From 3c7747fd8bcaaf2eb2f901c34d573bae52fea0c5 Mon Sep 17 00:00:00 2001
From: Brent Cook <busterb@gmail.com>
Date: Wed, 15 Feb 2023 07:56:44 -0600
Subject: [PATCH] generate opensslconf.h based on host cpu architecture

---
 .gitignore                       |  2 ++
 Makefile.am                      |  2 +-
 Makefile.am.common               |  4 +++-
 include/Makefile.am              | 14 ++++++++++++++
 include/openssl/opensslconf.h.in | 15 +++++++++++++++
 patches/opensslconf.h.patch      | 24 ------------------------
 update.sh                        |  7 ++++++-
 7 files changed, 41 insertions(+), 27 deletions(-)
 create mode 100644 include/openssl/opensslconf.h.in
 delete mode 100644 patches/opensslconf.h.patch

diff --git a/.gitignore b/.gitignore
index 3a0b97f4e4..a47dd50289 100644
--- a/.gitignore
+++ b/.gitignore
@@ -145,6 +145,7 @@ stamp-h1
 stamp-h2
 
 include/openssl/Makefile.am
+include/arch
 
 VERSION
 crypto/VERSION
@@ -152,6 +153,7 @@ ssl/VERSION
 tls/VERSION
 libtls-standalone/VERSION
 
+ssl/hidden
 ssl/*.c
 ssl/*.h
 tls/*.c
diff --git a/Makefile.am b/Makefile.am
index ed59df0bf5..d28692a23d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,4 +1,4 @@
-SUBDIRS = crypto ssl tls include apps man
+SUBDIRS = include crypto ssl tls apps man
 if ENABLE_TESTS
 SUBDIRS += tests
 endif
diff --git a/Makefile.am.common b/Makefile.am.common
index 87aa807031..5405704b23 100644
--- a/Makefile.am.common
+++ b/Makefile.am.common
@@ -1,3 +1,5 @@
 AM_CFLAGS =
-AM_CPPFLAGS = -I$(top_srcdir)/include -I$(top_srcdir)/include/compat -DLIBRESSL_INTERNAL
+AM_CPPFLAGS = -I$(top_srcdir)/include
+AM_CPPFLAGS += -I$(abs_top_builddir)/include
+AM_CPPFLAGS += -I$(top_srcdir)/include/compat -DLIBRESSL_INTERNAL
 AM_CPPFLAGS += -D__BEGIN_HIDDEN_DECLS= -D__END_HIDDEN_DECLS=
diff --git a/include/Makefile.am b/include/Makefile.am
index aed67211e9..26e82fe39d 100644
--- a/include/Makefile.am
+++ b/include/Makefile.am
@@ -44,4 +44,18 @@ noinst_HEADERS += compat/sys/time.h
 noinst_HEADERS += compat/sys/types.h
 noinst_HEADERS += compat/sys/uio.h
 
+noinst_HEADERS += arch/aarch64/opensslconf.h
+noinst_HEADERS += arch/alpha/opensslconf.h
+noinst_HEADERS += arch/amd64/opensslconf.h
+noinst_HEADERS += arch/arm/opensslconf.h
+noinst_HEADERS += arch/hppa/opensslconf.h
+noinst_HEADERS += arch/i386/opensslconf.h
+noinst_HEADERS += arch/m88k/opensslconf.h
+noinst_HEADERS += arch/mips64/opensslconf.h
+noinst_HEADERS += arch/powerpc/opensslconf.h
+noinst_HEADERS += arch/powerpc64/opensslconf.h
+noinst_HEADERS += arch/riscv64/opensslconf.h
+noinst_HEADERS += arch/sh/opensslconf.h
+noinst_HEADERS += arch/sparc64/opensslconf.h
+
 include_HEADERS = tls.h
diff --git a/include/openssl/opensslconf.h.in b/include/openssl/opensslconf.h.in
new file mode 100644
index 0000000000..8842f00d39
--- /dev/null
+++ b/include/openssl/opensslconf.h.in
@@ -0,0 +1,15 @@
+#if defined(_MSC_VER) && !defined(__clang__) && !defined(__attribute__)
+#define __attribute__(a)
+#endif
+
+#if defined(LIBRESSL_INTERNAL) && !defined(LIBRESSL_NAMESPACE)
+# define LCRYPTO_UNUSED(x)
+# define LCRYPTO_USED(x)
+# define LCRYPTO_ALIAS1(pre, x)
+# define LCRYPTO_ALIAS(x)
+
+# define LSSL_UNUSED(x)
+# define LSSL_USED(x)
+# define LSSL_ALIAS(x)
+#endif /* LIBRESSL_INTERNAL && !LIBRESSL_NAMESPACE */
+
diff --git a/patches/opensslconf.h.patch b/patches/opensslconf.h.patch
deleted file mode 100644
index ee5d645bd7..0000000000
--- a/patches/opensslconf.h.patch
+++ /dev/null
@@ -1,24 +0,0 @@
---- include/openssl/opensslconf.h.orig	Tue Nov 22 21:08:27 2022
-+++ include/openssl/opensslconf.h	Wed Nov 23 12:38:07 2022
-@@ -1,6 +1,21 @@
- #include <openssl/opensslfeatures.h>
- /* crypto/opensslconf.h.in */
- 
-+#if defined(_MSC_VER) && !defined(__clang__) && !defined(__attribute__)
-+#define __attribute__(a)
-+#endif
-+
-+#if defined(LIBRESSL_INTERNAL) && !defined(LIBRESSL_NAMESPACE)
-+# define LCRYPTO_UNUSED(x)
-+# define LCRYPTO_USED(x)
-+# define LCRYPTO_ALIAS1(pre, x)
-+# define LCRYPTO_ALIAS(x)
-+
-+# define LSSL_UNUSED(x)
-+# define LSSL_USED(x)
-+# define LSSL_ALIAS(x)
-+#endif /* LIBRESSL_INTERNAL && !LIBRESSL_NAMESPACE */
-+
- #if defined(HEADER_CRYPTLIB_H) && !defined(OPENSSLDIR)
- #define OPENSSLDIR "/etc/ssl"
- #endif
diff --git a/update.sh b/update.sh
index 3d0a608e6c..29600a4703 100755
--- a/update.sh
+++ b/update.sh
@@ -70,7 +70,6 @@ fi
 
 $CP $libssl_src/LICENSE COPYING
 
-$CP $libcrypto_src/arch/amd64/opensslconf.h include/openssl
 $CP $libcrypto_src/opensslfeatures.h include/openssl
 $CP $libssl_src/pqueue.h include
 
@@ -152,6 +151,12 @@ for i in `awk '/SOURCES|HEADERS/ { print $3 }' crypto/Makefile.am` ; do
 	fi
 done
 
+for i in $libcrypto_src/arch/*; do
+	arch=`basename $i`
+	mkdir -p include/arch/$arch
+	$CP $libcrypto_src/arch/$arch/opensslconf.h include/arch/$arch/
+done
+
 for i in $libcrypto_src/bn/arch/*; do
 	arch=`basename $i`
 	mkdir -p crypto/bn/arch/$arch