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Rongsong Shen eccba84112
feat(scheduler-sim-decision-parity): reconstruct job allocation with safe ownership (task 2.3)
Extends sim_reconcile_unaccounted_jobs()'s FOUND branch: takes ownership of
a matched recorded DISPATCH decision's allocation (job->allocs = entry's
alloc, not a copy -- mirrors scheduler.c's sched_commit_decision()
precedent exactly), builds job->accounts via make_job_account(), then
safely consumes the recorded entry -- nulling the source alloc pointer
BEFORE freeing the entry (preventing a double-free through job->allocs),
then compacting decoded_session->decisions via shift-down (memmove, never
swap-with-last, which would reorder the remaining entries and break the
positional --sim-verify comparison a later task depends on).

Fixed a real correctness bug found while implementing: the "not found"
check (i == n_decisions) goes stale once n_decisions can be decremented
mid-loop by compaction -- replaced with an explicit found flag.

Primary correctness bar: reconcile-then-release-through-normal-job-cleanup
is ASAN-clean. Verified with ASAN_OPTIONS=detect_leaks=1 (beyond this
suite's registered detect_leaks=0): zero double-free/UAF/overflow. Found
and logged (not fixed, out of boundary) a real pre-existing leak in
src/lib/misc.c's free_host_account() -- equally present on the live
dispatch path, bug-1621.

46/47 scheduler tests pass; the 1 failure is pre-existing bug-1560
(unrelated).

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-08-22 08:36:03 +00:00
.claude chore: sync harness/session state and OpenWolf bookkeeping 2026-08-22 02:48:22 +00:00
.kiro feat(scheduler-sim-decision-parity): reconstruct job allocation with safe ownership (task 2.3) 2026-08-22 08:36:03 +00:00
.wolf chore(wolf): checkpoint buglog.json (1002 bugs) 2026-08-22 08:24:41 +00:00
docs/superpowers/plans update documents 2026-08-10 17:51:51 +08:00
raft chore: checkpoint all prior work for clean state 2026-06-04 13:04:16 +00:00
reports docs: add weekly status report (Aug 8-15, 2026) 2026-08-16 10:20:07 +00:00
scripts feat(tooling): add cc-sdd to Gitea sync skill 2026-07-23 04:29:06 +00:00
src feat(scheduler-sim-decision-parity): reconstruct job allocation with safe ownership (task 2.3) 2026-08-22 08:36:03 +00:00
.clang-format reformat code and job array 2025-11-07 16:14:27 +08:00
.gitignore chore: sync harness/session state and OpenWolf bookkeeping 2026-08-22 02:48:22 +00:00
.mcp.json checkpoint: bug-851 root cause + raft TLA+ conformance spec family 2026-06-21 14:02:15 +00:00
.opencode.json checkpoint: bug-851 root cause + raft TLA+ conformance spec family 2026-06-21 14:02:15 +00:00
CLAUDE.md update documents 2026-08-10 17:51:51 +08:00
README.md save works 2026-03-03 16:49:26 +08:00

1. commit 规则

  • 每个人 fork 自己的 branch, 从自己的 branch 做 PR,review 完再 commit

2. code format

2.1. C

推荐使用 clang-format,公共配置放在源码里面 xce/.clang-format

(理论上直接使用源码里面 xce/.clang-format 文件格式不会变)

2.1.1. vscode 可以在配置中加上如下内容

"C_Cpp.clang_format_style": "WebKit",
"C_Cpp.clang_format_fallbackStyle": "WebKit",

2.1.2. vim & emacs

clang-format -style="{BasedOnStyle: webkit}" -i XX.c

2.2. golang

使用默认 gofmt

3. build environment and build (example of ubuntu)

3.1 build environment

  • Install nix package management tool
sh <(curl -L https://nixos.org/nix/install) --daemon
  • Edit /etc/nix/nix.conf to make sure
experimental-features = nix-command flakes
sandbox = true
sandbox-fallback = false
substituters = https://mirrors.ustc.edu.cn/nix-channels/store https://cache.nixos.org https://cache.nixos.org/
trusted-users = root <your account>

make sure that you have restarted nix-daemon service after you have changed /etc/nix/nix.conf

  • Install socat and config ssh (for clone by ssh protocol)
nix profile add nixpkgs#socat

.ssh/config

Host gitea.shenrs.eu
	HostName gitea.shenrs.eu
	IdentityFile ~/.ssh/id_ed25519
	ProxyCommand socat - openssl-connect:gitea.shenrs.eu:2022,snihost=gitea.shenrs.eu,verify=0

3.2 checkout source code

3.3 build (for package and release)

cd xce/src

# for build debug version
nix build --option sandbox false .#xcecore_debug

# for normal build
nix build --option sandbox false .#xcecore

You can find the generated binaries at =result= directory

3.4 build (for daily develop)

cd xce/src
nix develop

# using meson to generated build configuration (debug and address sanitize)

meson setup build --buildtype=debug -Db_sanitize=address

# run meson to build
meson compile -C  build

# The generated files will be in build/

3.5 build AppImage package

cd xce/src
nix bundle --bundler github:ralismark/nix-appimage --option sandbox false .#xce

This will create all in one AppImage file which contains everything for package delivery.

4. misc

4.1. Windows remap ctrl and alt key

create a reg file, e.g. remapkey.reg

Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Keyboard Layout]
"Scancode Map"=hex:00,00,00,00,00,00,00,00,05,00,00,00,38,00,1d,00,1d,00,38,00,38,e0,1d,e0,1d,e0,38,e0,00,00,00,00

then double click remapkey.reg to import it. Restart OS.