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GeneralUtils.F90
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GeneralUtils.F90
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!/*****************************************************************************/
! *
! * Elmer, A Finite Element Software for Multiphysical Problems
! *
! * Copyright 1st April 1995 - , CSC - IT Center for Science Ltd., Finland
! *
! * This library is free software; you can redistribute it and/or
! * modify it under the terms of the GNU Lesser General Public
! * License as published by the Free Software Foundation; either
! * version 2.1 of the License, or (at your option) any later version.
! *
! * This library is distributed in the hope that it will be useful,
! * but WITHOUT ANY WARRANTY; without even the implied warranty of
! * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
! * Lesser General Public License for more details.
! *
! * You should have received a copy of the GNU Lesser General Public
! * License along with this library (in file ../LGPL-2.1); if not, write
! * to the Free Software Foundation, Inc., 51 Franklin Street,
! * Fifth Floor, Boston, MA 02110-1301 USA
! *
! *****************************************************************************/
!
!/******************************************************************************
! *
! * Authors: Juha Ruokolainen
! * Email: Juha.Ruokolainen@csc.fi
! * Web: http://www.csc.fi/elmer
! * Address: CSC - IT Center for Science Ltd.
! * Keilaranta 14
! * 02101 Espoo, Finland
! *
! * Original Date: 01 Oct 1996
! *
! *****************************************************************************/
#include "../config.h"
!> \ingroup ElmerLib
!> \}
!-----------------------------------------------------------------------------
!> Miscellaneous utilities.
!-----------------------------------------------------------------------------
MODULE GeneralUtils
USE Types
USE LoadMod
#ifdef HAVE_LUA
USE, INTRINSIC :: ISO_C_BINDING
#endif
IMPLICIT NONE
INTERFACE AllocateVector
MODULE PROCEDURE AllocateRealVector, AllocateIntegerVector, &
AllocateComplexVector, AllocateLogicalVector, &
AllocateElementVector
END INTERFACE
INTERFACE AllocateArray
MODULE PROCEDURE AllocateRealArray, AllocateIntegerArray, &
AllocateComplexArray, AllocateLogicalArray
END INTERFACE
INTERFACE ComponentName
MODULE PROCEDURE ComponentNameStr, ComponentNameVar
END INTERFACE
REAL(KIND=dp), PRIVATE :: AdvanceTime1, AdvanceTime2
CONTAINS
!------------------------------------------------------------------------------
SUBROUTINE StartAdvanceOutput( SolverName, OutputType )
!------------------------------------------------------------------------------
CHARACTER(LEN=*) :: SolverName, OutputType
!------------------------------------------------------------------------------
AdvanceTime1 = RealTime()
AdvanceTime2 = RealTime()
CALL Info( SolverName, OutputType, Level=5 )
!------------------------------------------------------------------------------
END SUBROUTINE StartAdvanceOutput
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
SUBROUTINE AdvanceOutput(t,n,dot_t,percent_t)
!------------------------------------------------------------------------------
IMPLICIT NONE
INTEGER :: t,n
REAL(KIND=dp), OPTIONAL :: dot_t,percent_t
!------------------------------------------------------------------------------
INTEGER :: i
REAL(KIND=dp) :: d_t, p_t
!------------------------------------------------------------------------------
d_t = 1._dp
p_t = 20._dp
IF ( PRESENT(dot_t) ) d_t = dot_t
IF ( PRESENT(percent_t) ) p_t = percent_t
IF ( RealTime() - AdvanceTime1 > d_t ) THEN
CALL Info( '', '.', Level=5, noAdvance=.TRUE. )
IF ( RealTime() - AdvanceTime2 > p_t ) THEN
i = NINT(t*100.0/n)
WRITE(Message, '(i3,a)' ) i, '%'
CALL Info( '', Message, Level=5 )
AdvanceTime2 = RealTime()
END IF
AdvanceTime1 = RealTime()
END IF
!------------------------------------------------------------------------------
END SUBROUTINE AdvanceOutput
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
PURE FUNCTION lentrim(str) RESULT(n)
!------------------------------------------------------------------------------
CHARACTER(LEN=*), INTENT(IN) :: str
INTEGER :: n
DO n=LEN(str),1,-1
IF ( str(n:n) /= ' ' ) EXIT
END DO
!------------------------------------------------------------------------------
END FUNCTION lentrim
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Compare equality of start of s1 to (in most uses string literal) s2.
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
PURE FUNCTION SEQL(s1,s2) RESULT(L)
!------------------------------------------------------------------------------
LOGICAL :: L
CHARACTER(LEN=*), INTENT(IN) :: s1,s2
!------------------------------------------------------------------------------
INTEGER :: n
!------------------------------------------------------------------------------
L = .FALSE.
n = LEN(s2)
IF(LEN(s1) < n) RETURN
IF (s1(1:n)==s2) L=.TRUE.
!------------------------------------------------------------------------------
END FUNCTION SEQL
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Converts integer to string. Handy when writing output with integer data.
!------------------------------------------------------------------------------
PURE FUNCTION i2s(ival) RESULT(s)
!------------------------------------------------------------------------------
INTEGER, INTENT(in) :: ival
CHARACTER(:), ALLOCATABLE :: s
!------------------------------------------------------------------------------
INTEGER :: i,j,n,t,v,len
INTEGER(8) :: m
CHARACTER, PARAMETER :: DIGITS(0:9)=['0','1','2','3','4','5','6','7','8','9']
!------------------------------------------------------------------------------
IF(ival>=0) THEN
v = ival
IF (v<10) THEN
s = DIGITS(v)
ELSE IF (ival<100) THEN
i = v/10
s = DIGITS(i)//DIGITS(v-10*i)
ELSE
n=3
m=100
DO WHILE(10*m<=v)
n=n+1
m=m*10
END DO
ALLOCATE(CHARACTER(n)::s)
DO i=1,n
t = v / m
s(i:i) = DIGITS(t)
v = v - t*m
m = m / 10
END DO
END IF
ELSE
v = -ival
IF (v<10) THEN
s = '-'//DIGITS(v)
ELSE IF (v<100) THEN
i = v/10
s = '-'//DIGITS(i)//DIGITS(v-10*i)
ELSE
n=3
m=100
DO WHILE(10*m<=v)
n=n+1
m=m*10
END DO
ALLOCATE(CHARACTER(n+1)::s)
s(1:1) = '-'
DO i=2,n+1
t = v / m
s(i:i) = DIGITS(t)
v = v - t*m
m = m / 10
END DO
END IF
END IF
!------------------------------------------------------------------------------
END FUNCTION i2s
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Converts string of length n to an integer number.
!------------------------------------------------------------------------------
PURE FUNCTION s2i(str,n) RESULT(ival)
!------------------------------------------------------------------------------
INTEGER, INTENT(IN) :: n
INTEGER :: ival
CHARACTER(LEN=n), INTENT(IN) :: str
!------------------------------------------------------------------------------
LOGICAL :: neg
INTEGER :: j,k
INTEGER, PARAMETER :: ic0 = ICHAR('0')
neg = str(1:1)=='-'
k=1
IF ( neg ) k=2
ival = 0
DO j=k,n
ival = 10*ival + ICHAR(str(j:j)) - ic0
END DO
IF(neg) ival=-ival
END FUNCTION s2i
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Converts a string into a number of integer numbers
!> It is assumed that the integers may also be separated by
!> the given separator.
!------------------------------------------------------------------------------
FUNCTION str2ints(str,ints,sep) RESULT(n)
!------------------------------------------------------------------------------
INTEGER, INTENT(out) :: ints(:)
CHARACTER(LEN=*), INTENT(in) :: str
CHARACTER, OPTIONAL, INTENT(in) :: sep
INTEGER :: i,k,l,m,n,ic, icsep
INTEGER, PARAMETER :: ic0 = ICHAR('0'), ic9 = ICHAR('9'), icm = ICHAR('-'), &
ics = ICHAR(' ')
IF( PRESENT( sep ) ) THEN
icsep = ICHAR(sep)
ELSE
icsep = ics
END IF
k = LEN_TRIM(str)
l = 1
n = 0
DO WHILE(l<=k.AND.n<SIZE(ints))
DO WHILE(l<=k)
ic = ICHAR(str(l:l))
IF( ic == ics .OR. ic == icsep ) THEN
CONTINUE
ELSE
EXIT
END IF
l=l+1
END DO
IF(l>k) EXIT
IF(.NOT.(ic==icm .OR. ic>=ic0 .AND. ic<=ic9)) EXIT
m = l+1
DO WHILE(m<=k)
ic = ICHAR(str(m:m))
IF(ic<ic0 .OR. ic>ic9) EXIT
m=m+1
END DO
n = n + 1
ints(n) = s2i(str(l:m-1),m-l)
l = m
END DO
END FUNCTION str2ints
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
SUBROUTINE SystemCommand( cmd )
!------------------------------------------------------------------------------
CHARACTER(LEN=*) :: cmd
CALL SystemC( TRIM(cmd) // CHAR(0) )
!------------------------------------------------------------------------------
END SUBROUTINE SystemCommand
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
SUBROUTINE RenameF(old,new)
!------------------------------------------------------------------------------
CHARACTER(LEN=*) :: old,new
!------------------------------------------------------------------------------
INTERFACE
SUBROUTINE rename_c(old,new) bind(c,name="rename_c")
USE, INTRINSIC :: iso_c_binding
CHARACTER(KIND=C_CHAR) :: old(*), new(*)
END SUBROUTINE rename_c
END INTERFACE
CALL rename_c(TRIM(old)//CHAR(0), TRIM(new)//CHAR(0))
!------------------------------------------------------------------------------
END SUBROUTINE RenameF
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
PURE FUNCTION FileNameQualified(file) RESULT(L)
!------------------------------------------------------------------------------
LOGICAL :: L
CHARACTER(*), INTENT(IN) :: file
!------------------------------------------------------------------------------
L = INDEX(file,':')>0 .OR. file(1:1)=='/' .OR. file(1:1)==Backslash
!------------------------------------------------------------------------------
END FUNCTION FileNameQualified
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
PURE FUNCTION LittleEndian() RESULT(L)
!------------------------------------------------------------------------------
LOGICAL :: L
!------------------------------------------------------------------------------
INTEGER(1) :: s(2)
INTEGER(2), PARAMETER :: t = 256*7+8
!------------------------------------------------------------------------------
s = TRANSFER(t,s)
L=s(1)==8
!------------------------------------------------------------------------------
END FUNCTION LittleEndian
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
FUNCTION FormatDate() RESULT( date )
!------------------------------------------------------------------------------
CHARACTER(20) :: date
INTEGER :: dates(8)
CALL DATE_AND_TIME( VALUES=dates )
WRITE( date, &
'(I4,"/",I2.2,"/",I2.2," ",I2.2,":",I2.2,":",I2.2)' ) &
dates(1),dates(2),dates(3),dates(5),dates(6),dates(7)
!------------------------------------------------------------------------------
END FUNCTION FormatDate
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Sort an array of integer values.
!------------------------------------------------------------------------------
PURE SUBROUTINE Sort( n,a )
!------------------------------------------------------------------------------
INTEGER, INTENT(in) :: n
INTEGER, INTENT(inout) :: a(:)
!------------------------------------------------------------------------------
INTEGER :: i,j,l,ir,ra
!------------------------------------------------------------------------------
IF ( n <= 1 ) RETURN
l = n / 2 + 1
ir = n
DO WHILE( .TRUE. )
IF ( l > 1 ) THEN
l = l - 1
ra = a(l)
ELSE
ra = a(ir)
a(ir) = a(1)
ir = ir - 1
IF ( ir == 1 ) THEN
a(1) = ra
RETURN
END IF
END IF
i = l
j = l + l
DO WHILE( j <= ir )
IF ( j<ir ) THEN
IF ( a(j)<a(j+1) ) j = j+1
END IF
IF ( ra<a(j) ) THEN
a(i) = a(j)
i = j
j = j + i
ELSE
j = ir + 1
END IF
a(i) = ra
END DO
END DO
!------------------------------------------------------------------------------
END SUBROUTINE Sort
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Sort an integer array a, together with an another integer array.
!------------------------------------------------------------------------------
PURE SUBROUTINE SortI( n,a,b )
!------------------------------------------------------------------------------
INTEGER, INTENT(in) :: n
INTEGER, INTENT(inout) :: a(:),b(:)
!------------------------------------------------------------------------------
INTEGER :: i,j,l,ir,ra,rb
!------------------------------------------------------------------------------
IF ( n <= 1 ) RETURN
l = n / 2 + 1
ir = n
DO WHILE( .TRUE. )
IF ( l > 1 ) THEN
l = l - 1
ra = a(l)
rb = b(l)
ELSE
ra = a(ir)
rb = b(ir)
a(ir) = a(1)
b(ir) = b(1)
ir = ir - 1
IF ( ir == 1 ) THEN
a(1) = ra
b(1) = rb
RETURN
END IF
END IF
i = l
j = l + l
DO WHILE( j <= ir )
IF ( j<ir ) THEN
IF ( a(j)<a(j+1) ) j = j+1
END IF
IF ( ra<a(j) ) THEN
a(i) = a(j)
b(i) = b(j)
i = j
j = j + i
ELSE
j = ir + 1
END IF
a(i) = ra
b(i) = rb
END DO
END DO
!------------------------------------------------------------------------------
END SUBROUTINE SortI
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Sort an index array, and change the order of an real array accordingly.
!------------------------------------------------------------------------------
PURE SUBROUTINE SortF( n,a,b )
!------------------------------------------------------------------------------
INTEGER, INTENT(in) :: n
INTEGER, INTENT(inout) :: a(:)
REAL(KIND=dp), INTENT(inout) :: b(:)
!------------------------------------------------------------------------------
INTEGER :: i,j,l,ir,ra
REAL(KIND=dp) :: rb
!------------------------------------------------------------------------------
IF ( n <= 1 ) RETURN
l = n / 2 + 1
ir = n
DO WHILE( .TRUE. )
IF ( l > 1 ) THEN
l = l - 1
ra = a(l)
rb = b(l)
ELSE
ra = a(ir)
rb = b(ir)
a(ir) = a(1)
b(ir) = b(1)
ir = ir - 1
IF ( ir == 1 ) THEN
a(1) = ra
b(1) = rb
RETURN
END IF
END IF
i = l
j = l + l
DO WHILE( j <= ir )
IF ( j<ir ) THEN
IF ( a(j)<a(j+1) ) j = j+1
END IF
IF ( ra<a(j) ) THEN
a(i) = a(j)
b(i) = b(j)
i = j
j = j + i
ELSE
j = ir + 1
END IF
a(i) = ra
b(i) = rb
END DO
END DO
!------------------------------------------------------------------------------
END SUBROUTINE SortF
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Sort an real array, and change the order of an index array accordingly.
!------------------------------------------------------------------------------
PURE SUBROUTINE SortD( n,a,b )
!------------------------------------------------------------------------------
INTEGER, INTENT(in) :: n
INTEGER, INTENT(inout) :: b(:)
REAL(KIND=dp), INTENT(inout) :: a(:)
!------------------------------------------------------------------------------
INTEGER :: i,j,l,ir,rb
REAL(KIND=dp) :: ra
!------------------------------------------------------------------------------
IF ( n <= 1 ) RETURN
l = n / 2 + 1
ir = n
DO WHILE( .TRUE. )
IF ( l > 1 ) THEN
l = l - 1
ra = a(l)
rb = b(l)
ELSE
ra = a(ir)
rb = b(ir)
a(ir) = a(1)
b(ir) = b(1)
ir = ir - 1
IF ( ir == 1 ) THEN
a(1) = ra
b(1) = rb
RETURN
END IF
END IF
i = l
j = l + l
DO WHILE( j <= ir )
IF ( j<ir ) THEN
IF ( a(j)<a(j+1) ) j = j+1
END IF
IF ( ra<a(j) ) THEN
a(i) = a(j)
b(i) = b(j)
i = j
j = j + i
ELSE
j = ir + 1
END IF
a(i) = ra
b(i) = rb
END DO
END DO
!------------------------------------------------------------------------------
END SUBROUTINE SortD
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Sort an complex array, and organize an index table accordingly.
!------------------------------------------------------------------------------
PURE SUBROUTINE SortC( n,a,b )
!------------------------------------------------------------------------------
INTEGER, INTENT(in) :: n
INTEGER, INTENT(inout) :: b(:)
COMPLEX(KIND=dp), INTENT(inout) :: a(:)
!------------------------------------------------------------------------------
INTEGER :: i,j,l,ir,rb
COMPLEX(KIND=dp) :: ra
!------------------------------------------------------------------------------
IF ( n <= 1 ) RETURN
l = n / 2 + 1
ir = n
DO WHILE( .TRUE. )
IF ( l > 1 ) THEN
l = l - 1
ra = a(l)
rb = b(l)
ELSE
ra = a(ir)
rb = b(ir)
a(ir) = a(1)
b(ir) = b(1)
ir = ir - 1
IF ( ir == 1 ) THEN
a(1) = ra
b(1) = rb
RETURN
END IF
END IF
i = l
j = l + l
DO WHILE( j <= ir )
IF ( j<ir ) THEN
IF ( ABS(a(j))<ABS(a(j+1)) ) j = j+1
END IF
IF ( ABS(ra)<ABS(a(j)) ) THEN
a(i) = a(j)
b(i) = b(j)
i = j
j = j + i
ELSE
j = ir + 1
END IF
a(i) = ra
b(i) = rb
END DO
END DO
!------------------------------------------------------------------------------
END SUBROUTINE SortC
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Order real components in b in a decreasing order and return the new order
!> of indexes in a.
!------------------------------------------------------------------------------
PURE SUBROUTINE SortR( n,a,b )
!------------------------------------------------------------------------------
INTEGER, INTENT(in) :: n
INTEGER, INTENT(inout) :: a(:)
REAL(KIND=dp), INTENT(inout) :: b(:)
!------------------------------------------------------------------------------
INTEGER :: i,j,l,ir,ra
REAL(KIND=dp) :: rb
!------------------------------------------------------------------------------
IF ( n <= 1 ) RETURN
l = n / 2 + 1
ir = n
DO WHILE( .TRUE. )
IF ( l > 1 ) THEN
l = l - 1
ra = a(l)
rb = b(l)
ELSE
ra = a(ir)
rb = b(ir)
a(ir) = a(1)
b(ir) = b(1)
ir = ir - 1
IF ( ir == 1 ) THEN
a(1) = ra
b(1) = rb
RETURN
END IF
END IF
i = l
j = l + l
DO WHILE( j <= ir )
IF ( j<ir ) THEN
IF ( b(j) > b(j+1) ) j = j+1
END IF
IF ( rb > b(j) ) THEN
a(i) = a(j)
b(i) = b(j)
i = j
j = j + i
ELSE
j = ir + 1
END IF
a(i) = ra
b(i) = rb
END DO
END DO
!------------------------------------------------------------------------------
END SUBROUTINE SortR
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Search an integer value in an ordered array.
!------------------------------------------------------------------------------
PURE FUNCTION SearchI( N,Array,Val ) RESULT ( Idx )
!------------------------------------------------------------------------------
INTEGER, INTENT(in) :: N,Val,Array(:)
!------------------------------------------------------------------------------
INTEGER :: Lower, Upper,Lou,Idx
!------------------------------------------------------------------------------
Idx = 0
Upper = N
Lower = 1
! Handle the special case
IF ( Upper == 0 ) RETURN
DO WHILE( .TRUE. )
IF ( Array(Lower) == Val) THEN
Idx = Lower
EXIT
ELSE IF ( Array(Upper) == Val ) THEN
Idx = Upper
EXIT
END IF
IF ( (Upper-Lower)>1 ) THEN
Lou = ISHFT((Upper + Lower), -1)
IF ( Array(Lou) < Val ) THEN
Lower = Lou
ELSE
Upper = Lou
END IF
ELSE
EXIT
END IF
END DO
RETURN
!------------------------------------------------------------------------------
END FUNCTION SearchI
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Search a real value in an ordered array.
!------------------------------------------------------------------------------
PURE FUNCTION SearchR( N,Array,Val ) RESULT ( Idx )
!------------------------------------------------------------------------------
INTEGER, INTENT(in) :: N
INTEGER :: Idx
REAL(KIND=dP), INTENT(in) :: Val,Array(:)
!------------------------------------------------------------------------------
INTEGER :: Lower, Upper,Lou
!------------------------------------------------------------------------------
Idx = 0
Upper = N
Lower = 1
! Handle the special case
IF ( Upper == 0 ) RETURN
DO WHILE( .TRUE. )
IF ( ABS( Array(Lower) - Val) < TINY(Val) ) THEN
Idx = Lower
EXIT
ELSE IF ( ABS( Array(Upper) - Val ) < TINY(Val) ) THEN
Idx = Upper
EXIT
END IF
IF ( (Upper-Lower) > 1 ) THEN
Lou = ISHFT((Upper + Lower), -1)
IF ( Array(Lou) < Val ) THEN
Lower = Lou
ELSE
Upper = Lou
END IF
ELSE
EXIT
END IF
END DO
RETURN
!------------------------------------------------------------------------------
END FUNCTION SearchR
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
SUBROUTINE OpenIncludeFile( Unit, FileName, IncludePath )
!------------------------------------------------------------------------------
INTEGER :: Unit
CHARACTER(LEN=*) :: FileName, IncludePath
!------------------------------------------------------------------------------
INTEGER :: i,j,k,k0,k1,l,iostat
CHARACTER(LEN=1024) :: name, TmpName
!------------------------------------------------------------------------------
i = 1
name = FileName
DO WHILE( name(i:i) == ' ' .OR. name(i:i)=='"')
i = i + 1
END DO
j = LEN_TRIM(name)
IF ( name(j:j) == '"' ) j=j-1
name = TRIM(name(i:j))
IF ( INDEX(name,':') == 0 .AND. name(1:1) /= '/' .AND. &
name(1:1) /= Backslash ) THEN
k0 = 1
DO WHILE( IncludePath(k0:k0) == '"' )
k0 = k0+1
END DO
k1 = INDEX( IncludePath, ';' )
DO WHILE( k1 >= k0 )
DO k = k1-1,k0,-1
IF ( IncludePath(k:k) /= ' ' .AND. IncludePath(k:k)/='"' ) EXIT
END DO
IF ( IncludePath(k:k) == '"' ) k=k-1
IF ( k >= k0 ) THEN
WRITE( tmpName,'(a,a,a)' ) IncludePath(k0:k), '/', TRIM(name)
OPEN( Unit, FILE=TRIM(tmpName), STATUS='OLD',ERR=10 )
RETURN
END IF
10 CONTINUE
k0 = k1+1
k1 = INDEX( IncludePath(k0:), ';' ) + k0 - 1
END DO
IF ( LEN_TRIM(IncludePath(k0:))>0 ) THEN
k1 = INDEX( IncludePath(k0:), '"' ) + k0 - 2
IF ( k1 < k0 ) k1=LEN_TRIM(IncludePath)
tmpName = TRIM(IncludePath(k0:k1)) // '/' // TRIM(name)
OPEN( Unit, FILE=TRIM(TmpName), STATUS='OLD',ERR=20 )
RETURN
END IF
20 CONTINUE
OPEN( Unit, FILE=TRIM(name), STATUS='OLD',IOSTAT=iostat )
ELSE
OPEN( Unit, FILE=TRIM(name), STATUS='OLD',IOSTAT=iostat )
END IF
IF( iostat /= 0 ) THEN
CALL Fatal('OpenIncludeFile','Cannot open include file: '//TRIM(Name))
END IF
!------------------------------------------------------------------------------
END SUBROUTINE OpenIncludeFile
!------------------------------------------------------------------------------
!------------------------------------------------------------------------------
!> Read a (logical) line from FORTRAN device Unit and remove leading, trailing,
!> and multiple blanks between words. Also convert uppercase characters to
!> lowercase.The logical line can continue the several physical lines by adding
!> the backslash (\) mark at the end of a physical line.
!------------------------------------------------------------------------------
RECURSIVE FUNCTION ReadAndTrim( Unit,str,echo,literal,noeval ) RESULT(l)
!------------------------------------------------------------------------------
INTEGER :: Unit !< Fortran unit number to read from
CHARACTER(LEN=:), ALLOCATABLE :: str !< The string read from the file
LOGICAL, OPTIONAL :: Echo
LOGICAL, OPTIONAL :: literal
LOGICAL, OPTIONAL :: noeval
LOGICAL :: l !< Success of the read operation
!------------------------------------------------------------------------------
INTEGER, PARAMETER :: MAXLEN = 163840
CHARACTER(LEN=:), ALLOCATABLE :: temp
CHARACTER(LEN=12) :: tmpstr
CHARACTER(LEN=MAXLEN) :: readstr = ' ', copystr = ' ', matcstr=' ' , IncludePath=' '
LOGICAL :: InsideQuotes, OpenSection=.FALSE., DoEval
INTEGER :: i,j,k,m,ValueStarts=0,inlen,ninlen,outlen,IncludeUnit=28,IncludeUnitBase=28
CHARACTER(LEN=MAX_NAME_LEN) :: Prefix = ' '
INTEGER, PARAMETER :: A=ICHAR('A'),Z=ICHAR('Z'),U2L=ICHAR('a')-ICHAR('A'),Tab=9
CHARACTER(LEN=MAXLEN) :: tmatcstr, tcmdstr
INTEGER :: tninlen
SAVE ReadStr, ValueStarts, Prefix, OpenSection
IF ( PRESENT(literal) ) literal=.FALSE.
l = .TRUE.
! Optionally do not expand the MATC and LUA expressions.
DoEval = .TRUE.
IF( PRESENT( NoEval ) ) THEN
DoEval = .NOT. NoEval
END IF
IF(.NOT.ALLOCATED(str)) ALLOCATE(CHARACTER(512)::str)
outlen = LEN(str)
IF ( ValueStarts==0 .AND. OpenSection ) THEN
str = 'end'
ValueStarts = 0
OpenSection = .FALSE.
RETURN
END IF
IF ( ValueStarts == 0 ) THEN
tmpstr = ' '
DO WHILE( .TRUE. )
IF ( IncludeUnit < IncludeUnitBase ) THEN
READ( IncludeUnit,'(A)',END=1,ERR=1 ) readstr
GO TO 2
1 CLOSE(IncludeUnit)
IncludeUnit = IncludeUnit+1
READ( IncludeUnit,'(A)',END=10,ERR=10 ) readstr
2 CONTINUE
ELSE
READ( Unit,'(A)',END=10,ERR=10 ) readstr
END IF
readstr = ADJUSTL(readstr)
DO k=1,12
j = ICHAR(readstr(k:k))
IF ( j >= A .AND. j<= Z ) THEN
Tmpstr(k:k) = CHAR(j+U2L)
ELSE
tmpstr(k:k) = readstr(k:k)
END IF
END DO
IF ( SEQL(Tmpstr, 'include path') ) THEN
k = LEN_TRIM(readstr)
IncludePath(1:k-13) = readstr(14:k)
Tmpstr = ''
ELSE
EXIT
END IF
END DO
IF ( SEQL(tmpstr, 'include ') ) THEN
IncludeUnit = IncludeUnit-1
CALL Info('OpenIncludeFile','Trying to include file: '//TRIM(readstr(9:)),Level=10)
inlen = LEN_TRIM(readstr)
i = INDEX( readstr(1:inlen), '$' )
IF ( i>0 .AND. i<inlen ) THEN
CALL TrimMatcExpression()
CALL Info('ReadAndTrim','Include file after MATC trimming: '&
//TRIM(readstr(9:)),Level=6)
END IF
i = INDEX( readstr(1:inlen),'#')
IF( i>0 .AND. i<inlen ) THEN
#ifdef HAVE_LUA
CALL TrimLuaExpression()
CALL Info('ReadAndTrim','Include file after LUA trimming: '&
//TRIM(readstr(9:)),Level=6)
#else
CALL Fatal('ReadAndTrim','LUA not included, cannot continue')
#endif
END IF
CALL OpenIncludeFile( IncludeUnit, TRIM(readstr(9:)), IncludePath )
READ( IncludeUnit,'(A)',END=3,ERR=3 ) readstr
GO TO 4
3 CLOSE(IncludeUnit)
IncludeUnit = IncludeUnit+1
READ( Unit,'(A)',END=10,ERR=10 ) readstr
4 CONTINUE
END IF
ninlen = LEN_TRIM(readstr)
ELSE
inlen = LEN_TRIM(readstr)
ninlen = inlen-ValueStarts+1
IF ( Prefix == ' ' ) THEN
readstr = readstr(ValueStarts:inlen)