Merge pull request #13 from brad0/openbsd_elf_aux_info

Add support for OpenBSD ARM and RISC-V detection

Author: animetosho

src/crc.cc

@@ -206,7 +206,7 @@ namespace RapidYenc {
 # elif defined(__has_include)
 #  if __has_include(<sys/auxv.h>)
 #   include <sys/auxv.h>
-#   ifdef __FreeBSD__
+#   if defined(__FreeBSD__) || defined(__OpenBSD__)
 static unsigned long getauxval(unsigned long cap) {
 	unsigned long ret;
 	elf_aux_info(cap, &ret, sizeof(ret));

src/platform.cc

@@ -19,7 +19,7 @@
 # endif
 bool RapidYenc::cpu_supports_neon() {
 # if defined(AT_HWCAP)
-#  ifdef __FreeBSD__
+#  if defined(__FreeBSD__) || defined(__OpenBSD__)
 	unsigned long supported;
 	elf_aux_info(AT_HWCAP, &supported, sizeof(supported));
 #   ifdef __aarch64__
@@ -204,7 +204,7 @@ int RapidYenc::cpu_supports_crc_isa() {
 bool RapidYenc::cpu_supports_rvv() {
 # if defined(AT_HWCAP)
 	unsigned long ret;
-#  ifdef __FreeBSD__
+#  if defined(__FreeBSD__) || defined(__OpenBSD__)
 	elf_aux_info(AT_HWCAP, &ret, sizeof(ret));
 #  else
 	ret = getauxval(AT_HWCAP);