From 465cf64dece7464fb3d35cc2a96dc61496e9090b Mon Sep 17 00:00:00 2001
From: oech3 <79379754+oech3@users.noreply.github.com>
Date: Fri, 5 Dec 2025 19:34:03 +0900
Subject: [PATCH 1/2] build-gnu.sh: Use MULTICALL=y and skip not used utils for
 faster build

---
 util/build-gnu.sh | 31 ++++++++++++++++---------------
 1 file changed, 16 insertions(+), 15 deletions(-)

diff --git a/util/build-gnu.sh b/util/build-gnu.sh
index 532e905929d..ba8b2e488dd 100755
--- a/util/build-gnu.sh
+++ b/util/build-gnu.sh
@@ -94,29 +94,30 @@ else
 fi
 cd -
 
-# Pass the feature flags to make, which will pass them to cargo
-"${MAKE}" PROFILE="${PROFILE}" CARGOFLAGS="${CARGO_FEATURE_FLAGS}"
-# min test for SELinux
-[ "${SELINUX_ENABLED}" = 1 ] && touch g && "${PROFILE}"/stat -c%C g && rm g
-
-cp "${UU_BUILD_DIR}/install" "${UU_BUILD_DIR}/ginstall" # The GNU tests rename this script before running, to avoid confusion with the make target
-# Create *sum binaries
-for sum in b2sum b3sum md5sum sha1sum sha224sum sha256sum sha384sum sha512sum; do
-    sum_path="${UU_BUILD_DIR}/${sum}"
-    test -f "${sum_path}" || (cd ${UU_BUILD_DIR} && ln -s "hashsum" "${sum}")
-done
-test -f "${UU_BUILD_DIR}/[" || (cd ${UU_BUILD_DIR} && ln -s "test" "[")
+"${MAKE}" UTILS=install PROFILE="${PROFILE}" CARGOFLAGS="${CARGO_FEATURE_FLAGS}"
+ln -vf "${UU_BUILD_DIR}/install" "${UU_BUILD_DIR}/ginstall" # The GNU tests use renamed install to ginstall
+if [ "${SELINUX_ENABLED}" = 1 ];then
+    # Needs few utils for SELinux tests. Cannot use MULTICALL=y
+    "${MAKE}" UTILS="runcon chcon cat cp id ls mkdir mkfifo mknod touch stat" PROFILE="${PROFILE}" CARGOFLAGS="${CARGO_FEATURE_FLAGS}"
+    # min test for SELinux
+    touch g && "${PROFILE}"/stat -c%C g && rm g
+else
+    # Use MULTICALL=y for faster build time.
+    "${MAKE}" MULTICALL=y SKIP_UTILS="install more" PROFILE="${PROFILE}" CARGOFLAGS="${CARGO_FEATURE_FLAGS}"
+    for binary in $("${UU_BUILD_DIR}"/coreutils --list)
+        do ln -vf "${UU_BUILD_DIR}/coreutils" "${UU_BUILD_DIR}/${binary}"
+    done
+fi
 
 ##
 
 cd "${path_GNU}" && echo "[ pwd:'${PWD}' ]"
 
-# Any binaries that aren't built become `false` so their tests fail
+echo "Symlinking binaries that aren't built become `false` so their tests fail"
 for binary in $(./build-aux/gen-lists-of-programs.sh --list-progs); do
     bin_path="${UU_BUILD_DIR}/${binary}"
     test -f "${bin_path}" || {
-        echo "'${binary}' was not built with uutils, using the 'false' program"
-        cp "${UU_BUILD_DIR}/false" "${bin_path}"
+        ln -svf /usr/bin/false "${bin_path}"
     }
 done
 

From 4b0ef7abb4f663fe555380ecb985b1559469f62f Mon Sep 17 00:00:00 2001
From: oech3 <79379754+oech3@users.noreply.github.com>
Date: Mon, 8 Dec 2025 19:56:40 +0900
Subject: [PATCH 2/2] build-gnu.sh: Use SKIP_UTILS for SELinux tests

---
 util/build-gnu.sh | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/util/build-gnu.sh b/util/build-gnu.sh
index f38a88a6e4d..abe1130aae3 100755
--- a/util/build-gnu.sh
+++ b/util/build-gnu.sh
@@ -97,9 +97,9 @@ cd -
 "${MAKE}" UTILS=install PROFILE="${PROFILE}" CARGOFLAGS="${CARGO_FEATURE_FLAGS}"
 ln -vf "${UU_BUILD_DIR}/install" "${UU_BUILD_DIR}/ginstall" # The GNU tests use renamed install to ginstall
 if [ "${SELINUX_ENABLED}" = 1 ];then
-    # Needs few utils for SELinux tests. Cannot use MULTICALL=y even it is faster to build...
-    "${MAKE}" UTILS="basename cat chcon cp du echo env id ln ls mkdir mkfifo mknod mktemp mv printf rm rmdir runcon stat test touch tr uname whoami" PROFILE="${PROFILE}" CARGOFLAGS="${CARGO_FEATURE_FLAGS}"
-    ln -vf "${UU_BUILD_DIR}/test" "${UU_BUILD_DIR}/["
+    # Building few utils for SELinux tests should save  4 min. But difficult to list the. Also MULTICALL=y fails even it is faster to build...
+    # "${MAKE}" UTILS="basename cat chcon cp du echo env id ln ls mkdir mkfifo mknod mktemp mv printf rm rmdir runcon stat test touch tr uname whoami" PROFILE="${PROFILE}" CARGOFLAGS="${CARGO_FEATURE_FLAGS}"
+    "${MAKE}" SKIP_UTILS="factor hashsum shuf shred install more" PROFILE="${PROFILE}" CARGOFLAGS="${CARGO_FEATURE_FLAGS}"
     # min test for SELinux
     touch g && "${PROFILE}"/stat -c%C g && rm g
 else