fix: scrollback_pop bounds, cb_damage clamp, pty alloca, fd ceiling, remove foo.txt, safe.directory scope
ober
7bc4f4ac78dde68538835b52c8303c56b35b9d11
--- a/Makefile +++ b/Makefile @@ -1054,7 +1054,7 @@ clean-podman: check-podman check-root: @if [ "$$(id -u)" = "0" ]; then \ - git config --global --add safe.directory '*'; \ + git config --global --add safe.directory "$(CURDIR)"; \ fi # In-container build target (called by linux-static-qt-podman) deleted file mode 100644 --- a/foo.txt +++ /dev/null @@ -1,2039 +0,0 @@ - ▐▛███▜▌ Claude Code v2.1.176 -▝▜█████▛▘ Opus 4.8 · Claude Max - ▘▘ ▝▝ ~/mine/jerboa-emacs - - -❯ /mcp - ⎿ MCP dialog dismissed - -❯ Can we fix tool-bar-mode? it says no such function or something like that. - -● I'll investigate how tool-bar-mode is handled in the codebase. Let me search - for it and understand the command registration system. - - Searched for 2 patterns (ctrl+o to expand) - -● tool-bar-mode appears to be registered in several places. Let me look at the - actual command definitions and the error path to understand what's happening. - Let me examine the key files. - - Read 3 files (ctrl+o to expand) - -● Let me find the exact error message the user is seeing and trace how M-x looks - up commands. - - Searched for 2 patterns (ctrl+o to expand) - -● Let me find the M-x implementation and the execute-command! definition to - understand the lookup path. - - Searched for 2 patterns, read 1 file (ctrl+o to expand) - -● The error is <name> is undefined via find-command. Let me look at find-command - and register-command!, and check whether the registration functions are - actually invoked at startup. - - Searched for 1 pattern, read 1 file (ctrl+o to expand) - -● Let me look at the registration context in the Qt build (most likely what the - user runs) and check whether the enclosing function is actually invoked. - - Read 1 file (ctrl+o to expand) - -● Let me find the enclosing registration function name and confirm it's called - at Qt startup. - - Searched for 2 patterns, read 1 file (ctrl+o to expand) - -● In the Qt build, tool-bar-mode is registered. The phrase "no such function" - suggests this is coming from an eval/init-file context rather than M-x. Let me - check how init files / elisp-style evaluation work. - - Searched for 3 patterns (ctrl+o to expand) - -● No elisp layer. The message "no such function" is likely the user's paraphrase - of tool-bar-mode is undefined from execute-command!. Even though the - registration code exists, it may not execute. The key suspicion: - qt-register-all-commands! is one large function — if any cmd-* referenced - before line 1902 is unbound, it aborts before registering tool-bar-mode. - - Let me test empirically. First let me check what binary/REPL is available to - verify registration. - - Read 1 file, listed 1 directory (ctrl+o to expand) - ⎿ Interrupted · What should Claude do instead? - -❯ it does not work from M-x - -● The user invokes M-x tool-bar-mode and gets "undefined". Since the - registration code exists at line 1902, qt-register-all-commands! must be - aborting before reaching it — likely an unbound cmd-* reference earlier in the - function. Let me verify: find the function's extent and check whether all - cmd-* it references are actually defined. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - # Find the end of qt-register-all-commands! (next top-level def after - 1251)…) - ⎿ END at line 2046: (def *header-line-mode* #f) -● qt-register-all-commands! spans 1251–2045, with tool-bar-mode at 1902. Let me - check whether every cmd-* proc it references (before 1902) is actually defined - — an unbound one would abort registration early. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - # Extract all proc symbols referenced as 2nd arg to register-command! in - lines 1251-2045…) - ⎿ Total distinct proc symbols referenced: 535 - --- Checking which are NOT defined anywhere in src/ --- - --- 0 undefined --- - -● All 535 referenced procs are defined, so registration shouldn't abort. My - abort hypothesis is likely wrong. Let me look at how M-x actually works — its - candidate list and dispatch may not use *commands* directly. - ⎿ Interrupted · What should Claude do instead? - -❯ Tool Bar "Not implemented" is the error - -● That's the real issue — tool-bar-mode is registered and runs, but it's a stub. - In qt/commands.ss:3019: - - (def (cmd-tool-bar-mode app) - "Toggle tool bar (Qt)." - (echo-message! (app-state-echo app) "Tool bar: not implemented (use M-x for - commands)")) - - So you want a real, working tool bar (toggle on/off) instead of the stub. Let - me look at what Qt toolbar primitives exist in the FFI and how the menu bar - (which works) is implemented as a template. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== toolbar FFI in qt shim/bindings ==="…) - ⎿ === toolbar FFI in qt shim/bindings === - support/vendor-overrides/qt_shim.cpp:23:#include <QToolBar> - support/vendor-overrides/qt_shim.cpp:1531:// Toolbar - … +52 lines (ctrl+o to expand) - -● There's full toolbar FFI support. Let me see how the working menu bar is built - (as a template), what action/callback FFI exists, and confirm the toolbar - bindings are available in the Scheme layer. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== Scheme FFI bindings for toolbar/action ==="…) - ⎿ === Scheme FFI bindings for toolbar/action === - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== files in jerboa-qt ==="…) - ⎿ === files in jerboa-qt === - vendor/jerboa-qt/compile-libs.ss - vendor/jerboa-qt/qt-test.ss - … +56 lines (ctrl+o to expand) - -● Good — the action/toolbar API exists: qt-action-create, qt-on-triggered!, - qt-toolbar-create, qt-main-window-add-toolbar!, qt-toolbar-add-action!. Now - let me see how jemacs builds its actual menu bar (to match the existing - pattern for getting the main window and dispatching commands). - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== menu bar construction in jemacs qt ==="…) - ⎿ === menu bar construction in jemacs qt === - src/jerboa-emacs/qt/sci-shim.ss - src/jerboa-emacs/qt/menubar.ss - … +16 lines (ctrl+o to expand) - -● There's a dedicated qt/menubar.ss. Let me read it — it's the ideal template - for how menus get the main window and dispatch commands. - - Read 1 file (ctrl+o to expand) - -● There's already a real toolbar built in qt-setup-menubar! (line 77-87) with - New/Open/Save/Undo/Redo/Find. So the fix is to make cmd-tool-bar-mode toggle - that existing toolbar's visibility instead of printing "not implemented". Let - me confirm qt-setup-menubar! is actually called, and find the show/hide widget - primitives. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== is qt-setup-menubar! called? ==="…) - ⎿ === is qt-setup-menubar! called? === - src/jerboa-emacs/qt/menubar.ss:4:(export qt-setup-menubar!) - src/jerboa-emacs/qt/menubar.ss:18:(def (qt-setup-menubar! app win) - … +17 lines (ctrl+o to expand) - -● qt-setup-menubar! is called at app.ss:885, so the toolbar already exists at - startup — it just can't be toggled. Let me confirm the exact widget visibility - binding names and check commands.ss imports. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== sci-shim widget show/hide/visible exports (exact names) ==="…) - ⎿ === sci-shim widget show/hide/visible exports (exact names) === - 120: qt-widget-height qt-widget-hide! qt-widget-resize! qt-widget-set - -focus! - … +18 lines (ctrl+o to expand) - -● qt-widget-set-visible!/qt-widget-visible? exist in the FFI but aren't - re-exported by sci-shim — only qt-widget-show!/qt-widget-hide! are. I'll have - menubar.ss own the toolbar and track its visibility, exposing a toggle. Let me - read the top of commands.ss to see its import structure. - - Read 1 file (ctrl+o to expand) - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== import block in commands.ss ==="…) - ⎿ === import block in commands.ss === - 98: (import :std/sugar - 99: :jerboa-scintilla/constants - … +58 lines (ctrl+o to expand) -● Bash(cd /home/jafourni/mine/jerboa-emacs - sed -n '157,210p' src/jerboa-emacs/qt/commands.ss | grep -n - "jerboa-emacs\|menubar\|^[[:space:]]*)" ) - ⎿ 1: :jerboa-emacs/qt/commands-shell2 - 2: :jerboa-emacs/qt/commands-modes - 3: :jerboa-emacs/qt/commands-modes2 - … +15 lines (ctrl+o to expand) - -● menubar.ss isn't imported by commands.ss, but importing it is safe (menubar - only depends on sci-shim + core — no cycle, already compiled into the binary). - Let me check the related toggle-tool-bar stub and its registration so I wire - everything consistently. - - Read 1 file (ctrl+o to expand) - -● cmd-toggle-menu-bar shows the exact working pattern — it gets the window via - (qt-frame-main-win (app-state-frame app)). But the toolbar (unlike the menu - bar) has no accessor to retrieve it, so menubar.ss must store it. - cmd-toggle-tool-bar (line 709) is also a stub. Let me check all the Qt - registrations for the tool-bar variants so I wire every reachable command. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== Qt registrations of tool-bar commands (what M-x can reach in Qt - build) ==="…) - ⎿ === Qt registrations of tool-bar commands (what M-x can reach in Qt bu - ild) === - src/jerboa-emacs/qt/commands-aliases.ss:451: (register-command! 'togg - … +11 lines (ctrl+o to expand) - -● Let me find where qt-frame-main-win comes from (it's the accessor to get the - main window) and confirm the toolbar object type works with show/hide. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== qt-frame struct / main-win field ==="…) - ⎿ === qt-frame struct / main-win field === - src/jerboa-emacs/qt/automation.ss:250: (main-win (qt-frame-mai - n-win fr))) - … +17 lines (ctrl+o to expand) - -● qt-frame is a defstruct in qt/window.ss:121, and (app-state-frame app) returns - it. The cleanest design parallels how main-win is stored on the frame. Let me - look at the struct and its constructor call sites to decide between adding a - field vs. a module global. - - Read 1 file (ctrl+o to expand) - -● Now I understand the full picture. The design: menubar.ss creates the toolbar - (at startup) but never stores it, so nothing can toggle it. I'll have - menubar.ss store the toolbar and expose a toggle, then wire the two reachable - stub commands (tool-bar-mode and toggle-tool-bar) to it. Let me check for name - collisions and confirm no import cycle before editing. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== collisions for new names ==="…) - ⎿ === collisions for new names === - (empty = no collision) - … +3 lines (ctrl+o to expand) - -● No collisions, no cycle (line 1417 is a comment). Let me implement. First, - menubar.ss — store the toolbar and add a toggle function. - -● Update(src/jerboa-emacs/qt/menubar.ss) - ⎿ Added 20 lines, removed 1 line - 1 ;;; -*- Gerbil -*- - 2 ;;; Qt menu bar and toolbar for jemacs - 3 - 4 -(export qt-setup-menubar!) - 4 +(export qt-setup-menubar! qt-toolbar-toggle! qt-toolbar-visible? - +) - 5 - 6 (import :std/sugar - 7 :jerboa-emacs/qt/sci-shim - ... - 11 ;; is already running (e.g. narrowing minibuffer calling proces - s-events). - 12 (def *menu-command-running?* #f) - 13 - 14 +;; The main toolbar created by qt-setup-menubar!, kept here so - +commands - 15 +;; (tool-bar-mode / toggle-tool-bar) can show/hide it. Qt shows - + toolbars - 16 +;; by default once added, so visibility starts #t. - 17 +(def *qt-main-toolbar* #f) - 18 +(def *qt-toolbar-visible?* #t) - 19 + - 20 +(def (qt-toolbar-visible?) - 21 + "Return #t if the main toolbar is currently shown." - 22 + *qt-toolbar-visible?*) - 23 + - 24 +(def (qt-toolbar-toggle!) - 25 + "Toggle the main toolbar's visibility. Returns the new visibi - +lity (#t shown)." - 26 + (set! *qt-toolbar-visible?* (not *qt-toolbar-visible?*)) - 27 + (when *qt-main-toolbar* - 28 + (if *qt-toolbar-visible?* - 29 + (qt-widget-show! *qt-main-toolbar*) - 30 + (qt-widget-hide! *qt-main-toolbar*))) - 31 + *qt-toolbar-visible?*) - 32 + - 33 ;;;============================================================ - ================ - 34 ;;; Menu bar setup - 35 ;;;============================================================ - ================ - -● Now store the toolbar when it's created: - -● Update(src/jerboa-emacs/qt/menubar.ss) - ⎿ Added 2 lines - 94 - 95 ;; ---- Toolbar ---- - 96 (let ((toolbar (qt-toolbar-create "Main" win))) - 97 + (set! *qt-main-toolbar* toolbar) - 98 + (set! *qt-toolbar-visible?* #t) - 99 (qt-main-window-add-toolbar! win toolbar) - 100 (qt-toolbar-set-movable! toolbar #f) - 101 (add-toolbar-command! toolbar win app "New" 'find-file - ) - -● Now wire cmd-tool-bar-mode (the user's M-x tool-bar-mode) in commands.ss. - First add the menubar import: - -● Update(src/jerboa-emacs/qt/commands.ss) - ⎿ Added 1 line - 132 :jerboa-emacs/chat - 133 :jerboa-emacs/qt/buffer - 134 :jerboa-emacs/qt/window - 135 + :jerboa-emacs/qt/menubar - 136 :jerboa-emacs/qt/echo - 137 :jerboa-emacs/qt/highlight - 138 :jerboa-emacs/qt/modeline - -● Update(src/jerboa-emacs/qt/commands.ss) - ⎿ Added 4 lines, removed 2 lines - 3018 ;; all defined in commands-shell.ss (available via (export #t - ) chain) - 3019 - 3020 (def (cmd-tool-bar-mode app) - 3021 - "Toggle tool bar (Qt)." - 3022 - (echo-message! (app-state-echo app) "Tool bar: not implemen - -ted (use M-x for commands)")) - 3021 + "Toggle the tool bar (Qt)." - 3022 + (let ((on (qt-toolbar-toggle!))) - 3023 + (echo-message! (app-state-echo app) - 3024 + (if on "Tool-bar mode enabled" "Tool-bar mode disabled" - +)))) - 3025 - 3026 (def (cmd-scroll-bar-mode app) - 3027 "Toggle scroll bars (vertical and horizontal)." - -● Now the toggle-tool-bar alias in commands-shell.ss. Let me add the menubar - import there too: - - Read 1 file (ctrl+o to expand) - -● commands-shell.ss has (export #t), but commands.ss already imports sci-shim - both directly and via commands-shell's (export #t) chain and builds fine — so - the same pattern is safe for menubar. Let me add the import and rewrite the - stub: - -● Update(src/jerboa-emacs/qt/commands-shell.ss) - ⎿ Added 1 line - 26 :jerboa-emacs/terminal - 27 :jerboa-emacs/qt/buffer - 28 :jerboa-emacs/qt/window - 29 + (only-in :jerboa-emacs/qt/menubar qt-toolbar-toggle!) - 30 :jerboa-emacs/qt/echo - 31 :jerboa-emacs/qt/highlight - 32 :jerboa-emacs/qt/modeline -● Now rewrite the cmd-toggle-tool-bar stub: - -● Update(src/jerboa-emacs/qt/commands-shell.ss) - ⎿ Added 3 lines, removed 1 line - 709 - 710 (def (cmd-toggle-tool-bar app) - 711 "Toggle toolbar visibility." - 712 - (echo-message! (app-state-echo app) "Toolbar toggled")) - 712 + (let ((on (qt-toolbar-toggle!))) - 713 + (echo-message! (app-state-echo app) - 714 + (if on "Toolbar shown" "Toolbar hidden")))) - 715 - 716 (def *scroll-bar-visible* #t) - 717 - -● Now the mandatory build/verify sequence from CLAUDE.md. Step 1 — make build: - -● Bash(make build 2>&1 | tail -30) - ⎿ make -C /home/jafourni/mine/jerboa-emacs/vendor/jerboa-pcre2 SCHEME=/h - ome/jafourni/mine/jerboa-emacs/vendor/jerboa/.chez/bin/scheme JERBOA_H - OME=/home/jafourni/mine/jerboa-emacs/vendor/jerboa JERBUILD=/home/jafo - … +30 lines (ctrl+o to expand) - -● make build succeeded (3 files, 0 errors). Now step 2 — make static-qt (the - heavy Podman build). menubar.ss is already in the build (app.ss imports it), - so no sync-list change should be needed, but I'll watch for a "library not - found" error. - -● Bash(make static-qt 2>&1 | tail -45) - ⎿ #27 127.9 [7/7] Cleaning up... - #27 127.9 - #27 127.9 ======================================== - … +42 lines (ctrl+o to expand) - ⎿ (timeout 10m) - -● Static build succeeded (and --version already passed inside the container). - Step 3 — verify the local binary launches: - -● Bash(./jemacs-qt --version 2>&1) - ⎿ jemacs jerboa-emacs - Jerboa master - Chez Scheme 10.x - -● All 3 mandatory steps pass. But --version only proves the binary launches — it - doesn't prove the toggle actually works. Let me verify functionally via the - headless Qt REPL (per the project's testing infrastructure). Let me check the - REPL eval protocol. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== stress-run / repl targets in Makefile ==="…) - ⎿ === stress-run / repl targets in Makefile === - 115: XVFB_RUN := xvfb-run -a - 149: test-vtscreen test-debug-repl test-qt test-qt-e2e build-qt - … +75 lines (ctrl+o to expand) - -● There's a --repl PORT TCP interface. Let me understand what the REPL eval - environment exposes (whether I can call the command and check toolbar state). - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== repl modules ==="…) - ⎿ === repl modules === - src/jerboa-emacs/debug-repl.ss - src/jerboa-emacs/repl.ss - … +5 lines (ctrl+o to expand) - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== debug-repl: how it evaluates incoming text + app binding ==="…) - ⎿ === debug-repl: how it evaluates incoming text + app binding === - 11:;;; Methods: eval, eval-region, complete, doc, apropos, expand - , type, - … +38 lines (ctrl+o to expand) - -● The REPL evaluates Scheme in an interaction environment via a (id method - args...) protocol. Let me check what's bound (especially app) and the exact - message format so I can drive a real toggle test. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== what gets bound into the repl env (debug-repl-bind! callers) - ==="…) - ⎿ === what gets bound into the repl env (debug-repl-bind! callers) === - src/jerboa-emacs/qt/app.ss:88: (only-in :jerboa-emacs/debug-rep - l start-debug-repl! stop-debug-repl! debug-repl-bind!) - … +24 lines (ctrl+o to expand) - -● Let me see what's bound into the REPL env at startup (app.ss:1915-1925): - - Read 1 file (ctrl+o to expand) - -● *app*, execute-command!, and find-command are all bound in the REPL env, and - the REPL supports an import method — so I can import menubar and call - qt-toolbar-visible? to confirm the toggle actually flips. Let me check the - existing automation client framing so I reuse it rather than hand-rolling nc. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== existing automation/test clients ==="…) - ⎿ === existing automation/test clients === - tests/stress-test.ss - tests/test-behavioral.ss - … +45 lines (ctrl+o to expand) - -● The protocol is simple: (<id> eval "<expr>")\n per request. Since the REPL - supports import, I can pull in qt-toolbar-visible? and watch the flag flip - across toggles. Let me check the headless launch incantation (xvfb, platform - env) and tool availability. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== run-qt-test target (headless launch details) ==="…) ⎿ === run-qt-test target (headless launch details) === - # Headless Qt with automation REPL (for Claude). Uses xvfb-run for - # virtual display on Linux (static binary needs xcb). Auto-assigned R - … +23 lines (ctrl+o to expand) - -● xvfb-run and nc are present. Let me launch the static binary headless with the - REPL and drive a real toggle test. First, launch it in the background: - -● Bash(cd /home/jafourni/mine/jerboa-emacs - rm -f "$HOME/.jerboa-repl-port"…) - ⎿ Running in the background (↓ to manage) - -● Background command "Launch static jemacs-qt headless with REPL" completed (exit code 0) - -● The launcher shell returned (it backgrounded the process). Let me check - whether the REPL came up and the process is still alive. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - sleep 1…) - ⎿ === port file === - -rw------- 1 jafourni jafourni 11 Jun 15 10:01 /home/jafourni/.jerboa- - repl-port - … +16 lines (ctrl+o to expand) - -● The static binary is up (PID 2858932) on port 34377. Now let me drive the - toggle test through the REPL — import menubar, confirm registration, then - toggle twice while watching the visibility flag: - -● Bash(cd /home/jafourni/mine/jerboa-emacs - PORT=$(grep -oE '[0-9]+' "$HOME/.jerboa-repl-port" | head -1)…) - ⎿ Driving REPL on port 34377 - (1 :error "Exception: library (std iter) not found") - (2 :ok (:value "REGISTERED" :stdout "")) - … +7 lines (ctrl+o to expand) - -● Key findings: tool-bar-mode is REGISTERED, and execute-command! runs it with - no exception (returns #<void>). But I can't import menubar at runtime - (static-binary limitation: (std iter) run-time info not loaded), so - qt-toolbar-visible? isn't reachable that way. Let me instead read the echo - message after each toggle — the alternating enabled/disabled text proves the - flag flips. Let me find the echo-text accessor. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== echo struct + message accessor ==="…) - ⎿ === echo struct + message accessor === - - === fields of the echo struct === - src/jerboa-emacs/core.ss:1202:(defstruct echo-state - - Read 1 file (ctrl+o to expand) - -● echo-state is transparent: #t, so evaluating (app-state-echo *app*) will show - its message field directly. Let me toggle and read the echo message each time - — the alternating enabled/disabled text proves the flag flips: - -● Bash(cd /home/jafourni/mine/jerboa-emacs - PORT=$(grep -oE '[0-9]+' "$HOME/.jerboa-repl-port" | head -1)…) - ⎿ (10 :ok (:value "#<void>" :stdout "")) - (11 :ok (:value "#[#{echo-state ka165uzp5jwz4gounbfhfm8na-13776} \"Too - l-bar mode enabled\" #f]" :stdout "")) - … +7 lines (ctrl+o to expand) - -● Functional verification is conclusive: - - - tool-bar-mode → echo alternates "Tool-bar mode enabled" → "Tool-bar mode - disabled" (with error? = #f), proving the visibility flag flips each call. - - toggle-tool-bar alias → "Toolbar shown", sharing the same state. - - No more "not implemented", no exceptions. The flag drives - qt-widget-show!/qt-widget-hide! on the real toolbar — the exact mechanism - cmd-toggle-menu-bar uses. Let me clean up the headless test process. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - PORT=$(grep -oE '[0-9]+' "$HOME/.jerboa-repl-port" 2>/dev/null | head - -1)…) - ⎿ Error: Exit code 144 - killed jemacs-qt repl pid 2858932 - -● The REPL process was killed (exit 144 is just the signal propagating through - pkill). Let me confirm cleanup is complete: - -● Bash(cd /home/jafourni/mine/jerboa-emacs - pgrep -af "jemacs-qt --repl 0|xvfb-run -a ./jemacs-qt" || echo "no - leftover test processes"…) - ⎿ 2860486 /bin/bash -c source /home/jafourni/.claude/shell-snapshots/sna - pshot-bash-1781538486387-t2yway.sh 2>/dev/null || true && shopt -u ext - glob 2>/dev/null || true && eval 'cd /home/jafourni/mine/jerboa-emacs - … +13 lines (ctrl+o to expand) - -● That leftover is just this command's own shell matching the grep — the - jemacs/xvfb processes are gone. The port file lingered (previous script got - signaled before its rm). Let me clear it and review my actual source diff. - Note: qt_shim.cpp was already modified before this session — I didn't touch - it. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - rm -f "$HOME/.jerboa-repl-port"…) - ⎿ === my source diff (.ss only) === - diff --git a/src/jerboa-emacs/qt/commands-shell.ss b/src/jerboa-emacs/ - qt/commands-shell.ss - … +94 lines (ctrl+o to expand) - -● The diff is exactly as intended across all three source files. Let me record - the non-obvious verification gotcha I hit (can't import modules in the static - REPL at runtime) into the existing headless-testing memory. - - Recalled 1 memory (ctrl+o to expand) - -● This memory already captures most of it (including that import fails in the - static binary, line 22). The one genuinely new technique worth adding: reading - internal state via a transparent struct when its accessor isn't bound. Let me - append that. - Wrote 1 memory (ctrl+o to expand) - -● The [[qt-toolbar-toggle]] link implies a memory I shouldn't create (the fix - lives in the code). Let me make that reference plain text instead. - - Wrote 1 memory (ctrl+o to expand) - -● Done. tool-bar-mode now actually works instead of printing "not implemented". - - What was wrong - - M-x tool-bar-mode was registered and running — it just hit a stub that echoed - "Tool bar: not implemented". Meanwhile, qt/menubar.ss already builds a real - toolbar (New / Open / Save / Undo / Redo / Find) at startup, but it was never - stored anywhere, so nothing could show or hide it. - - The fix (3 source files) - - - qt/menubar.ss — store the toolbar it creates, and add qt-toolbar-toggle! (+ - qt-toolbar-visible?). The toggle flips a visibility flag and calls - qt-widget-show!/qt-widget-hide! — the same proven mechanism - cmd-toggle-menu-bar already uses for the menu bar. - - qt/commands.ss — cmd-tool-bar-mode (the M-x tool-bar-mode target) now calls - the toggle and reports "Tool-bar mode enabled/disabled". - - qt/commands-shell.ss — the sibling toggle-tool-bar alias was also a stub - ("Toolbar toggled"); wired it to the same toggle for consistency. - - Verification (all CLAUDE.md mandatory steps + functional) - - 1. make build ✓ - 2. make static-qt ✓ (static binary rebuilt) - 3. ./jemacs-qt --version ✓ - 4. Functional, against the static binary headless via the --repl interface: - - (find-command 'tool-bar-mode) → REGISTERED - - M-x tool-bar-mode → echo alternates "Tool-bar mode enabled" ⇄ "Tool-bar - mode disabled" (error? = #f), proving the flag flips each call and drives - show/hide - - M-x toggle-tool-bar → "Toolbar shown", sharing the same state - - One note: the static REPL can't import modules at runtime, so I verified state - by reading the transparent echo-state struct directly — I added that - technique to the headless-testing memory. The regenerated lib/*.sls are part - of the change (they're checked in); say the word if you'd like me to commit. - -✻ Cogitated for 12m 51s - -❯ OK so that all works. key-chords like TM seem to start failing all of a - sudden. Also ^d in vterm should exit the buffer! now it just stays around! - -● Two separate issues. Let me investigate both — the key-chord system and the - vterm C-d handling. Let me search both subsystems in parallel. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "========== KEY-CHORD SYSTEM =========="…) - ⎿ ========== KEY-CHORD SYSTEM ========== - src/jerboa-emacs/qt/app.ss:435:;; Key-chord state — detect two rapid k - eystrokes as a chord - … +58 lines (ctrl+o to expand) - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "========== CHORD DEFINITIONS / map =========="…) - ⎿ ========== CHORD DEFINITIONS / map ========== - src/jerboa-emacs/core.ss:144: ;; Key-chord system - src/jerboa-emacs/core.ss:145: *chord-map* - … +59 lines (ctrl+o to expand) - -● "TM" is literally the example in the chord code comments (app.ss:1344 — - Shift-release between T and M). Let me read the full chord dispatch logic to - find the state bug, and simultaneously map the vterm C-d/exit path (which - spans Scheme + the C++ shim) with an agent. - - Read 1 file (ctrl+o to expand) - -● Let me launch an agent to map the vterm C-d/exit path (it spans Scheme + the - C++ shim) while I keep analyzing the chord timer logic. - -● Explore(Map vterm C-d exit/kill path) - ⎿ Done (53 tool uses · 60.9k tokens · 2m 47s) - (ctrl+o to expand) - -● The agent confirms vterm issue 2: C-d reaches the PTY and the shell exits, the - C++ side detects it (checkChildExit, sets m_running=false, shows "[Process - exited]"), but nothing notifies Scheme and nothing polls - qt-terminal-is-running?, so the buffer is never killed. Now let me finish the - chord analysis — read the timer handler and how terminal buffers are polled - (for the fix). - - Read 1 file (ctrl+o to expand) - -● Let me read the terminal fastpath section (1263–1311) to see how chord state - interacts with terminal keys — both reported issues involve vterm, so they may - share a stuck-state cause. - - Read 1 file (ctrl+o to expand) - -● Let me look at the chord map internals — chord-start-char?, the timeout - default, and how the map is populated (whether "tm" is even registered): - - Read 1 file (ctrl+o to expand) - -● Now I understand the chord system fully (uppercase chords, 200ms timeout, - *chord-mode* gate). "TM" must be user-defined. "All of a sudden" suggests - either a stuck runtime state or a recent regression. Let me check git history - for recent changes to the chord and terminal code, and reproduce the chord - state via the REPL. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== recent commits touching chord logic in app.ss ==="…) - ⎿ === recent commits touching chord logic in app.ss === - 12a8ab9 updates - e5f4530 Share Qt vterm sessions across split windows - … +35 lines (ctrl+o to expand) - -● The user has ~/.jemacs-init with several chords. Let me see the full list - (including TM) and inspect the two most recent app.ss commits, which touch - vterm/chord-adjacent code. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== user chords (resolve symlink) ==="…) - ⎿ === user chords (resolve symlink) === - 8:; chord AB COMMAND — bind a two-key chord (Qt backend) - 10:; chord-mode true/false — enable/disable chord system - … +53 lines (ctrl+o to expand) - -● Critical finding: the user's init has chord MT vterm (line 36) — so the - "TM"/"MT" chord opens vterm, and commit 12a8ab9 (Jun 14, right before this - session) rewrote the chord/terminal interaction, adding *chord-pending-term*. - That's almost certainly the regression. Let me read the complete diff of that - commit in the chord handler. -● Bash(cd /home/jafourni/mine/jerboa-emacs - git show 12a8ab9 -- src/jerboa-emacs/qt/app.ss | sed -n '1,230p') - ⎿ commit 12a8ab963675c6b61a9f1a2cb1a4c539b693e7e5 - Author: Jaime Fournier <jaimef@linbsd.org> - Date: Sun Jun 14 16:27:57 2026 -0600 - … +170 lines (ctrl+o to expand) - -● Now I have the full regression diff. The new code routes a pending chord key - to the terminal on timeout via *chord-pending-term*, and notably Case 1 (chord - resolve/cancel) never resets *chord-pending-term*. Rather than keep - theorizing, let me reproduce empirically. Let me check the automation - key-injection primitives (whether send-keys! exercises the real chord - handler). - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== automation send-keys! + synthetic key injection ==="…) - ⎿ === automation send-keys! + synthetic key injection === - src/jerboa-emacs/qt/automation.ss:8:(export automation-send-keys! - src/jerboa-emacs/qt/automation.ss:9: automation-send-keys-async - … +17 lines (ctrl+o to expand) - -● automation-send-keys! sends real Qt key events through the actual handler, but - timing-based chord reproduction headless is fragile. Let me step back — I - have a strong unified theory and should verify the architecture for the fix. - The key insight: the user's chord MT vterm opens a vterm, then C-d kills the - shell but the buffer lingers (bug 2); trapped in a dead vterm, every keystroke - (including chords) is forwarded to a dead PTY and appears broken. Fixing the - lingering buffer likely resolves both complaints. - - Let me verify the fix infrastructure: periodic-task support, the is-running? - FFI, and the vterm buffer-kill path. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== schedule-periodic! signature + existing usage ==="…) - ⎿ === schedule-periodic! signature + existing usage === - src/jerboa-emacs/async.ss:91: schedule-periodic! - src/jerboa-emacs/async.ss:224:(def (schedule-periodic! name interval-m - … +38 lines (ctrl+o to expand) - -● Infrastructure confirmed: schedule-periodic!, qt-terminal-is-running? (reads - m_running, set false on child exit), and qt-buffer-kill!. Let me read the - vterm lifecycle and the existing buffer-kill paths in commands-config.ss to - design the reaper correctly. - - Read 1 file (ctrl+o to expand) - -● Let me read the existing buffer-kill paths (lines 880–945) to see how terminal - buffers + their session/view maps are cleaned up: - - Read 1 file (ctrl+o to expand) - -● Found cmd-term-send-eof (line 924) — the intended C-d handler with a - kill-and-switch! helper. But it keys off *terminal-state* (the old - line-terminal), while the native vterm uses *terminal-widget-map*. Let me read - the rest of this command and check what C-d is actually bound to. - - Read 1 file (ctrl+o to expand) - -● Confirmed: cmd-term-send-eof handles the old *terminal-state* / shell / eshell - buffers but not the native QTerminalSession vterm (*terminal-widget-map*). - For the native vterm, C-d goes straight to the PTY (shell exits correctly), - but nothing reaps the buffer. The fix is a periodic reaper using - qt-terminal-is-running?. Let me check the safe session/view destruction path - and what qt-buffer-kill! does. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== terminal destroy/close FFI (Scheme + C++) ==="…) - ⎿ === terminal destroy/close FFI (Scheme + C++) === - src/jerboa-emacs/qt/sci-shim.ss:141: qt-terminal-create qt-terminal-d - estroy! qt-terminal-spawn! - … +52 lines (ctrl+o to expand) - -● Let me read the existing native-vterm teardown (app.ss 2035–2060) — this is - the canonical way to destroy a vterm session + views: - - Read 1 file (ctrl+o to expand) - -● The canonical teardown is qt-terminal-destroy! (tears down views + PTY safely) - + remove from both maps + qt-buffer-kill!. Let me check how qt-buffer-kill! - handles windows still showing the buffer, so the reaper reassigns them - correctly. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== qt-buffer-kill! definition ==="…) - ⎿ === qt-buffer-kill! definition === - src/jerboa-emacs/qt/buffer.ss:33:(def (qt-buffer-kill! buf) - … +47 lines (ctrl+o to expand) - -● qt-buffer-kill! doesn't reassign windows — the caller must switch windows to - another buffer first (like kill-and-switch! does). For the native vterm, - switching away also requires the QStackedWidget to drop from the QTerminalView - back to the editor page. Let me read the post-buffer-attach-hook to see how - that stack switch happens. - - Read 1 file (ctrl+o to expand) - -● I now have the full architecture. qt-buffer-kill! doesn't reassign windows, - and qt-terminal-destroy! safely tears down the views (the QStackedWidget falls - back to the editor page). The fix is a periodic reaper that detects dead - native-vterm sessions (qt-terminal-is-running? → #f) and reaps the buffer. - - Let me first confirm bug 2 empirically against the current binary (and - validate my test method) before implementing. Launching headless: - -● Bash(cd /home/jafourni/mine/jerboa-emacs - rm -f "$HOME/.jerboa-repl-port"…) - ⎿ Running in the background (↓ to manage) - -● Bash(cd /home/jafourni/mine/jerboa-emacs - sleep 4…) - ⎿ launched, waiting for REPL port... - REPL port: 38243 - === port file === - PORT=38243 -● Background command "Launch current binary headless for bug-2 repro" completed (exit code 0) - -● REPL up on port 38243. Let me reproduce bug 2: open a vterm, confirm it's a - terminal buffer, type exit into the shell, then check whether the buffer - lingers. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - PORT=$(grep -oE '[0-9]+' "$HOME/.jerboa-repl-port" | head -1)…) - ⎿ Running in the background (↓ to manage) - -● Bash(sleep 6; cat /tmp/claude-1000/-home-jafourni-mine-jerboa-emacs/70558573-0 - a61-4cee-8b40-992d11582029/tasks/bdbzz3rv0.output 2>/dev/null) - ⎿ (1 :ok (:value "\"*terminal*\"" :stdout "")) - (2 :ok (:value "#t" :stdout "")) - (3 :error "Exception in string=?: #[#{app-state ka165uzp5jwz4gounbfhfm - … +9 lines (ctrl+o to expand) - -● send-keys! doesn't take *app* (it's a pre-bound closure). The vterm opened and - is a terminal buffer. Let me retry the exit with the correct signature: - -● Bash(cd /home/jafourni/mine/jerboa-emacs - PORT=$(grep -oE '[0-9]+' "$HOME/.jerboa-repl-port" | head -1)…) - ⎿ (5 :ok (:value "#<void>" :stdout "")) - (6 :ok (:value "(cur \"*terminal*\" term? #t)" :stdout "")) - --- done --- - -● Background command "Reproduce bug 2: vterm lingers after shell exit" completed (exit code 0) - -● Bug 2 confirmed: after typing exit + RET into the shell, the *terminal* buffer - still lingers as the current buffer (term? #t). No reaper exists. Let me - verify the symbols I need are in scope in app.ss before implementing, then - kill the test instance. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== is qt-terminal-is-running? exported by sci-shim? ==="…) - ⎿ Error: Exit code 144 - === is qt-terminal-is-running? exported by sci-shim? === - 144: qt-terminal-is-running? qt-terminal-interrupt! - 644:(def (qt-terminal-is-running? term) - - === does app.ss import qt/buffer (qt-buffer-kill!) and have buffer-list? - === - 74: :jerboa-emacs/qt/buffer - 460: (bufs (buffer-list)) - 1508: (buffer-list)) - 1627: (buffer-list))) - … +19 lines (ctrl+o to expand) - -● All symbols are in scope. Let me look at the existing window-reassignment - idiom in app.ss (around 455–560) to mirror it — there may already be a "switch - all windows off a buffer" pattern I should reuse. - - Read 1 file (ctrl+o to expand) - -● All symbols confirmed in scope. Let me verify the UI-update helper names I'll - call from the reaper, then implement. - -● Bash(cd /home/jafourni/mine/jerboa-emacs - echo "=== top-level UI update fns available in app.ss ==="…) - ⎿ === top-level UI update fns available in app.ss === - 368:(def (qt-update-frame-title! app) - 450:(def (qt-tabbar-update! app) - … +40 lines (ctrl+o to expand) - -● master-timer-tick! already wraps periodic thunks in with-catch, so reaper - errors are caught. All UI fns confirmed. Let me read the exact insertion - anchor, then implement. - - Read 1 file (ctrl+o to expand) - -● Now let me implement the reaper helpers right after the chord state defs: - -● Update(src/jerboa-emacs/qt/app.ss) - ⎿ Added 77 lines - 441 (def *chord-pending-term* #f) ;; terminal widget the pending - key came from, or #f - 442 (def *chord-timer-fired* #f) ;; set to #t when timer fires ( - guards against race) - 443 - 444 +(def (vterm-session-mapped? session) - 445 + "Is SESSION still a live entry in *terminal-widget-map*? - 446 + Used to avoid forwarding a deferred chord key to a destroye - +d QTerminalSession - 447 + (a freed pointer would crash)." - 448 + (let ((found #f)) - 449 + (hash-for-each - 450 + (lambda (buf s) (when (eq? s session) (set! found #t))) - 451 + *terminal-widget-map*) - 452 + found)) - 453 + - 454 +;;;=========================================================== - +================= - 455 +;;; Native vterm reaping — close terminal buffers whose shell - +has exited - 456 +;;;=========================================================== - +================= - 457 +;; A native QTerminalSession (cmd-term/'vterm) sends C-d strai - +ght to the PTY, - 458 +;; so the shell receives EOF and exits, but nothing on the Sch - +eme side notices: - 459 +;; the buffer lingers and keeps swallowing keystrokes (includi - +ng chords). The - 460 +;; C++ session sets m_running=false on child exit; we poll tha - +t here and close - 461 +;; the dead buffer, switching any window showing it to another - + buffer. - 462 +;; - 463 +;; *vterm-observed-running* guards the create→spawn window: a - +freshly created - 464 +;; session reports not-running until jsh starts, and must not - +be reaped before - 465 +;; it has ever run. - 466 +(def *vterm-observed-running* (make-hash-table-eq)) - 467 + - 468 +(def (qt-reap-one-vterm! app buf session) - 469 + "Tear down a single native vterm BUF whose SESSION has exite - +d." - 470 + (let* ((fr (app-state-frame app)) - 471 + (other (let loop ((bs (buffer-list))) - 472 + (cond ((null? bs) #f) - 473 + ((eq? (car bs) buf) (loop (cdr bs))) - 474 + (else (car bs)))))) - 475 + ;; Only reap when there is somewhere to switch the window( - +s) to. - 476 + (when other - 477 + ;; Drop any chord key still pending from this terminal s - +o the timer - 478 + ;; never forwards to the about-to-be-destroyed session. - 479 + (when (eq? *chord-pending-term* session) - 480 + (when *chord-timer* (qt-timer-stop! *chord-timer*)) - 481 + (set! *chord-pending-char* #f) - 482 + (set! *chord-pending-term* #f)) - 483 + ;; Reassign every window showing this buffer to another - +buffer. - 484 + (for-each - 485 + (lambda (win) - 486 + (when (eq? (qt-edit-window-buffer win) buf) - 487 + (qt-buffer-attach! (qt-edit-window-editor win) oth - +er) - 488 + (set! (qt-edit-window-buffer win) other))) - 489 + (qt-frame-windows fr)) - 490 + ;; Destroy the session (detaches + frees every view and - +the PTY), then - 491 + ;; clean the maps and kill the buffer. - 492 + (with-catch (lambda (e) #f) - 493 + (lambda () (qt-terminal-destroy! session))) - 494 + (hash-remove! *terminal-widget-map* buf) - 495 + (hash-remove! *terminal-views-map* buf) - 496 + (hash-remove! *vterm-observed-running* buf) - 497 + (qt-buffer-kill! buf) - 498 + (echo-message! (app-state-echo app) - 499 + (string-append (buffer-name buf) " exited")) - 500 + (qt-modeline-update! app) - 501 + (qt-tabbar-update! app) - 502 + (qt-update-frame-title! app)))) - 503 + - 504 +(def (qt-reap-dead-vterms! app) - 505 + "Close native vterm buffers whose shell process has exited." - 506 + (let ((dead '())) - 507 + (hash-for-each - 508 + (lambda (buf session) - 509 + (cond - 510 + ((not session) (void)) - 511 + ((qt-terminal-is-running? session) - 512 + (hash-put! *vterm-observed-running* buf #t)) - 513 + ((hash-get *vterm-observed-running* buf) - 514 + (set! dead (cons (cons buf session) dead))) - 515 + (else (void)))) ;; created but never spawned yet — - +leave alone - 516 + *terminal-widget-map*) - 517 + (for-each - 518 + (lambda (bs) (qt-reap-one-vterm! app (car bs) (cdr bs))) - 519 + dead))) - 520 +