f90_index.c

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/*

  Copyright (C) 2000, 2001 Silicon Graphics, Inc.  All Rights Reserved.

  This program is free software; you can redistribute it and/or modify it
  under the terms of version 2.1 of the GNU Lesser General Public License 
  as published by the Free Software Foundation.

  This program is distributed in the hope that it would be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  

  Further, this software is distributed without any warranty that it is
  free of the rightful claim of any third person regarding infringement 
  or the like.  Any license provided herein, whether implied or 
  otherwise, applies only to this software file.  Patent licenses, if
  any, provided herein do not apply to combinations of this program with 
  other software, or any other product whatsoever.  

  You should have received a copy of the GNU Lesser General Public 
  License along with this program; if not, write the Free Software 
  Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, 
  USA.

  Contact information:  Silicon Graphics, Inc., 1600 Amphitheatre Pky,
  Mountain View, CA 94043, or:

  http://www.sgi.com

  For further information regarding this notice, see:

  http://oss.sgi.com/projects/GenInfo/NoticeExplan

*/


#pragma ident "@(#) libfi/char/f90_index.c      92.2    07/08/99 10:41:51"

#include <fortran.h>
#include <stddef.h>

extern int _INDEX( _fcd fstr1, _fcd fstr2, _f_log *fback );

/*
 *      _F90_INDEX      - for f90 intrinsic when explicitly called on Sparc
 *
 *      The F90 compiler generates a call to _F90_INDEX to process explicit
 *      calls to the INDEX intrinsic, which have one optional argument. 
 *
 *      Note that the compiler passes a BACK specifier in fpack--not a pointer
 *      to it.
 */
_f_int
_F90_INDEX(
char   *str1,
char   *str2,
_f_log *fback,
int    len1,
int    len2 )
{
    return( _INDEX( _cptofcd(str1, len1), _cptofcd(str2, len2), fback ) );
}

/*
 *      _F90_INDEX_     - for f90 intrinsic when passed as an argument
 *
 *      The implicit call to the INDEX intrinsic in these cases (through
 *      _F90_INDEX_) must be made with only two arguments.  This minimal
 *      support for passing INDEX as an actual argument is in Fortran 90
 *      for upward compatibility with the Fortran 77 standard.
 */
_f_int
_F90_INDEX_(
char   *str1,
char   *str2,
int    len1,
int    len2 )
{
    return( _INDEX( _cptofcd(str1, len1), _cptofcd(str2, len2), NULL ) );
}

#ifdef  _F_INT4
extern int _INDEX_4( _fcd fstr1, _fcd fstr2, _f_log *fback );

/*
 *      _F90_INDEX_4    - for f90 intrinsic when explicitly called on Sparc
 *
 *      The F90 compiler generates a call to _F90_INDEX_4 to process explicit
 *      calls to the INDEX_4 intrinsic, which have one optional argument.       
 *
 *      Note that the compiler passes a BACK specifier in fpack--not a pointer
 *      to it.
 */
_f_int4
_F90_INDEX_4(
char   *str1,
char   *str2,
_f_log *fback,
int    len1,
int    len2 )
{
    return( _INDEX_4( _cptofcd(str1, len1), _cptofcd(str2, len2), fback ) );
}

/*
 *      _F90_INDEX_4_   - for f90 intrinsic when passed as an argument
 *
 *      The implicit call to the INDEX intrinsic in these cases (through
 *      _F90_INDEX_4_) must be made with only two arguments.  This minimal
 *      support for passing INDEX as an actual argument is in Fortran 90
 *      for upward compatibility with the Fortran 77 standard.
 */
_f_int4
_F90_INDEX_4_(
char   *str1,
char   *str2,
int    len1,
int    len2 )
{
    return( _INDEX_4( _cptofcd(str1, len1), _cptofcd(str2, len2), NULL ) );
}
#endif


#ifdef  _F_INT8
extern int _INDEX_8( _fcd fstr1, _fcd fstr2, _f_log *fback );

/*
 *      _F90_INDEX_8    - for f90 intrinsic when explicitly called on Sparc
 *
 *      The F90 compiler generates a call to _F90_INDEX_8 to process explicit
 *      calls to the INDEX_8 intrinsic, which have one optional argument.       
 *
 *      Note that the compiler passes a BACK specifier in fpack--not a pointer
 *      to it.
 */
_f_int4
_F90_INDEX_8(
char   *str1,
char   *str2,
_f_log *fback,
int    len1,
int    len2 )
{
    return( _INDEX_8( _cptofcd(str1, len1), _cptofcd(str2, len2), fback ) );
}

/*
 *      _F90_INDEX_8_   - for f90 intrinsic when passed as an argument
 *
 *      The implicit call to the INDEX intrinsic in these cases (through
 *      _F90_INDEX_8_) must be made with only two arguments.  This minimal
 *      support for passing INDEX as an actual argument is in Fortran 90
 *      for upward compatibility with the Fortran 77 standard.
 */
_f_int8
_F90_INDEX_8_(
char   *str1,
char   *str2,
int    len1,
int    len2 )
{
    return( _INDEX_8( _cptofcd(str1, len1), _cptofcd(str2, len2), NULL ) );
}
#endif

#ifdef  _F_INT2
extern int _INDEX_2( _fcd fstr1, _fcd fstr2, _f_log *fback );

/*
 *      _F90_INDEX_2    - for f90 intrinsic when explicitly called on Sparc
 *
 *      The F90 compiler generates a call to _F90_INDEX_2 to process explicit
 *      calls to the INDEX_2 intrinsic, which have one optional argument.       
 *
 *      Note that the compiler passes a BACK specifier in fpack--not a pointer
 *      to it.
 */
_f_int2
_F90_INDEX_2(
char   *str1,
char   *str2,
_f_log *fback,
int    len1,
int    len2 )
{
    return( _INDEX_2( _cptofcd(str1, len1), _cptofcd(str2, len2), fback ) );
}

/*
 *      _F90_INDEX_2_   - for f90 intrinsic when passed as an argument
 *
 *      The implicit call to the INDEX intrinsic in these cases (through
 *      _F90_INDEX_2_) must be made with only two arguments.  This minimal
 *      support for passing INDEX as an actual argument is in Fortran 90
 *      for upward compatibility with the Fortran 77 standard.
 */
_f_int2
_F90_INDEX_2_(
char   *str1,
char   *str2,
int    len1,
int    len2 )
{
    return( _INDEX_2( _cptofcd(str1, len1), _cptofcd(str2, len2), NULL ) );
}
#endif

#ifdef  _F_INT1
extern int _INDEX_1( _fcd fstr1, _fcd fstr2, _f_log *fback );

/*
 *      _F90_INDEX_1    - for f90 intrinsic when explicitly called on Sparc
 *
 *      The F90 compiler generates a call to _F90_INDEX_1 to process explicit
 *      calls to the INDEX_1 intrinsic, which have one optional argument.       
 *
 *      Note that the compiler passes a BACK specifier in fpack--not a pointer
 *      to it.
 */
_f_int1
_F90_INDEX_1(
char   *str1,
char   *str2,
_f_log *fback,
int    len1,
int    len2 )
{
    return( _INDEX_1( _cptofcd(str1, len1), _cptofcd(str2, len2), fback ) );
}

/*
 *      _F90_INDEX_1_   - for f90 intrinsic when passed as an argument
 *
 *      The implicit call to the INDEX intrinsic in these cases (through
 *      _F90_INDEX_1_) must be made with only two arguments.  This minimal
 *      support for passing INDEX as an actual argument is in Fortran 90
 *      for upward compatibility with the Fortran 77 standard.
 */
_f_int1
_F90_INDEX_1_(
char   *str1,
char   *str2,
int    len1,
int    len2 )
{
    return( _INDEX_1( _cptofcd(str1, len1), _cptofcd(str2, len2), NULL ) );
}
#endif

#if defined(__mips) || defined(_LITTLE_ENDIAN)

extern _f_int4 _index90(char *str1, _f_int4 len1, char *str2, _f_int4 len2, _f_int4 back);

_f_int4
_index90(char *str1,
        _f_int4 len1,
        char *str2,
        _f_int4 len2,
        _f_int4 back)
{
        _f_int4 back1 = back;
        return (_F90_INDEX(str1, str2, &back1, len1, len2));
}

#endif  /* __mips or _LITTLE_ENDIAN */