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Merge pull request #17506 from akien-mga/scons-no-platform
SCons: Fix running 'scons' without platform argument
This commit is contained in:
Rémi Verschelde
GitHub
commit
e767482952
210
SConstruct
210
SConstruct
@ -491,122 +491,120 @@ else:
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for x in platform_list:
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print("\t" + x)
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print("\nPlease run scons again with argument: platform=<string>")
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sys.exit(255)
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screen = sys.stdout
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node_count = 0
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node_count_max = 0
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node_count_interval = 1
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if ('env' in locals()):
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# The following only makes sense when the env is defined, and assumes it is
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if 'env' in locals():
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screen = sys.stdout
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# Progress reporting is not available in non-TTY environments since it
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# messes with the output (for example, when writing to a file)
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show_progress = (env['progress'] and sys.stdout.isatty())
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node_count = 0
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node_count_max = 0
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node_count_interval = 1
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node_count_fname = str(env.Dir('#')) + '/.scons_node_count'
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# Progress reporting is not available in non-TTY environments since it
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# messes with the output (for example, when writing to a file)
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if sys.stdout.isatty():
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show_progress = env['progress']
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else:
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show_progress = False
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import time, math
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import time, math
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class cache_progress:
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# The default is 1 GB cache and 12 hours half life
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def __init__(self, path = None, limit = 1073741824, half_life = 43200):
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self.path = path
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self.limit = limit
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self.exponent_scale = math.log(2) / half_life
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if env['verbose'] and path != None:
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screen.write('Current cache limit is ' + self.convert_size(limit) + ' (used: ' + self.convert_size(self.get_size(path)) + ')\n')
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self.delete(self.file_list())
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class cache_progress:
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# The default is 1 GB cache and 12 hours half life
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def __init__(self, path = None, limit = 1073741824, half_life = 43200):
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self.path = path
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self.limit = limit
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self.exponent_scale = math.log(2) / half_life
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if env['verbose'] and path != None:
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screen.write('Current cache limit is ' + self.convert_size(limit) + ' (used: ' + self.convert_size(self.get_size(path)) + ')\n')
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self.delete(self.file_list())
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def __call__(self, node, *args, **kw):
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global node_count, node_count_max, node_count_interval, node_count_fname, show_progress
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if show_progress:
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# Print the progress percentage
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node_count += node_count_interval
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if (node_count_max > 0 and node_count <= node_count_max):
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screen.write('\r[%3d%%] ' % (node_count * 100 / node_count_max))
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screen.flush()
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elif (node_count_max > 0 and node_count > node_count_max):
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screen.write('\r[100%] ')
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screen.flush()
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def __call__(self, node, *args, **kw):
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global node_count, node_count_max, node_count_interval, node_count_fname, show_progress
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if show_progress:
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# Print the progress percentage
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node_count += node_count_interval
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if (node_count_max > 0 and node_count <= node_count_max):
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screen.write('\r[%3d%%] ' % (node_count * 100 / node_count_max))
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screen.flush()
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elif (node_count_max > 0 and node_count > node_count_max):
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screen.write('\r[100%] ')
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screen.flush()
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else:
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screen.write('\r[Initial build] ')
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screen.flush()
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def delete(self, files):
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if len(files) == 0:
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return
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if env['verbose']:
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# Utter something
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screen.write('\rPurging %d %s from cache...\n' % (len(files), len(files) > 1 and 'files' or 'file'))
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[os.remove(f) for f in files]
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def file_list(self):
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if self.path == None:
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# Nothing to do
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return []
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# Gather a list of (filename, (size, atime)) within the
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# cache directory
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file_stat = [(x, os.stat(x)[6:8]) for x in glob.glob(os.path.join(self.path, '*', '*'))]
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if file_stat == []:
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# Nothing to do
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return []
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# Weight the cache files by size (assumed to be roughly
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# proportional to the recompilation time) times an exponential
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# decay since the ctime, and return a list with the entries
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# (filename, size, weight).
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current_time = time.time()
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file_stat = [(x[0], x[1][0], (current_time - x[1][1])) for x in file_stat]
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# Sort by the most resently accessed files (most sensible to keep) first
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file_stat.sort(key=lambda x: x[2])
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# Search for the first entry where the storage limit is
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# reached
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sum, mark = 0, None
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for i,x in enumerate(file_stat):
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sum += x[1]
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if sum > self.limit:
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mark = i
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break
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if mark == None:
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return []
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else:
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screen.write('\r[Initial build] ')
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screen.flush()
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return [x[0] for x in file_stat[mark:]]
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def delete(self, files):
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if len(files) == 0:
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return
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if env['verbose']:
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# Utter something
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screen.write('\rPurging %d %s from cache...\n' % (len(files), len(files) > 1 and 'files' or 'file'))
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[os.remove(f) for f in files]
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def convert_size(self, size_bytes):
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if size_bytes == 0:
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return "0 bytes"
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size_name = ("bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB")
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i = int(math.floor(math.log(size_bytes, 1024)))
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p = math.pow(1024, i)
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s = round(size_bytes / p, 2)
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return "%s %s" % (int(s) if i == 0 else s, size_name[i])
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def file_list(self):
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if self.path == None:
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# Nothing to do
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return []
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# Gather a list of (filename, (size, atime)) within the
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# cache directory
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file_stat = [(x, os.stat(x)[6:8]) for x in glob.glob(os.path.join(self.path, '*', '*'))]
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if file_stat == []:
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# Nothing to do
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return []
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# Weight the cache files by size (assumed to be roughly
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# proportional to the recompilation time) times an exponential
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# decay since the ctime, and return a list with the entries
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# (filename, size, weight).
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current_time = time.time()
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file_stat = [(x[0], x[1][0], (current_time - x[1][1])) for x in file_stat]
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# Sort by the most resently accessed files (most sensible to keep) first
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file_stat.sort(key=lambda x: x[2])
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# Search for the first entry where the storage limit is
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# reached
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sum, mark = 0, None
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for i,x in enumerate(file_stat):
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sum += x[1]
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if sum > self.limit:
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mark = i
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break
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if mark == None:
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return []
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else:
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return [x[0] for x in file_stat[mark:]]
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def get_size(self, start_path = '.'):
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total_size = 0
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for dirpath, dirnames, filenames in os.walk(start_path):
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for f in filenames:
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fp = os.path.join(dirpath, f)
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total_size += os.path.getsize(fp)
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return total_size
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def convert_size(self, size_bytes):
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if size_bytes == 0:
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return "0 bytes"
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size_name = ("bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB")
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i = int(math.floor(math.log(size_bytes, 1024)))
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p = math.pow(1024, i)
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s = round(size_bytes / p, 2)
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return "%s %s" % (int(s) if i == 0 else s, size_name[i])
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def progress_finish(target, source, env):
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global node_count, progressor
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with open(node_count_fname, 'w') as f:
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f.write('%d\n' % node_count)
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progressor.delete(progressor.file_list())
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def get_size(self, start_path = '.'):
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total_size = 0
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for dirpath, dirnames, filenames in os.walk(start_path):
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for f in filenames:
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fp = os.path.join(dirpath, f)
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total_size += os.path.getsize(fp)
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return total_size
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try:
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with open(node_count_fname) as f:
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node_count_max = int(f.readline())
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except:
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pass
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def progress_finish(target, source, env):
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global node_count, progressor
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with open(node_count_fname, 'w') as f:
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f.write('%d\n' % node_count)
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progressor.delete(progressor.file_list())
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cache_directory = os.environ.get("SCONS_CACHE")
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# Simple cache pruning, attached to SCons' progress callback. Trim the
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# cache directory to a size not larger than cache_limit.
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cache_limit = float(os.getenv("SCONS_CACHE_LIMIT", 1024)) * 1024 * 1024
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progressor = cache_progress(cache_directory, cache_limit)
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Progress(progressor, interval = node_count_interval)
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try:
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with open(node_count_fname) as f:
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node_count_max = int(f.readline())
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except:
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pass
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cache_directory = os.environ.get("SCONS_CACHE")
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# Simple cache pruning, attached to SCons' progress callback. Trim the
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# cache directory to a size not larger than cache_limit.
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cache_limit = float(os.getenv("SCONS_CACHE_LIMIT", 1024)) * 1024 * 1024
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progressor = cache_progress(cache_directory, cache_limit)
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Progress(progressor, interval = node_count_interval)
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progress_finish_command = Command('progress_finish', [], progress_finish)
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AlwaysBuild(progress_finish_command)
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progress_finish_command = Command('progress_finish', [], progress_finish)
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AlwaysBuild(progress_finish_command)
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