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author Spartan322 <Megacake1234@gmail.com>2023-09-24 01:40:10 +0200
committer Spartan322 <Megacake1234@gmail.com>2023-09-24 05:10:13 +0200
commitcc3ced120cdb83b144f9c19d338cb354d15442e8 (patch)
treed1e99c1e2ea0765d7c721851b89b8c9ef0c90af8 /scripts/build/cache.py
parent0b4c30aa02c3ec1dacfc3ac190af4733531753ea (diff)
Move actions and scripts to separate reusable repos
Add `extension/deps/SCsub`
Diffstat (limited to 'scripts/build/cache.py')
-rw-r--r--scripts/build/cache.py127
1 files changed, 0 insertions, 127 deletions
diff --git a/scripts/build/cache.py b/scripts/build/cache.py
deleted file mode 100644
index d48b0e0..0000000
--- a/scripts/build/cache.py
+++ /dev/null
@@ -1,127 +0,0 @@
-# Copied from https://github.com/godotengine/godot/blob/c3b0a92c3cd9a219c1b1776b48c147f1d0602f07/methods.py#L1049-L1172
-def show_progress(env):
- import os
- import sys
- import glob
- from SCons.Script import Progress, Command, AlwaysBuild
-
- screen = sys.stdout
- # Progress reporting is not available in non-TTY environments since it
- # messes with the output (for example, when writing to a file)
- show_progress = env["progress"] and sys.stdout.isatty()
- node_count = 0
- node_count_max = 0
- node_count_interval = 1
- node_count_fname = str(env.Dir("#")) + "/.scons_node_count"
-
- import time, math
-
- class cache_progress:
- # The default is 1 GB cache and 12 hours half life
- def __init__(self, path=None, limit=1073741824, half_life=43200):
- self.path = path
- self.limit = limit
- self.exponent_scale = math.log(2) / half_life
- if env["verbose"] and path != None:
- screen.write(
- "Current cache limit is {} (used: {})\n".format(
- self.convert_size(limit), self.convert_size(self.get_size(path))
- )
- )
- self.delete(self.file_list())
-
- def __call__(self, node, *args, **kw):
- nonlocal node_count, node_count_max, node_count_interval, node_count_fname, show_progress
- if show_progress:
- # Print the progress percentage
- node_count += node_count_interval
- if node_count_max > 0 and node_count <= node_count_max:
- screen.write("\r[%3d%%] " % (node_count * 100 / node_count_max))
- screen.flush()
- elif node_count_max > 0 and node_count > node_count_max:
- screen.write("\r[100%] ")
- screen.flush()
- else:
- screen.write("\r[Initial build] ")
- screen.flush()
-
- def delete(self, files):
- if len(files) == 0:
- return
- if env["verbose"]:
- # Utter something
- screen.write("\rPurging %d %s from cache...\n" % (len(files), len(files) > 1 and "files" or "file"))
- [os.remove(f) for f in files]
-
- def file_list(self):
- if self.path is None:
- # Nothing to do
- return []
- # Gather a list of (filename, (size, atime)) within the
- # cache directory
- file_stat = [(x, os.stat(x)[6:8]) for x in glob.glob(os.path.join(self.path, "*", "*"))]
- if file_stat == []:
- # Nothing to do
- return []
- # Weight the cache files by size (assumed to be roughly
- # proportional to the recompilation time) times an exponential
- # decay since the ctime, and return a list with the entries
- # (filename, size, weight).
- current_time = time.time()
- file_stat = [(x[0], x[1][0], (current_time - x[1][1])) for x in file_stat]
- # Sort by the most recently accessed files (most sensible to keep) first
- file_stat.sort(key=lambda x: x[2])
- # Search for the first entry where the storage limit is
- # reached
- sum, mark = 0, None
- for i, x in enumerate(file_stat):
- sum += x[1]
- if sum > self.limit:
- mark = i
- break
- if mark is None:
- return []
- else:
- return [x[0] for x in file_stat[mark:]]
-
- def convert_size(self, size_bytes):
- if size_bytes == 0:
- return "0 bytes"
- size_name = ("bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB")
- i = int(math.floor(math.log(size_bytes, 1024)))
- p = math.pow(1024, i)
- s = round(size_bytes / p, 2)
- return "%s %s" % (int(s) if i == 0 else s, size_name[i])
-
- def get_size(self, start_path="."):
- total_size = 0
- for dirpath, dirnames, filenames in os.walk(start_path):
- for f in filenames:
- fp = os.path.join(dirpath, f)
- total_size += os.path.getsize(fp)
- return total_size
-
- def progress_finish(target, source, env):
- nonlocal node_count, progressor
- try:
- with open(node_count_fname, "w") as f:
- f.write("%d\n" % node_count)
- progressor.delete(progressor.file_list())
- except Exception:
- pass
-
- try:
- with open(node_count_fname) as f:
- node_count_max = int(f.readline())
- except Exception:
- pass
-
- cache_directory = os.environ.get("SCONS_CACHE")
- # Simple cache pruning, attached to SCons' progress callback. Trim the
- # cache directory to a size not larger than cache_limit.
- cache_limit = float(os.getenv("SCONS_CACHE_LIMIT", 1024)) * 1024 * 1024
- progressor = cache_progress(cache_directory, cache_limit)
- Progress(progressor, interval=node_count_interval)
-
- progress_finish_command = Command("progress_finish", [], progress_finish)
- AlwaysBuild(progress_finish_command)