BYTE_ORDER: If '__DARWIN_BYTE_ORDER' isn't defined (eg. on apple-sili…

…con) then little-endian is assumed.
build2 · Oct 30, 2024 · 48fa587 · 48fa587
1 parent 45c87be
commit 48fa587
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/libbuild2-autoconf/libbuild2/autoconf/checks/BYTE_ORDER.h b/libbuild2-autoconf/libbuild2/autoconf/checks/BYTE_ORDER.h
@@ -37,6 +37,13 @@
 #    if defined(__DARWIN_BYTE_ORDER)
 #      define BYTE_ORDER    __DARWIN_BYTE_ORDER
 #      define BIG_ENDIAN    __DARWIN_BIG_ENDIAN
+#      define LITTLE_ENDIAN __DARWIN_LITTLE_ENDIAN
+     /* if '__DARWIN_BYTE_ORDER' isn't defined then
+        then little-endian is assumed (eg. apple-silicon)
+     */
+#    else
+#      define BYTE_ORDER    __DARWIN_LITTLE_ENDIAN
+#      define BIG_ENDIAN    __DARWIN_BIG_ENDIAN
 #      define LITTLE_ENDIAN __DARWIN_LITTLE_ENDIAN
 #    endif
 #  elif defined(_WIN32)