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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-12-20 08:41:55 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2022-01-06 07:59:49 -0300
commit65ccd641bacea33be23d51da737c2de7543d0f5e (patch)
treea3dbd16426b4a51dcb8450ede9d47c5a90e58a66 /NEWS
parentc1fc366ec9e78e17ad3e2ecdb4c4cc662decc32b (diff)
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debug: Remove catchsegv and libSegfault (BZ #14913)
Trapping SIGSEGV within the process is error-prone, adds security
issues, and modern analysis design tends to happen out of the
process (either by attaching a debugger or by post-mortem analysis).

The libSegfault also has some design problems, it uses non
async-signal-safe function (backtrace) on signal handler.

There are multiple alternatives if users do want to use similar
functionality, such as sigsegv gnulib module or libsegfault.
Diffstat (limited to 'NEWS')
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diff --git a/NEWS b/NEWS
index 1b7a64d654..eb68bb1651 100644
--- a/NEWS
+++ b/NEWS
@@ -135,6 +135,10 @@ Deprecated and removed features, and other changes affecting compatibility:
   configuration script now automatically detects static-pie support in the
   toolchain and architecture and enables it if available.
 
+* The catchsegv script and associated libSegFault.so shared object have
+  been removed.  There are widely-deployed out-of-process alternatives for
+  catching coredumps and backtraces.
+
 Changes to build and runtime requirements:
 
   [Add changes to build and runtime requirements here]