Embed data files in scripts rather than relying on filesystem access for easier packaging

1 files changed, 2 insertions, 9 deletions

diff --git a/codegen/upper.zig b/codegen/upper.zig
index 7d96a0e..108fdbd 100644
--- a/codegen/upper.zig
+++ b/codegen/upper.zig
@@ -6,13 +6,9 @@ pub fn main() anyerror!void {
     defer arena.deinit();
     const allocator = arena.allocator();
 
-    var line_buf: [4096]u8 = undefined;
     var write_buf: [4096]u8 = undefined;
     // Process UnicodeData.txt
-    var in_file = try std.fs.cwd().openFile("data/unicode/UnicodeData.txt", .{});
-    defer in_file.close();
-    var in_reader = in_file.reader(&line_buf);
-
+    var in_reader = std.io.Reader.fixed(@embedFile("UnicodeData.txt"));
     var args_iter = try std.process.argsWithAllocator(allocator);
     defer args_iter.deinit();
     _ = args_iter.skip();
@@ -23,7 +19,7 @@ pub fn main() anyerror!void {
     var file_writer = out_file.writer(&write_buf);
     const endian = builtin.cpu.arch.endian();
 
-    lines: while (in_reader.interface.takeDelimiterExclusive('\n')) |line| {
+    lines: while (in_reader.takeDelimiterExclusive('\n')) |line| {
         if (line.len == 0) continue;
 
         var field_iter = std.mem.splitScalar(u8, line, ';');
@@ -48,9 +44,6 @@ pub fn main() anyerror!void {
             }
         }
     } else |err| switch (err) {
-        error.ReadFailed => {
-            return in_reader.err orelse err;
-        },
         error.EndOfStream => {},
         else => {
             return err;