RFR(M): 8200126: [TESTBUG] Open source VM runtime signal tests

[Christian Tornqvist]

Hi Misha,

This looks good, thanks for doing this.

Thanks,
Christia

> On Mar 29, 2018, at 10:41 04PM, Mikhailo Seledtsov <mikhailo.seledtsov at oracle.com> wrote:
> 
> While testing I discovered build errors on Mac and Solaris. The following statement " BUILD_HOTSPOT_JTREG_EXECUTABLES_LIBS_exesigtest := -ljvm" was added to a Linux-only block. I have updated the make file to add this for any platform w/o conditions; the " exesigtest.c" is excluded from Windows anyway down below in the make file. I am not 100% sure this is the correct way to modify the make file; if not please advise the correct way.
> With this fix all 4 builds pass.
> 
> Here is the updated webrev:
>    http://cr.openjdk.java.net/~mseledtsov/8200126.02.open/index.html
> 
> Thank you,
> Misha
> 
> 
> On 3/29/18, 4:00 PM, mikhailo wrote:
>> I have addressed feedback from Christian, David and Magnus. Here is the updated webrev:
>> 
>> http://cr.openjdk.java.net/~mseledtsov/8200126.01.open/index.html
>> 
>> 
>> I have also confirmed that output from exesigtest.c printf() is logged into .jtr files.
>> 
>>      Grepped for "signal", I can see the output such as:
>>          TestSigxfsz.jtr:SIGXFSZ: signal handler using function 'sigset' has been set
>>          TestSigxfsz.jtr:SIGXFSZ: signal handler for signal 25 has been processed
>>          TestSigxfsz.jtr:SIGXFSZ: signal has been sent successfully
>>          TestSigxfsz.jtr:SIGXFSZ: signal has been received
>>      Also can see other output from the printf, such as all initVM logs.
>> 
>> 
>> Thank you,
>> Misha
>> 
>> On 03/29/2018 02:49 PM, mikhailo wrote:
>>> Magnus,
>>> 
>>> Thank you for advice. I have updated the makefile accordingly. Will post updated webrev shortly.
>>> 
>>> 
>>> Misha
>>> 
>>> 
>>> On 03/28/2018 03:26 PM, Magnus Ihse Bursie wrote:
>>>> Yes, you seem to have based this off an old version of JtregNativeHotspot.gmk.
>>>> 
>>>> If you update the file I think you see how you should do it, but I'll give you some help:
>>>> 
>>>> ifeq ($(OPENJDK_TARGET_OS), windows)
>>>>  BUILD_HOTSPOT_JTREG_EXECUTABLES_CFLAGS_exeFPRegs := -MT
>>>>  BUILD_HOTSPOT_JTREG_EXCLUDE += exesigtest.c
>>>> endif
>>> 
>>