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include(head.m4)

define(atype_code,regexp(file,`_\([ircl][0-9]+\).[fF]90',`\1'))dnl

define(atype_letter,substr(atype_code, 0, 1))dnl

define(atype_kind,substr(atype_code, 1))dnl

define(get_typename2, `$1 (kind=$2)')dnl

define(get_typename, `get_typename2(ifelse($1,i,integer,ifelse($1,r,real,ifelse($1,l,logical,ifelse($1,c,complex,unknown)))),`$2')')dnl

define(atype_name, get_typename(atype_letter,atype_kind))dnl

define(name, regexp(regexp(file, `[^/]*$', `\&'), `^_\([^_]*\)_', `\1'))dnl

define(rtype_name,get_typename(ifelse(name,abs,ifelse(atype_letter,c,r,atype_letter),ifelse(name,aimag,ifelse(atype_letter,c,r,atype_letter),atype_letter)),atype_kind))dnl

define(function_name,ifelse(name,conjg,`_gfortran_specific__conjg_'atype_kind,`_gfortran_specific__'name`_'atype_code))dnl

define(type,ifelse(atype_letter,l,LOGICAL,ifelse(atype_letter,i,INTEGER,ifelse(atype_letter,r,REAL,ifelse(atype_letter,c,COMPLEX,UNKNOW)))))dnl

define(Q,ifelse(atype_kind,4,F,ifelse(atype_kind,8,`',ifelse(atype_kind,10,L,ifelse(atype_kind,16,L,`_'atype_kind)))))dnl

dnl A few specifics require a function other than their name, or

dnl nothing. The list is currently:

dnl    - integer and logical specifics require no libm function

dnl    - AINT requires the trunc() family functions

dnl    - ANINT requires round()

dnl    - AIMAG, CONJG, DIM, SIGN require no libm function

define(needed,ifelse(atype_letter,i,`none',ifelse(atype_letter,l,`none',ifelse(name,aint,trunc,ifelse(name,anint,round,ifelse(name,aimag,none,ifelse(name,conjg,none,ifelse(name,dim,none,ifelse(name,sign,none,ifelse(name,abs,fabs,name))))))))))dnl

define(prefix,ifelse(atype_letter,c,C,`'))dnl

dnl Special case for fabs, for which the corresponding complex function

dnl is not cfabs but cabs.

define(NEEDED,translit(ifelse(prefix`'needed,`Cfabs',`abs',needed),`a-z',`A-Z'))dnl

#include "config.h"

#include "kinds.inc"

#include "c99_protos.inc"

`#if defined (HAVE_GFC_'type`_'atype_kind`)'

ifelse(NEEDED,NONE,`',`#ifdef HAVE_'prefix`'NEEDED`'Q)

elemental function function_name (parm)

   atype_name, intent (in) :: parm

   rtype_name :: function_name

   function_name = name (parm)

end function

ifelse(NEEDED,NONE,`',`#endif')

#endif