Redo `runicc.jl` for julia v1.12.0-rc1

juliac/runicc.jl

@@ -1,22 +1,11 @@
-module RunicC
-
 using Runic: Runic
 
 # Compileable main function corresponding to `int main(int argc, char** argv)`
-Base.@ccallable function main(argc::Cint, argv::Ptr{Ptr{UInt8}})::Cint
-    # Load command line arguments. Note that the first argument is the
-    # executable name so we skip it.
-    args = Vector{String}(undef, argc - 1)
-    for i in 2:argc
-        argptr = unsafe_load(argv, i)
-        arg = unsafe_string(argptr)
-        args[i - 1] = arg
+function @main(args::Vector{String})::Cint
+    if length(args) == 1
+        Runic.print_help()
+        return 0
+    else
+        return Runic.main(args[2:end])
     end
-    # Call Runic's main function
-    return Runic.main(args)
-end
-
-# Tell juliac about the main entrypoint
-Base.Experimental.entrypoint(main, (Cint, Ptr{Ptr{UInt8}}))
-
 end