patch 8.0.1833: X11: ":echo 3.14" gives E806
Problem: X11: ":echo 3.14" gives E806.
Solution: set LC_NUMERIC to "C". (Dominique Pelle, closes #2368)
diff --git a/src/gui_x11.c b/src/gui_x11.c
index 4908449..7a5cae0 100644
--- a/src/gui_x11.c
+++ b/src/gui_x11.c
@@ -1282,6 +1282,17 @@
cmdline_options, XtNumber(cmdline_options),
CARDINAL &gui_argc, gui_argv);
+# if defined(FEAT_FLOAT) && defined(LC_NUMERIC)
+ {
+ /* The call to XtOpenDisplay() may have set the locale from the
+ * environment. Set LC_NUMERIC to "C" to make sure that strtod() uses a
+ * decimal point, not a comma. */
+ char *p = setlocale(LC_NUMERIC, NULL);
+
+ if (p == NULL || strcmp(p, "C") != 0)
+ setlocale(LC_NUMERIC, "C");
+ }
+# endif
if (app_context == NULL || gui.dpy == NULL)
{
gui.dying = TRUE;