From 50d9457147bbbcd4d3e91036dbeb7d6a9e28b975 Mon Sep 17 00:00:00 2001
From: Joshua Root <jmr@macports.org>
Date: Tue, 14 Apr 2026 05:30:51 +1000
Subject: [PATCH] sip_copy_proc: guard use of CPU_SUBTYPE_ARM64E

---
 src/pextlib1.0/sip_copy_proc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/pextlib1.0/sip_copy_proc.c b/src/pextlib1.0/sip_copy_proc.c
index d43fd5185..500cbcc94 100644
--- a/src/pextlib1.0/sip_copy_proc.c
+++ b/src/pextlib1.0/sip_copy_proc.c
@@ -299,6 +299,7 @@ static copy_needed_return_t copy_needed(const char *path, char *const argv[],
  *
  * See https://trac.macports.org/ticket/66358#comment:58.
  */
+#ifdef CPU_SUBTYPE_ARM64E
 static int strip_pointer_auth(const char *filepath) {
     int fd = -1;
     struct stat st;
@@ -433,6 +434,7 @@ out:
 
     return result;
 }
+#endif /* CPU_SUBTYPE_ARM64E */
 
 static int resign(const char *filepath) {
     int result = -1;
@@ -704,10 +706,12 @@ static char *lazy_copy(const char *path, struct stat *in_st) {
     }
 #endif /* HAVE_COPYFILE */
 
+#ifdef CPU_SUBTYPE_ARM64E
     if (-1 == strip_pointer_auth(target_path_temp)) {
         fprintf(stderr, "sip_copy_proc: strip_pointer_auth(%s) for source file %s failed\n", target_path_temp, path);
         goto lazy_copy_out;
     }
+#endif
 
     if (-1 == resign(target_path_temp)) {
         fprintf(stderr, "sip_copy_proc: resign(%s) failed\n", target_path_temp);