From d352d3cf415083fd0f07321273d1d03b26a323e0 Mon Sep 17 00:00:00 2001
From: Emil Williams
Date: Fri, 20 Feb 2026 05:47:11 +0000
Subject: hopefully more portable

---
 chad/root.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 chad/root.h

(limited to 'chad/root.h')

diff --git a/chad/root.h b/chad/root.h
new file mode 100644
index 0000000..95a3f8b
--- /dev/null
+++ b/chad/root.h
@@ -0,0 +1,17 @@
+#ifdef CHAD_ROOT_H
+#define CHAD_ROOT_H
+#include <limits.h>
+#include "macros.h"
+/* check errno -- chdir */
+always_inline void Root(char * filename) {
+  extern char * realpath(const char * restrict path, char * restrict resolved_path);
+  extern int chdir(const char * path);
+  attribute(noreturn) void abort(void);
+  char path[PATH_MAX], * terminator;
+  if (!realpath(filename, path)) { return; }
+  if ((terminator = strrchr(path, '/'))) {
+    *terminator = '\0';
+    chdir(path);
+  }
+}
+#endif /* CHAD_ROOT_H */
-- 
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