Author: Armin Rigo <ar...@tunes.org>
Branch:
Changeset: r91445:a65f0a6fd69b
Date: 2017-05-30 13:35 +0200
http://bitbucket.org/pypy/pypy/changeset/a65f0a6fd69b/
Log: merge back changes to RPython in py3.5 (3ee9941e823c)
diff --git a/rpython/rlib/rposix.py b/rpython/rlib/rposix.py
--- a/rpython/rlib/rposix.py
+++ b/rpython/rlib/rposix.py
@@ -235,6 +235,7 @@
includes = ['unistd.h', 'sys/types.h', 'sys/wait.h',
'utime.h', 'sys/time.h', 'sys/times.h',
'sys/resource.h',
+ 'sched.h',
'grp.h', 'dirent.h', 'sys/stat.h', 'fcntl.h',
'signal.h', 'sys/utsname.h', _ptyh]
if sys.platform.startswith('linux'):
@@ -255,6 +256,10 @@
PRIO_PROCESS = rffi_platform.DefinedConstantInteger('PRIO_PROCESS')
PRIO_PGRP = rffi_platform.DefinedConstantInteger('PRIO_PGRP')
PRIO_USER = rffi_platform.DefinedConstantInteger('PRIO_USER')
+ SCHED_FIFO = rffi_platform.DefinedConstantInteger('SCHED_FIFO')
+ SCHED_RR = rffi_platform.DefinedConstantInteger('SCHED_RR')
+ SCHED_OTHER = rffi_platform.DefinedConstantInteger('SCHED_OTHER')
+ SCHED_BATCH = rffi_platform.DefinedConstantInteger('SCHED_BATCH')
O_NONBLOCK = rffi_platform.DefinedConstantInteger('O_NONBLOCK')
OFF_T = rffi_platform.SimpleType('off_t')
OFF_T_SIZE = rffi_platform.SizeOf('off_t')
@@ -1818,6 +1823,21 @@
def setpriority(which, who, prio):
handle_posix_error('setpriority', c_setpriority(which, who, prio))
+ c_sched_get_priority_max = external('sched_get_priority_max', [rffi.INT],
+ rffi.INT, save_err=rffi.RFFI_FULL_ERRNO_ZERO)
+ c_sched_get_priority_min = external('sched_get_priority_min', [rffi.INT],
+ rffi.INT, save_err=rffi.RFFI_SAVE_ERRNO)
+
+ @enforceargs(int)
+ def sched_get_priority_max(policy):
+ return handle_posix_error('sched_get_priority_max',
c_sched_get_priority_max(policy))
+
+ @enforceargs(int)
+ def sched_get_priority_min(policy):
+ return handle_posix_error('sched_get_priority_min',
c_sched_get_priority_min(policy))
+
+
+
#___________________________________________________________________
diff --git a/rpython/rlib/test/test_rposix.py b/rpython/rlib/test/test_rposix.py
--- a/rpython/rlib/test/test_rposix.py
+++ b/rpython/rlib/test/test_rposix.py
@@ -781,3 +781,27 @@
raise
finally:
os.close(fd)
+
+@rposix_requires('sched_get_priority_max')
+def test_sched_get_priority_max():
+ assert rposix.sched_get_priority_max(rposix.SCHED_FIFO) != -1
+ assert rposix.sched_get_priority_max(rposix.SCHED_RR) != -1
+ assert rposix.sched_get_priority_max(rposix.SCHED_OTHER) != -1
+ assert rposix.sched_get_priority_max(rposix.SCHED_BATCH) != -1
+
+@rposix_requires('sched_get_priority_min')
+def test_sched_get_priority_min():
+ assert rposix.sched_get_priority_min(rposix.SCHED_FIFO) != -1
+ assert rposix.sched_get_priority_min(rposix.SCHED_RR) != -1
+ assert rposix.sched_get_priority_min(rposix.SCHED_OTHER) != -1
+ assert rposix.sched_get_priority_min(rposix.SCHED_BATCH) != -1
+
+@rposix_requires('sched_get_priority_min')
+def test_os_sched_priority_max_greater_than_min():
+ policy = rposix.SCHED_RR
+ low = rposix.sched_get_priority_min(policy)
+ high = rposix.sched_get_priority_max(policy)
+ assert isinstance(low, int) == True
+ assert isinstance(high, int) == True
+ assert high > low
+
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