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glibc/SOURCES/glibc-rh2224349.patch

27 lines
1003 B

commit 23ee92deea4c99d0e6a5f48fa7b942909b123ec5
Author: Florian Weimer <fweimer@redhat.com>
Date: Thu Jul 20 18:31:48 2023 +0200
debug: Mark libSegFault.so as NODELETE
The signal handler installed in the ELF constructor cannot easily
be removed again (because the program may have changed handlers
in the meantime). Mark the object as NODELETE so that the registered
handler function is never unloaded.
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
diff --git a/debug/Makefile b/debug/Makefile
index 71248e0d457a5b12..9fbc40dc69b477ca 100644
--- a/debug/Makefile
+++ b/debug/Makefile
@@ -213,6 +213,8 @@ extra-libs-others = $(extra-libs)
libSegFault-routines = segfault
libSegFault-inhibit-o = $(filter-out .os,$(object-suffixes))
+# libSegFault.so installs a signal handler in its ELF constructor.
+LDFLAGS-SegFault.so = -Wl,--enable-new-dtags,-z,nodelete
libpcprofile-routines = pcprofile
libpcprofile-inhibit-o = $(filter-out .os,$(object-suffixes))