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path: root/core/opiealarm/opiealarm.c
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Diffstat (limited to 'core/opiealarm/opiealarm.c') (more/less context) (ignore whitespace changes)
-rw-r--r--core/opiealarm/opiealarm.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/core/opiealarm/opiealarm.c b/core/opiealarm/opiealarm.c
index 70e5415..bb2e684 100644
--- a/core/opiealarm/opiealarm.c
+++ b/core/opiealarm/opiealarm.c
@@ -219,50 +219,51 @@ int suspend ( int fix_rtc )
219 // we are the child process from here on ... 219 // we are the child process from here on ...
220 220
221 tzset ( ); // not sure if it is really needed -- it probably doesn't hurt ... 221 tzset ( ); // not sure if it is really needed -- it probably doesn't hurt ...
222 222
223 do { // try/catch simulation 223 do { // try/catch simulation
224 224
225 // read the wakeup time from /etc/resumeat 225 // read the wakeup time from /etc/resumeat
226 if (!( fp = fopen ( "/etc/resumeat", "r" ))) 226 if (!( fp = fopen ( "/etc/resumeat", "r" )))
227 break; // ( 1, "/etc/resumeat" ); 227 break; // ( 1, "/etc/resumeat" );
228 228
229 if ( !fgets ( buf, sizeof( buf ) - 1, fp )) 229 if ( !fgets ( buf, sizeof( buf ) - 1, fp ))
230 break; // ( 1, "/etc/resumeat" ); 230 break; // ( 1, "/etc/resumeat" );
231 231
232 fclose ( fp ); 232 fclose ( fp );
233 233
234 alrt = atoi ( buf ); // get the alarm time 234 alrt = atoi ( buf ); // get the alarm time
235 if ( alrt == 0 ) 235 if ( alrt == 0 )
236 break; // ( 0, "/etc/resumeat contains an invalid time description" ); 236 break; // ( 0, "/etc/resumeat contains an invalid time description" );
237 alrt -= 5; // wake up 5 sec before the specified time 237 alrt -= 5; // wake up 5 sec before the specified time
238 alr = *gmtime ( &alrt ); 238 alr = *gmtime ( &alrt );
239 239
240 time ( &syst );// get the UNIX system time 240 time ( &syst );// get the UNIX system time
241 sys = *localtime ( &syst ); 241 sys = *localtime ( &syst );
242 242
243 if (( fd = open ( "/dev/misc/rtc", O_RDWR )) < 0 ) // open the RTC device 243 if (( fd = open ( "/dev/misc/rtc", O_RDWR )) < 0 )
244 break; // ( 1, "/dev/misc/rtc" ); 244 if (( fd = open ( "/dev/rtc", O_RDWR )) < 0 )
245 break; // ( 1, "rtc" );
245 246
246 memset ( &rtc, 0, sizeof ( struct tm )); // get the RTC time 247 memset ( &rtc, 0, sizeof ( struct tm )); // get the RTC time
247 if ( ioctl ( fd, RTC_RD_TIME, &rtc ) < 0 ) 248 if ( ioctl ( fd, RTC_RD_TIME, &rtc ) < 0 )
248 break; // ( 1, "ioctl RTC_RD_TIME" ); 249 break; // ( 1, "ioctl RTC_RD_TIME" );
249 rtct = mktime ( &rtc ); 250 rtct = mktime ( &rtc );
250 251
251 rtc_sys_diff = ( syst - rtct ) - sys. tm_gmtoff; // calculate the difference between system and hardware time 252 rtc_sys_diff = ( syst - rtct ) - sys. tm_gmtoff; // calculate the difference between system and hardware time
252 253
253 if ( fix_rtc && (( rtc_sys_diff < -3 ) || ( rtc_sys_diff > 3 ))) { 254 if ( fix_rtc && (( rtc_sys_diff < -3 ) || ( rtc_sys_diff > 3 ))) {
254 struct tm set; 255 struct tm set;
255 set = *gmtime ( &syst ); 256 set = *gmtime ( &syst );
256 257
257 // if the difference between system and hardware time is more than 3 seconds, 258 // if the difference between system and hardware time is more than 3 seconds,
258 // we have to set the RTC (hwclock --systohc), or alarms won't work reliably. 259 // we have to set the RTC (hwclock --systohc), or alarms won't work reliably.
259 260
260 if ( ioctl ( fd, RTC_SET_TIME, &set ) < 0 ) 261 if ( ioctl ( fd, RTC_SET_TIME, &set ) < 0 )
261 break; // ( 1, "ioctl RTC_SET_TIME" ); 262 break; // ( 1, "ioctl RTC_SET_TIME" );
262 } 263 }
263 264
264 if ( ioctl ( fd, RTC_ALM_SET, &alr ) < 0 ) // set RTC alarm time 265 if ( ioctl ( fd, RTC_ALM_SET, &alr ) < 0 ) // set RTC alarm time
265 break; // ( 1, "ioctl RTC_ALM_SET" ); 266 break; // ( 1, "ioctl RTC_ALM_SET" );
266 if ( ioctl ( fd, RTC_AIE_ON, 0 ) < 0 ) 267 if ( ioctl ( fd, RTC_AIE_ON, 0 ) < 0 )
267 break; // ( 1, "ioctl RTC_AIE_ON" ); // enable RTC alarm irq 268 break; // ( 1, "ioctl RTC_AIE_ON" ); // enable RTC alarm irq
268 269