From 6f3abbead534650377aa8362f8c37623831ee5af Mon Sep 17 00:00:00 2001
From: TheCharlatan <seb.kung@gmail.com>
Date: Wed, 22 Jun 2022 22:50:55 +0200
Subject: Depends: Unbound disable getentropy()/reallocarray() (glibc < 2.26)

---
 contrib/depends/packages/unbound.mk                        |  9 ++++++++-
 .../patches/unbound/disable-glibc-reallocarray.patch       | 14 ++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)
 create mode 100644 contrib/depends/patches/unbound/disable-glibc-reallocarray.patch

diff --git a/contrib/depends/packages/unbound.mk b/contrib/depends/packages/unbound.mk
index a85c47e4e..9336524f3 100644
--- a/contrib/depends/packages/unbound.mk
+++ b/contrib/depends/packages/unbound.mk
@@ -4,6 +4,8 @@ $(package)_download_path=https://www.nlnetlabs.nl/downloads/$(package)/
 $(package)_file_name=$(package)-$($(package)_version).tar.gz
 $(package)_sha256_hash=a480dc6c8937447b98d161fe911ffc76cfaffa2da18788781314e81339f1126f
 $(package)_dependencies=openssl expat ldns
+$(package)_patches=disable-glibc-reallocarray.patch
+
 
 define $(package)_set_vars
   $(package)_config_opts=--disable-shared --enable-static --without-pyunbound --prefix=$(host_prefix) --with-libexpat=$(host_prefix) --with-ssl=$(host_prefix) --with-libevent=no --without-pythonmodule --disable-flto --with-pthreads --with-libunbound-only
@@ -12,8 +14,13 @@ define $(package)_set_vars
   $(package)_build_opts_mingw32=LDFLAGS="$($(package)_ldflags) -lpthread"
 endef
 
+define $(package)_preprocess_cmds
+  patch -p1 < $($(package)_patch_dir)/disable-glibc-reallocarray.patch &&\
+  autoconf
+endef
+
 define $(package)_config_cmds
-  $($(package)_autoconf)
+  $($(package)_autoconf) ac_cv_func_getentropy=no
 endef
 
 define $(package)_build_cmds
diff --git a/contrib/depends/patches/unbound/disable-glibc-reallocarray.patch b/contrib/depends/patches/unbound/disable-glibc-reallocarray.patch
new file mode 100644
index 000000000..d66a821ad
--- /dev/null
+++ b/contrib/depends/patches/unbound/disable-glibc-reallocarray.patch
@@ -0,0 +1,14 @@
+diff --git a/configure.ac b/configure.ac
+index 5c7da197..e2b25288 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -1702,6 +1702,9 @@ AC_LINK_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT
+ #ifndef _OPENBSD_SOURCE
+ #define _OPENBSD_SOURCE 1
+ #endif
++#ifdef __linux__
++# error reallocarray() is currently disabled on Linux to support glibc < 2.26
++#endif
+ #include <stdlib.h>
+ int main(void) {
+ 	void* p = reallocarray(NULL, 10, 100);
-- 
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