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1a9a235a5a
* pinfo.h (_pinfo::exists): Declare "new" function. (_pinfo::kill): Ditto. * fhandler_termios.cc (tty_min::kill_pgrp): Use _pinfo::exists rather than proc_exists. * pinfo.cc (pinfo::init): Ditto. Don't do a low_priority_sleep(0) when looping to find exec'ed procinfo. (pinfo::release): Be more careful about unmapping and closing. * signal.cc (_pinfo::kill): Rename from kill_worker. Accommodate entry into _pinfo class. (kill0): Use _pinfo::kill rather than kill_worker. (kill_pgrp): Ditto. Use _pinfo::exists rather than proc_exists. * sigproc.cc (_pinfo::exists): Rename from proc_exists. (pid_exists): Use _pinfo::exists rather than proc_exists. (remove_proc): Ditto. * sigproc.h (proc_exists): Delete declaration.