SYNTAX

C Syntax

int MPI_Allgatherv(const void* sendbuf, int sendcount, MPI_Datatype
    sendtype, void* recvbuf, const int recvcounts[], const int
    displs[], MPI_Datatype recvtype, MPI_Comm comm)

int MPI_Allgatherv_c(const void* sendbuf, MPI_Count sendcount,
    MPI_Datatype sendtype, void* recvbuf, const MPI_Count
    recvcounts[], const MPI_Aint displs[], MPI_Datatype recvtype,
    MPI_Comm comm)

int MPI_Iallgatherv(const void* sendbuf, int sendcount, MPI_Datatype
    sendtype, void* recvbuf, const int recvcounts[], const int
    displs[], MPI_Datatype recvtype, MPI_Comm comm, MPI_Request*
    request)

int MPI_Iallgatherv_c(const void* sendbuf, MPI_Count sendcount,
    MPI_Datatype sendtype, void* recvbuf, const MPI_Count
    recvcounts[], const MPI_Aint displs[], MPI_Datatype recvtype,
    MPI_Comm comm, MPI_Request* request)

int MPI_Allgatherv_init(const void* sendbuf, int sendcount,
    MPI_Datatype sendtype, void* recvbuf, const int recvcounts[],
    const int displs[], MPI_Datatype recvtype, MPI_Comm comm,
    MPI_Info info, MPI_Request* request)

int MPI_Allgatherv_init_c(const void* sendbuf, MPI_Count sendcount,
    MPI_Datatype sendtype, void* recvbuf, const MPI_Count
    recvcounts[], const MPI_Aint displs[], MPI_Datatype recvtype,
    MPI_Comm comm, MPI_Info info, MPI_Request* request)

Fortran Syntax

USE MPI
! or the older form: INCLUDE 'mpif.h'
MPI_ALLGATHERV(SENDBUF, SENDCOUNT, SENDTYPE, RECVBUF, RECVCOUNTS, DISPLS, RECVTYPE, COMM, IERROR)
    <type> SENDBUF(*), RECVBUF(*)
    INTEGER SENDCOUNT, SENDTYPE, RECVCOUNTS(*), DISPLS(*), RECVTYPE, COMM, IERROR

MPI_IALLGATHERV(SENDBUF, SENDCOUNT, SENDTYPE, RECVBUF, RECVCOUNTS, DISPLS, RECVTYPE, COMM, REQUEST, IERROR)
    <type> SENDBUF(*), RECVBUF(*)
    INTEGER SENDCOUNT, SENDTYPE, RECVCOUNTS(*), DISPLS(*), RECVTYPE, COMM, REQUEST, IERROR

MPI_ALLGATHERV_INIT(SENDBUF, SENDCOUNT, SENDTYPE, RECVBUF, RECVCOUNTS, DISPLS, RECVTYPE, COMM, INFO, REQUEST, IERROR)
    <type> SENDBUF(*), RECVBUF(*)
    INTEGER SENDCOUNT, SENDTYPE, RECVCOUNTS(*), DISPLS(*), RECVTYPE, COMM, INFO, REQUEST, IERROR

Fortran 2008 Syntax

USE mpi_f08
MPI_Allgatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts, displs, recvtype, comm, ierror)
    TYPE(*), DIMENSION(..), INTENT(IN) :: sendbuf
    INTEGER, INTENT(IN) :: sendcount, recvcounts(*), displs(*)
    TYPE(MPI_Datatype), INTENT(IN) :: sendtype, recvtype
    TYPE(*), DIMENSION(..) :: recvbuf
    TYPE(MPI_Comm), INTENT(IN) :: comm
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror

MPI_Allgatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts, displs, recvtype, comm, ierror)
    TYPE(*), DIMENSION(..), INTENT(IN) :: sendbuf
    INTEGER(KIND=MPI_COUNT_KIND), INTENT(IN) :: sendcount, recvcounts(*)
    TYPE(MPI_Datatype), INTENT(IN) :: sendtype, recvtype
    TYPE(*), DIMENSION(..) :: recvbuf
    INTEGER(KIND=MPI_ADDRESS_KIND), INTENT(IN) :: displs(*)
    TYPE(MPI_Comm), INTENT(IN) :: comm
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror

MPI_Iallgatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts, displs, recvtype, comm, request, ierror)
    TYPE(*), DIMENSION(..), INTENT(IN), ASYNCHRONOUS :: sendbuf
    INTEGER, INTENT(IN) :: sendcount
    TYPE(MPI_Datatype), INTENT(IN) :: sendtype, recvtype
    TYPE(*), DIMENSION(..), ASYNCHRONOUS :: recvbuf
    INTEGER, INTENT(IN), ASYNCHRONOUS :: recvcounts(*), displs(*)
    TYPE(MPI_Comm), INTENT(IN) :: comm
    TYPE(MPI_Request), INTENT(OUT) :: request
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror

MPI_Iallgatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts, displs, recvtype, comm, request, ierror)
    TYPE(*), DIMENSION(..), INTENT(IN), ASYNCHRONOUS :: sendbuf
    INTEGER(KIND=MPI_COUNT_KIND), INTENT(IN) :: sendcount
    TYPE(MPI_Datatype), INTENT(IN) :: sendtype, recvtype
    TYPE(*), DIMENSION(..), ASYNCHRONOUS :: recvbuf
    INTEGER(KIND=MPI_COUNT_KIND), INTENT(IN), ASYNCHRONOUS :: recvcounts(*)
    INTEGER(KIND=MPI_ADDRESS_KIND), INTENT(IN), ASYNCHRONOUS :: displs(*)
    TYPE(MPI_Comm), INTENT(IN) :: comm
    TYPE(MPI_Request), INTENT(OUT) :: request
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror

MPI_Allgatherv_init(sendbuf, sendcount, sendtype, recvbuf, recvcounts, displs, recvtype, comm, info, request, ierror)
    TYPE(*), DIMENSION(..), INTENT(IN), ASYNCHRONOUS :: sendbuf
    INTEGER, INTENT(IN) :: sendcount
    TYPE(MPI_Datatype), INTENT(IN) :: sendtype, recvtype
    TYPE(*), DIMENSION(..), ASYNCHRONOUS :: recvbuf
    INTEGER, INTENT(IN), ASYNCHRONOUS :: recvcounts(*), displs(*)
    TYPE(MPI_Comm), INTENT(IN) :: comm
    TYPE(MPI_Info), INTENT(IN) :: info
    TYPE(MPI_Request), INTENT(OUT) :: request
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror

MPI_Allgatherv_init(sendbuf, sendcount, sendtype, recvbuf, recvcounts, displs, recvtype, comm, info, request, ierror)
    TYPE(*), DIMENSION(..), INTENT(IN), ASYNCHRONOUS :: sendbuf
    INTEGER(KIND=MPI_COUNT_KIND), INTENT(IN) :: sendcount
    TYPE(MPI_Datatype), INTENT(IN) :: sendtype, recvtype
    TYPE(*), DIMENSION(..), ASYNCHRONOUS :: recvbuf
    INTEGER(KIND=MPI_COUNT_KIND), INTENT(IN), ASYNCHRONOUS :: recvcounts(*)
    INTEGER(KIND=MPI_ADDRESS_KIND), INTENT(IN), ASYNCHRONOUS :: displs(*)
    TYPE(MPI_Comm), INTENT(IN) :: comm
    TYPE(MPI_Info), INTENT(IN) :: info
    TYPE(MPI_Request), INTENT(OUT) :: request
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror