new configuration templates based on fragments

[AGL/meta-agl.git] / scripts / aglsetup.sh

diff --git a/scripts/aglsetup.sh b/scripts/aglsetup.sh
new file mode 100644 (file)
index 0000000..b11a541
--- /dev/null
+++ b/scripts/aglsetup.sh
@@ -0,0 +1,60 @@
+################################################################################
+#
+# The MIT License (MIT)
+#
+# Copyright (c) 2016 Stéphane Desneux <sdx@iot.bzh>
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+#
+################################################################################
+
+# detect if this script is sourced: see http://stackoverflow.com/a/38128348/6255594
+SOURCED=0
+if [ -n "$ZSH_EVAL_CONTEXT" ]; then 
+       [[ $ZSH_EVAL_CONTEXT =~ :file$ ]] && { SOURCED=1; SOURCEDIR=$(cd $(dirname -- $0) && pwd -P); }
+elif [ -n "$KSH_VERSION" ]; then
+       [[ "$(cd $(dirname -- $0) && pwd -P)/$(basename -- $0)" != "$(cd $(dirname -- ${.sh.file}) && pwd -P)/$(basename -- ${.sh.file})" ]] && { SOURCED=1; SOURCEDIR=$(cd $(dirname -- ${.sh.file}) && pwd -P); }
+elif [ -n "$BASH_VERSION" ]; then
+       [[ $0 != "$BASH_SOURCE" ]] && { SOURCED=1; SOURCEDIR=$(cd $(dirname -- $BASH_SOURCE) && pwd -P); }
+fi
+
+if [ $SOURCED -ne 1 ]; then
+       unset SOURCED
+       unset SOURCEDIR
+    echo "Error: this script needs to be sourced in a supported shell" >&2
+    echo "Please check that the current shell is bash, zsh or ksh and run this script as '. $0 <args>'" >&2
+    return 1
+else
+       unset SOURCED
+       tmpfile=$(mktemp /tmp/aglsetup.XXXXXXXX)
+       $SOURCEDIR/.aglsetup_genconfig.bash -s $tmpfile "$@"
+       rc=$?
+       unset SOURCEDIR
+       if [ $rc -eq 0 ]; then
+               source $tmpfile
+               rc=$?
+       else
+               echo "Error: configuration files generation failed. Environment is not ready."
+       fi
+
+       rm -f $tmpfile
+       unset tmpfile
+       return $rc
+fi
+