/* ./src_f77/zlacpy.f -- translated by f2c (version 20030320).
   You must link the resulting object file with the libraries:
	-lf2c -lm   (in that order)
*/

#include <punc/vf2c.h>

/* Subroutine */ int zlacpy_(char *uplo, integer *m, integer *n, 
	doublecomplex *a, integer *lda, doublecomplex *b, integer *ldb, 
	ftnlen uplo_len)
{
    /* System generated locals */
    integer a_dim1, a_offset, b_dim1, b_offset, i__1, i__2, i__3, i__4;

    /* Local variables */
    static integer i__, j;
    extern logical lsame_(char *, char *, ftnlen, ftnlen);


/*  -- LAPACK auxiliary routine (version 3.0) -- */
/*     Univ. of Tennessee, Univ. of California Berkeley, NAG Ltd., */
/*     Courant Institute, Argonne National Lab, and Rice University */
/*     February 29, 1992 */

/*     .. Scalar Arguments .. */
/*     .. */
/*     .. Array Arguments .. */
/*     .. */

/*  Purpose */
/*  ======= */

/*  ZLACPY copies all or part of a two-dimensional matrix A to another */
/*  matrix B. */

/*  Arguments */
/*  ========= */

/*  UPLO    (input) CHARACTER*1 */
/*          Specifies the part of the matrix A to be copied to B. */
/*          = 'U':      Upper triangular part */
/*          = 'L':      Lower triangular part */
/*          Otherwise:  All of the matrix A */

/*  M       (input) INTEGER */
/*          The number of rows of the matrix A.  M >= 0. */

/*  N       (input) INTEGER */
/*          The number of columns of the matrix A.  N >= 0. */

/*  A       (input) COMPLEX*16 array, dimension (LDA,N) */
/*          The m by n matrix A.  If UPLO = 'U', only the upper trapezium */
/*          is accessed; if UPLO = 'L', only the lower trapezium is */
/*          accessed. */

/*  LDA     (input) INTEGER */
/*          The leading dimension of the array A.  LDA >= max(1,M). */

/*  B       (output) COMPLEX*16 array, dimension (LDB,N) */
/*          On exit, B = A in the locations specified by UPLO. */

/*  LDB     (input) INTEGER */
/*          The leading dimension of the array B.  LDB >= max(1,M). */

/*  ===================================================================== */

/*     .. Local Scalars .. */
/*     .. */
/*     .. External Functions .. */
/*     .. */
/*     .. Intrinsic Functions .. */
/*     .. */
/*     .. Executable Statements .. */

    /* Parameter adjustments */
    a_dim1 = *lda;
    a_offset = 1 + a_dim1;
    a -= a_offset;
    b_dim1 = *ldb;
    b_offset = 1 + b_dim1;
    b -= b_offset;

    /* Function Body */
    if (lsame_(uplo, "U", (ftnlen)1, (ftnlen)1)) {
	i__1 = *n;
	for (j = 1; j <= i__1; ++j) {
	    i__2 = min(j,*m);
	    for (i__ = 1; i__ <= i__2; ++i__) {
		i__3 = i__ + j * b_dim1;
		i__4 = i__ + j * a_dim1;
		b[i__3].r = a[i__4].r, b[i__3].i = a[i__4].i;
/* L10: */
	    }
/* L20: */
	}

    } else if (lsame_(uplo, "L", (ftnlen)1, (ftnlen)1)) {
	i__1 = *n;
	for (j = 1; j <= i__1; ++j) {
	    i__2 = *m;
	    for (i__ = j; i__ <= i__2; ++i__) {
		i__3 = i__ + j * b_dim1;
		i__4 = i__ + j * a_dim1;
		b[i__3].r = a[i__4].r, b[i__3].i = a[i__4].i;
/* L30: */
	    }
/* L40: */
	}

    } else {
	i__1 = *n;
	for (j = 1; j <= i__1; ++j) {
	    i__2 = *m;
	    for (i__ = 1; i__ <= i__2; ++i__) {
		i__3 = i__ + j * b_dim1;
		i__4 = i__ + j * a_dim1;
		b[i__3].r = a[i__4].r, b[i__3].i = a[i__4].i;
/* L50: */
	    }
/* L60: */
	}
    }

    return 0;

/*     End of ZLACPY */

} /* zlacpy_ */

