#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0+
#
# Copyright (C) 2016, Lukasz Majewski <l.majewski@majess.pl>
#
-# SPDX-License-Identifier: GPL-2.0+
-#
# This file extracts default envs from built u-boot
# usage: get_default_envs.sh [build dir] > u-boot-env-default.txt
: "${OBJCOPY:=${CROSS_COMPILE:-}objcopy}"
-ENV_OBJ_FILE="built-in.o"
+ENV_OBJ_FILE="common.o"
ENV_OBJ_FILE_COPY="copy_${ENV_OBJ_FILE}"
echoerr() { echo "$@" 1>&2; }
fi
env_obj_file_path=$(find ${path} -path "*/env/*" -not -path "*/spl/*" \
- -name "${ENV_OBJ_FILE}")
+ -not -path "*/tools/*" -name "${ENV_OBJ_FILE}")
[ -z "${env_obj_file_path}" ] && \
{ echoerr "File '${ENV_OBJ_FILE}' not found!"; exit 1; }
# NOTE: objcopy saves its output to file passed in
# (copy_${ENV_OBJ_FILE} in this case)
-${OBJCOPY} -O binary -j ".rodata.default_environment" ${ENV_OBJ_FILE_COPY}
+${OBJCOPY} --dump-section .rodata.default_environment=${ENV_OBJ_FILE_COPY} \
+ ${env_obj_file_path}
-# Replace default '\0' with '\n' and sort entries
-tr '\0' '\n' < ${ENV_OBJ_FILE_COPY} | sort -u
+# Replace default '\0' with '\n' , remove blank lines and sort entries
+tr '\0' '\n' < ${ENV_OBJ_FILE_COPY} | sed -e '/^\s*$/d' | sort --field-separator== -k1,1 --stable
rm ${ENV_OBJ_FILE_COPY}