So, this appears to be doable.
But should I assume that the svcadm executable is
not relocatable?
Tim Bell wrote:
> James Carlson wrote:
>
>> I'd use:
>>
>> if [ -x /usr/sbin/svcadm ]; then
>> # SMF is present
>> else
>> # SMF is not present
>> fi
>>
>> In other words, test for the feature you actually want, rather than
>> some unrelated artifact of the system, such as the kernel's version
>> number.
>
> I completely agree with the words above. Many well intentioned version
> checks grow stale and cause problems later.
>
Right.
>> (Not sure what the Java equivalent would be, but there ought to be
>> one.)
>
> This would get you started:
>
> public class SvcCheck {
> public static boolean check() {
> java.io.File fi = new java.io.File ("/usr/sbin/svcadm");
> return (fi.exists() && fi.canExecute());
> }
>
> public static void main(String[] args) {
> if (check()) {
> System.out.println("svcadm is available");
> /* Go off and work with svcadm */
> } else {
> System.out.println("svcadm not found");
> }
> }
> }
>
>
> % javac SvcCheck.java
> % uname -r
> 5.11
> % java SvcCheck
> svcadm is available
>
> Over on a legacy system:
>
> % uname -r
> 5.9
> % java SvcCheck
> svcadm not found
>
> Hope this helps - Tim
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> smf-discuss at opensolaris.org
