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build: support -no_fixup_chains in ld64

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Patch in suport for using -no_fixup_chains, with ld64. This option just
seems to be missing from our version, as it exists in later releases.

This is needed so we can disable fixup_chains in our security checks.
This commit is contained in:
fanquake
2023-06-29 11:54:31 +01:00
parent d4018f0b6c
commit 3dca683cb7
2 changed files with 28 additions and 2 deletions
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23
depends/patches/native_cctools/no_fixup_chains.patch Normal file
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@@ -0,0 +1,23 @@
commit 5860b35ff6c7241d1c35a1b3197b45e5c9ff86cf
Author: fanquake <fanquake@gmail.com>
Date: Thu Jun 29 11:52:43 2023 +0100
ld64: add support for -no_fixup_chains
This is added in later versions, and is required if we want to be able
to disable fixup_chains, for use in security tests.
diff --git a/cctools/ld64/src/ld/Options.cpp b/cctools/ld64/src/ld/Options.cpp
index 15e8e88..b6580af 100644
--- a/cctools/ld64/src/ld/Options.cpp
+++ b/cctools/ld64/src/ld/Options.cpp
@@ -4128,6 +4128,9 @@ void Options::parse(int argc, const char* argv[])
else if ( strcmp(arg, "-fixup_chains") == 0 ) {
fMakeChainedFixups = true;
}
+ else if ( strcmp(arg, "-no_fixup_chains") == 0 ) {
+ fMakeChainedFixups = false;
+ }
else if (strcmp(arg, "-debug_variant") == 0) {
fDebugVariant = true;
}