW; /* Is process still alive? */ if (ut.ut_pid > 0 && @@ -870,10 +870,10 @@ int main(int argc, char **argv) printf(UTIL_LINUX_VERSION); return EXIT_SUCCESS; case 'R': - ctl.showhost = FALSE; + ctl.showhost = 0; break; case 'x': - ctl.extended = TRUE; + ctl.extended = 1; break; case 'n': ctl.maxrecs = strtos32_or_err(optarg, _("failed to parse number")); @@ -884,16 +884,16 @@ int main(int argc, char **argv) ctl.altv[ctl.altc++] = xstrdup(optarg); break; case 'd': - ctl.usedns = TRUE; + ctl.usedns = 1; break; case 'i': - ctl.useip = TRUE; + ctl.useip = 1; break; case 'a': - ctl.altlist = TRUE; + ctl.altlist = 1; break; case 'F': - ctl.fulltime = TRUE; + ctl.fulltime = 1; ctl.time_fmt = LAST_TIMEFTM_FULL_CTIME; break; case 'p': @@ -924,7 +924,7 @@ int main(int argc, char **argv) case OPT_TIME_FORMAT: ctl.time_fmt = which_time_format(optarg); if (ctl.time_fmt == LAST_TIMEFTM_ISO8601) - ctl.fulltime = TRUE; + ctl.fulltime = 1; break; default: usage(stderr); @@ -938,7 +938,7 @@ int main(int argc, char **argv) /* * Which file do we want to read? */ - ctl.lastb = !strcmp(program_invocation_short_name, "lastb"); + ctl.lastb = strcmp(program_invocation_short_name, "lastb") == 0 ? 1 : 0; if (!ctl.altc) { ctl.altv = xmalloc(sizeof(char *)); if (ctl.lastb) |