more fixes

Author: musm

src/HDF5.jl

@@ -1386,9 +1386,9 @@ function read(obj::DatasetOrAttribute, ::Type{Array{S}}) where {S<:String}
             readarray(obj, memtype_id, buf)
             src = 1
             for i = 1:len
-                slen = findnext(buf, 0x00, src) - src # find null terminator
+                slen = coalesce(findnext(isequal(0x00), buf, src), 0) - src # find null terminator
                 sv = StringVector(slen)
-                copy!(sv, 1, buf, src, slen)
+                copyto!(sv, 1, buf, src, slen)
                 ret[i] = String(sv)
                 src += ilen
             end
@@ -1804,7 +1804,7 @@ d_create_external(parent::Union{HDF5File, HDF5Group}, name::String, filepath::St
 
 function do_write_chunk(dataset::HDF5Dataset, offset, chunk_bytes::Vector{UInt8}, filter_mask=0)
     checkvalid(dataset)
-    offs = collect(Hsize, reverse(offset))-1
+    offs = collect(Hsize, reverse(offset)) .- 1
     h5do_write_chunk(dataset, H5P_DEFAULT, UInt32(filter_mask), offs, length(chunk_bytes), chunk_bytes)
 end
 

src/datafile.jl

@@ -40,7 +40,7 @@ read(f::Base.Callable, parent::DataFile, name::String...) =
 # Read every variable in the file
 function read(f::DataFile)
     vars = names(f)
-    vals = Vector{Any}(length(vars))
+    vals = Vector{Any}(undef,length(vars))
     for i = 1:length(vars)
         vals[i] = read(f, vars[i])
     end

test/gc.jl

@@ -1,11 +1,12 @@
 using HDF5
 using Compat.Test
+import Compat.GC
 
 macro gcvalid(args...)
     Expr(:block, quote
-        gc_enable(true)
-        gc()
-        gc_enable(false)
+        GC.enable(true)
+        GC.gc()
+        GC.enable(false)
     end,
     [:(@test HDF5.isvalid($(esc(x)))) for x in args]...)
 end
@@ -23,7 +24,7 @@ end
 
 @testset "gc" begin
 
-gc_enable(false)
+GC.enable(false)
 fn = tempname()
 for i = 1:10
     file = h5open(fn, "w")
@@ -62,7 +63,7 @@ for i = 1:10
     @gcvalid dt ds d g a
     close(file)
 end
-gc_enable(true)
+GC.enable(true)
 rm(fn)
 
 end # testset gc

test/readremote.jl

@@ -1,5 +1,6 @@
 using HDF5
 using Compat.Test
+using Compat.LinearAlgebra: norm
 
 @testset "readremote" begin