SVG: Specify encoding in SVG header

Charset encoding must be specified in SVG header.
Fix a warning from W3 validator.

Signed-off-by: Sebastien GODARD <sysstat@users.noreply.github.com>

diff --git a/sadf_misc.c b/sadf_misc.c
index 7994460e8bba1adfd80e1df97e914bdd1364ab2b..d907b95b56ffc4997467ec701d09a839514cff8d 100644 (file)
--- a/sadf_misc.c
+++ b/sadf_misc.c
@@ -831,7 +831,7 @@ __printf_funct_t print_svg_header(void *parm, int action, char *dfile,
        int *graph_nr = (int *) parm;
 
        if (action & F_BEGIN) {
-               printf("<?xml version=\"1.0\"?>\n");
+               printf("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
                printf("<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" ");
                printf("\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
                printf("<svg xmlns=\"http://www.w3.org/2000/svg\"");