uint64_t
FileDescriptor::size()
{
struct stat st;
stat_(st);
return st.st_size;
}
extern "C" int32_t Stat(const char* path, FileStatus* output)
{
struct stat_ result;
int ret = stat_(path, &result);
if (ret == 0)
{
ConvertFileStatus(result, output);
}
return ret;
}
int32_t Stat(const char* path, struct FileStats* output)
{
struct stat_ result;
int ret = stat_(path, &result);
if (ret == 0)
{
ConvertFileStats(result, output);
}
return ret; // TODO: errno conversion
}
extern "C" int32_t SystemNative_Stat(const char* path, FileStatus* output)
{
struct stat_ result;
int ret;
while (CheckInterrupted(ret = stat_(path, &result)));
if (ret == 0)
{
ConvertFileStatus(result, output);
}
return ret;
}
// CoreCLR expects the "2" suffixes on these: they should be cleaned up in our
// next coordinated System.Native changes
int32_t SystemNative_Stat2(const char* path, FileStatus* output)
{
struct stat_ result;
int ret;
while ((ret = stat_(path, &result)) < 0 && errno == EINTR);
if (ret == 0)
{
ConvertFileStatus(&result, output);
}
return ret;
}
//--------------------------------------------------------------------------
void Omu_IntRKsuite::ode_solve(double tstart, VECP y, const VECP u,
double tend)
{
if (_sa)
_neq = y->dim;
else
_neq = _n;
_npar = u->dim;
v_resize(_work, 32 * _neq);
v_resize(_thres, _neq);
v_resize(_u, _npar);
v_resize(_yp, _neq);
_y_head.dim = _neq;
_yp_head.dim = _neq;
v_set(_thres, _atol);
// exclude sensitivities from error test
if (!_serr) {
for (int i = _n; i < (int)_thres->dim; i++)
_thres[i] = 1e128;
}
v_zero(_yp);
v_copy(u, _u);
integer NEQ = _neq;
// a hack to reinitialize _hnext in each simulation
if (tstart < _tlast)
_hnext = 0.0;
_tlast = tstart;
dreal TNOW = tstart;
integer CFLAG;
//integer METHOD = (_rtol > 5e-4)? 1: (_rtol > 5e-6)? 2: 3;
integer METHOD = _method;
char TASK = 'c';
logical ERRASS = 0;
dreal HSTART = _hnext;
integer LENWRK = _work->dim;
logical MESAGE = 0;
setup_(&NEQ, &tstart, y->ve, &tend, &_rtol, _thres->ve,
&METHOD, &TASK, &ERRASS, &HSTART, _work->ve, &LENWRK, &MESAGE);
while (TNOW < tend) {
ct_(&::F, &TNOW, y->ve, _yp->ve, _work->ve, &CFLAG);
if (CFLAG > 1)
fprintf(stderr, "RKsuite message %d at time %g\n", CFLAG, TNOW);
if (CFLAG > 4)
m_error(E_CONV, "Omu_IntRKsuite::step");
}
integer TOTF, STPCST, STPSOK;
dreal WASTE;
stat_(&TOTF, &STPCST, &WASTE, &STPSOK, &HSTART);
_hnext = HSTART;
}