!~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !----------------------------------------------------------------------- ! CVS m_String.F90,v 1.8 2007-11-06 00:03:32 jacob Exp ! CVS MCT_2_8_0 !BOP ------------------------------------------------------------------- ! ! !MODULE: m_String - The String Datatype ! ! !DESCRIPTION: ! The {\tt String} datatype is an encapsulated pointer to a one-dimensional ! array of single characters. This allows one to define variable-length ! strings, and arrays of variable-length strings. ! ! !INTERFACE: module m_String ! !USES: ! No external modules are used in the declaration section of this module. implicit none private ! except ! !PUBLIC TYPES: public :: String ! The class data structure Type String #ifdef SEQUENCE sequence #endif character(len=1),dimension(:),pointer :: c End Type String ! !PUBLIC MEMBER FUNCTIONS: public :: toChar public :: char ! convert to a CHARACTER(*) public :: String_init public :: init ! set a CHARACTER(*) type to a String public :: String_clean public :: clean ! Deallocate memory occupied by a String public :: String_len public :: len ! length of a String public :: String_bcast public :: bcast ! Broadcast a String public :: String_mci ! Track memory used to store a String public :: String_mco public :: ptr_chars ! Assign a pointer to a String's ! character buffer interface char; module procedure & str2ch0_, & ch12ch0_ end interface interface toChar; module procedure & str2ch0_, & ch12ch0_ end interface interface String_init; module procedure & initc_, & initc1_, & inits_ end interface interface init; module procedure & initc_, & initc1_, & inits_ end interface interface String_clean; module procedure clean_; end interface interface clean; module procedure clean_; end interface interface String_len; module procedure len_; end interface interface len; module procedure len_; end interface interface String_bcast; module procedure bcast_; end interface interface bcast; module procedure bcast_; end interface interface String_mci; module procedure & mci0_, & mci1_, & mci2_, & mci3_ end interface interface String_mco; module procedure & mco0_, & mco1_, & mco2_, & mco3_ end interface interface ptr_chars; module procedure & ptr_chars_ end interface ! !REVISION HISTORY: ! 22Apr98 - Jing Guo - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname='MCT(MPEU)::m_String' contains !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: str2ch0_ - Convert a String to a CHARACTER ! ! !DESCRIPTION: ! This function returns the contents of the character buffer of the ! input {\tt String} argument {\tt str} as a {\tt CHARCTER} suitable ! for printing. ! ! !INTERFACE: function str2ch0_(str) ! !USES: ! ! No external modules are used by this function. implicit none ! !INPUT PARAMETERS: ! type(String), intent(in) :: str ! !OUTPUT PARAMETERS: ! character(len=size(str%c,1)) :: str2ch0_ ! !REVISION HISTORY: ! 23Apr98 - Jing Guo - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::str2ch0_' integer :: i do i=1,size(str%c) str2ch0_(i:i)=str%c(i) end do end function str2ch0_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: ch12ch0_ - Convert a CHARACTER(:) to a CHARACTER(*) ! ! !DESCRIPTION: ! This function takes an input one-dimensional array of single characters ! and returns a single character string. ! ! !INTERFACE: function ch12ch0_(ch1) ! !USES: ! ! No external modules are used by this function. implicit none ! !INPUT PARAMETERS: ! character(len=1), dimension(:), intent(in) :: ch1 ! !OUTPUT PARAMETERS: ! character(len=size(ch1,1)) :: ch12ch0_ ! !REVISION HISTORY: ! 22Apr98 - Jing Guo - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::ch12ch0_' integer :: i do i=1,size(ch1) ch12ch0_(i:i)=ch1(i) end do end function ch12ch0_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: initc_ - Create a String using a CHARACTER ! ! !DESCRIPTION: ! This routine takes an input scalar {\tt CHARACTER} argument {\tt chr}, ! and uses it to create the output {\tt String} argument {\tt str}. ! ! !INTERFACE: subroutine initc_(str, chr) ! !USES: ! use m_die, only : die,perr use m_mall,only : mall_mci,mall_ison implicit none ! !INPUT PARAMETERS: ! character(len=*), intent(in) :: chr ! !OUTPUT PARAMETERS: ! type(String), intent(out) :: str ! !REVISION HISTORY: ! 23Apr98 - Jing Guo - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::initc_' integer :: ln,ier,i ln=len(chr) allocate(str%c(ln),stat=ier) if(ier /= 0) then call perr(myname_,'allocate()',ier) call die(myname_) endif if(mall_ison()) call mall_mci(str%c,myname) do i=1,ln str%c(i)=chr(i:i) end do end subroutine initc_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! Math and Computer Science Division, Argonne National Laboratory ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: initc1_ - Create a String using a CHARACTER array ! ! !DESCRIPTION: ! This routine takes an input {\tt CHARACTER(:)} argument {\tt chr}, ! and uses it to create the output {\tt String} argument {\tt str}. ! ! !INTERFACE: subroutine initc1_(str, chr) ! !USES: ! use m_die, only : die,perr use m_mall,only : mall_mci,mall_ison implicit none ! !INPUT PARAMETERS: ! character, dimension(:), intent(in) :: chr ! !OUTPUT PARAMETERS: ! type(String), intent(out) :: str ! !REVISION HISTORY: ! 2Aug02 - J. Larson - initial prototype !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::initc1_' integer :: ln,ier,i ln=size(chr) allocate(str%c(ln),stat=ier) if(ier /= 0) then call perr(myname_,'allocate()',ier) call die(myname_) endif if(mall_ison()) call mall_mci(str%c,myname) do i=1,ln str%c(i)=chr(i) end do end subroutine initc1_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: inits_ - Initialization of a String from another String ! ! !DESCRIPTION: ! This routine takes an input {\tt String} argument {\tt iStr} and ! creates an output {\tt String} argument {\tt oStr}. In other words, ! it copies {\tt iStr} to {\tt oStr}. ! ! !INTERFACE: subroutine inits_(oStr, iStr) ! !USES: ! use m_die, only : die use m_mall,only : mall_mci,mall_ison implicit none ! !INPUT PARAMETERS: ! type(String), intent(in) :: iStr ! !OUTPUT PARAMETERS: ! type(String), intent(out) :: oStr ! !REVISION HISTORY: ! 07Feb00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::inits_' integer :: ln,ier,i ln=size(iStr%c) allocate(oStr%c(ln),stat=ier) if(ier /= 0) call die(myname_,'allocate()',ier) if(mall_ison()) call mall_mci(oStr%c,myname) do i=1,ln oStr%c(i)=iStr%c(i) end do end subroutine inits_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: clean_ - Deallocate Memory Occupied by a String ! ! !DESCRIPTION: ! This routine deallocates memory associated with the input/output ! {\tt String} argument {\tt str}. This amounts to deallocating ! {\tt str\%c}. ! ! !INTERFACE: subroutine clean_(str) ! !USES: ! use m_die, only : die,perr use m_mall,only : mall_mco,mall_ison implicit none ! !INPUT/OUTPUT PARAMETERS: ! type(String), intent(inout) :: str ! !REVISION HISTORY: ! 23Apr98 - Jing Guo - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::clean_' integer :: ier if(mall_ison()) call mall_mco(str%c,myname) deallocate(str%c,stat=ier) if(ier /= 0) then call perr(myname_,'deallocate()',ier) call die(myname_) endif end subroutine clean_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: bcast_ - MPI Broadcast of a rank-0 String ! ! !DESCRIPTION: ! This routine performs an MPI broadcast of the input/output {\tt String} ! argument {\tt Str} on a communicator associated with the Fortran integer ! handle {\tt comm}. The broadcast originates from the process with rank ! given by {\tt root} on {\tt comm}. The {\tt String} argument {\tt Str} ! is on entry valid only on the {\tt root} process, and is valid on exit ! on all processes on the communicator {\tt comm}. The success (failure) ! is signified by a zero (non-zero) value of the optional {\tt INTEGER} ! output argument {\tt stat}. ! ! !INTERFACE: subroutine bcast_(Str, root, comm, stat) ! !USES: ! use m_mpif90 use m_die, only : perr,die use m_mall,only : mall_mci,mall_ison implicit none ! !INPUT PARAMETERS: ! integer, intent(in) :: root integer, intent(in) :: comm ! !INPUT/OUTPUT PARAMETERS: ! type(String), intent(inout) :: Str ! (IN) on the root, ! (OUT) elsewhere ! !OUTPUT PARAMETERS: ! integer, optional, intent(out) :: stat ! !REVISION HISTORY: ! 27Apr98 - Jing Guo - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::bcast_' integer :: ln,ier,myID if(present(stat)) stat=0 call MP_comm_rank(comm,myID,ier) if(ier /= 0) then call MP_perr(myname_,'MP_comm_rank()',ier) if(.not.present(stat)) call die(myname_) stat=ier return endif if(myID==root) then ln=size(Str%c) if(ln<=0) call die(myname_,'size(Str%c) <= 0') endif call MPI_bcast(ln,1,MP_INTEGER,root,comm,ier) if(ier/=0) then call MP_perr(myname_,'MPI_bcast(ln)',ier) if(.not.present(stat)) call die(myname_) stat=ier return endif if(myID /= root) then allocate(Str%c(ln),stat=ier) if(ier /= 0) then call perr(myname_,'allocate()',ier) if(.not.present(stat)) call die(myname_) stat=ier return endif if(mall_ison()) call mall_mci(Str%c,myname) endif call MPI_bcast(Str%c(1),ln,MP_CHARACTER,root,comm,ier) if(ier/=0) then call MP_perr(myname_,'MPI_bcast(Str%c)',ier) if(.not.present(stat)) call die(myname_) stat=ier return endif end subroutine bcast_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: mci0_ - checking in a String scalar ! ! !DESCRIPTION: ! ! !INTERFACE: subroutine mci0_(marg,thread) ! !USES: ! use m_mall, only : mall_ci implicit none ! !INPUT PARAMETERS: ! type(String), intent(in) :: marg character(len=*), intent(in) :: thread ! !REVISION HISTORY: ! 07Feb00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::mci0_' call mall_ci(1,thread) end subroutine mci0_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: mco0_ - checking out a String scalar ! ! !DESCRIPTION: ! ! !INTERFACE: subroutine mco0_(marg,thread) ! !USES: ! use m_mall, only : mall_co implicit none type(String), intent(in) :: marg character(len=*),intent(in) :: thread ! !REVISION HISTORY: ! 07Feb00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::mco0_' call mall_co(1,thread) end subroutine mco0_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: mci1_ - checking in a String scalar ! ! !DESCRIPTION: ! ! !INTERFACE: subroutine mci1_(marg,thread) ! !USES: ! use m_mall, only : mall_ci implicit none ! !INPUT PARAMETERS: ! type(String), dimension(:), intent(in) :: marg character(len=*), intent(in) :: thread ! !REVISION HISTORY: ! 07Feb00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::mci1_' call mall_ci(size(marg),thread) end subroutine mci1_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: mco1_ - checking out a String scalar ! ! !DESCRIPTION: ! ! !INTERFACE: subroutine mco1_(marg,thread) ! !USES: ! use m_mall, only : mall_co implicit none ! !INPUT PARAMETERS: ! type(String), dimension(:), intent(in) :: marg character(len=*), intent(in) :: thread ! !REVISION HISTORY: ! 07Feb00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::mco1_' call mall_co(size(marg),thread) end subroutine mco1_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: mci2_ - checking in a String scalar ! ! !DESCRIPTION: ! ! !INTERFACE: subroutine mci2_(marg, thread) ! !USES: ! use m_mall, only : mall_ci implicit none ! !INPUT PARAMETERS: ! type(String), dimension(:,:), intent(in) :: marg character(len=*), intent(in) :: thread ! !REVISION HISTORY: ! 07Feb00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::mci2_' call mall_ci(size(marg),thread) end subroutine mci2_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: mco2_ - checking out a String scalar ! ! !DESCRIPTION: ! ! !INTERFACE: subroutine mco2_(marg,thread) ! !USES: ! use m_mall, only : mall_co implicit none ! !INPUT PARAMETERS: ! type(String), dimension(:,:), intent(in) :: marg character(len=*), intent(in) :: thread ! !REVISION HISTORY: ! 07Feb00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::mco2_' call mall_co(size(marg),thread) end subroutine mco2_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: mci3_ - checking in a String scalar ! ! !DESCRIPTION: ! ! !INTERFACE: subroutine mci3_(marg,thread) ! !USES: ! use m_mall, only : mall_ci implicit none ! !INPUT PARAMETERS: ! type(String), dimension(:,:,:), intent(in) :: marg character(len=*), intent(in) :: thread ! !REVISION HISTORY: ! 07Feb00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::mci3_' call mall_ci(size(marg),thread) end subroutine mci3_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: mco3_ - checking out a String scalar ! ! !DESCRIPTION: ! ! !INTERFACE: subroutine mco3_(marg,thread) ! !USES: ! use m_mall, only : mall_co implicit none ! !INPUT PARAMETERS: ! type(String), dimension(:,:,:), intent(in) :: marg character(len=*), intent(in) :: thread ! !REVISION HISTORY: ! 07Feb00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::mco3_' call mall_co(size(marg),thread) end subroutine mco3_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: len_ = len of a String ! ! !DESCRIPTION: ! ! !INTERFACE: integer function len_(str) ! !USES: ! ! No external modules are used by this function. implicit none ! !INPUT PARAMETERS: ! type(String),intent(in) :: str ! !REVISION HISTORY: ! 10Apr00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::len_' len_=size(str%c) end function len_ !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ! NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS ! !BOP ------------------------------------------------------------------- ! ! !IROUTINE: ptr_chars_ - direct ! ! !DESCRIPTION: ! This pointer-valued function provides a direct interface to the ! character buffer in the input {\tt String} argument {\tt str}. That ! is, {\tt ptr\_chars\_ => str\%c}. ! ! !INTERFACE: function ptr_chars_(str) ! !USES: ! ! No external modules are used by this function. implicit none ! !INPUT PARAMETERS: ! type(String), intent(in) :: str ! !OUTPUT PARAMETERS: ! character(len=1), dimension(:), pointer :: ptr_chars_ ! !REVISION HISTORY: ! 10Apr00 - Jing Guo ! - initial prototype/prolog/code !EOP ___________________________________________________________________ character(len=*),parameter :: myname_=myname//'::ptr_chars_' ptr_chars_ => str%c end function ptr_chars_ end module m_String