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authorRomain Forlot <romain.forlot@iot.bzh>2017-09-20 16:54:14 +0200
committerRomain Forlot <romain.forlot@iot.bzh>2017-12-14 11:00:25 +0100
commit78202d5bd8a8d09a55bb71b9df6d3f54b18184b8 (patch)
treeafbc89a7c104a70e7771939765309e977a5ab96a /conf.d/project/lua.d/onload-daemon-00-utils.lua
parentb68f95e384aa35b54e453b5e7d09dabf8d82340c (diff)
Make LUA works
- Added LUA library at link - Make app-template crash build if a checked file fails - Fix old defined variable CONTROL_LUA_PATH to a default one in the binding data directory - Add an example with unit conversion made in LUA Change-Id: I1b4712bde32a38044ad6b14ebd38b6782fd01fe9 Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'conf.d/project/lua.d/onload-daemon-00-utils.lua')
-rw-r--r--conf.d/project/lua.d/onload-daemon-00-utils.lua86
1 files changed, 0 insertions, 86 deletions
diff --git a/conf.d/project/lua.d/onload-daemon-00-utils.lua b/conf.d/project/lua.d/onload-daemon-00-utils.lua
deleted file mode 100644
index 29d2c70..0000000
--- a/conf.d/project/lua.d/onload-daemon-00-utils.lua
+++ /dev/null
@@ -1,86 +0,0 @@
---[[
- Copyright (C) 2016 "IoT.bzh"
- Author Fulup Ar Foll <fulup@iot.bzh>
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-
- Note: this file should be called before any other to assert declare function
- is loaded before anything else.
-
- References:
- http://lua-users.org/wiki/DetectingUndefinedVariables
-
---]]
-
-
---===================================================
---= Niklas Frykholm
--- basically if user tries to create global variable
--- the system will not let them!!
--- call GLOBAL_lock(_G)
---
---===================================================
-function GLOBAL_lock(t)
- local mt = getmetatable(t) or {}
- mt.__newindex = lock_new_index
- setmetatable(t, mt)
-end
-
---===================================================
--- call GLOBAL_unlock(_G)
--- to change things back to normal.
---===================================================
-function GLOBAL_unlock(t)
- local mt = getmetatable(t) or {}
- mt.__newindex = unlock_new_index
- setmetatable(t, mt)
-end
-
-function lock_new_index(t, k, v)
- if (string.sub(k,1,1) ~= "_") then
- GLOBAL_unlock(_G)
- error("GLOBALS are locked -- " .. k ..
- " must be declared local or prefix with '_' for globals.", 2)
- else
- rawset(t, k, v)
- end
-end
-
-function unlock_new_index(t, k, v)
- rawset(t, k, v)
-end
-
--- return serialised version of printable table
-function Dump_Table(o)
- if type(o) == 'table' then
- local s = '{ '
- for k,v in pairs(o) do
- if type(k) ~= 'number' then k = '"'..k..'"' end
- s = s .. '['..k..'] = ' .. Dump_Table(v) .. ','
- end
- return s .. '} '
- else
- return tostring(o)
- end
-end
-
-
--- simulate C prinf function
-printf = function(s,...)
- io.write(s:format(...))
- io.write("\n")
- return
-end
-
--- lock global variable
-GLOBAL_lock(_G)