commit 112bedb: [Fix] backport fix for dlfcn.h from backward-cpp

[Duncan Bellamy]

Author: Duncan Bellamy
Date: 2023-10-12 10:06:52 +0000
URL: https://github.com/rspamd/rspamd/commit/112bedbaa95e3199bd1f284696beb6000a12b722 (refs/pull/4639/head)

[Fix] backport fix for dlfcn.h from backward-cpp
https://github.com/bombela/backward-cpp/commit/65fc89e210655aaa707337bc21d19f45805ac8a2

backport fix for powerpc as well
https://github.com/bombela/backward-cpp/commit/4bec538c996e155d487db9aef0fc2f1996202f8e

---
 contrib/backward-cpp/backward.hpp | 27 +++++++++++++--------------
 1 file changed, 13 insertions(+), 14 deletions(-)

diff --git a/contrib/backward-cpp/backward.hpp b/contrib/backward-cpp/backward.hpp
index ac7ad5173..b853f8308 100644
--- a/contrib/backward-cpp/backward.hpp
+++ b/contrib/backward-cpp/backward.hpp
@@ -211,10 +211,23 @@
 #else
 #include <link.h>
 #endif
+#if defined(__ppc__) || defined(__powerpc) || defined(__powerpc__) ||        \
+    defined(__POWERPC__)
+// Linux kernel header required for the struct pt_regs definition
+// to access the NIP (Next Instruction Pointer) register value
+#include <asm/ptrace.h>
+#endif
 #include <signal.h>
 #include <sys/stat.h>
 #include <syscall.h>
 #include <unistd.h>
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#include <dlfcn.h>
+#undef _GNU_SOURCE
+#else
+#include <dlfcn.h>
+#endif
 
 #if BACKWARD_HAS_BFD == 1
 //              NOTE: defining PACKAGE{,_VERSION} is required before including
@@ -227,13 +240,6 @@
 #define PACKAGE_VERSION
 #endif
 #include <bfd.h>
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#include <dlfcn.h>
-#undef _GNU_SOURCE
-#else
-#include <dlfcn.h>
-#endif
 #endif
 
 #if BACKWARD_HAS_DW == 1
@@ -248,13 +254,6 @@
 #include <libdwarf.h>
 #include <libelf.h>
 #include <map>
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#include <dlfcn.h>
-#undef _GNU_SOURCE
-#else
-#include <dlfcn.h>
-#endif
 #endif
 
 #if (BACKWARD_HAS_BACKTRACE == 1) || (BACKWARD_HAS_BACKTRACE_SYMBOL == 1)