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#include <math.h>
#include <string.h>
#include "../stack-c.h"
#if WIN32
#include "../os_specific/win_mem_alloc.h"
extern char *GetExceptionString(DWORD ExceptionCode);
#endif
#define MAX(x,y) (((x)>(y))?(x):(y))
#define MIN(x,y) (((x)<(y))?(x):(y))
typedef int mxArray;
typedef int (*GatefuncH) __PARAMS((int nlhs,mxArray *plhs[],int nrhs, mxArray *prhs[]));
typedef int (*GatefuncS) __PARAMS((char *fname, int l));
typedef int Gatefunc __PARAMS((int nlhs,mxArray *plhs[],int nrhs,
mxArray *prhs[]));
typedef int (*FGatefuncH) __PARAMS((int *nlhs,mxArray *plhs[],int *nrhs,
mxArray *prhs[]));
typedef int (*Myinterfun) __PARAMS((char *, GatefuncH F));
typedef int (*GT) ();
typedef struct table_struct {
Myinterfun f; /** interface **/
GT F; /** function **/
char *name; /** its name **/
} GenericTable;
extern int fortran_mex_gateway __PARAMS((char *fname, FGatefuncH F));
extern int sci_gateway __PARAMS((char *fname, GatefuncS F));
extern double C2F(dlamch) __PARAMS((char *CMACH, unsigned long int));
extern Gatefunc C2F(sident);
extern Gatefunc C2F(sorder);
extern Gatefunc C2F(findbd);
extern Gatefunc C2F(intmucomp);
extern Gatefunc C2F(intricc2);
extern Gatefunc C2F(inthinf);
extern Gatefunc C2F(intdhinf);
extern Gatefunc C2F(intlinmeq);
extern int C2F(intmb03od) __PARAMS((char *fname, unsigned long fname_len));
extern int C2F(intzb03od) __PARAMS((char *fname, unsigned long fname_len));
#if WIN32
extern int C2F(ab01od)();
#endif
int intrankqr(fname)
char* fname;
{
int *header1;
int Cmplx;int ret;
header1 = (int *) GetData(1);
Cmplx=header1[3];
if (Cmplx==0) {
ret = C2F(intmb03od)("rankqr",6L);
return 0; }
else
{
ret = C2F(intzb03od)("rankqr",6L);
return 0; }
}
int intab01od(fname)
char* fname;
{
int mA,nA,ptrA, mB,nB, ptrB;
int A,B,U,KSTAIR,V, ptrIWORK,ptrU,ptrTOL;
int ptrKSTAIR,ptrV,ptrDWORK,ptrJUNK,ptrNCONT;
int LDA, LDB, LDU, LDV, LDWORK;
int N, M, mtol, ntol; int un; int INFO, INDCON, NCONT;
char *JOBU, *JOBV;
double theTOL;
int minlhs=1, minrhs=2, maxlhs=6, maxrhs=3;
/* [NCONT,U,KSTAIR,V,A,B]=ab01od(A,B,[TOL]) */
CheckRhs(minrhs,maxrhs); CheckLhs(minlhs,maxlhs);
theTOL=(double) C2F(dlamch)("e",1L);
GetRhsVar(1,"d",&mA,&nA,&ptrA); A=1; /* A */
N=mA;
theTOL=0.2*sqrt(2*theTOL)*N;
GetRhsVar(2,"d",&mB,&nB,&ptrB); B=2; /* B */
M=nB;
if (nA != mB || mA != nA )
{ Scierror(999,"Invalid A,B matrices \r\n"); return 0; }
if (Rhs == 3) {
/* TOL is given: ab01od(A,B,tol) */
GetRhsVar(3,"d",&mtol,&ntol,&ptrTOL); theTOL=*stk(ptrTOL); /* TOL */
if (theTOL>1.0||theTOL<0.0) {
Scierror(999,"TOL must be in [0 1]\r\n"); return 0;
}
}
/* dimensions... */
LDA=MAX(1,N); LDB=LDA; LDU=LDA; LDV=MAX(1,M);
LDWORK = MAX(1, N*M + MAX(N,M) + MAX(N,3*M));
/* other parameters of AB01OD */
JOBU= "N"; if (Lhs >= 2) JOBU="I";
JOBV= "N"; if (Lhs >= 4) JOBV="I";
/* creating NCONT,U,KSTAIR,V,IWORK,DWORK */
CreateVar(Rhs+1,"i",(un=1,&un),(un=1,&un),&ptrNCONT); NCONT=Rhs+1;
CreateVar(Rhs+2,"d",&N,&N,&ptrU); U=Rhs+2;
CreateVar(Rhs+3,"i",(un=1,&un),&N,&ptrKSTAIR); KSTAIR=Rhs+3;
CreateVar(Rhs+4,"d",&M,&M,&ptrV); V=Rhs+4;
CreateVar(Rhs+5,"i",(un=1,&un),&M,&ptrIWORK);
CreateVar(Rhs+6,"d",(un=1,&un),&LDWORK,&ptrDWORK);
C2F(ab01od)( "A", JOBU, JOBV, &N, &M, stk(ptrA), &LDA,
stk(ptrB), &LDB, stk(ptrU), &LDU, stk(ptrV), &LDV,
istk(ptrNCONT), &INDCON, istk(ptrKSTAIR), &theTOL,
istk(ptrIWORK), stk(ptrDWORK), &LDWORK, &INFO );
if (INFO != 0) {
C2F(errorinfo)("ab01od", &INFO, 6L);
return 0;
}
if (Lhs >= 3) {
/* resizing KSTAIR */
CreateVar(Rhs+7,"i",(un=1,&un),&INDCON,&ptrJUNK);
KSTAIR=Rhs+7;
C2F(icopy)(&INDCON,istk(ptrKSTAIR),(un=1,&un),istk(ptrJUNK),(un=1,&un)); }
/* lhs variables: [NCONT,U,KSTAIR,V,A,B]=ab01od(A,B) */
LhsVar(1)=NCONT; LhsVar(2)=U;
LhsVar(3)=KSTAIR; LhsVar(4)=V;
LhsVar(5)=A; LhsVar(6)=B;
return 0;
}
static GenericTable Tab[]={
{(Myinterfun) fortran_mex_gateway, C2F(sident),"sident"},
{(Myinterfun) fortran_mex_gateway, C2F(sorder),"sorder"},
{(Myinterfun) fortran_mex_gateway, C2F(findbd),"findbd"},
{(Myinterfun) sci_gateway, intrankqr,"rankqr"},
{(Myinterfun) sci_gateway, intab01od,"contr"},
{(Myinterfun) sci_gateway, C2F(intmucomp),"mucomp"},
{(Myinterfun) sci_gateway, C2F(intricc2),"pet_ricc"},
{(Myinterfun) sci_gateway, C2F(inthinf),"hinf"},
{(Myinterfun) sci_gateway, C2F(intdhinf),"dhinf"},
{(Myinterfun) sci_gateway, C2F(intlinmeq),"linmeq"},
};
int C2F(intslicot)()
{
Rhs = Max(0, Rhs);
#if WIN32
#ifndef _DEBUG
_try
{
(*(Tab[Fin-1].f))(Tab[Fin-1].name,Tab[Fin-1].F);
}
_except (EXCEPTION_EXECUTE_HANDLER)
{
char *ExceptionString=GetExceptionString(GetExceptionCode());
sciprint("Warning !!!\nScilab has found a critical error (%s)\nwith \"%s\" function.\nScilab may become unstable.\n",ExceptionString,Tab[Fin-1].name);
if (ExceptionString) {FREE(ExceptionString);ExceptionString=NULL;}
}
#else
(*(Tab[Fin-1].f))(Tab[Fin-1].name,Tab[Fin-1].F);
#endif
#else
(*(Tab[Fin-1].f))(Tab[Fin-1].name,Tab[Fin-1].F);
#endif
return 0;
}
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