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add open_read_close() and similar stuff

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This commit is contained in:
Denis Vlasenko
2006-10-14 02:23:43 +00:00
parent 88ca067690
commit ea62077b85
38 changed files with 228 additions and 234 deletions
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8
util-linux/hwclock.c
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@@ -51,11 +51,11 @@ static time_t read_rtc(int utc)
if (( rtc = open ( "/dev/rtc", O_RDONLY )) < 0 ) {
if (( rtc = open ( "/dev/misc/rtc", O_RDONLY )) < 0 )
bb_perror_msg_and_die ( "Could not access RTC" );
bb_perror_msg_and_die ( "cannot access RTC" );
}
memset ( &tm, 0, sizeof( struct tm ));
if ( ioctl ( rtc, RTC_RD_TIME, &tm ) < 0 )
bb_perror_msg_and_die ( "Could not read time from RTC" );
bb_perror_msg_and_die ( "cannot read time from RTC" );
tm.tm_isdst = -1; /* not known */
close ( rtc );
@@ -85,14 +85,14 @@ static void write_rtc(time_t t, int utc)
if (( rtc = open ( "/dev/rtc", O_WRONLY )) < 0 ) {
if (( rtc = open ( "/dev/misc/rtc", O_WRONLY )) < 0 )
bb_perror_msg_and_die ( "Could not access RTC" );
bb_perror_msg_and_die ( "cannot access RTC" );
}
tm = *( utc ? gmtime ( &t ) : localtime ( &t ));
tm.tm_isdst = 0;
if ( ioctl ( rtc, RTC_SET_TIME, &tm ) < 0 )
bb_perror_msg_and_die ( "Could not set the RTC time" );
bb_perror_msg_and_die ( "cannot set the RTC time" );
close ( rtc );
}