do not overwrite prepare if it already existed

4 files changed, 42 insertions, 20 deletions

diff --git a/core/gpgme/PKGBUILD b/core/gpgme/PKGBUILD
index d7f790eb..d48edca2 100644
--- a/core/gpgme/PKGBUILD
+++ b/core/gpgme/PKGBUILD
@@ -4,10 +4,16 @@
 source+=(0004-Avoid-Y2038-problem-on-32-bit-architectures.patch)
 sha256sums+=('0c788590e0bb7cc9da04457f94360ceef9cb9fc0525e6bfbf9fbb8d72801ae8f')
 
-prepare() {
-  cd ${pkgbase}-${pkgver}
-  patch -Np1 -i "$srcdir/0004-Avoid-Y2038-problem-on-32-bit-architectures.patch"
-}
+eval "$(
+  {
+    declare -f prepare || \
+    printf 'prepare() {\n}\n'
+  } \
+  | sed '
+    $i cd "${srcdir}/${pkgbase}-${pkgver}" \
+       patch -Np1 -i "$srcdir/0004-Avoid-Y2038-problem-on-32-bit-architectures.patch"
+  '
+)"
 
 # no GUI stuff on i486
 makedepends=(${makedepends[@]//qt5-base/})
diff --git a/core/libaio/PKGBUILD b/core/libaio/PKGBUILD
index a4cbd68f..1809af7b 100644
--- a/core/libaio/PKGBUILD
+++ b/core/libaio/PKGBUILD
@@ -11,7 +11,13 @@ eval "$(
 # see also FS#60283
 source+=('libaio-0.3.111-sizeof-template.patch')
 md5sums+=('8c240ea721460fa2d34f9e134b57544d')
-prepare() {
-  cd "${srcdir}/${pkgname}-${pkgver}"
-  patch -Np1 -i ../libaio-0.3.111-sizeof-template.patch
-}
+eval "$(
+  {
+    declare -f prepare || \
+    printf 'prepare() {\n}\n'
+  } \
+  | sed '
+    $i cd "${srcdir}/${pkgname}-${pkgver}" \
+       patch -Np1 -i ../libaio-0.3.111-sizeof-template.patch
+  '
+)"
diff --git a/core/libgpg-error/PKGBUILD b/core/libgpg-error/PKGBUILD
index 304d11ab..e6bb70dd 100644
--- a/core/libgpg-error/PKGBUILD
+++ b/core/libgpg-error/PKGBUILD
@@ -1,9 +1,13 @@
 # gawk namspace conflict, see FS#63761
 
-prepare() {
-  cd ${pkgname}-${pkgver}
-  sed -i \
-  -e "s/namespace/varerrno/g" \
-  src/{Makefile.am,mkstrtable.awk}
-  ./autogen.sh
-}
+eval "$(
+  {
+    declare -f prepare || \
+    printf 'prepare() {\n}\n'
+  } \
+  | sed '
+    $i cd "${srcdir}/${pkgname}-${pkgver}" \
+       sed -i -e "s/namespace/varerrno/g" src/{Makefile.am,mkstrtable.awk} \
+       ./autogen.sh
+  '
+)"
diff --git a/core/m4/PKGBUILD b/core/m4/PKGBUILD
index ad7195a3..99059a2a 100644
--- a/core/m4/PKGBUILD
+++ b/core/m4/PKGBUILD
@@ -2,8 +2,14 @@
 source+=('m4-1.4.18-glibc-change-work-around.patch')
 md5sums+=('01968e8f3a5be62de1c849668db8042b')
 
-prepare() {
-  cd $pkgname-$pkgver
-  patch -p1 -i "$srcdir/m4-1.4.18-glibc-change-work-around.patch"
-  echo "#define _IO_IN_BACKUP 0x100" >> lib/stdio-impl.h
-}
+eval "$(
+  {
+    declare -f prepare || \
+    printf 'prepare() {\n}\n'
+  } \
+  | sed '
+    $i cd $pkgname-$pkgver \
+       patch -p1 -i "$srcdir/m4-1.4.18-glibc-change-work-around.patch" \
+       echo "#define _IO_IN_BACKUP 0x100" >> lib/stdio-impl.h
+  '
+)"