Incl dir ... adds directories a look at a name found nowhere else is tried in, as acme's includename, <stdio.h> too; bare Incl lists them and Incl - empties them; the session's, seeded with /usr/include and /usr/local/include, kept in a dump; Indent's refusal says Enter keeps the indent always

Co-Authored-By: Claude Opus 5.5 <[email protected]>

1 files changed, 11 insertions, 0 deletions

diff --git a/src/dump.zig b/src/dump.zig
index 005770e1..b64441d3 100644
--- a/src/dump.zig
+++ b/src/dump.zig
@@ -302,6 +302,8 @@ pub const State = struct {
     /// config are kept on their own, and the font is the frontend's. Absent
     /// in older dumps.
     settings: []const []const u8 = &.{},
+    /// Incl's directories, in order; null in older dumps (the defaults).
+    incl: ?[]const []const u8 = null,
 };
 
 /// A header is a text like any other: it may hold newlines, but not a
@@ -798,6 +800,7 @@ pub fn dumpState(p: *Pardes) !void {
         .panes = dump_panes[0..panes_len],
         .mounts = mounts[0..p.fs.mounts.items.len],
         .settings = try changedSettings(p, arena),
+        .incl = p.incl.items,
     };
     try validate(state);
     var out: std.Io.Writer.Allocating = .init(p.gpa);
@@ -902,6 +905,14 @@ fn initDump(gpa: std.mem.Allocator, opts: Options, zon_bytes: []const u8, previo
     p.locations_config = st.locations_config;
     p.settings.tree_context_tag_style = st.tree_context_tag_style;
     applySettings(p, st.settings);
+    if (st.incl) |dirs| {
+        for (p.incl.items) |dir| p.gpa.free(dir);
+        p.incl.clearRetainingCapacity();
+        for (dirs) |dir| if (dir.len > 0 and dir[0] == '/' and std.mem.indexOfScalar(u8, dir, 0) == null) {
+            const copy = p.gpa.dupe(u8, dir) catch continue;
+            p.incl.append(p.gpa, copy) catch p.gpa.free(copy);
+        };
+    }
     // A dump naming a ThemeFile asks the host to load it again: until it
     // has, and for good if it fails, the theme this session showed goes on
     // (a failed ThemeFile changes nothing, a Restore's included), unless