various scripts - reverted the calls to io_popen and os_execute back

                  to the respective lua calls.

Author: wpferguson

contrib/autostyle.lua

@@ -69,7 +69,7 @@ script_data.show = nil -- only required for libs since the destroy_method only h
 -- run command and retrieve stdout
 local function get_stdout(cmd)
   -- Open the command, for reading
-  local fd = assert(syslib.io_popen(cmd, 'r'))
+  local fd = assert(io.popen(cmd, 'r'))
   darktable.control.read(fd)
   -- slurp the whole file
   local data = assert(fd:read('*a'))
@@ -188,4 +188,4 @@ darktable.register_event("autostyle", "post-import-image",
 
 
 script_data.destroy = destroy
-return script_data
+return script_data

contrib/color_profile_manager.lua

@@ -107,7 +107,7 @@ end
 
 local function list_profiles(dir)
   local files = {}
-  local p = dtsys.io_popen(DIR_CMD .. " " .. dir)
+  local p = io.popen(DIR_CMD .. " " .. dir)
   if p then
     for line in p:lines() do
       table.insert(files, line)

contrib/fujifilm_dynamic_range.lua

@@ -106,7 +106,7 @@ local function detect_dynamic_range(event, image)
 	-- without -n flag, exiftool will round to the nearest tenth
 	command = command .. " -RawExposureBias -n -t " .. RAF_filename
 	dt.print_log(command)
-	output = dtsys.io_popen(command)
+	output = io.popen(command)
 	local raf_result = output:read("*all")
 	output:close()
 	if #raf_result == 0 then

contrib/fujifilm_ratings.lua

@@ -65,7 +65,7 @@ local function detect_rating(event, image)
 	local JPEG_filename = string.gsub(RAF_filename, "%.RAF$", ".JPG")
 	local command = "exiftool -Rating " .. JPEG_filename
 	dt.print_log(command)
-	local output = dtsys.io_popen(command)
+	local output = io.popen(command)
 	local jpeg_result = output:read("*all")
 	output:close()
 	if string.len(jpeg_result) > 0 then
@@ -76,7 +76,7 @@ local function detect_rating(event, image)
 	end
 	command = "exiftool -Rating " .. RAF_filename
 	dt.print_log(command)
-	output = dtsys.io_popen(command)
+	output = io.popen(command)
 	local raf_result = output:read("*all")
 	output:close()
 	if string.len(raf_result) > 0 then

contrib/geoJSON_export.lua

@@ -331,7 +331,7 @@ dt.preferences.register("geoJSON_export",
 	_("opens the geoJSON file after the export with the standard program for geoJSON files"),
 	false )
 
-local handle = dtsys.io_popen("xdg-user-dir DESKTOP")
+local handle = io.popen("xdg-user-dir DESKTOP")
 local result = handle:read()
 handle:close()
 if (result == nil) then

contrib/geoToolbox.lua

@@ -412,7 +412,7 @@ local function reverse_geocode()
     -- jq could be replaced with a Lua JSON parser
     startCommand = string.format("curl --silent \"https://api.mapbox.com/geocoding/v5/mapbox.places/%s,%s.json?types=%s&access_token=%s\" | jq '.features | .[0] | '.text''", lon1, lat1, types, tokan)
 
-    local handle = dtsys.io_popen(startCommand)
+    local handle = io.popen(startCommand)
     local result = trim12(handle:read("*a"))
     handle:close()
 

contrib/image_stack.lua

@@ -348,7 +348,7 @@ local function list_files(search_string)
     search_string = string.gsub(search_string, "/", "\\\\")
   end
 
-  local f = dtsys.io_popen(ls .. search_string)
+  local f = io.popen(ls .. search_string)
   if f then
     local found_file = f:read()
     while found_file do 

contrib/image_time.lua

@@ -226,7 +226,7 @@ local function get_image_taken_time(image)
 
   local exiv2 = df.check_if_bin_exists("exiv2")
   if exiv2 then
-    p = dtsys.io_popen(exiv2 .. " -K Exif.Image.DateTime " .. image.path .. PS .. image.filename)
+    p = io.popen(exiv2 .. " -K Exif.Image.DateTime " .. image.path .. PS .. image.filename)
     if p then
       for line in p:lines() do
         if string.match(line, "Exif.Image.DateTime") then
@@ -244,7 +244,7 @@ end
 
 local function _get_windows_image_file_creation_time(image)
   local datetime = nil
-  local p = dtsys.io_popen("dir " .. image.path .. PS .. image.filename)
+  local p = io.popen("dir " .. image.path .. PS .. image.filename)
   if p then
     for line in p:lines() do
       if string.match(line, ds.sanitize_lua(image.filename)) then
@@ -265,7 +265,7 @@ end
 
 local function _get_nix_image_file_creation_time(image)
   local datetime = nil
-  local p = dtsys.io_popen("ls -lL --time-style=full-iso " .. image.path .. PS .. image.filename)
+  local p = io.popen("ls -lL --time-style=full-iso " .. image.path .. PS .. image.filename)
   if p then
     for line in p:lines() do
       if string.match(line, ds.sanitize_lua(image.filename)) then

contrib/kml_export.lua

@@ -343,7 +343,7 @@ if dt.configuration.running_os == "windows" then
 elseif dt.configuration.running_os == "macos" then
   defaultDir =  os.getenv("HOME")
 else
-  local handle = dsys.io_popen("xdg-user-dir DESKTOP")
+  local handle = io.popen("xdg-user-dir DESKTOP")
   defaultDir = handle:read()
   handle:close()
 end

official/enfuse.lua

@@ -116,7 +116,7 @@ if enfuse_installed then
 
   local version = nil
 
-  local p = dtsys.io_popen(enfuse_installed .. " --version")
+  local p = io.popen(enfuse_installed .. " --version")
   local f = p:read("all")
   p:close()
   version = string.match(f, "enfuse (%d.%d)")