base-initfs: set BUILD_TIMESTAMP from build host clock

Passes the current Unix timestamp as BUILD_TIMESTAMP env var
to cargo, so rtcd can use it as a fallback when the hardware
RTC is unavailable or returns invalid data.

bison: fix __fseterr stub injection using LIBS variable instead
of ar rcs to avoid static archive member ordering issues.

local/recipes/dev/bison/recipe.toml

@@ -102,7 +102,9 @@ sed -i 's|^BISON = .*|BISON = /usr/bin/bison|' "${COOKBOOK_BUILD}/Makefile"
 ${CC} -c -I"${COOKBOOK_BUILD}/lib" -I"${COOKBOOK_SYSROOT}/include" \
     "${COOKBOOK_ROOT}/local/scripts/gnulib-stubs/fseterr-redox.c" \
     -o "${COOKBOOK_BUILD}/lib/fseterr-redox.o"
-ar rcs "${COOKBOOK_BUILD}/lib/libbison.a" "${COOKBOOK_BUILD}/lib/fseterr-redox.o"
+# Inject stub object into the link command via LIBS, avoiding static
+# archive member ordering issues.
+sed -i 's|^LIBS = |LIBS = lib/fseterr-redox.o |' "${COOKBOOK_BUILD}/Makefile"
 "${COOKBOOK_MAKE}" -j "${COOKBOOK_MAKE_JOBS}"
 "${COOKBOOK_MAKE}" install DESTDIR="${COOKBOOK_STAGE}"
 """

recipes/core/base-initfs/recipe.toml

@@ -82,6 +82,7 @@ cp -v "${COOKBOOK_SOURCE}/drivers/initfs-pcid-storage.toml" "${COOKBOOK_BUILD}/i
 export CARGO_PROFILE_RELEASE_OPT_LEVEL=s
 export CARGO_PROFILE_RELEASE_PANIC=abort
 rm -rf "${CARGO_TARGET_DIR}"
+export BUILD_TIMESTAMP="$(date +%s)"
 "${COOKBOOK_CARGO}" build ${build_flags} \
     --manifest-path "${COOKBOOK_SOURCE}/Cargo.toml" \
     $(for bin in "${BINS[@]}"; do echo "-p" "${bin}"; done)