From 2daf5647b6961ff6281d5c89b50783e5258a6b4b Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Thu, 5 Mar 2020 10:12:42 +0100
Subject: do not overwrite prepare if it already existed

---
 community/python-libnacl/PKGBUILD | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

(limited to 'community/python-libnacl/PKGBUILD')

diff --git a/community/python-libnacl/PKGBUILD b/community/python-libnacl/PKGBUILD
index ca82c81d..6eda5b5e 100644
--- a/community/python-libnacl/PKGBUILD
+++ b/community/python-libnacl/PKGBUILD
@@ -1,9 +1,15 @@
 # see https://bbs.archlinux32.org/viewtopic.php?pid=224
 # and https://github.com/saltstack/libnacl/issues/103
 
-prepare() {
-  sed -i '
-    s/m, mlen,/m, ctypes.byref(mlen),/
-  ' "libnacl-${pkgver}/libnacl/__init__.py"
-  cp -r libnacl-$pkgver{,-py2}
-}
+eval "$(
+  {
+    declare -f prepare || \
+    printf 'prepare() {\n}\n'
+  } \
+  | sed '
+    $i sed -i '"'"' \
+         s/m, mlen,/m, ctypes.byref(mlen),/ \
+       '"'"' "libnacl-${pkgver}/libnacl/__init__.py" \
+       cp -r libnacl-$pkgver{,-py2}
+  '
+)"
-- 
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