On Sun, Sep 6, 2020 at 5:49 AM Stefan Weil <s...@weilnetz.de> wrote:

> Am 05.09.20 um 23:10 schrieb Yonggang Luo:
>
> > On Windows there is no path like /tmp/s_local_disk.XXXXXX
> >
> > Signed-off-by: Yonggang Luo <luoyongg...@gmail.com>
> > ---
> >  tests/test-replication.c | 13 +++++++++----
> >  1 file changed, 9 insertions(+), 4 deletions(-)
> >
> > diff --git a/tests/test-replication.c b/tests/test-replication.c
> > index 9ab3666a90..3cf544a133 100644
> > --- a/tests/test-replication.c
> > +++ b/tests/test-replication.c
> > @@ -23,14 +23,14 @@
> >
> >  /* primary */
> >  #define P_ID "primary-id"
> > -static char p_local_disk[] = "/tmp/p_local_disk.XXXXXX";
> > +static char p_local_disk[PATH_MAX];
> >
> >  /* secondary */
> >  #define S_ID "secondary-id"
> >  #define S_LOCAL_DISK_ID "secondary-local-disk-id"
> > -static char s_local_disk[] = "/tmp/s_local_disk.XXXXXX";
> > -static char s_active_disk[] = "/tmp/s_active_disk.XXXXXX";
> > -static char s_hidden_disk[] = "/tmp/s_hidden_disk.XXXXXX";
> > +static char s_local_disk[PATH_MAX];
> > +static char s_active_disk[PATH_MAX];
> > +static char s_hidden_disk[PATH_MAX];
> >
> >  /* FIXME: steal from blockdev.c */
> >  QemuOptsList qemu_drive_opts = {
> > @@ -571,6 +571,11 @@ static void setup_sigabrt_handler(void)
> >  int main(int argc, char **argv)
> >  {
> >      int ret;
> > +    const char *tmpdir = g_get_tmp_dir();
> > +    sprintf(p_local_disk, "%s/p_local_disk.XXXXXX", tmpdir);
> > +    sprintf(s_local_disk, "%s/s_local_disk.XXXXXX", tmpdir);
> > +    sprintf(s_active_disk, "%s/s_active_disk.XXXXXX", tmpdir);
> > +    sprintf(s_hidden_disk, "%s/s_hidden_disk.XXXXXX", tmpdir);
> >      qemu_init_main_loop(&error_fatal);
> >      bdrv_init();
> >
>
>
> Maybe it is possible to use get_tmp_filename() (which could be
> simplified by using g_get_tmp_dir).
>
What  does get_tmp_filename mean? I didn't understand

>
> And please use snprintf instead of sprintf. I am afraid that a path can
> be longer than PATH_MAX, even if the tmpdir path is normally rather short.
>
 OK, I'll use  snprintf

>
> You could also allocate the different filenames dynamically instead of
> limiting them to PATH_MAX characters.
>
as a test, it's too complicated,

>
> Regards
>
> Stefan Weil
>
>
>

-- 
         此致
礼
罗勇刚
Yours
    sincerely,
Yonggang Luo

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