Import Ardour's LocaleGuard to fix problems with saving decimals to metadata (#119).

1 files changed, 19 insertions, 0 deletions

diff --git a/src/lib/util.cc b/src/lib/util.cc
index 557e9a34b..e43b598ab 100644
--- a/src/lib/util.cc
+++ b/src/lib/util.cc
@@ -1018,3 +1018,22 @@ FrameRateConversion::FrameRateConversion (float source, int dcp)
 		}
 	}
 }
+
+LocaleGuard::LocaleGuard ()
+	: _old (0)
+{
+	char const * old = setlocale (LC_NUMERIC, 0);
+
+        if (old) {
+                _old = strdup (old);
+                if (strcmp (_old, "POSIX")) {
+                        setlocale (LC_NUMERIC, "POSIX");
+                }
+        }
+}
+
+LocaleGuard::~LocaleGuard ()
+{
+	setlocale (LC_NUMERIC, _old);
+	free (_old);
+}