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-rw-r--r--src/libcamera/yaml_parser.cpp34
1 files changed, 33 insertions, 1 deletions
diff --git a/src/libcamera/yaml_parser.cpp b/src/libcamera/yaml_parser.cpp
index d8a7c2f9..2806c591 100644
--- a/src/libcamera/yaml_parser.cpp
+++ b/src/libcamera/yaml_parser.cpp
@@ -31,6 +31,38 @@ namespace {
/* Empty static YamlObject as a safe result for invalid operations */
static const YamlObject empty;
+/*
+ * Construct a global RAII locale for use by all YAML parser instances to
+ * ensure consistency when parsing configuration files and types regardless of
+ * the system locale configuration.
+ *
+ * For more information see:
+ * - https://bugs.libcamera.org/show_bug.cgi?id=174
+ */
+class Locale
+{
+public:
+ Locale(const char *locale)
+ {
+ locale_ = newlocale(LC_ALL_MASK, locale, static_cast<locale_t>(0));
+ if (locale_ == static_cast<locale_t>(0))
+ LOG(YamlParser, Fatal)
+ << "Failed to construct a locale";
+ }
+
+ ~Locale()
+ {
+ freelocale(locale_);
+ }
+
+ locale_t locale() { return locale_; }
+
+private:
+ locale_t locale_;
+};
+
+Locale yamlLocale("C");
+
} /* namespace */
/**
@@ -283,7 +315,7 @@ std::optional<double> YamlObject::get() const
char *end;
errno = 0;
- double value = std::strtod(value_.c_str(), &end);
+ double value = strtod_l(value_.c_str(), &end, yamlLocale.locale());
if ('\0' != *end || errno == ERANGE)
return std::nullopt;