fix macox 10.13 or later

.gitignore

@@ -1,2 +1,7 @@
 *.swp
 out
+.vscode
+Makefile
+*.log
+config.status
+mconfig.pyc

configure

@@ -110,6 +110,7 @@ mconfig.build_and_link_c_objs(
         '(src)/lib/darwin/interpose.c',
         '(src)/lib/darwin/objc-asm.S',
         '(src)/lib/darwin/objc.c',
+        '(src)/lib/darwin/macho.c',
         '(src)/lib/darwin/read.c',
         '(src)/lib/darwin/substrate-compat.c',
         '(src)/lib/darwin/execmem.c',

lib/darwin/find-syms.c

@@ -11,7 +11,7 @@
 #include "substitute-internal.h"
 #include "dyld_cache_format.h"
 
-extern const struct dyld_all_image_infos *_dyld_get_all_image_infos();
+extern struct dyld_all_image_infos * my_get_all_image_infos();
 
 static pthread_once_t dyld_inspect_once = PTHREAD_ONCE_INIT;
 /* and its fruits: */
@@ -280,7 +280,7 @@ ok2: ;
  */
 
 static void inspect_dyld() {
-    const struct dyld_all_image_infos *aii = _dyld_get_all_image_infos();
+    const struct dyld_all_image_infos *aii = my_get_all_image_infos();
     const void *dyld_hdr = aii->dyldImageLoadAddress;
 
     const char *names[2] = { "__ZNK16ImageLoaderMachO8getSlideEv",

lib/darwin/inject.c

@@ -13,7 +13,7 @@
 #include <stdio.h>
 #include <stdbool.h>
 
-extern const struct dyld_all_image_infos *_dyld_get_all_image_infos();
+extern struct dyld_all_image_infos * my_get_all_image_infos();
 
 #define DEFINE_STRUCTS
 
@@ -104,7 +104,7 @@ static int find_foreign_images(mach_port_t task,
      * look up the symbols locally and don't have to do the rest of the
      * syscalls... not sure if this is any faster, but whatever. */
     if (FIELD(version) >= 13) {
-        const struct dyld_all_image_infos *local_aii = _dyld_get_all_image_infos();
+        const struct dyld_all_image_infos *local_aii = my_get_all_image_infos();
         if (local_aii->version >= 13 &&
             FIELD(sharedCacheSlide) == local_aii->sharedCacheSlide &&
             !memcmp(FIELD(sharedCacheUUID), local_aii->sharedCacheUUID, 16)) {

lib/darwin/macho.c

@@ -0,0 +1,20 @@
+#include <stdint.h>
+#include <mach/mach.h>
+#include <darwin/macho.h>
+
+
+struct dyld_all_image_infos * my_get_all_image_infos()
+{
+    kern_return_t kr;
+    task_flavor_t flavor = TASK_DYLD_INFO;
+    task_dyld_info_data_t infoData;
+    mach_msg_type_number_t task_info_outCnt = TASK_DYLD_INFO_COUNT;
+    kr = task_info(mach_task_self(), flavor, (task_info_t) &infoData, &task_info_outCnt);
+    if (kr != KERN_SUCCESS) {
+        //KR_ERROR(kr);
+        return 0;
+    }
+    struct dyld_all_image_infos *allImageInfos =
+            (struct dyld_all_image_infos *) infoData.all_image_info_addr;
+    return allImageInfos;
+}

lib/darwin/macho.h

@@ -0,0 +1,3 @@
+#include <stdint.h>
+#include <mach/mach.h>
+struct dyld_all_image_infos * my_get_all_image_infos();