Technical data
Inlining an S-Function
3-35
void
MdlDerivatives()
{
 /* S-Function block: foo */
 {
 Simstruct *s = ssGetSFunction(S, 0);
 real_T *sfcnU = ssGetU(s);
 real_T *sfcnX = ssGetX(s);
 real_T *sfcndX = ssGetdX(s);
 sfcnDerivatives(sfcndX, sfcnX, 
sfcnU, s, tid);
 }
}
void
MdlTerminate()
{
 /* S-Function block: foo */
 {
 Simstruct *s = ssGetSFunction(S, 0);
 sfcnTerminate(s);
 }
}
/* function to register model in 
SimStruct */
Simstruct *
foogain()
{
 : 
 :/* Normal model initialization code independent of
S-functions */
 :
/* S-function initialization code required for all S-functions
without corresponding TLC files */
/* set number of children S-Functions */
 ssSetNumSFunctions(S, 1);
Unnecessary call to 
empty function 
mdlDerivatives in 
foogain.c.
Unnecessary call to 
empty function 
mdlTerminate in 
foogain.c.










