Having `-Werror` on in CI only by default has generally worked OK,
but I don't think it's worth trying to immediately scramble to port
when they deprecate APIs.
Motivated in this case by
```
src/libostree/ostree-fetcher-curl.c: In function 'initiate_next_curl_request':
src/libostree/ostree-fetcher-curl.c:876:3: error: 'CURLOPT_PROTOCOLS' is deprecated: since 7.85.0. Use CURLOPT_PROTOCOLS_STR [-Werror=deprecated-declarations]
876 | rc = curl_easy_setopt (req->easy, CURLOPT_PROTOCOLS, (long)(CURLPROTO_HTTP | CURLPROTO_HTTPS | CURLPROTO_FILE));
| ^~
```
if grep -q -e 'static inline.*_GLIB_AUTOPTR_LIST_FUNC_NAME' /usr/include/glib-2.0/glib/gmacros.h; then
echo 'Skipping clang check, see https://bugzilla.gnome.org/show_bug.cgi?id=796346'
else
- export CFLAGS="-Wall -Werror ${CFLAGS:-}"
+ export CFLAGS="-Wall -Werror -Wno-error=deprecated-declarations ${CFLAGS:-}"
git clean -dfx && git submodule foreach git clean -dfx
export CC=clang
build
# always fail on warnings; https://github.com/ostreedev/ostree/pull/971
# NB: this disables the default set of flags from configure.ac
-export CFLAGS="-Wall -Werror ${CFLAGS:-}"
+export CFLAGS="-Wall -Werror -Wno-error=deprecated-declarations ${CFLAGS:-}"
build --enable-gtk-doc ${CONFIGOPTS:-}