lazify PCRE2_jll

Author: IanButterworth

stdlib/PCRE2_jll/src/PCRE2_jll.jl

@@ -4,41 +4,36 @@
 baremodule PCRE2_jll
 using Base, Libdl
 
-const PATH_list = String[]
-const LIBPATH_list = String[]
-
 export libpcre2_8
 
 # These get calculated in __init__()
 const PATH = Ref("")
+const PATH_list = String[]
 const LIBPATH = Ref("")
+const LIBPATH_list = String[]
 artifact_dir::String = ""
-libpcre2_8_handle::Ptr{Cvoid} = C_NULL
 libpcre2_8_path::String = ""
 
 if Sys.iswindows()
-    const libpcre2_8 = "libpcre2-8-0.dll"
+    const _libpcre2_8_path = BundledLazyLibraryPath("libpcre2-8-0.dll")
 elseif Sys.isapple()
-    const libpcre2_8 = "@rpath/libpcre2-8.0.dylib"
+    const _libpcre2_8_path = BundledLazyLibraryPath("libpcre2-8.0.dylib")
 else
-    const libpcre2_8 = "libpcre2-8.so.0"
+    const _libpcre2_8_path = BundledLazyLibraryPath("libpcre2-8.so.0")
 end
 
+const libpcre2_8 = LazyLibrary(_libpcre2_8_path)
+
+function eager_mode()
+    dlopen(libpcre2_8)
+end
+is_available() = true
+
 function __init__()
-    global libpcre2_8_handle = dlopen(libpcre2_8)
-    global libpcre2_8_path = dlpath(libpcre2_8_handle)
+    global libpcre2_8_path = string(_libpcre2_8_path)
     global artifact_dir = dirname(Sys.BINDIR)
     LIBPATH[] = dirname(libpcre2_8_path)
     push!(LIBPATH_list, LIBPATH[])
 end
 
-# JLLWrappers API compatibility shims.  Note that not all of these will really make sense.
-# For instance, `find_artifact_dir()` won't actually be the artifact directory, because
-# there isn't one.  It instead returns the overall Julia prefix.
-is_available() = true
-find_artifact_dir() = artifact_dir
-dev_jll() = error("stdlib JLLs cannot be dev'ed")
-best_wrapper = nothing
-get_libpcre2_8_path() = libpcre2_8_path
-
 end  # module PCRE2_jll