fix single string attributes

JuliaGeo · May 24, 2018 · 5c75ae6 · 5c75ae6
1 parent ab9c7de
commit 5c75ae6
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/src/netcdf_c.jl b/src/netcdf_c.jl
@@ -509,7 +509,7 @@ function nc_put_att(ncid::Integer,varid::Integer,name::AbstractString,data::Vect
     nc_put_att(ncid,varid,name,join(data))
 end
 
-# NetCDF does not support 64 bit attributes
+# NetCDF does not necessarily support 64 bit attributes
 nc_put_att(ncid::Integer,varid::Integer,name::AbstractString,data::Int64) =
     nc_put_att(ncid,varid,name,Int32(data))
 
@@ -546,7 +546,13 @@ function nc_get_att(ncid::Integer,varid::Integer,name)
     elseif xtype == NC_STRING
         val = Vector{Ptr{UInt8}}(len)
         check(ccall((:nc_get_att,libnetcdf),Cint,(Cint,Cint,Cstring,Ptr{Void}),ncid,varid,name,val))
-        return unsafe_string.(val)
+
+        str = unsafe_string.(val)
+        if len == 1
+            return str[1]
+        else
+            return str
+        end
     else
         val = Vector{jlType[xtype]}(len)
         check(ccall((:nc_get_att,libnetcdf),Cint,(Cint,Cint,Cstring,Ptr{Void}),ncid,varid,name,val))