[pypy-commit] pypy default: add missing docstrings

[cfbolz]

Author: Carl Friedrich Bolz <cfbolz at gmx.de>
Branch: 
Changeset: r88113:eaecb5690cd9
Date: 2016-11-03 12:25 +0100
http://bitbucket.org/pypy/pypy/changeset/eaecb5690cd9/

Log:	add missing docstrings

diff --git a/pypy/module/signal/interp_signal.py b/pypy/module/signal/interp_signal.py
--- a/pypy/module/signal/interp_signal.py
+++ b/pypy/module/signal/interp_signal.py
@@ -179,11 +179,19 @@
 @jit.dont_look_inside
 @unwrap_spec(timeout=int)
 def alarm(space, timeout):
+    """alarm(seconds)
+
+    Arrange for SIGALRM to arrive after the given number of seconds.
+    """
     return space.wrap(c_alarm(timeout))
 
 
 @jit.dont_look_inside
 def pause(space):
+    """pause()
+
+    Wait until a signal arrives.
+    """
     c_pause()
     return space.w_None
 
@@ -258,6 +266,12 @@
 @jit.dont_look_inside
 @unwrap_spec(signum=int, flag=int)
 def siginterrupt(space, signum, flag):
+    """siginterrupt(sig, flag) -> None
+
+    change system call restart behaviour: if flag is False, system calls
+    will be restarted when interrupted by signal sig, else system calls
+    will be interrupted.
+    """
     check_signum_in_range(space, signum)
     if rffi.cast(lltype.Signed, c_siginterrupt(signum, flag)) < 0:
         errno = rposix.get_saved_errno()