We need to allow our rpaths generated through the compiler flags to make it into 
our binaries. Therefore disable the meson manipulations of these unless there
is a specific directive to do something differently in the project.

RP 2018/11/23

Upstream-Status: Submitted [https://github.com/mesonbuild/meson/issues/2567]

Index: meson-0.47.2/mesonbuild/minstall.py
===================================================================
--- meson-0.47.2.orig/mesonbuild/minstall.py
+++ meson-0.47.2/mesonbuild/minstall.py
@@ -486,8 +486,11 @@ class Installer:
                         printed_symlink_error = True
             if os.path.isfile(outname):
                 try:
-                    depfixer.fix_rpath(outname, install_rpath, final_path,
-                                       install_name_mappings, verbose=False)
+                    if install_rpath:
+                        depfixer.fix_rpath(outname, install_rpath, final_path,
+                                           install_name_mappings, verbose=False)
+                    else:
+                        print("RPATH changes at install time disabled")
                 except SystemExit as e:
                     if isinstance(e.code, int) and e.code == 0:
                         pass