From: Jay Freeman (saurik) <saurik@saurik.com>
Date: Sun, 31 Dec 2017 10:07:16 +0000 (-0800)
Subject: Support signing binaries without any symbol table.
X-Git-Tag: v2.1.0~7
X-Git-Url: https://git.saurik.com/ldid.git/commitdiff_plain/422bad37a8c2fef85a857d6ee9707057879d3231?hp=1190f447adc6290d57702d7992474b10557370e5

Support signing binaries without any symbol table.
---

diff --git a/ldid.cpp b/ldid.cpp
index 08ac3a3..1f9287c 100644
--- a/ldid.cpp
+++ b/ldid.cpp
@@ -1220,9 +1220,11 @@ static void Allocate(const void *idata, size_t isize, std::streambuf &output, co
 
         if (symtab != NULL) {
             auto end(mach_header.Swap(symtab->stroff) + mach_header.Swap(symtab->strsize));
-            _assert(end <= size);
-            _assert(end >= size - 0x10);
-            size = end;
+            if (symtab->stroff != 0 || symtab->strsize != 0) {
+                _assert(end <= size);
+                _assert(end >= size - 0x10);
+                size = end;
+            }
         }
 
         size_t alloc(allocate(mach_header, size));