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-rw-r--r--codegen/normp.zig38
1 files changed, 18 insertions, 20 deletions
diff --git a/codegen/normp.zig b/codegen/normp.zig
index 60dabdc..eaf6989 100644
--- a/codegen/normp.zig
+++ b/codegen/normp.zig
@@ -21,7 +21,7 @@ const BlockMap = std.HashMap(
21 std.hash_map.default_max_load_percentage, 21 std.hash_map.default_max_load_percentage,
22); 22);
23 23
24pub fn main() !void { 24pub fn main() anyerror!void {
25 var arena = std.heap.ArenaAllocator.init(std.heap.page_allocator); 25 var arena = std.heap.ArenaAllocator.init(std.heap.page_allocator);
26 defer arena.deinit(); 26 defer arena.deinit();
27 const allocator = arena.allocator(); 27 const allocator = arena.allocator();
@@ -29,15 +29,10 @@ pub fn main() !void {
29 var flat_map = std.AutoHashMap(u21, u3).init(allocator); 29 var flat_map = std.AutoHashMap(u21, u3).init(allocator);
30 defer flat_map.deinit(); 30 defer flat_map.deinit();
31 31
32 var line_buf: [4096]u8 = undefined;
33
34 // Process DerivedNormalizationProps.txt 32 // Process DerivedNormalizationProps.txt
35 var in_file = try std.fs.cwd().openFile("data/unicode/DerivedNormalizationProps.txt", .{}); 33 var in_reader = std.io.Reader.fixed(@embedFile("DerivedNormalizationProps.txt"));
36 defer in_file.close(); 34 while (in_reader.takeDelimiterInclusive('\n')) |took| {
37 var in_buf = std.io.bufferedReader(in_file.reader()); 35 const line = std.mem.trimRight(u8, took, "\n");
38 const in_reader = in_buf.reader();
39
40 while (try in_reader.readUntilDelimiterOrEof(&line_buf, '\n')) |line| {
41 if (line.len == 0 or line[0] == '#') continue; 36 if (line.len == 0 or line[0] == '#') continue;
42 37
43 const no_comment = if (std.mem.indexOfScalar(u8, line, '#')) |octo| line[0..octo] else line; 38 const no_comment = if (std.mem.indexOfScalar(u8, line, '#')) |octo| line[0..octo] else line;
@@ -78,15 +73,19 @@ pub fn main() !void {
78 else => {}, 73 else => {},
79 } 74 }
80 } 75 }
76 } else |err| switch (err) {
77 error.EndOfStream => {},
78 else => {
79 return err;
80 },
81 } 81 }
82
83 var blocks_map = BlockMap.init(allocator); 82 var blocks_map = BlockMap.init(allocator);
84 defer blocks_map.deinit(); 83 defer blocks_map.deinit();
85 84
86 var stage1 = std.ArrayList(u16).init(allocator); 85 var stage1 = std.array_list.Managed(u16).init(allocator);
87 defer stage1.deinit(); 86 defer stage1.deinit();
88 87
89 var stage2 = std.ArrayList(u3).init(allocator); 88 var stage2 = std.array_list.Managed(u3).init(allocator);
90 defer stage2.deinit(); 89 defer stage2.deinit();
91 90
92 var block: Block = [_]u3{0} ** block_size; 91 var block: Block = [_]u3{0} ** block_size;
@@ -117,18 +116,17 @@ pub fn main() !void {
117 _ = args_iter.skip(); 116 _ = args_iter.skip();
118 const output_path = args_iter.next() orelse @panic("No output file arg!"); 117 const output_path = args_iter.next() orelse @panic("No output file arg!");
119 118
120 const compressor = std.compress.flate.deflate.compressor; 119 var write_buf: [4096]u8 = undefined;
121 var out_file = try std.fs.cwd().createFile(output_path, .{}); 120 var out_file = try std.fs.cwd().createFile(output_path, .{});
122 defer out_file.close(); 121 defer out_file.close();
123 var out_comp = try compressor(.raw, out_file.writer(), .{ .level = .best }); 122 var writer = out_file.writer(&write_buf);
124 const writer = out_comp.writer();
125 123
126 const endian = builtin.cpu.arch.endian(); 124 const endian = builtin.cpu.arch.endian();
127 try writer.writeInt(u16, @intCast(stage1.items.len), endian); 125 try writer.interface.writeInt(u16, @intCast(stage1.items.len), endian);
128 for (stage1.items) |i| try writer.writeInt(u16, i, endian); 126 for (stage1.items) |i| try writer.interface.writeInt(u16, i, endian);
129 127
130 try writer.writeInt(u16, @intCast(stage2.items.len), endian); 128 try writer.interface.writeInt(u16, @intCast(stage2.items.len), endian);
131 for (stage2.items) |i| try writer.writeInt(u8, i, endian); 129 for (stage2.items) |i| try writer.interface.writeInt(u8, i, endian);
132 130
133 try out_comp.flush(); 131 try writer.interface.flush();
134} 132}