Merge pull request #24178 from mrc0mmand/libgcc_s

test: install libgcc_s.so.1 explicitly if available

test/TEST-70-TPM2/test.sh

@@ -20,11 +20,6 @@ test_append_files() {
         install_dmevent
         generate_module_dependencies
         inst_binary tpm2_pcrextend
-
-        # On Ubuntu, cryptsetup does not link against libgcc_s.so.1
-        if get_bool "$LOOKS_LIKE_DEBIAN"; then
-            inst_library "/lib/$(dpkg-architecture -qDEB_HOST_MULTIARCH)/libgcc_s.so.1"
-        fi
 }
 
 TEST_70_TPM_DEVICE="tpm-tis"

test/test-functions

@@ -967,12 +967,6 @@ install_multipath() {
         # Install the library itself and create necessary symlinks
         inst_library "$file"
     done < <(find /lib*/multipath -type f)
-
-    if get_bool "$LOOKS_LIKE_ARCH"; then
-        # On Arch the multipath libraries are not linked against libgcc_s.so.1,
-        # but it's still required at runtime
-        inst_library "/lib64/libgcc_s.so.1"
-    fi
 }
 
 install_lvm() {
@@ -1227,6 +1221,14 @@ install_missing_libraries() {
         LD_LIBRARY_PATH="${LD_LIBRARY_PATH:+$LD_LIBRARY_PATH:}$(get_ldpath "$i")" inst_libs "$i"
     done
 
+    # Install libgcc_s.so if available, since it's dlopen()ed by libpthread
+    # and might cause unexpected failures during pthread_exit()/pthread_cancel()
+    # if not present
+    # See: https://github.com/systemd/systemd/pull/23858
+    while read -r libgcc_s; do
+        [[ -e "$libgcc_s" ]] && inst_library "$libgcc_s"
+    done < <(ldconfig -p | awk '/\/libgcc_s.so.1$/ { print $4 }')
+
     local lib path
     # A number of dependencies is now optional via dlopen, so the install
     # script will not pick them up, since it looks at linkage.
@@ -2427,6 +2429,7 @@ inst_library() {
         inst_simple "$reallib" "$reallib"
         inst_dir "${dest%/*}"
         [[ -d "${dest%/*}" ]] && dest="$(readlink -f "${dest%/*}")/${dest##*/}"
+        ddebug "Creating symlink $reallib -> $dest"
         ln -sfn -- "$(convert_abs_rel "${dest}" "${reallib}")" "${initdir}/${dest}"
     else
         inst_simple "$src" "$dest"