From fae154eb209e068586e1adb589de5d273fcf4b4f Mon Sep 17 00:00:00 2001
From: Denis Arnaud <denis.arnaud_fedora@m4x.org>
Date: Tue, 18 May 2021 00:05:03 +0200
Subject: [PATCH] Fix build when SIGSTKSZ is no longer a constant

In the latest glibc versions SIGSTKSZ is not a constant any more, which
broke building the tests with it.

Work around this by hard-coding a typical value for it.

closes #886.

Upstream-Status: Backport.
---
 tests/catch.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/catch.hpp b/tests/catch.hpp
index 014df2c5..85067813 100644
--- a/tests/catch.hpp
+++ b/tests/catch.hpp
@@ -6489,7 +6489,7 @@ namespace Catch {
         static bool isSet;
         static struct sigaction oldSigActions [sizeof(signalDefs)/sizeof(SignalDefs)];
         static stack_t oldSigStack;
-        static char altStackMem[SIGSTKSZ];
+        static char altStackMem[8192];
 
         static void handleSignal( int sig ) {
             std::string name = "<unknown signal>";
@@ -6540,7 +6540,7 @@ namespace Catch {
     bool FatalConditionHandler::isSet = false;
     struct sigaction FatalConditionHandler::oldSigActions[sizeof(signalDefs)/sizeof(SignalDefs)] = {};
     stack_t FatalConditionHandler::oldSigStack = {};
-    char FatalConditionHandler::altStackMem[SIGSTKSZ] = {};
+    char FatalConditionHandler::altStackMem[8192] = {};
 
 } // namespace Catch
 
-- 
2.25.1