Merge pull request JuliaLang#2370 from JuliaLang/jn/ctypealias

add typealiases for exact C-compatible types

base/exports.jl

@@ -122,6 +122,25 @@ export
  MergeSort,
  TimSort,
 
+# Ccall types
+ Cchar,
+ Cuchar,
+ Cshort,
+ Cushort,
+ Cint,
+ Cuint,
+ Clong,
+ Culong,
+ Cptrdiff_t,
+ Csize_t,
+ Clonglong,
+ Culonglong,
+ Cfloat,
+ Cdouble,
+ Ccomplex_float,
+ Ccomplex_double,
+ Cstring,
+
 # Exceptions
  ArgumentError,
  DisconnectException,

base/sysimg.jl

@@ -42,6 +42,7 @@ end
 ## Load essential files and libraries
 
 include("base.jl")
+include("build_h.jl")
 
 # core operations & types
 include("range.jl")
@@ -63,6 +64,29 @@ include("reduce.jl")
 include("complex.jl")
 include("rational.jl")
 
+typealias Cchar Int8
+typealias Cuchar Int8
+typealias Cshort Int16
+typealias Cushort Uint16
+typealias Cint Int32
+typealias Cuint Uint32
+if OS_NAME == :Windows
+ typealias Clong Int32
+ typealias Culong Uint32
+else
+ typealias Clong Int
+ typealias Culong Int
+end
+typealias Cptrdiff_t Int
+typealias Csize_t Uint
+typealias Clonglong Int64
+typealias Culonglong Uint64
+typealias Cfloat Float32
+typealias Cdouble Float64
+#typealias Ccomplex_float Complex64
+#typealias Ccomplex_double Complex128
+typealias Cstring Ptr{Uint8}
+
 # core data structures (used by type inference)
 include("abstractarray.jl")
 include("subarray.jl")
@@ -103,7 +127,6 @@ include("serialize.jl")
 include("multi.jl")
 
 # system & environment
-include("build_h.jl")
 include("osutils.jl")
 include("libc.jl")
 include("env.jl")