Merge branch 'feature/use-shld'

1 files changed, 93 insertions, 0 deletions

diff --git a/src/main.sh b/src/main.sh
new file mode 100644
index 0000000..d0ca8f7
--- /dev/null
+++ b/src/main.sh
@@ -0,0 +1,93 @@
+# Main program file
+#
+# Copyright (C) 2013, 2014  Patrick "P. J." McDermott
+#
+# This file is part of the ProteanOS Development Kit.
+#
+# The ProteanOS Development Kit is free software: you can redistribute
+# it and/or modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# The ProteanOS Development Kit is distributed in the hope that it
+# will be useful, but WITHOUT ANY WARRANTY; without even the implied
+# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with the ProteanOS Development Kit.  If not, see
+# <http://www.gnu.org/licenses/>.
+
+set -u
+
+# Constant global variables
+HT='	'
+LF='
+'
+OPTSTRING='hV'
+
+if [ -f "${0%/*}/../.builddirstamp" ]; then
+	in_place=true
+	builddir="${0%/*}/.."
+elif [ -f "${0%/*}/.builddirstamp" ]; then
+	in_place=true
+	builddir="${0%/*}"
+else
+	in_place=false
+	builddir=''
+fi
+
+main()
+{
+	local cmd=
+
+	load_locale
+	init_vardata
+
+	if ! get_options "${@}"; then
+		cmd_help_main >&2
+		exit 1
+	fi
+	shift $(($OPTIND - 1))
+
+	if ${opt_h:-false}; then
+		cmd='help'
+	elif ${opt_V:-false}; then
+		cmd='version'
+	elif [ ${#} -lt 1 ]; then
+		cmd_help_main >&2
+		exit 1
+	else
+		cmd="${1}"
+		shift
+	fi
+
+	srand $(expr ${$} + $(date '+%s'))
+
+	case "${cmd}" in
+		'help'|'version') ;;
+		*) check_uid || error 1 "$(get_msg 'uid_0_req')";;
+	esac
+	run_cmd "${cmd}" "${@}"
+
+	return ${?}
+}
+
+check_uid()
+{
+	local uname_s=
+	local uid=
+
+	uname_s="$( (uname -s) 2>/dev/null)" || uname_s='unknown'
+	uid="$(id -u)"
+
+	case "${uname_s}" in
+		'Linux')
+			if [ ${uid} -ne 0 ]; then
+				return 1
+			fi
+			;;
+	esac
+
+	return 0
+}