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Add a time variable in seconds to the variable server

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Added a time variable that is in seconds.  A created a special case
for var_add if you add "time" then this variable will be added to
the list of variables returned.

trick.var_add("time")

refs #151
This commit is contained in:
Alex Lin
2016-01-14 10:49:27 -06:00
parent 903ff05960
commit 7e542440d1
4 changed files with 31 additions and 2 deletions
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19
trick_source/sim_services/VariableServer/VariableServerThread_commands.cpp
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@ -16,6 +16,19 @@
int Trick::VariableServerThread::bad_ref_int = 0 ;
REF2* Trick::VariableServerThread::make_time_ref() {
REF2* new_ref;
new_ref = (REF2*)calloc(1, sizeof(REF2));
new_ref->reference = strdup("time") ;
new_ref->units = strdup("s") ;
new_ref->address = (char *)&time ;
new_ref->attr = (ATTRIBUTES*)calloc(1, sizeof(ATTRIBUTES)) ;
new_ref->attr->type = TRICK_DOUBLE ;
new_ref->attr->units = strdup("s") ;
new_ref->attr->size = sizeof(double) ;
return new_ref;
}
REF2* Trick::VariableServerThread::make_error_ref(std::string in_name) {
REF2* new_ref;
new_ref = (REF2*)calloc(1, sizeof(REF2));
@ -34,7 +47,11 @@ int Trick::VariableServerThread::var_add(std::string in_name) {
VariableReference * new_var ;
REF2 * new_ref ;
new_ref = ref_attributes(const_cast<char*>(in_name.c_str())) ;
if ( in_name.compare("time") == 0 ) {
new_ref = make_time_ref() ;
} else {
new_ref = ref_attributes(const_cast<char*>(in_name.c_str())) ;
}
if ( new_ref == NULL ) {
message_publish(MSG_ERROR, "Variable Server could not find variable %s.\n", in_name.c_str());