do not overwrite prepare if it already existed

1 files changed, 10 insertions, 4 deletions

diff --git a/community/exa/PKGBUILD b/community/exa/PKGBUILD
index 1de368f8..f0d6c232 100644
--- a/community/exa/PKGBUILD
+++ b/community/exa/PKGBUILD
@@ -3,7 +3,13 @@
 source+=('exa-ascii-deprecated.patch')
 md5sums+=('ce36630a183f5d5be9f1a334bdf8a7cc')
 
-prepare() {
-  cd "$pkgname"
-  patch -Np1 -i ../exa-ascii-deprecated.patch
-}
+eval "$(
+  {
+    declare -f prepare || \
+    printf 'prepare() {\n}\n'
+  } \
+  | sed '
+    $i cd "$srcdir/$pkgname" \
+       patch -Np1 -i ../exa-ascii-deprecated.patch
+  '
+)"