13161 2019-01-31 02:50:06 +0000 [2.7 M2 RC1] Perl can not handle signals 2019-02-14 05:56:48 +0000 1 1 7 Build System, Metadata & Runtime OE-Core core 2.7 x86 Multiple VERIFIED FIXED Medium+ normal 2.7 M3 1 yi.zhao alex.kanavin ee.peng.yeoh meta.mr.watcher meta.watcher richard.purdie ross.burton yi.zhao yi.zhao --- New (Never tested) No (bug/feature does not impact docs) oldest_to_newest 82909 0 4427 yi.zhao 2019-01-31 02:50:06 +0000 Created attachment 4427 test.pl Image location: https://autobuilder.yocto.io/pub/releases/yocto-2.7_M2.rc1/ Git rev: master/1979d9162a335b7d4718a6697ca57bfa16237f0e I found the perl can not handle signal on poky with core-image-sato-sdk: #################################################### root@beaglebone-yocto:~# cat test.pl #!/usr/bin/env perl use strict; use warnings; $SIG{INT} = sub { die "Caught a sigint $!" }; sleep(20); root@beaglebone-yocto:~# chmod a+x ./test.pl root@beaglebone-yocto:~# ./test.pl No such signal: SIGINT at ./test.pl line 6. ^C #################################################### Run the test.pl on Ubuntu 16.04, I got the correct result: #################################################### $ ./test.pl ^CCaught a sigint Interrupted system call at ./test.pl line 5. #################################################### Run command perl -e 'foreach (keys %SIG) { print "$_\n" }' to check the signals in perl: On poky: ################################################# root@beaglebone-yocto:~# perl -e 'foreach (keys %SIG) { print "$_\n" }' root@beaglebone-yocto:~# ################################################ On Ubuntu 16.04: #################################################### $ perl -e 'foreach (keys %SIG) { print "$_\n" }' NUM32 XCPU PROF STOP ABRT PIPE NUM63 NUM55 NUM48 [snip] #################################################### This issue happens on both qemu and BSPs. 82910 1 ross.burton 2019-01-31 10:14:51 +0000 Try adding 'seq' to HOSTTOOLS and rebuilding perl. 82915 2 ross.burton 2019-01-31 15:50:06 +0000 A patch was sent to the list (bitbake.conf: Add seq to HOSTTOOLS) to fix this. 82944 3 alex.kanavin 2019-02-01 13:51:14 +0000 I can confirm that latest poky master fixes this. 82992 4 yi.zhao 2019-02-14 05:56:48 +0000 Verified with 2.7 M2 RC2. Git rev: master/be52da152a4d9f9e798844f592ec9ae7e051c658 4427 2019-01-31 02:50:06 +0000 2019-01-31 02:50:06 +0000 test.pl test.pl application/x-perl 106 yi.zhao IyEvdXNyL2Jpbi9lbnYgcGVybAoKdXNlIHN0cmljdDsKdXNlIHdhcm5pbmdzOwoKJFNJR3tJTlR9 ID0gc3ViIHsgZGllICJDYXVnaHQgYSBzaWdpbnQgJCEiIH07CgpzbGVlcCgyMCk7Cg==