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-rw-r--r--src/main.cpp14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/main.cpp b/src/main.cpp
index a422610..c03a5ec 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -48,6 +48,20 @@ main(int /*argc*/, char** /*argv*/)
// boilerplate i18n
setlocale(LC_ALL, "");
+
+ // Initialize LC_NUMERIC with 'POSIX'. This assures that float number
+ // conversions (from float to string via e.g. g_strdup_sprintf()) always
+ // use a dot in decimal numbers.
+ //
+ // This resolves blackening of the screen if users with e.g. de_DE.UTF-8
+ // use the brightness slider and hand over a komma-decimal to the xsct
+ // executable (which only understands dot-decimals).
+ //
+ // As we don't use numbers / number conversions anywhere else in the
+ // display indicator, this global setting of LC_NUMERIC seems to be the
+ // easiest approach.
+ setlocale(LC_NUMERIC, "POSIX");
+
bindtextdomain(GETTEXT_PACKAGE, LOCALEDIR);
textdomain(GETTEXT_PACKAGE);