meson: Pass all -static-pie args to linker

Fixes: #29381
2023-10-01 11:49:51 +01:00
parent cf8c641733
commit a8b53f4f15
1 changed files with 8 additions and 3 deletions
@@ -153,9 +153,14 @@ efi_c_ld_args = [
        '-Wl,--entry=efi_main',
        '-Wl,--fatal-warnings',

-        # These flags should be passed by -static-pie, but seem to be missing sometimes.
-        '-Wl,--no-dynamic-linker',
-        '-z', 'text',
+        # These flags should be passed by -static-pie, but for whatever reason the flag translation
+        # is not enabled on all architectures. Not passing `-static` would just allow the linker to
+        # use dynamic libraries, (which we can't/don't use anyway). But if `-pie` is missing and the
+        # gcc build does not default to `-pie` we get a regular (no-pie) binary that will be
+        # rightfully rejected by elf2efi. Note that meson also passes `-pie` to the linker driver,
+        # but it is overridden by our `-static-pie`. We also need to pass these directly to the
+        # linker as `-static`+`-pie` seem to get translated differently.
+        '-Wl,-static,-pie,--no-dynamic-linker,-z,text',

        # EFI has 4KiB pages.
        '-z', 'common-page-size=4096',