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Viewing changes to pyOpenMS/pyopenms/sysinfo.py

  • Committer: Package Import Robot
  • Author(s): Filippo Rusconi
  • Date: 2013-12-20 11:30:16 UTC
  • mfrom: (5.1.2 sid)
  • Revision ID: package-import@ubuntu.com-20131220113016-wre5g9bteeheq6he
Tags: 1.11.1-3
* remove version number from libbost development package names;
* ensure that AUTHORS is correctly shipped in all packages.

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pyOpenMS/pyopenms/sysinfo.py
 
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import sys
 
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if sys.platform == "linux2":
 
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    import ctypes as c
 
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    import ctypes.util
 
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    libc = c.CDLL(ctypes.util.find_library("c"))
 
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    class SysInfo(c.Structure):
 
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         # for libc5: needs padding
 
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        padding = 20 - 2 * c.sizeof(c.c_long) - c.sizeof(c.c_int)
 
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        _fields_ = [("uptime", c.c_ulong),
 
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                    ("loads", 3 * c.c_ulong),
 
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                    ("totalram", c.c_ulong),
 
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                    ("freeram", c.c_ulong),
 
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                    ("sharedram", c.c_ulong),
 
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                    ("bufferram", c.c_ulong),
 
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                    ("totalswap", c.c_ulong),
 
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                    ("freeswap", c.c_ulong),
 
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                    ("procs", c.c_ushort),
 
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                    ("totalhigh", c.c_ulong),
 
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                    ("freehigh", c.c_ulong),
 
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                    ("mem_unit", c.c_ulong),
 
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                    ("_padding", padding * c.c_char)
 
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        ]
 
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    def free_mem():
 
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        sys_info = SysInfo()
 
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        libc.sysinfo(c.byref(sys_info))
 
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        return sys_info.freeram
 
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elif sys.platform == "win32":
 
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    try:
 
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        import win32api
 
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    except:
 
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        free_mem = lambda: 0 # memory will never change !
 
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    else:
 
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        def free_mem():
 
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            return win32api.GlobalMemoryStatus()['AvailPhys']
 
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else:
 
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    sys.stderr.write("determination of memory status not supported on this \n"
 
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                     " platform, mesauring for memoryleaks will never fail\n")
 
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    free_mem = lambda: 0 # memory will never change !