nobu	2009-09-13 18:51:04 +0900 (Sun, 13 Sep 2009)

  New Revision: 24895

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=24895

  Log:
    * signal.c (rb_f_kill): added rdoc about exceptions.

  Modified files:
    trunk/signal.c

Index: signal.c
===================================================================
--- signal.c	(revision 24894)
+++ signal.c	(revision 24895)
@@ -325,6 +325,16 @@
  *  <em>produces:</em>
  *
  *     Ouch!
+ *
+ *  If _signal_ is an integer but wrong for signal,
+ *  <code>Errno::EINVAL</code> or +RangeError+ will be raised.
+ *  Otherwise unless _signal_ is a +String+ or a +Symbol+, and a known
+ *  sinal name, +ArgumentError+ will be raised.
+ *
+ *  Also, <code>Errno::ESRCH</code> or +RangeError+ for invalid _pid_,
+ *  <code>Errno::EPERM</code> when failed because of no privilege,
+ *  will be raised.  In these cases, signals may have been sent to
+ *  preceding processes.
  */
 
 VALUE

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