add transpose operation

Author: abhinavmehndiratta

src/Operations/Transpose.jl

@@ -0,0 +1,17 @@
+function GrB_transpose(                 # C<Mask> = accum (C, A')
+        C::GrB_Matrix,                  # input/output matrix for results
+        Mask::T,                        # optional mask for C, unused if NULL
+        accum::U,                       # optional accum for Z=accum(C,T)
+        A::GrB_Matrix,                  # first input:  matrix A
+        desc::V                         # descriptor for C, Mask, and A
+) where {T <: valid_matrix_mask_types, U <: valid_accum_types, V <: valid_desc_types}
+
+    return GrB_Info(
+                ccall(
+                        dlsym(graphblas_lib, "GrB_transpose"),
+                        Cint,
+                        (Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}),
+                        C.p, Mask.p, accum.p, A.p, desc.p
+                    )
+                )
+end

src/SuiteSparseGraphBLAS.jl

@@ -148,6 +148,7 @@ include("Operations/Element_wise_addition.jl")
 include("Operations/Extract.jl")
 include("Operations/Apply.jl")
 include("Operations/Reduce.jl")
+include("Operations/Transpose.jl")
 
 export
 # Context Methods
@@ -191,11 +192,14 @@ GrB_eWiseAdd,
 GrB_Vector_extract, GrB_Matrix_extract, GrB_Col_extract,
 
 # Apply
-GrB_apply, GrB_Vector_apply, GrB_Matrix_apply
+GrB_apply, GrB_Vector_apply, GrB_Matrix_apply,
 
 # Reduce
 GrB_Matrix_reduce_Monoid, GrB_Matrix_reduce_BinaryOp, GrB_Matrix_reduce,
-GrB_Vector_reduce
+GrB_Vector_reduce,
+
+# Transpose
+GrB_transpose
 
 # Export global variables