trick/trick_source/sim_services/Executive/Executive_init.cpp
Alex Lin 24cfabbdef Standardize directory names
Added headers with previous path for backwards compatability.  Changed name of Exec_exception to ExecutiveException.

refs #63
2015-06-09 08:44:43 -05:00

90 lines
2.9 KiB
C++

#include <iostream>
#include <stdlib.h>
#include <sys/resource.h>
#include "trick/Executive.hh"
#include "trick/ExecutiveException.hh"
#include "trick/exec_proto.h"
/**
@details
-# Set the mode to Initialization
Requirement [@ref r_exec_mode_0].
-# Start the cpu usage meter
-# Call the default_data jobs
-# Call the initialization jobs.
-# Record the cpu usage during initialization
-# The scheduler initializes simulation timers.
Requirement [@ref r_exec_time_1].
-# If an exception is caught, print as much error information available based
on execption type caught and exit.
-# If no execption is caught return 0
*/
int Trick::Executive::init() {
double cpu_time ;
try {
mode = Initialization ;
/* Start the cpu usage meter */
struct rusage cpu_usage_buf ;
getrusage(RUSAGE_SELF, &cpu_usage_buf);
cpu_start = ((double) cpu_usage_buf.ru_utime.tv_sec) + ((double) cpu_usage_buf.ru_utime.tv_usec / 1000000.0);
call_default_data() ;
call_input_processor() ;
// If we are starting from a checkpoint, restart_called will be true. Skip init routines in this case.
if ( ! restart_called ) {
call_initialization() ;
}
/* Set the initial values for the scheduler times. */
next_frame_check_tics = software_frame_tics + time_tics ;
job_call_time_tics = next_frame_check_tics ;
sim_start = get_sim_time();
/* Record the cpu usage for initialization */
getrusage(RUSAGE_SELF, &cpu_usage_buf);
cpu_time = ((double) cpu_usage_buf.ru_utime.tv_sec) + ((double) cpu_usage_buf.ru_utime.tv_usec / 1000000.0);
cpu_init = cpu_time - cpu_start;
initialization_complete = true ;
/* Print as much error information avaiable for all exception and exit. */
} catch (Trick::ExecutiveException & ex ) {
/* Set the exit return code, file name, and error message. Return -1 so we go to shutdown */
except_return = ex.ret_code ;
except_file = ex.file ;
except_message = ex.message ;
return(-1) ;
} catch (const std::exception &ex) {
if ( curr_job != NULL ) {
except_file = curr_job->name ;
} else {
except_file = "somewhere in Executive::init" ;
}
fprintf(stderr, "\nExecutive::loop terminated with std::exception\n ROUTINE: %s\n DIAGNOSTIC: %s\n",
except_file.c_str(), ex.what()) ;
exit(-1) ;
} catch (...) {
if ( curr_job != NULL ) {
except_file = curr_job->name ;
} else {
except_file = "somewhere in Executive::init" ;
}
except_message = "unknown error" ;
fprintf(stderr, "\nExecutive::loop terminated with unknown exception\n ROUTINE: %s\n DIAGNOSTIC: %s\n",
except_file.c_str() , except_message.c_str()) ;
exit(-1) ;
}
/* return 0 if there are no errors. */
return(0) ;
}