diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/install/install.zig | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/src/install/install.zig b/src/install/install.zig index 6298603f7..d9694ada1 100644 --- a/src/install/install.zig +++ b/src/install/install.zig @@ -402,6 +402,26 @@ pub const Lockfile = struct { }; }; + const SignalHandler = struct { + pub export fn lockfile_corrupt_signal_handler(_: i32, _: *const std.os.siginfo_t, _: ?*const anyopaque) callconv(.C) void { + var stdout = std.io.getStdOut(); + var stderr = std.io.getStdErr(); + var source = Output.Source.init(stdout, stderr); + Output.Source.set(&source); + + if (Output.isEmojiEnabled()) { + Output.prettyErrorln("<r><red>bun.lockb is corrupt and it crashed bun<r> ðŸ˜ðŸ˜ðŸ˜\n", .{}); + Output.flush(); + } else { + stderr.writeAll("bun.lockb is corrupt, causing bun to crash :'(\n") catch {}; + } + std.mem.doNotOptimizeAway(source); + + std.os.exit(6); + } + }; + var sigaction: std.os.Sigaction = undefined; + pub fn loadFromDisk(this: *Lockfile, allocator: std.mem.Allocator, log: *logger.Log, filename: stringZ) LoadFromDiskResult { std.debug.assert(FileSystem.instance_loaded); var file = std.fs.cwd().openFileZ(filename, .{ .read = true }) catch |err| { @@ -414,8 +434,15 @@ pub const Lockfile = struct { var buf = file.readToEndAlloc(allocator, std.math.maxInt(usize)) catch |err| { return LoadFromDiskResult{ .err = .{ .step = .read_file, .value = err } }; }; - var stream = Stream{ .buffer = buf, .pos = 0 }; + + sigaction = std.mem.zeroes(std.os.Sigaction); + sigaction.handler = .{ .sigaction = SignalHandler.lockfile_corrupt_signal_handler }; + + std.os.sigaction(std.os.SIG.SEGV | std.os.SIG.BUS, null, null); + std.os.sigaction(std.os.SIG.SEGV | std.os.SIG.BUS, &sigaction, null); + defer std.os.sigaction(std.os.SIG.SEGV | std.os.SIG.BUS, null, null); + // defer std.os.sigaction(sig: u6, act: ?*const Sigaction, oact: ?*Sigaction) Lockfile.Serializer.load(this, &stream, allocator, log) catch |err| { return LoadFromDiskResult{ .err = .{ .step = .parse_file, .value = err } }; }; @@ -433,7 +460,6 @@ pub const Lockfile = struct { pub const Tree = extern struct { id: Id = invalid_id, package_id: PackageID = invalid_package_id, - behavior: Behavior = Behavior.uninitialized, parent: Id = invalid_id, packages: Lockfile.PackageIDSlice = Lockfile.PackageIDSlice{}, |