/* isrchi.f -- translated by f2c (version 19980913).
   You must link the resulting object file with the libraries:
	-lf2c -lm   (in that order)
*/

#include "f2c.h"

/* $Procedure             ISRCHI  ( Search in an integer array ) */
integer isrchi_(integer *value, integer *ndim, integer *array)
{
    /* System generated locals */
    integer ret_val, i__1;

    /* Local variables */
    integer i__;

/* $ Abstract */

/*      Search for a given value within a integer array. Return */
/*      the index of the first matching array entry, or zero if */
/*      the key value was not found. */

/* $ Disclaimer */

/*     THIS SOFTWARE AND ANY RELATED MATERIALS WERE CREATED BY THE */
/*     CALIFORNIA INSTITUTE OF TECHNOLOGY (CALTECH) UNDER A U.S. */
/*     GOVERNMENT CONTRACT WITH THE NATIONAL AERONAUTICS AND SPACE */
/*     ADMINISTRATION (NASA). THE SOFTWARE IS TECHNOLOGY AND SOFTWARE */
/*     PUBLICLY AVAILABLE UNDER U.S. EXPORT LAWS AND IS PROVIDED "AS-IS" */
/*     TO THE RECIPIENT WITHOUT WARRANTY OF ANY KIND, INCLUDING ANY */
/*     WARRANTIES OF PERFORMANCE OR MERCHANTABILITY OR FITNESS FOR A */
/*     PARTICULAR USE OR PURPOSE (AS SET FORTH IN UNITED STATES UCC */
/*     SECTIONS 2312-2313) OR FOR ANY PURPOSE WHATSOEVER, FOR THE */
/*     SOFTWARE AND RELATED MATERIALS, HOWEVER USED. */

/*     IN NO EVENT SHALL CALTECH, ITS JET PROPULSION LABORATORY, OR NASA */
/*     BE LIABLE FOR ANY DAMAGES AND/OR COSTS, INCLUDING, BUT NOT */
/*     LIMITED TO, INCIDENTAL OR CONSEQUENTIAL DAMAGES OF ANY KIND, */
/*     INCLUDING ECONOMIC DAMAGE OR INJURY TO PROPERTY AND LOST PROFITS, */
/*     REGARDLESS OF WHETHER CALTECH, JPL, OR NASA BE ADVISED, HAVE */
/*     REASON TO KNOW, OR, IN FACT, SHALL KNOW OF THE POSSIBILITY. */

/*     RECIPIENT BEARS ALL RISK RELATING TO QUALITY AND PERFORMANCE OF */
/*     THE SOFTWARE AND ANY RELATED MATERIALS, AND AGREES TO INDEMNIFY */
/*     CALTECH AND NASA FOR ALL THIRD-PARTY CLAIMS RESULTING FROM THE */
/*     ACTIONS OF RECIPIENT IN THE USE OF THE SOFTWARE. */

/* $ Required_Reading */

/*     None. */

/* $ Keywords */

/*      ARRAY,  SEARCH */

/* $ Declarations */
/* $ Brief_I/O */

/*      VARIABLE  I/O              DESCRIPTION */
/*      --------  ---  -------------------------------------------------- */
/*       VALUE     I     Key value to be found in ARRAY. */
/*       NDIM      I     Dimension of ARRAY. */
/*       ARRAY     I     Integer array to search. */

/*       The function returns the index of the first matching array */
/*       element or zero if the value is not found. */

/* $ Detailed_Input */

/*      VALUE      is the key value to be found in the array. */

/*      NDIM       is the dimension of the array. */

/*      ARRAY      is the integer array to be searched. */

/* $ Detailed_Output */

/*      The function returns the index of the first matching array */
/*      element in ARRAY. If VALUE is not found, ISRCHI is zero. */

/* $ Parameters */

/*      None. */

/* $ Particulars */

/*      None. */

/* $ Examples */

/*      The following table shows the value of ISRCHI given the contents */
/*      of ARRAY and VALUE: */

/*        ARRAY        VALUE   ISRCHI */
/*      ----------     -----   ------ */
/*      1, 0, 4, 2       4        3 */
/*      1, 0, 4, 2       2        4 */
/*      1, 0, 4, 2       3        0 */

/* $ Restrictions */

/*      None. */

/* $ Exceptions */

/*     Error free. */

/*     1) If NDIM < 1 the function value is zero. */

/* $ Files */

/*      None. */

/* $ Author_and_Institution */

/*      W.M. Owen       (JPL) */

/* $ Literature_References */

/*      None. */

/* $ Version */

/* -    SPICELIB Version 1.0.1, 10-MAR-1992 (WLT) */

/*        Comment section for permuted index source lines was added */
/*        following the header. */

/* -    SPICELIB Version 1.0.0, 31-JAN-1990 (WMO) */

/* -& */
/* $ Index_Entries */

/*     search in an integer array */

/* -& */

/*     Local variables */

    ret_val = 0;
    i__1 = *ndim;
    for (i__ = 1; i__ <= i__1; ++i__) {
	if (array[i__ - 1] == *value) {
	    ret_val = i__;
	    return ret_val;
	}
    }
    return ret_val;
} /* isrchi_ */

