From c70d05ed2cf1c993638c61d1dd1f772bcaa19f14 Mon Sep 17 00:00:00 2001
From: Jakub Konka <kubkon@jakubkonka.com>
Date: Mon, 11 Dec 2023 17:34:34 +0100
Subject: [PATCH] zacho: dump *_DYLIB load commands

---
 src/ZachO.zig | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/ZachO.zig b/src/ZachO.zig
index a289a3f..69285aa 100644
--- a/src/ZachO.zig
+++ b/src/ZachO.zig
@@ -191,6 +191,12 @@ pub fn printLoadCommands(self: ZachO, writer: anytype) !void {
             .DYLD_INFO_ONLY => try printDyldInfoOnlyLC(fmt, lc, writer),
             .UUID => try printUuidLC(fmt, lc, writer),
             .RPATH => try printRpathLC(fmt, lc, writer),
+            .ID_DYLIB,
+            .LOAD_DYLIB,
+            .LOAD_WEAK_DYLIB,
+            .LOAD_UPWARD_DYLIB,
+            .REEXPORT_DYLIB,
+            => try printDylibLC(fmt, lc, writer),
             else => {},
         }
 
@@ -215,6 +221,15 @@ fn printUuidLC(f: anytype, lc: macho.LoadCommandIterator.LoadCommand, writer: an
     try writer.print(f.fmt("s"), .{ "UUID:", encoded });
 }
 
+fn printDylibLC(f: anytype, lc: macho.LoadCommandIterator.LoadCommand, writer: anytype) !void {
+    const name = lc.getDylibPathName();
+    const cmd = lc.cast(macho.dylib_command).?;
+    try writer.print(f.fmt("s"), .{ "Name:", name });
+    try writer.print(f.fmt("d"), .{ "Timestamp:", cmd.dylib.timestamp });
+    try writer.print(f.fmt("d"), .{ "Current version:", cmd.dylib.current_version });
+    try writer.print(f.fmt("d"), .{ "Compat version:", cmd.dylib.compatibility_version });
+}
+
 fn printDyldInfoOnlyLC(f: anytype, lc: macho.LoadCommandIterator.LoadCommand, writer: anytype) !void {
     const cmd = lc.cast(macho.dyld_info_command).?;
     try writer.print(f.fmt("x"), .{ "Rebase offset:", cmd.rebase_off });