Add conda/conda-build#3897

recipe/gh3897.patch

@@ -0,0 +1,22 @@
+From 75f7aa6edb8407f21f189fb37f8468ee5c1f3ade Mon Sep 17 00:00:00 2001
+From: Ray Donnelly <mingw.android@gmail.com>
+Date: Thu, 5 Mar 2020 22:30:30 +0100
+Subject: [PATCH] Use patchelf by default
+
+---
+ conda_build/post.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/conda_build/post.py b/conda_build/post.py
+index 0714701a2..7c4051c29 100644
+--- a/conda_build/post.py
++++ b/conda_build/post.py
+@@ -544,7 +544,7 @@ def mk_relative_linux(f, prefix, rpaths=('lib',), method=None):
+     rpath = ':'.join(new)
+
+     # check_binary_patchers(elf, prefix, rpath)
+-    if not method or not patchelf or method.upper() == 'LIEF':
++    if not patchelf or (method and method.upper() == 'LIEF'):
+         set_rpath(old_matching='*', new_rpath=rpath, file=elf)
+     else:
+         call([patchelf, '--force-rpath', '--set-rpath', rpath, elf])

recipe/meta.yaml

@@ -12,9 +12,10 @@ source:
   patches:
     - gh3606.patch
     - gh3895.patch
+    - gh3897.patch
 
 build:
-  number: 1
+  number: 2
   entry_points:
     - conda-build = conda_build.cli.main_build:main
     - conda-convert = conda_build.cli.main_convert:main