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3cb9da1461
functionality. (system_call_cleanup::system_call_cleanup): Set up signals like system() requires. Unblock previously-blocked signal handling. (system_call_cleanup::~system_call_cleanup): Restore signal handling after system(). (child_info_spawn::worker): Put signals on hold and use system_call_cleanup class to set and restore signals rather than doing it prior to to running the program. Remove the ill-conceived pthread_cleanup stuff.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cygwin documentation is available on the net at http://cygwin.com You might especially be interested in http://cygwin.com/faq/faq.programming.html#faq.programming.building-cygwin