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1 # Copyright (c) 2013 Google Inc. All rights reserved. | 1 # Copyright (c) 2013 Google Inc. All rights reserved. |
2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
4 | 4 |
5 import copy | 5 import copy |
6 import hashlib | 6 import hashlib |
7 import multiprocessing | 7 import multiprocessing |
8 import os.path | 8 import os.path |
9 import re | 9 import re |
10 import signal | 10 import signal |
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1476 ("ullTotalVirtual", ctypes.c_ulonglong), | 1476 ("ullTotalVirtual", ctypes.c_ulonglong), |
1477 ("ullAvailVirtual", ctypes.c_ulonglong), | 1477 ("ullAvailVirtual", ctypes.c_ulonglong), |
1478 ("sullAvailExtendedVirtual", ctypes.c_ulonglong), | 1478 ("sullAvailExtendedVirtual", ctypes.c_ulonglong), |
1479 ] | 1479 ] |
1480 | 1480 |
1481 stat = MEMORYSTATUSEX() | 1481 stat = MEMORYSTATUSEX() |
1482 stat.dwLength = ctypes.sizeof(stat) | 1482 stat.dwLength = ctypes.sizeof(stat) |
1483 ctypes.windll.kernel32.GlobalMemoryStatusEx(ctypes.byref(stat)) | 1483 ctypes.windll.kernel32.GlobalMemoryStatusEx(ctypes.byref(stat)) |
1484 | 1484 |
1485 return max(1, stat.ullTotalPhys / (4 * (2 ** 30))) # total / 4GB | 1485 return max(1, stat.ullTotalPhys / (4 * (2 ** 30))) # total / 4GB |
1486 elif sys.platform.startswith('linux'): | |
1487 meminfo = open("/proc/meminfo") | |
scottmg
2013/08/21 15:44:58
with open("/proc/meminfo") as meminfo:
...
anton1
2013/08/21 16:06:59
Done.
| |
1488 memtotal_re = re.compile(r'^MemTotal:\s*(\d*)\s*kB') | |
1489 for line in meminfo: | |
1490 match = memtotal_re.match(line) | |
1491 if not match: | |
1492 continue | |
1493 # Allow 8Gb per link on Linux because Gold is quite memory hungry | |
1494 return max(1, int(match.group(1)) / (8 * (2 ** 20))) # total_Kb / 8GB | |
scottmg
2013/08/21 15:44:58
change comment to match (MB) or remove
anton1
2013/08/21 16:06:59
Done.
| |
1495 return 1 | |
1486 else: | 1496 else: |
1487 # TODO(scottmg): Implement this for other platforms. | 1497 # TODO(scottmg): Implement this for other platforms. |
1488 return 1 | 1498 return 1 |
1489 | 1499 |
1490 | 1500 |
1491 def _GetWinLinkRuleNameSuffix(embed_manifest, link_incremental): | 1501 def _GetWinLinkRuleNameSuffix(embed_manifest, link_incremental): |
1492 """Returns the suffix used to select an appropriate linking rule depending on | 1502 """Returns the suffix used to select an appropriate linking rule depending on |
1493 whether the manifest embedding and/or incremental linking is enabled.""" | 1503 whether the manifest embedding and/or incremental linking is enabled.""" |
1494 suffix = '' | 1504 suffix = '' |
1495 if embed_manifest: | 1505 if embed_manifest: |
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2043 arglists.append( | 2053 arglists.append( |
2044 (target_list, target_dicts, data, params, config_name)) | 2054 (target_list, target_dicts, data, params, config_name)) |
2045 pool.map(CallGenerateOutputForConfig, arglists) | 2055 pool.map(CallGenerateOutputForConfig, arglists) |
2046 except KeyboardInterrupt, e: | 2056 except KeyboardInterrupt, e: |
2047 pool.terminate() | 2057 pool.terminate() |
2048 raise e | 2058 raise e |
2049 else: | 2059 else: |
2050 for config_name in config_names: | 2060 for config_name in config_names: |
2051 GenerateOutputForConfig(target_list, target_dicts, data, params, | 2061 GenerateOutputForConfig(target_list, target_dicts, data, params, |
2052 config_name) | 2062 config_name) |
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