From: Jay Freeman (saurik) <saurik@saurik.com>
Date: Sun, 26 Jan 2014 22:12:18 +0000 (-0800)
Subject: Attempt to load a framework when no module found.
X-Git-Tag: v0.9.501~5
X-Git-Url: https://git.saurik.com/cycript.git/commitdiff_plain/3f7f8d1112c3bdfd3cb684a0497e789bc352d7c7

Attempt to load a framework when no module found.
---

diff --git a/Execute.cpp b/Execute.cpp
index b0c8aac..a145ee0 100644
--- a/Execute.cpp
+++ b/Execute.cpp
@@ -1685,8 +1685,9 @@ JSGlobalContextRef CYGetJSContext(JSContextRef context) {
 extern "C" bool CydgetMemoryParse(const uint16_t **data, size_t *size);
 
 void *CYMapFile(const char *path, size_t *psize) {
-    int fd;
-    _syscall(fd = open(path, O_RDONLY));
+    int fd(_syscall_(open(path, O_RDONLY), 1, {ENOENT}));
+    if (fd == -1)
+        return NULL;
 
     struct stat stat;
     _syscall(fstat(fd, &stat));
@@ -1716,7 +1717,9 @@ static JSValueRef require(JSContextRef context, JSObjectRef object, JSObjectRef
     CYJSString property("exports");
     JSObjectRef module;
 
-    const char *path(pool.strcat(lib, "/cycript0.9/", CYPoolCString(pool, context, arguments[0]), ".cy", NULL));
+    const char *name(CYPoolCString(pool, context, arguments[0]));
+    const char *path(pool.strcat(lib, "/cycript0.9/", name, ".cy", NULL));
+
     CYJSString key(path);
     JSObjectRef modules(CYGetCachedObject(context, CYJSString("modules")));
     JSValueRef cache(CYGetProperty(context, modules, key));
@@ -1727,6 +1730,16 @@ static JSValueRef require(JSContextRef context, JSObjectRef object, JSObjectRef
         CYUTF8String code;
         code.data = reinterpret_cast<char *>(CYMapFile(path, &code.size));
 
+        if (code.data == NULL) {
+            if (strchr(name, '/') == NULL && (
+                dlopen(pool.strcat("/System/Library/Frameworks/", name, ".framework/", name, NULL), RTLD_LAZY | RTLD_GLOBAL) != NULL ||
+                dlopen(pool.strcat("/System/Library/PrivateFrameworks/", name, ".framework/", name, NULL), RTLD_LAZY | RTLD_GLOBAL) != NULL ||
+            false))
+                return CYJSUndefined(NULL);
+
+            CYThrow("Can't find module: %s", name);
+        }
+
         module = JSObjectMake(context, NULL, NULL);
         CYSetProperty(context, modules, key, module);