Fix "assert.h not found error". Version set to 0.3.2

code generated with ROOT.jl-generator 9a9320b542674d78e50f67a312d641a6e3c7d4ed

Project.toml

@@ -1,6 +1,6 @@
 name = "ROOT"
 uuid = "1706fdcc-8426-44f1-a283-5be479e9517c"
-version = "0.3.1"
+version = "0.3.2"
 authors = ["Philippe Gras CEA/IRFU"]
 
 [deps]

misc/ROOT.wit

@@ -1,6 +1,6 @@
 module_name         = "ROOT"
 uuid                = "1706fdcc-8426-44f1-a283-5be479e9517c"
-version             = "0.3.1"
+version             = "0.3.2"
 
 export_jl_fname     = "ROOT-export.jl"
 module_jl_fname     = "ROOT-generated.jl"

src/ROOT.jl

@@ -26,28 +26,43 @@ include("iROOT.jl")
 
 TF1!kDefault = 0
 
+module Internals
+import Conda
+function get_conda_build_sysroot()
+    cxx = joinpath(Conda.PREFIX, "bin", "c++")
+    cmd = `$cxx -DNDEBUG -xc++ -E -v /dev/null`
+    sysroot=""
+    err = Pipe()
+    run(pipeline(ignorestatus(cmd), stdout=devnull, stderr=err), wait=true)
+    close(err.in)
+    for l in eachline(err)
+        if occursin(r"sysroot/usr/include$", l)
+            sysroot = strip(l)
+            break
+        end
+    end
+    replace(normpath(sysroot), normpath("/usr/include") => "")
+end
+end
+
+import .Internals
+
 function __init__()
     # Some required environment cleanup before loading the ROOT libraries
-    saved_path = ENV["PATH"]
-    saved_ld_library_path = get(ENV, "LD_LIBRARY_PATH", nothing)
-    saved_dyld_library_path = get(ENV, "DYLD_LIBRARY_PATH", nothing)
-    #   Prevent mix-up of root library version is another version than ours is in LD_LIBRARY_PATH:
-    isnothing(saved_ld_library_path) || (ENV["LD_LIBRARY_PATH"] = "")
-    isnothing(saved_dyld_library_path) || (ENV["DYLD_LIBRARY_PATH"] = "")
-    #   Workaroud to prevent a crash with root installed with Conda linker to
-    #   the c++ compiler called by cling to get the include directories and
-    #   missing in the PATH list. In the Conda install, compiler is same directory as ROOT
-    #   binaries, rootbindir
-    ENV["PATH"] *= ":" * rootbindir
-
-    @initcxx
-    global gROOT = ROOT!GetROOT()
-
-    #Restore the environment:
-    ENV["PATH"] = saved_path
-    isnothing(saved_ld_library_path) || (ENV["LD_LIBRARY_PATH"] = saved_ld_library_path)
-    isnothing(saved_dyld_library_path) || (ENV["DYLD_LIBRARY_PATH"] = saved_dyld_library_path)
-
+    withenv(
+        #   Prevent mix-up of root library version is another version than ours is in LD_LIBRARY_PATH:
+        "LD_LIBRARY_PATH" => "",
+        "DYLD_LIBRARY_PATH" => "",
+        #   Workaroud to prevent a crash with root installed with Conda linker to
+        #   the c++ compiler called by cling to get the include directories and
+        #   missing in the PATH list. In the Conda install, compiler is same directory as ROOT
+        #   binaries, rootbindir
+        "PATH" => ENV["PATH"] * ":" * rootbindir,
+        #   Fix "assert.h not found" issue:
+        "CONDA_BUILD_SYSROOT" => Internals.get_conda_build_sysroot()) do
+            @initcxx
+            global gROOT = ROOT!GetROOT()
+        end
     isinteractive() && _init_event_loop()
 end