core/pacman: append to prepare() if it already exists

1 files changed, 11 insertions, 4 deletions

diff --git a/core/pacman/PKGBUILD b/core/pacman/PKGBUILD
index a6d00a35..7de432f7 100644
--- a/core/pacman/PKGBUILD
+++ b/core/pacman/PKGBUILD
@@ -25,10 +25,17 @@ fi
 
 source+=('replace-i686-by-pentium4-when-architecture-is-auto.patch')
 sha256sums+=('e8d5f8979c4dfab49e7ac058846f2454b865c1da451e086c23e61034fd820c19')
-prepare() {
-  cd "$pkgname-$pkgver"
-  patch -p1 -i ../replace-i686-by-pentium4-when-architecture-is-auto.patch
-}
+
+eval "$(
+  {
+    declare -f prepare || \
+    printf 'prepare() {\n}\n'
+  } \
+  | sed '
+    $i cd "$srcdir/$pkgname-$pkgver" \
+       patch -p1 -i ../replace-i686-by-pentium4-when-architecture-is-auto.patch
+  '
+)"
 
 # FAIL: test 600 (also 64-bit), ignore for now
 eval "$(