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-
- /**************************************************************************
- **
- ** Copyright (C) 1993 David E. Steward & Zbigniew Leyk, all rights reserved.
- **
- ** Meschach Library
- **
- ** This Meschach Library is provided "as is" without any express
- ** or implied warranty of any kind with respect to this software.
- ** In particular the authors shall not be liable for any direct,
- ** indirect, special, incidental or consequential damages arising
- ** in any way from use of the software.
- **
- ** Everyone is granted permission to copy, modify and redistribute this
- ** Meschach Library, provided:
- ** 1. All copies contain this copyright notice.
- ** 2. All modified copies shall carry a notice stating who
- ** made the last modification and the date of such modification.
- ** 3. No charge is made for this software or works derived from it.
- ** This clause shall not be construed as constraining other software
- ** distributed on the same medium as this software, nor is a
- ** distribution fee considered a charge.
- **
- ***************************************************************************/
-
-
- /*
- Type definitions for general purpose maths package
- */
-
- #ifndef MATRIXH
-
- /* RCS id: $Id: matrix.h,v 1.18 1994/04/16 00:33:37 des Exp $ */
-
- #define MATRIXH
-
- #include "machine.h"
- #include "err.h"
- #include "meminfo.h"
-
- /* unsigned integer type */
- #ifndef U_INT_DEF
- typedef unsigned int u_int;
- #define U_INT_DEF
- #endif
-
- /* vector definition */
- typedef struct {
- u_int dim, max_dim;
- Real *ve;
- } VEC;
-
- /* matrix definition */
- typedef struct {
- u_int m, n;
- u_int max_m, max_n, max_size;
- Real **me,*base; /* base is base of alloc'd mem */
- } MAT;
-
- /* band matrix definition */
- typedef struct {
- MAT *mat; /* matrix */
- int lb,ub; /* lower and upper bandwidth */
- } BAND;
-
-
- /* permutation definition */
- typedef struct {
- u_int size, max_size, *pe;
- } PERM;
-
- /* integer vector definition */
- typedef struct {
- u_int dim, max_dim;
- int *ive;
- } IVEC;
-
-
- #ifndef MALLOCDECL
- #ifndef ANSI_C
- extern char *malloc(), *calloc(), *realloc();
- #else
- extern void *malloc(size_t),
- *calloc(size_t,size_t),
- *realloc(void *,size_t);
- #endif
- #endif
-
- #ifndef ANSI_C
- extern void m_version();
- #else
- void m_version( void );
- #endif
-
- #ifndef ANSI_C
- /* allocate one object of given type */
- #define NEW(type) ((type *)calloc(1,sizeof(type)))
-
- /* allocate num objects of given type */
- #define NEW_A(num,type) ((type *)calloc((unsigned)(num),sizeof(type)))
-
- /* re-allocate arry to have num objects of the given type */
- #define RENEW(var,num,type) \
- ((var)=(type *)((var) ? \
- realloc((char *)(var),(unsigned)(num)*sizeof(type)) : \
- calloc((unsigned)(num),sizeof(type))))
-
- #define MEMCOPY(from,to,n_items,type) \
- MEM_COPY((char *)(from),(char *)(to),(unsigned)(n_items)*sizeof(type))
-
- #else
- /* allocate one object of given type */
- #define NEW(type) ((type *)calloc((size_t)1,(size_t)sizeof(type)))
-
- /* allocate num objects of given type */
- #define NEW_A(num,type) ((type *)calloc((size_t)(num),(size_t)sizeof(type)))
-
- /* re-allocate arry to have num objects of the given type */
- #define RENEW(var,num,type) \
- ((var)=(type *)((var) ? \
- realloc((char *)(var),(size_t)((num)*sizeof(type))) : \
- calloc((size_t)(num),(size_t)sizeof(type))))
-
- #define MEMCOPY(from,to,n_items,type) \
- MEM_COPY((char *)(from),(char *)(to),(unsigned)(n_items)*sizeof(type))
-
- #endif
-
- /* type independent min and max operations */
- #ifndef max
- #define max(a,b) ((a) > (b) ? (a) : (b))
- #endif
- #ifndef min
- #define min(a,b) ((a) > (b) ? (b) : (a))
- #endif
-
-
- #undef TRUE
- #define TRUE 1
- #undef FALSE
- #define FALSE 0
-
-
- /* for input routines */
- #define MAXLINE 81
-
-
- /* Dynamic memory allocation */
-
- /* Should use M_FREE/V_FREE/PX_FREE in programs instead of m/v/px_free()
- as this is considerably safer -- also provides a simple type check ! */
-
- #ifndef ANSI_C
-
- extern VEC *v_get(), *v_resize();
- extern MAT *m_get(), *m_resize();
- extern PERM *px_get(), *px_resize();
- extern IVEC *iv_get(), *iv_resize();
- extern int m_free(),v_free();
- extern int px_free();
- extern int iv_free();
- extern BAND *bd_get(), *bd_resize();
- extern int bd_free();
-
- #else
-
- /* get/resize vector to given dimension */
- extern VEC *v_get(int), *v_resize(VEC *,int);
- /* get/resize matrix to be m x n */
- extern MAT *m_get(int,int), *m_resize(MAT *,int,int);
- /* get/resize permutation to have the given size */
- extern PERM *px_get(int), *px_resize(PERM *,int);
- /* get/resize an integer vector to given dimension */
- extern IVEC *iv_get(int), *iv_resize(IVEC *,int);
- /* get/resize a band matrix to given dimension */
- extern BAND *bd_get(int,int,int), *bd_resize(BAND *,int,int,int);
-
- /* free (de-allocate) (band) matrices, vectors, permutations and
- integer vectors */
- extern int iv_free(IVEC *);
- extern m_free(MAT *),v_free(VEC *),px_free(PERM *);
- extern int bd_free(BAND *);
-
- #endif
-
-
- /* MACROS */
-
- /* macros that also check types and sets pointers to NULL */
- #define M_FREE(mat) ( m_free(mat), (mat)=(MAT *)NULL )
- #define V_FREE(vec) ( v_free(vec), (vec)=(VEC *)NULL )
- #define PX_FREE(px) ( px_free(px), (px)=(PERM *)NULL )
- #define IV_FREE(iv) ( iv_free(iv), (iv)=(IVEC *)NULL )
-
- #define MAXDIM 2001
-
-
- /* Entry level access to data structures */
- #ifdef DEBUG
-
- /* returns x[i] */
- #define v_entry(x,i) (((i) < 0 || (i) >= (x)->dim) ? \
- error(E_BOUNDS,"v_entry"), 0.0 : (x)->ve[i] )
-
- /* x[i] <- val */
- #define v_set_val(x,i,val) ((x)->ve[i] = ((i) < 0 || (i) >= (x)->dim) ? \
- error(E_BOUNDS,"v_set_val"), 0.0 : (val))
-
- /* x[i] <- x[i] + val */
- #define v_add_val(x,i,val) ((x)->ve[i] += ((i) < 0 || (i) >= (x)->dim) ? \
- error(E_BOUNDS,"v_add_val"), 0.0 : (val))
-
- /* x[i] <- x[i] - val */
- #define v_sub_val(x,i,val) ((x)->ve[i] -= ((i) < 0 || (i) >= (x)->dim) ? \
- error(E_BOUNDS,"v_sub_val"), 0.0 : (val))
-
- /* returns A[i][j] */
- #define m_entry(A,i,j) (((i) < 0 || (i) >= (A)->m || \
- (j) < 0 || (j) >= (A)->n) ? \
- error(E_BOUNDS,"m_entry"), 0.0 : (A)->me[i][j] )
-
- /* A[i][j] <- val */
- #define m_set_val(A,i,j,val) ((A)->me[i][j] = ((i) < 0 || (i) >= (A)->m || \
- (j) < 0 || (j) >= (A)->n) ? \
- error(E_BOUNDS,"m_set_val"), 0.0 : (val) )
-
- /* A[i][j] <- A[i][j] + val */
- #define m_add_val(A,i,j,val) ((A)->me[i][j] += ((i) < 0 || (i) >= (A)->m || \
- (j) < 0 || (j) >= (A)->n) ? \
- error(E_BOUNDS,"m_add_val"), 0.0 : (val) )
-
- /* A[i][j] <- A[i][j] - val */
- #define m_sub_val(A,i,j,val) ((A)->me[i][j] -= ((i) < 0 || (i) >= (A)->m || \
- (j) < 0 || (j) >= (A)->n) ? \
- error(E_BOUNDS,"m_sub_val"), 0.0 : (val) )
- #else
-
- /* returns x[i] */
- #define v_entry(x,i) ((x)->ve[i])
-
- /* x[i] <- val */
- #define v_set_val(x,i,val) ((x)->ve[i] = (val))
-
- /* x[i] <- x[i] + val */
- #define v_add_val(x,i,val) ((x)->ve[i] += (val))
-
- /* x[i] <- x[i] - val */
- #define v_sub_val(x,i,val) ((x)->ve[i] -= (val))
-
- /* returns A[i][j] */
- #define m_entry(A,i,j) ((A)->me[i][j])
-
- /* A[i][j] <- val */
- #define m_set_val(A,i,j,val) ((A)->me[i][j] = (val) )
-
- /* A[i][j] <- A[i][j] + val */
- #define m_add_val(A,i,j,val) ((A)->me[i][j] += (val) )
-
- /* A[i][j] <- A[i][j] - val */
- #define m_sub_val(A,i,j,val) ((A)->me[i][j] -= (val) )
-
- #endif
-
-
- /* I/O routines */
- #ifndef ANSI_C
-
- extern void v_foutput(),m_foutput(),px_foutput();
- extern void iv_foutput();
- extern VEC *v_finput();
- extern MAT *m_finput();
- extern PERM *px_finput();
- extern IVEC *iv_finput();
- extern int fy_or_n(), fin_int(), yn_dflt(), skipjunk();
- extern double fin_double();
-
- #else
-
- /* print x on file fp */
- void v_foutput(FILE *fp,VEC *x),
- /* print A on file fp */
- m_foutput(FILE *fp,MAT *A),
- /* print px on file fp */
- px_foutput(FILE *fp,PERM *px);
- /* print ix on file fp */
- void iv_foutput(FILE *fp,IVEC *ix);
-
- /* Note: if out is NULL, then returned object is newly allocated;
- Also: if out is not NULL, then that size is assumed */
-
- /* read in vector from fp */
- VEC *v_finput(FILE *fp,VEC *out);
- /* read in matrix from fp */
- MAT *m_finput(FILE *fp,MAT *out);
- /* read in permutation from fp */
- PERM *px_finput(FILE *fp,PERM *out);
- /* read in int vector from fp */
- IVEC *iv_finput(FILE *fp,IVEC *out);
-
- /* fy_or_n -- yes-or-no to question in string s
- -- question written to stderr, input from fp
- -- if fp is NOT a tty then return y_n_dflt */
- int fy_or_n(FILE *fp,char *s);
-
- /* yn_dflt -- sets the value of y_n_dflt to val */
- int yn_dflt(int val);
-
- /* fin_int -- return integer read from file/stream fp
- -- prompt s on stderr if fp is a tty
- -- check that x lies between low and high: re-prompt if
- fp is a tty, error exit otherwise
- -- ignore check if low > high */
- int fin_int(FILE *fp,char *s,int low,int high);
-
- /* fin_double -- return double read from file/stream fp
- -- prompt s on stderr if fp is a tty
- -- check that x lies between low and high: re-prompt if
- fp is a tty, error exit otherwise
- -- ignore check if low > high */
- double fin_double(FILE *fp,char *s,double low,double high);
-
- /* it skips white spaces and strings of the form #....\n
- Here .... is a comment string */
- int skipjunk(FILE *fp);
-
- #endif
-
-
- /* MACROS */
-
- /* macros to use stdout and stdin instead of explicit fp */
- #define v_output(vec) v_foutput(stdout,vec)
- #define v_input(vec) v_finput(stdin,vec)
- #define m_output(mat) m_foutput(stdout,mat)
- #define m_input(mat) m_finput(stdin,mat)
- #define px_output(px) px_foutput(stdout,px)
- #define px_input(px) px_finput(stdin,px)
- #define iv_output(iv) iv_foutput(stdout,iv)
- #define iv_input(iv) iv_finput(stdin,iv)
-
- /* general purpose input routine; skips comments # ... \n */
- #define finput(fp,prompt,fmt,var) \
- ( ( isatty(fileno(fp)) ? fprintf(stderr,prompt) : skipjunk(fp) ), \
- fscanf(fp,fmt,var) )
- #define input(prompt,fmt,var) finput(stdin,prompt,fmt,var)
- #define fprompter(fp,prompt) \
- ( isatty(fileno(fp)) ? fprintf(stderr,prompt) : skipjunk(fp) )
- #define prompter(prompt) fprompter(stdin,prompt)
- #define y_or_n(s) fy_or_n(stdin,s)
- #define in_int(s,lo,hi) fin_int(stdin,s,lo,hi)
- #define in_double(s,lo,hi) fin_double(stdin,s,lo,hi)
-
- /* Copying routines */
- #ifndef ANSI_C
- extern MAT *_m_copy(), *m_move(), *vm_move();
- extern VEC *_v_copy(), *v_move(), *mv_move();
- extern PERM *px_copy();
- extern IVEC *iv_copy(), *iv_move();
- extern BAND *bd_copy();
-
- #else
-
- /* copy in to out starting at out[i0][j0] */
- extern MAT *_m_copy(MAT *in,MAT *out,u_int i0,u_int j0),
- * m_move(MAT *in, int, int, int, int, MAT *out, int, int),
- *vm_move(VEC *in, int, MAT *out, int, int, int, int);
- /* copy in to out starting at out[i0] */
- extern VEC *_v_copy(VEC *in,VEC *out,u_int i0),
- * v_move(VEC *in, int, int, VEC *out, int),
- *mv_move(MAT *in, int, int, int, int, VEC *out, int);
- extern PERM *px_copy(PERM *in,PERM *out);
- extern IVEC *iv_copy(IVEC *in,IVEC *out),
- *iv_move(IVEC *in, int, int, IVEC *out, int);
- extern BAND *bd_copy(BAND *in,BAND *out);
-
- #endif
-
-
- /* MACROS */
- #define m_copy(in,out) _m_copy(in,out,0,0)
- #define v_copy(in,out) _v_copy(in,out,0)
-
-
- /* Initialisation routines -- to be zero, ones, random or identity */
- #ifndef ANSI_C
- extern VEC *v_zero(), *v_rand(), *v_ones();
- extern MAT *m_zero(), *m_ident(), *m_rand(), *m_ones();
- extern PERM *px_ident();
- extern IVEC *iv_zero();
- #else
- extern VEC *v_zero(VEC *), *v_rand(VEC *), *v_ones(VEC *);
- extern MAT *m_zero(MAT *), *m_ident(MAT *), *m_rand(MAT *),
- *m_ones(MAT *);
- extern PERM *px_ident(PERM *);
- extern IVEC *iv_zero(IVEC *);
- #endif
-
- /* Basic vector operations */
- #ifndef ANSI_C
- extern VEC *sv_mlt(), *mv_mlt(), *vm_mlt(), *v_add(), *v_sub(),
- *px_vec(), *pxinv_vec(), *v_mltadd(), *v_map(), *_v_map(),
- *v_lincomb(), *v_linlist();
- extern double v_min(), v_max(), v_sum();
- extern VEC *v_star(), *v_slash(), *v_sort();
- extern double _in_prod(), __ip__();
- extern void __mltadd__(), __add__(), __sub__(),
- __smlt__(), __zero__();
- #else
-
- extern VEC *sv_mlt(double,VEC *,VEC *), /* out <- s.x */
- *mv_mlt(MAT *,VEC *,VEC *), /* out <- A.x */
- *vm_mlt(MAT *,VEC *,VEC *), /* out^T <- x^T.A */
- *v_add(VEC *,VEC *,VEC *), /* out <- x + y */
- *v_sub(VEC *,VEC *,VEC *), /* out <- x - y */
- *px_vec(PERM *,VEC *,VEC *), /* out <- P.x */
- *pxinv_vec(PERM *,VEC *,VEC *), /* out <- P^{-1}.x */
- *v_mltadd(VEC *,VEC *,double,VEC *), /* out <- x + s.y */
- #ifdef PROTOTYPES_IN_STRUCT
- *v_map(double (*f)(double),VEC *,VEC *),
- /* out[i] <- f(x[i]) */
- *_v_map(double (*f)(void *,double),void *,VEC *,VEC *),
- #else
- *v_map(double (*f)(),VEC *,VEC *), /* out[i] <- f(x[i]) */
- *_v_map(double (*f)(),void *,VEC *,VEC *),
- #endif
- *v_lincomb(int,VEC **,Real *,VEC *),
- /* out <- sum_i s[i].x[i] */
- *v_linlist(VEC *out,VEC *v1,double a1,...);
- /* out <- s1.x1 + s2.x2 + ... */
-
- /* returns min_j x[j] (== x[i]) */
- extern double v_min(VEC *, int *),
- /* returns max_j x[j] (== x[i]) */
- v_max(VEC *, int *),
- /* returns sum_i x[i] */
- v_sum(VEC *);
-
- /* Hadamard product: out[i] <- x[i].y[i] */
- extern VEC *v_star(VEC *, VEC *, VEC *),
- /* out[i] <- x[i] / y[i] */
- *v_slash(VEC *, VEC *, VEC *),
- /* sorts x, and sets order so that sorted x[i] = x[order[i]] */
- *v_sort(VEC *, PERM *);
-
- /* returns inner product starting at component i0 */
- extern double _in_prod(VEC *x,VEC *y,u_int i0),
- /* returns sum_{i=0}^{len-1} x[i].y[i] */
- __ip__(Real *,Real *,int);
-
- /* see v_mltadd(), v_add(), v_sub() and v_zero() */
- extern void __mltadd__(Real *,Real *,double,int),
- __add__(Real *,Real *,Real *,int),
- __sub__(Real *,Real *,Real *,int),
- __smlt__(Real *,double,Real *,int),
- __zero__(Real *,int);
-
- #endif
-
-
- /* MACRO */
- /* usual way of computing the inner product */
- #define in_prod(a,b) _in_prod(a,b,0)
-
- /* Norms */
- /* scaled vector norms -- scale == NULL implies unscaled */
- #ifndef ANSI_C
-
- extern double _v_norm1(), _v_norm2(), _v_norm_inf(),
- m_norm1(), m_norm_inf(), m_norm_frob();
-
- #else
- /* returns sum_i |x[i]/scale[i]| */
- extern double _v_norm1(VEC *x,VEC *scale),
- /* returns (scaled) Euclidean norm */
- _v_norm2(VEC *x,VEC *scale),
- /* returns max_i |x[i]/scale[i]| */
- _v_norm_inf(VEC *x,VEC *scale);
-
- /* unscaled matrix norms */
- extern double m_norm1(MAT *A), m_norm_inf(MAT *A), m_norm_frob(MAT *A);
-
- #endif
-
-
- /* MACROS */
- /* unscaled vector norms */
- #define v_norm1(x) _v_norm1(x,VNULL)
- #define v_norm2(x) _v_norm2(x,VNULL)
- #define v_norm_inf(x) _v_norm_inf(x,VNULL)
-
- /* Basic matrix operations */
- #ifndef ANSI_C
-
- extern MAT *sm_mlt(), *m_mlt(), *mmtr_mlt(), *mtrm_mlt(), *m_add(), *m_sub(),
- *sub_mat(), *m_transp(), *ms_mltadd();
-
- extern BAND *bd_transp();
- extern MAT *px_rows(), *px_cols(), *swap_rows(), *swap_cols(),
- *_set_row(), *_set_col();
- extern VEC *get_row(), *get_col(), *sub_vec(),
- *mv_mltadd(), *vm_mltadd();
-
- #else
-
- extern MAT *sm_mlt(double s,MAT *A,MAT *out), /* out <- s.A */
- *m_mlt(MAT *A,MAT *B,MAT *out), /* out <- A.B */
- *mmtr_mlt(MAT *A,MAT *B,MAT *out), /* out <- A.B^T */
- *mtrm_mlt(MAT *A,MAT *B,MAT *out), /* out <- A^T.B */
- *m_add(MAT *A,MAT *B,MAT *out), /* out <- A + B */
- *m_sub(MAT *A,MAT *B,MAT *out), /* out <- A - B */
- *sub_mat(MAT *A,u_int,u_int,u_int,u_int,MAT *out),
- *m_transp(MAT *A,MAT *out), /* out <- A^T */
- /* out <- A + s.B */
- *ms_mltadd(MAT *A,MAT *B,double s,MAT *out);
-
-
- extern BAND *bd_transp(BAND *in, BAND *out); /* out <- A^T */
- extern MAT *px_rows(PERM *px,MAT *A,MAT *out), /* out <- P.A */
- *px_cols(PERM *px,MAT *A,MAT *out), /* out <- A.P^T */
- *swap_rows(MAT *,int,int,int,int),
- *swap_cols(MAT *,int,int,int,int),
- /* A[i][j] <- out[j], j >= j0 */
- *_set_col(MAT *A,u_int i,VEC *out,u_int j0),
- /* A[i][j] <- out[i], i >= i0 */
- *_set_row(MAT *A,u_int j,VEC *out,u_int i0);
-
- extern VEC *get_row(MAT *,u_int,VEC *),
- *get_col(MAT *,u_int,VEC *),
- *sub_vec(VEC *,int,int,VEC *),
- /* out <- x + s.A.y */
- *mv_mltadd(VEC *x,VEC *y,MAT *A,double s,VEC *out),
- /* out^T <- x^T + s.y^T.A */
- *vm_mltadd(VEC *x,VEC *y,MAT *A,double s,VEC *out);
- #endif
-
-
- /* MACROS */
- /* row i of A <- vec */
- #define set_row(mat,row,vec) _set_row(mat,row,vec,0)
- /* col j of A <- vec */
- #define set_col(mat,col,vec) _set_col(mat,col,vec,0)
-
-
- /* Basic permutation operations */
- #ifndef ANSI_C
-
- extern PERM *px_mlt(), *px_inv(), *px_transp();
- extern int px_sign();
-
- #else
-
- extern PERM *px_mlt(PERM *px1,PERM *px2,PERM *out), /* out <- px1.px2 */
- *px_inv(PERM *px,PERM *out), /* out <- px^{-1} */
- /* swap px[i] and px[j] */
- *px_transp(PERM *px,u_int i,u_int j);
-
- /* returns sign(px) = +1 if px product of even # transpositions
- -1 if ps product of odd # transpositions */
- extern int px_sign(PERM *);
-
- #endif
-
-
- /* Basic integer vector operations */
- #ifndef ANSI_C
-
- extern IVEC *iv_add(), *iv_sub(), *iv_sort();
-
- #else
-
- extern IVEC *iv_add(IVEC *ix,IVEC *iy,IVEC *out), /* out <- ix + iy */
- *iv_sub(IVEC *ix,IVEC *iy,IVEC *out), /* out <- ix - iy */
- /* sorts ix & sets order so that sorted ix[i] = old ix[order[i]] */
- *iv_sort(IVEC *ix, PERM *order);
-
- #endif
-
-
- /* miscellaneous functions */
-
- #ifndef ANSI_C
-
- extern double square(), cube(), mrand();
- extern void smrand(), mrandlist();
- extern void m_dump(), px_dump(), v_dump(), iv_dump();
- extern MAT *band2mat();
- extern BAND *mat2band();
-
- #else
-
- double square(double x), /* returns x^2 */
- cube(double x), /* returns x^3 */
- mrand(void); /* returns random # in [0,1) */
-
- void smrand(int seed), /* seeds mrand() */
- mrandlist(Real *x, int len); /* generates len random numbers */
-
- void m_dump(FILE *fp,MAT *a), px_dump(FILE *,PERM *px),
- v_dump(FILE *fp,VEC *x), iv_dump(FILE *fp, IVEC *ix);
-
- MAT *band2mat(BAND *bA, MAT *A);
- BAND *mat2band(MAT *A, int lb,int ub, BAND *bA);
-
- #endif
-
-
- /* miscellaneous constants */
- #define VNULL ((VEC *)NULL)
- #define MNULL ((MAT *)NULL)
- #define PNULL ((PERM *)NULL)
- #define IVNULL ((IVEC *)NULL)
- #define BDNULL ((BAND *)NULL)
-
-
-
- /* varying number of arguments */
-
- #ifdef ANSI_C
- #include <stdarg.h>
-
- /* prototypes */
-
- int v_get_vars(int dim,...);
- int iv_get_vars(int dim,...);
- int m_get_vars(int m,int n,...);
- int px_get_vars(int dim,...);
-
- int v_resize_vars(int new_dim,...);
- int iv_resize_vars(int new_dim,...);
- int m_resize_vars(int m,int n,...);
- int px_resize_vars(int new_dim,...);
-
- int v_free_vars(VEC **,...);
- int iv_free_vars(IVEC **,...);
- int px_free_vars(PERM **,...);
- int m_free_vars(MAT **,...);
-
- #elif VARARGS
- /* old varargs is used */
-
- #include <varargs.h>
-
- /* prototypes */
-
- int v_get_vars();
- int iv_get_vars();
- int m_get_vars();
- int px_get_vars();
-
- int v_resize_vars();
- int iv_resize_vars();
- int m_resize_vars();
- int px_resize_vars();
-
- int v_free_vars();
- int iv_free_vars();
- int px_free_vars();
- int m_free_vars();
-
- #endif
-
-
- #endif
-
-
-