Merge pull request #100 from JuliaIO/vs/clang

Auto-generated wrappers with Clang.jl

Project.toml

@@ -1,13 +1,14 @@
 name = "GZip"
 uuid = "92fee26a-97fe-5a0c-ad85-20a5f3185b63"
 authors = ["staticfloat@gmail.com <staticfloat@gmail.com>"]
-version = "0.5.2"
+version = "0.6.0"
 
 [deps]
 Libdl = "8f399da3-3557-5675-b5ff-fb832c97cbdb"
+Zlib_jll = "83775a58-1f1d-513f-b197-d71354ab007a"
 
 [compat]
-julia = "1"
+julia = "1.9"
 
 [extras]
 Aqua = "4c88cf16-eb10-579e-8560-4a9242c79595"

gen/Project.toml

@@ -0,0 +1,6 @@
+[deps]
+Clang = "40e3b903-d033-50b4-a0cc-940c62c95e31"
+Zlib_jll = "83775a58-1f1d-513f-b197-d71354ab007a"
+
+[compat]
+Clang = "0.17"

gen/generator.jl

@@ -0,0 +1,28 @@
+using Clang.Generators
+using Clang.Generators.JLLEnvs
+using Zlib_jll
+
+cd(@__DIR__)
+options = load_options(joinpath(@__DIR__, "generator.toml"))
+headers = "zlib.h"
+
+# run generator for all platforms
+for target in JLLEnvs.JLL_ENV_TRIPLES
+    @info "processing $target"
+
+    options["general"]["output_file_path"] = joinpath(@__DIR__, "..", "src/lib", "$target.jl")
+
+    # add compiler flags, e.g. "-DXXXXXXXXX"
+    args = get_default_args()
+    arch = JLLEnvs.get_arch(target)
+    os = JLLEnvs.get_os(target)
+    if (arch == "aarch64" || arch == "x86_64" || arch == "powerpc64le") && (os != "windows")
+        push!(args, "-DZ_WANT64")
+    end
+
+    # create context
+    ctx = create_context(headers, args, options)
+
+    # run generator
+    build!(ctx)
+end

gen/generator.toml

@@ -0,0 +1,13 @@
+[general]
+library_name = "Zlib_jll.libz_path"
+output_file_path = "../src/zlib_h.jl"
+module_name = "Zlib_h"
+jll_pkg_name = "Zlib_jll"
+export_symbol_prefixes = ["Z_",]
+use_julia_native_enum_type = false
+print_using_CEnum = false
+
+[codegen]
+is_function_strictly_typed = true
+opaque_func_arg_as_PtrCvoid = false
+opaque_as_mutable_struct = true