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remove tool: update-license-headers

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This tool is not needed since license headers were removed in
d29871977f97b50fe5e3f16cd9c68ebeba02a562.
This commit is contained in:
Andrew Kelley 2024-01-07 17:02:17 -07:00
parent 5031519b73
commit 3f6e651d5a
2 changed files with 0 additions and 48 deletions
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1
test/standalone.zig
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@ -67,7 +67,6 @@ pub const simple_cases = [_]SimpleCase{
.{ .src_path = "tools/gen_stubs.zig" },
.{ .src_path = "tools/generate_linux_syscalls.zig" },
.{ .src_path = "tools/process_headers.zig" },
.{ .src_path = "tools/update-license-headers.zig" },
.{ .src_path = "tools/update-linux-headers.zig" },
.{ .src_path = "tools/update_clang_options.zig" },
.{ .src_path = "tools/update_cpu_features.zig" },

47
tools/update-license-headers.zig
View File

@ -1,47 +0,0 @@
const std = @import("std");
/// This script replaces a matching license header from .zig source files in a directory tree
/// with the `new_header` below.
const new_header = "";
pub fn main() !void {
var progress = std.Progress{};
const root_node = progress.start("", 0);
defer root_node.end();
var arena_allocator = std.heap.ArenaAllocator.init(std.heap.page_allocator);
const arena = arena_allocator.allocator();
const args = try std.process.argsAlloc(arena);
const path_to_walk = args[1];
const dir = try std.fs.cwd().openDir(path_to_walk, .{ .iterate = true });
var walker = try dir.walk(arena);
defer walker.deinit();
var buffer: [500]u8 = undefined;
const expected_header = buffer[0..try std.io.getStdIn().readAll(&buffer)];
while (try walker.next()) |entry| {
if (!std.mem.endsWith(u8, entry.basename, ".zig"))
continue;
var node = root_node.start(entry.basename, 0);
node.activate();
defer node.end();
const source = try dir.readFileAlloc(arena, entry.path, 20 * 1024 * 1024);
if (!std.mem.startsWith(u8, source, expected_header)) {
std.debug.print("no match: {s}\n", .{entry.path});
continue;
}
const truncated_source = source[expected_header.len..];
const new_source = try arena.alloc(u8, truncated_source.len + new_header.len);
@memcpy(new_source[0..new_source.len], new_header);
@memcpy(new_source[new_header.len .. new_header.len + truncated_source.len], truncated_source);
try dir.writeFile(entry.path, new_source);
}
}