ci: move (c)bindgen to own shell script

Signed-off-by: David Heidelberg <david.heidelberg@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29394>

.gitlab-ci/container/build-bindgen.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+# shellcheck disable=SC2086 # we want word splitting
+
+BINDGEN_VER=0.65.1
+CBINDGEN_VER=0.26.0
+
+# bindgen
+RUSTFLAGS='-L native=/usr/local/lib' cargo install \
+  bindgen-cli --version ${BINDGEN_VER} \
+  --locked \
+  -j ${FDO_CI_CONCURRENT:-4} \
+  --root /usr/local
+
+# cbindgen
+RUSTFLAGS='-L native=/usr/local/lib' cargo install \
+  cbindgen --version ${CBINDGEN_VER} \
+  --locked \
+  -j ${FDO_CI_CONCURRENT:-4} \
+  --root /usr/local
+

.gitlab-ci/container/debian/arm64_build.sh

@@ -99,19 +99,7 @@ arch=armhf
 
 . .gitlab-ci/container/build-rust.sh
 
-# install bindgen
-RUSTFLAGS='-L native=/usr/local/lib' cargo install \
-  bindgen-cli --version 0.65.1 \
-  --locked \
-  -j ${FDO_CI_CONCURRENT:-4} \
-  --root /usr/local
-
-# install cbindgen
-RUSTFLAGS='-L native=/usr/local/lib' cargo install \
-  cbindgen --version 0.26.0 \
-  --locked \
-  -j ${FDO_CI_CONCURRENT:-4} \
-  --root /usr/local
+. .gitlab-ci/container/build-bindgen.sh
 
 apt-get purge -y "${EPHEMERAL[@]}"
 

.gitlab-ci/container/debian/x86_64_build.sh

@@ -81,22 +81,10 @@ rm -rf $XORGMACROS_VERSION
 
 . .gitlab-ci/container/build-directx-headers.sh
 
+. .gitlab-ci/container/build-bindgen.sh
+
 python3 -m pip install --break-system-packages -r .gitlab-ci/lava/requirements.txt
 
-# install bindgen
-RUSTFLAGS='-L native=/usr/local/lib' cargo install \
-  bindgen-cli --version 0.65.1 \
-  --locked \
-  -j ${FDO_CI_CONCURRENT:-4} \
-  --root /usr/local
-
-# install cbindgen
-RUSTFLAGS='-L native=/usr/local/lib' cargo install \
-  cbindgen --version 0.26.0 \
-  --locked \
-  -j ${FDO_CI_CONCURRENT:-4} \
-  --root /usr/local
-
 ############### Uninstall the build software
 
 apt-get purge -y "${EPHEMERAL[@]}"