enhance xce-build skill

src/controller/CLAUDE.md

@@ -20,7 +20,7 @@ Core source files handle distinct domains:
 Links against `libxce` from `src/lib/`.
 
 ## Conventions
-- C standard: C99 or later
+- C standard: gnu17
 - Format with `clang-format`
 - Component-specific headers in `include/`
 - Shared types defined in `src/include/xce/` (libxce)
@@ -31,4 +31,4 @@ Links against `libxce` from `src/lib/`.
 
 ## See Also
 - Shared library: `src/lib/CLAUDE.md`
-- Root guidelines: `/workspace/CLAUDE.md`
+- Root guidelines: `CLAUDE.md` (repo root)

src/lib/CLAUDE.md

@@ -12,12 +12,12 @@ meson build && ninja -C build
 
 ## Architecture
 - Produces `libxce.a` (static) and/or `libxce.so` (shared)
-- Linked by all C/C++ system components: controller, worker, scheduler
+- Linked by all C system components: controller, worker, scheduler
 - Public headers exposed via `src/include/xce/`
 - Test suite in `src/lib/testsuite/`
 
 ## Conventions
-- C standard: C99 or later
+- C standard: gnu17
 - Format with `clang-format` (config at repo root if present)
 - All public API headers go in `src/include/xce/` — not in `src/lib/`
 - Implementation files stay in `src/lib/`
@@ -27,4 +27,4 @@ meson build && ninja -C build
 - `src/lib/testsuite/` — Library unit tests
 
 ## See Also
-- Root guidelines: `/workspace/CLAUDE.md`
+- Root guidelines: `CLAUDE.md` (repo root)

src/scheduler/CLAUDE.md

@@ -18,11 +18,11 @@ meson build && ninja -C build
 Links against `libxce` from `src/lib/`.
 
 ## Conventions
-- C standard: C99 or later
+- C standard: gnu17
 - Format with `clang-format`
 - New scheduling policies → add as a plugin under `src/plugins/`, do not modify the core engine
 - Shared types defined in `src/include/xce/` (libxce)
 
 ## See Also
 - Shared library: `src/lib/CLAUDE.md`
-- Root guidelines: `/workspace/CLAUDE.md`
+- Root guidelines: `CLAUDE.md` (repo root)

src/tools/xce-build.sh

@@ -0,0 +1,82 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+COMPONENT="${1:-all}"
+BUILD_DIR="${2:-xce.build}"
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+SRC_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
+
+cd "$SRC_DIR"
+
+usage() {
+    echo "Usage: $0 [component] [build_dir]"
+    echo "Components: all (default), lib, controller, scheduler, worker, apiserver, xcecli"
+    exit 1
+}
+
+setup_build() {
+    echo "=== Clean build: $BUILD_DIR ==="
+    rm -rf "$BUILD_DIR"
+    meson setup "$BUILD_DIR" --buildtype=debug -Db_sanitize=address
+}
+
+case "$COMPONENT" in
+    lib)
+        setup_build
+        echo "=== Building lib + tests ==="
+        meson compile -C "$BUILD_DIR" xcelib_test
+        echo "=== Running lib tests ==="
+        meson test -C "$BUILD_DIR" "libxce test" --print-errorlogs
+        ;;
+    controller)
+        setup_build
+        echo "=== Building lib + controller + tests ==="
+        meson compile -C "$BUILD_DIR" xce_controller controller_unit_test
+        echo "=== Running controller tests ==="
+        meson test -C "$BUILD_DIR" --suite controller --print-errorlogs
+        ;;
+    scheduler)
+        setup_build
+        echo "=== Building lib + scheduler + tests ==="
+        meson compile -C "$BUILD_DIR" xce_scheduler sched_test
+        echo "=== Running scheduler tests ==="
+        "./$BUILD_DIR/scheduler/testsuite/sched_test"
+        ;;
+    worker)
+        setup_build
+        echo "=== Building lib + worker ==="
+        meson compile -C "$BUILD_DIR" xcecd xcecd_worker xrun
+        echo "=== Worker built (no unit tests registered) ==="
+        ;;
+    apiserver)
+        setup_build
+        echo "=== Building lib + apiserver + xcecli ==="
+        meson compile -C "$BUILD_DIR" apiserver xcecli
+        echo "=== Running frontend Go unit tests ==="
+        cd frontend && make test
+        ;;
+    xcecli)
+        setup_build
+        echo "=== Building xcecli ==="
+        meson compile -C "$BUILD_DIR" xcecli
+        echo "=== Running xcecli Go unit tests ==="
+        cd frontend/xcecli && CGO_ENABLED=0 go test ./... -count=1
+        ;;
+    all)
+        setup_build
+        echo "=== Building all components ==="
+        meson compile -C "$BUILD_DIR"
+        echo "=== Running all C tests ==="
+        meson test -C "$BUILD_DIR" --print-errorlogs
+        echo "=== Running scheduler test (manual) ==="
+        "./$BUILD_DIR/scheduler/testsuite/sched_test"
+        echo "=== Running frontend Go unit tests ==="
+        cd frontend && make test
+        ;;
+    *)
+        usage
+        ;;
+esac
+
+echo "=== Done: $COMPONENT ==="

src/worker/CLAUDE.md

@@ -18,11 +18,11 @@ meson build && ninja -C build
 Links against `libxce` from `src/lib/`.
 
 ## Conventions
-- C standard: C99 or later
+- C standard: gnu17
 - Format with `clang-format`
 - Headers in `include/`
 - Shared types defined in `src/include/xce/` (libxce)
 
 ## See Also
 - Shared library: `src/lib/CLAUDE.md`
-- Root guidelines: `/workspace/CLAUDE.md`
+- Root guidelines: `CLAUDE.md` (repo root)