Fixed several macros on 0.6, see JuliaLang/julia#19587

Author: evetion

README.md

@@ -14,6 +14,8 @@
 julia> import ArchGDAL; const AG = ArchGDAL
 ArchGDAL
 
+julia> import Base.read
+
 julia> function read(f, filename)
            return AG.registerdrivers() do
                AG.read(filename) do dataset

appveyor.yml

@@ -1,7 +1,5 @@
 environment:
   matrix:
-  - JULIAVERSION: "julialang/bin/winnt/x86/0.5/julia-0.5-latest-win32.exe"
-  - JULIAVERSION: "julialang/bin/winnt/x64/0.5/julia-0.5-latest-win64.exe"
   - JULIAVERSION: "julialang/bin/winnt/x86/0.6/julia-0.6-latest-win32.exe"
   - JULIAVERSION: "julialang/bin/winnt/x64/0.6/julia-0.6-latest-win64.exe"
   - JULIAVERSION: "julianightlies/bin/winnt/x86/julia-latest-win32.exe"

src/utils.jl

@@ -3,38 +3,38 @@ macro gdal(args...)
     @assert args[1].head == :(::)
     fhead = (args[1].args[1], GDAL.libgdal)
     returntype = args[1].args[2]
-    argtypes = Expr(:tuple, [a.args[2] for a in args[2:end]]...)
-    args = [a.args[1] for a in args[2:end]]
+    argtypes = Expr(:tuple, [esc(a.args[2]) for a in args[2:end]]...)
+    args = [esc(a.args[1]) for a in args[2:end]]
     return quote ccall($fhead, $returntype, $argtypes, $(args...)) end
 end
 
 macro ogrerr(code, message)
     return quote
-        if $code != GDAL.OGRERR_NONE
+        if $(esc(code)) != GDAL.OGRERR_NONE
             error($message)
         end
     end
 end
 
 macro cplerr(code, message)
     return quote
-        if $code != GDAL.CE_None
+        if $(esc(code)) != GDAL.CE_None
             error($message)
         end
     end
 end
 
 macro cplwarn(code, message)
     return quote
-        if $code != GDAL.CE_None
+        if $(esc(code)) != GDAL.CE_None
             warn($message)
         end
     end
 end
 
 macro cplprogress(progressfunc)
     return quote
-        cfunction($progressfunc,Cint,(Cdouble,Cstring,Ptr{Void}))
+        cfunction($(esc(progressfunc)),Cint,(Cdouble,Cstring,Ptr{Void}))
     end
 end