# Original patch was created by Thomas Deutschmann <whissi@gentoo.org>, but the
# patch needed to be rebased. Mainly configure.ac instead of configure.in.
# The only additional included part is secmem patch.
#
# Closes: https://bugs.gentoo.org/829285
From 69c3974670f5a8ee0f2258f10a9228b39025b464 Mon Sep 17 00:00:00 2001
From: Thomas Deutschmann <whissi@gentoo.org>
Date: Wed, 13 Dec 2017 01:02:12 +0100
Subject: [PATCH] loff_t and __WORDSIZE includes for MUSL

Rewrite of Justin Keogh's patch [Link 1] to fix build problems
on ARM.

Link 1: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=5f5abc0f1b036921d6eb5b0f434c960ed280619f
Fixes: https://bugs.gentoo.org/616364
--- a/configure.ac
+++ b/configure.ac
@@ -11,7 +11,7 @@ AC_C_INLINE

 #AC_PROG_INSTALL
 #CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
-AC_CHECK_HEADERS([fallocate.h dlfcn.h unistd.h sys/xattr.h attr/xattr.h sys/acl.h sys/ioctl.h endian.h linux/fs.h linux/fiemap.h stdint.h lzo/lzo1x.h openssl/evp.h linux/random.h sys/random.h malloc.h sched.h sys/statvfs.h sys/resource.h sys/endian.h linux/swab.h])
+AC_CHECK_HEADERS([fallocate.h dlfcn.h unistd.h sys/xattr.h attr/xattr.h sys/acl.h sys/ioctl.h sys/reg.h endian.h linux/fs.h linux/fiemap.h stdint.h lzo/lzo1x.h openssl/evp.h linux/random.h sys/random.h malloc.h sched.h sys/statvfs.h sys/resource.h sys/endian.h linux/swab.h])
 AC_CHECK_FUNCS([ffs ffsl basename fallocate64 splice getopt_long open64 pread pread64 lseek64 stat64 posix_fadvise posix_fadvise64 __builtin_prefetch htonl htobe64 feof_unlocked getline getentropy getrandom posix_memalign valloc sched_yield fstatvfs __builtin_cpu_supports getrlimit aligned_alloc])
 AC_CHECK_LIB(dl,dlsym)
 AC_CHECK_LIB(fallocate,linux_fallocate64)
--- a/ddr_ctrl.h
+++ b/ddr_ctrl.h
@@ -7,6 +7,9 @@
  *  License: GNU GPLv2 or v3
  */

+#define _GNU_SOURCE
+#include <fcntl.h>
+
 #ifndef _DDR_CTRL_H
 #define _DDR_CTRL_H

--- a/ffs.h
+++ b/ffs.h
@@ -28,6 +28,9 @@
 #include <endian.h>
 #endif

+#ifdef HAVE_SYS_REG_H
+#include <sys/reg.h>
+#endif

 #ifdef HAVE_FFS
 # define myffs(x) ffs(x)

--- a/fiemap.h
+++ b/fiemap.h
@@ -29,5 +29,9 @@

 #endif	/* HAVE_LINUX_FS_H */

+#ifdef HAVE_SYS_REG_H
+#include <sys/reg.h>
+#endif
+
 #endif	/* _FIEMAPH */

--- a/fmt_no.h
+++ b/fmt_no.h
@@ -1,4 +1,6 @@
 /** Decl for int to str conversion with highlighting */
+#define _GNU_SOURCE
+#include <fcntl.h>

 #ifndef _FMT_NO_H
 #define _FMT_NO_H

--- a/fstrim.h
+++ b/fstrim.h
@@ -1,3 +1,6 @@
+#define _GNU_SOURCE
+#include <fcntl.h>
+
 #ifndef _FSTRIM_H
 #define _FSTRIM_H

--- a/libddr_hash.c
+++ b/libddr_hash.c
@@ -34,6 +34,10 @@
 #include <unistd.h>
 #include <fcntl.h>

+#ifdef HAVE_SYS_REG_H
+#include <sys/reg.h>
+#endif
+
 #include <netinet/in.h>	/* For ntohl/htonl */
 #include <endian.h>

--- a/libddr_lzo.c
+++ b/libddr_lzo.c
@@ -16,6 +16,9 @@
 #include "ddr_plugin.h"
 #include "ddr_ctrl.h"

+#ifdef HAVE_SYS_REG_H
+#include <sys/reg.h>
+#endif
 #include <stdlib.h>
 #include <string.h>
 #include <stdint.h>

--- a/libddr_null.c
+++ b/libddr_null.c
@@ -10,6 +10,9 @@
 #include "ddr_ctrl.h"
 #include <string.h>
 #include <stdlib.h>
+#ifdef HAVE_SYS_REG_H
+#include <sys/reg.h>
+#endif

 /* fwd decl */
 extern ddr_plugin_t ddr_plug;

--- a/sha512.h
+++ b/sha512.h
@@ -3,6 +3,10 @@

 #include "hash.h"

+#ifdef HAVE_SYS_REG_H
+#include <sys/reg.h>
+#endif
+
 void sha512_init(hash_t *ctx);
 void sha384_init(hash_t *ctx);
 void sha512_128(const uint8_t* msg, hash_t* ctx);

--- a/secmem.c
+++ b/secmem.c
@@ -15,6 +15,7 @@
 #endif
 #ifdef HAVE_SYS_RESOURCE_H
 # include <sys/resource.h>
+# include <stddef.h>
 #endif

 static unsigned char *optr;