Remove MPI_Abi_get_version

Author: eschnett

docs/src/reference/library.md

@@ -4,7 +4,6 @@
 
 ```@docs
 MPI.MPI_VERSION
-MPI.MPI_ABI_VERSION
 MPI.MPI_LIBRARY
 MPI.MPI_LIBRARY_VERSION
 MPI.MPI_LIBRARY_VERSION_STRING

src/api/api.jl

@@ -140,19 +140,6 @@ end
 
 include("generated_api.jl")
 
-# We define this function here temporarily. This call will fail for
-# MPI <5. Once we regenerate the API for MPI 5.0, this should go away
-# again.
-function MPI_Abi_get_version(major, minor)
-    try
-        @mpicall ccall((:MPI_Abi_get_version, libmpi), Cint, (Ptr{Cint}, Ptr{Cint}), major, minor)
-    catch
-        # This is an older MPI implementation which does not support the MPI ABI.
-        major[] = -1
-        minor[] = -1
-    end
-end
-
 for handle in [
     :MPI_Comm,
     :MPI_Datatype,

src/implementations.jl

@@ -81,25 +81,6 @@ $(_doc_external("MPI_Get_version"))
 const MPI_VERSION = Get_version()
 
 
-function Abi_get_version()
-    major = Ref{Cint}()
-    minor = Ref{Cint}()
-    API.MPI_Abi_get_version(major, minor)
-    major[] == -1 && return nothing
-    VersionNumber(major[], minor[])
-end
-
-"""
-    MPI_ABI_VERSION :: Union{Nothing,VersionNumber}
-
-The supported version of the MPI ABI standard.
-
-# External links
-$(_doc_external("MPI_Abi_get_version"))
-"""
-const MPI_ABI_VERSION = Abi_get_version()
-
-
 using PkgVersion
 """
     MPI.versioninfo(io::IO=stdout)
@@ -135,7 +116,6 @@ function versioninfo(io::IO=stdout)
     println(io, "  libmpi:  ", API.libmpi)
     println(io, "  libmpi dlpath:  ", Libdl.dlpath(API.libmpi))
     println(io, "  MPI version:  ", Get_version())
-    println(io, "  MPI ABI version:  ", Abi_get_version())
     println(io, "  Library version:  ")
     for line in split(Get_library_version(), '\n')
         println(io, "    ", line)