[systemd-devel] [PATCH v2 2/2] bootchart: escape non printable process name

[Lennart Poettering]

On Mon, 03.11.14 15:00, WaLyong Cho (walyong.cho at samsung.com) wrote:

> ---
>  src/bootchart/svg.c | 10 +++++++---
>  1 file changed, 7 insertions(+), 3 deletions(-)
> 
> diff --git a/src/bootchart/svg.c b/src/bootchart/svg.c
> index faf377e..e5569e1 100644
> --- a/src/bootchart/svg.c
> +++ b/src/bootchart/svg.c
> @@ -39,6 +39,7 @@
>  #include "svg.h"
>  #include "bootchart.h"
>  #include "list.h"
> +#include "utf8.h"
>  
>  #define time_to_graph(t) ((t) * arg_scale_x)
>  #define ps_to_graph(n) ((n) * arg_scale_y)
> @@ -1006,12 +1007,15 @@ static void svg_ps_bars(void) {
>          /* pass 2 - ps boxes */
>          ps = ps_first;
>          while ((ps = get_next_ps(ps))) {
> -                _cleanup_free_ char *enc_name = NULL;
> +                _cleanup_free_ char *enc_name = NULL, *escaped = NULL;
>                  double endtime;
>                  double starttime;
>                  int t;
>  
> -                enc_name = xml_comment_encode(ps->name);
> +                if (!utf8_is_printable(ps->name, strlen(ps->name)))
> +                        escaped = utf8_escape_non_printable(ps->name);
> +
> +                enc_name = xml_comment_encode(escaped ? escaped : ps->name);

Not liking the nonchalant ignoring of OOM here, but I figure the
bootchart code isn't very good at than anyway...

Lennart

-- 
Lennart Poettering, Red Hat