[libvirt] [PATCH] Convert one use of strncpy + strcat to snprintf in test driver.

Daniel P. Berrange berrange at redhat.com
Tue Aug 11 09:40:54 UTC 2009


On Fri, Aug 07, 2009 at 11:06:26AM +0200, Chris Lalancette wrote:
> Signed-off-by: Chris Lalancette <clalance at redhat.com>
> ---
>  src/test.c |    5 ++---
>  1 files changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/src/test.c b/src/test.c
> index 470816b..ab6cfdf 100644
> --- a/src/test.c
> +++ b/src/test.c
> @@ -417,9 +417,8 @@ static char *testBuildFilename(const char *relativeTo,
>          char *absFile;
>          if (VIR_ALLOC_N(absFile, baseLen + strlen(filename) + 1) < 0)
>              return NULL;
> -        strncpy(absFile, relativeTo, baseLen);
> -        absFile[baseLen] = '\0';
> -        strcat(absFile, filename);
> +        snprintf(absFile, baseLen + strlen(filename) + 1, "%s%s",
> +                 relativeTo, filename);
>          return absFile;
>      } else {
>          return strdup(filename);

Since you're returning an allocated buffer, kill the VIR_ALLOC_N too
and use virAsprintf.

Daniel
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