From 98a7d90ee258ceef9c70b0b2955d0458ec46f048 Mon Sep 17 00:00:00 2001 From: elsid Date: Fri, 24 Sep 2021 19:40:29 +0200 Subject: [PATCH] Assume SIGSTKSZ is not a constant SIGSTKSZ is not defined as constant since glibc 2.34: https://sourceware.org/git/?p=glibc.git;a=commit;h=6c57d320484988e87e446e2e60ce42816bf51d53 --- components/crashcatcher/crashcatcher.cpp | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/components/crashcatcher/crashcatcher.cpp b/components/crashcatcher/crashcatcher.cpp index 86571e1e3a..c828e1ca81 100644 --- a/components/crashcatcher/crashcatcher.cpp +++ b/components/crashcatcher/crashcatcher.cpp @@ -56,8 +56,6 @@ static const char exec_err[] = "!!! Failed to exec debug process\n"; static char argv0[PATH_MAX]; -static char altstack[SIGSTKSZ]; - static struct { int signum; @@ -475,9 +473,10 @@ int crashCatcherInstallHandlers(int argc, char **argv, int num_signals, int *sig /* Set an alternate signal stack so SIGSEGVs caused by stack overflows * still run */ + static char* altstack = new char [SIGSTKSZ]; altss.ss_sp = altstack; altss.ss_flags = 0; - altss.ss_size = sizeof(altstack); + altss.ss_size = SIGSTKSZ; sigaltstack(&altss, nullptr); memset(&sa, 0, sizeof(sa)); -- GitLab