From de3b1ab45842f7265fae101aae296d1a2d9b7ae6 Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Wed, 15 Oct 2008 08:31:39 +0000
Subject: [PATCH 1/1] Quick detour to get Cydia Safe Mode working.

---
 Cydia.app/Cydia |  4 +++-
 Cydia.mm        | 26 ++++++++++++++++++++++++--
 2 files changed, 27 insertions(+), 3 deletions(-)

diff --git a/Cydia.app/Cydia b/Cydia.app/Cydia
index f0c76fcc..8356734e 100755
--- a/Cydia.app/Cydia
+++ b/Cydia.app/Cydia
@@ -1,3 +1,5 @@
 #!/bin/bash
 Cydia=$(dirname "$0")
-exec "${Cydia}"/Cydia_ 2>>/tmp/cydia.log
+declare -a flags
+[[ :${DYLD_INSERT_LIBRARIES}: == */MobileSubstrate.dylib: ]] && flags[${#flags[@]}]=--substrate
+exec "${Cydia}"/Cydia_ "${flags[@]}" -- "$@" 2>>/tmp/cydia.log
diff --git a/Cydia.mm b/Cydia.mm
index 0b92c4f3..be88a41f 100644
--- a/Cydia.mm
+++ b/Cydia.mm
@@ -7258,7 +7258,29 @@ id Dealloc_(id self, SEL selector) {
 }*/
 
 int main(int argc, char *argv[]) { _pooled
-    bootstrap_ = argc > 1 && strcmp(argv[1], "--bootstrap") == 0;
+    bool substrate(false);
+
+    if (argc != 0) {
+        char **args(argv);
+        int arge(1);
+
+        for (int argi(1); argi != argc; ++argi)
+            if (strcmp(argv[argi], "--") == 0) {
+                arge = argi;
+                argv[argi] = argv[0];
+                argv += argi;
+                argc -= argi;
+                break;
+            }
+
+        for (int argi(1); argi != arge; ++argi)
+            if (strcmp(args[argi], "--bootstrap") == 0)
+                bootstrap_ = true;
+            else if (strcmp(args[argi], "--substrate") == 0)
+                substrate = true;
+            else
+                fprintf(stderr, "unknown argument: %s\n", args[argi]);
+    }
 
     App_ = [[NSBundle mainBundle] bundlePath];
     Home_ = NSHomeDirectory();
@@ -7345,7 +7367,7 @@ int main(int argc, char *argv[]) { _pooled
     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
 #endif
 
-    if (access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
+    if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);
 
     if (access("/User", F_OK) != 0)
-- 
2.45.2