From a3b5e884b12fdaa341010ef41bb9382fa0cd89f8 Mon Sep 17 00:00:00 2001
From: Michael Chaten
Date: Sat, 13 Sep 2025 08:38:24 -0700
Subject: Update codebase to Zig 0.15.1.

Removes compression support
---
 codegen/dwp.zig | 42 ++++++++++++++++++++++++------------------
 1 file changed, 24 insertions(+), 18 deletions(-)

(limited to 'codegen/dwp.zig')

diff --git a/codegen/dwp.zig b/codegen/dwp.zig
index 5e5bf6a..fad08d1 100644
--- a/codegen/dwp.zig
+++ b/codegen/dwp.zig
@@ -23,7 +23,7 @@ const BlockMap = std.HashMap(
     std.hash_map.default_max_load_percentage,
 );
 
-pub fn main() !void {
+pub fn main() anyerror!void {
     var arena = std.heap.ArenaAllocator.init(std.heap.page_allocator);
     defer arena.deinit();
     const allocator = arena.allocator();
@@ -36,10 +36,9 @@ pub fn main() !void {
     // Process DerivedEastAsianWidth.txt
     var deaw_file = try std.fs.cwd().openFile("data/unicode/extracted/DerivedEastAsianWidth.txt", .{});
     defer deaw_file.close();
-    var deaw_buf = std.io.bufferedReader(deaw_file.reader());
-    const deaw_reader = deaw_buf.reader();
+    var deaw_reader = deaw_file.reader(&line_buf);
 
-    while (try deaw_reader.readUntilDelimiterOrEof(&line_buf, '\n')) |line| {
+    while (deaw_reader.interface.takeDelimiterExclusive('\n')) |line| {
         if (line.len == 0) continue;
 
         // @missing ranges
@@ -88,15 +87,18 @@ pub fn main() !void {
                 else => {},
             }
         }
+    } else |err| switch (err) {
+        error.EndOfStream => {},
+        else => {
+            return err;
+        },
     }
-
     // Process DerivedGeneralCategory.txt
     var dgc_file = try std.fs.cwd().openFile("data/unicode/extracted/DerivedGeneralCategory.txt", .{});
     defer dgc_file.close();
-    var dgc_buf = std.io.bufferedReader(dgc_file.reader());
-    const dgc_reader = dgc_buf.reader();
+    var dgc_reader = dgc_file.reader(&line_buf);
 
-    while (try dgc_reader.readUntilDelimiterOrEof(&line_buf, '\n')) |line| {
+    while (dgc_reader.interface.takeDelimiterExclusive('\n')) |line| {
         if (line.len == 0 or line[0] == '#') continue;
         const no_comment = if (std.mem.indexOfScalar(u8, line, '#')) |octo| line[0..octo] else line;
 
@@ -139,15 +141,20 @@ pub fn main() !void {
                 else => {},
             }
         }
+    } else |err| switch (err) {
+        error.EndOfStream => {},
+        else => {
+            return err;
+        },
     }
 
     var blocks_map = BlockMap.init(allocator);
     defer blocks_map.deinit();
 
-    var stage1 = std.ArrayList(u16).init(allocator);
+    var stage1 = std.array_list.Managed(u16).init(allocator);
     defer stage1.deinit();
 
-    var stage2 = std.ArrayList(i4).init(allocator);
+    var stage2 = std.array_list.Managed(i4).init(allocator);
     defer stage2.deinit();
 
     var block: Block = [_]i4{0} ** block_size;
@@ -227,18 +234,17 @@ pub fn main() !void {
     _ = args_iter.skip();
     const output_path = args_iter.next() orelse @panic("No output file arg!");
 
-    const compressor = std.compress.flate.deflate.compressor;
+    var write_buf: [4096]u8 = undefined;
     var out_file = try std.fs.cwd().createFile(output_path, .{});
     defer out_file.close();
-    var out_comp = try compressor(.raw, out_file.writer(), .{ .level = .best });
-    const writer = out_comp.writer();
+    var writer = out_file.writer(&write_buf);
 
     const endian = builtin.cpu.arch.endian();
-    try writer.writeInt(u16, @intCast(stage1.items.len), endian);
-    for (stage1.items) |i| try writer.writeInt(u16, i, endian);
+    try writer.interface.writeInt(u16, @intCast(stage1.items.len), endian);
+    for (stage1.items) |i| try writer.interface.writeInt(u16, i, endian);
 
-    try writer.writeInt(u16, @intCast(stage2.items.len), endian);
-    for (stage2.items) |i| try writer.writeInt(i8, i, endian);
+    try writer.interface.writeInt(u16, @intCast(stage2.items.len), endian);
+    for (stage2.items) |i| try writer.interface.writeInt(i8, i, endian);
 
-    try out_comp.flush();
+    try writer.interface.flush();
 }
-- 
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