[ruby-cvs:72907] k0kubun:r65807 (trunk): process.c: do not run signal handler before fork

[k0kubun at ruby-lang.org]

k0kubun	2018-11-19 22:33:07 +0900 (Mon, 19 Nov 2018)

  New Revision: 65807

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=65807

  Log:
    process.c: do not run signal handler before fork
    
    to prevent from proceeding one for MJIT while it's not safe yet.
    By that situation, MJIT worker could be waiting for compiler process forever
    http://ci.rvm.jp/results/trunk-mjit@silicon-docker/1468033
    
    [Bug #15320]

  Modified files:
    trunk/internal.h
    trunk/mjit.c
    trunk/process.c