basic/architecture: adjust Risc-V ifdef (#5304)

https://lists.freedesktop.org/archives/systemd-devel/2017-February/038286.html

Let's keep both the old and new for now, so systemd builds correctly in either
environment. Later on we should drop the old.

diff --git a/src/basic/architecture.c b/src/basic/architecture.c
index b74dc0d..5a3dc08 100644 (file)
--- a/src/basic/architecture.c
+++ b/src/basic/architecture.c
@@ -123,7 +123,8 @@ int uname_architecture(void) {
                 { "crisv32",    ARCHITECTURE_CRIS     },
 #elif defined(__nios2__)
                 { "nios2",      ARCHITECTURE_NIOS2    },
-#elif defined(__riscv__)
+#elif defined(__riscv__) || defined(__riscv)
+        /* __riscv__ is obsolete, remove in 2018 */
                 { "riscv32",    ARCHITECTURE_RISCV32  },
                 { "riscv64",    ARCHITECTURE_RISCV64  },
 #  if __SIZEOF_POINTER__ == 4

diff --git a/src/basic/architecture.h b/src/basic/architecture.h
index b329df2..d6b8603 100644 (file)
--- a/src/basic/architecture.h
+++ b/src/basic/architecture.h
@@ -194,7 +194,8 @@ int uname_architecture(void);
 #elif defined(__nios2__)
 #  define native_architecture() ARCHITECTURE_NIOS2
 #  define LIB_ARCH_TUPLE "nios2-linux-gnu"
-#elif defined(__riscv__)
+#elif defined(__riscv__) || defined(__riscv)
+        /* __riscv__ is obsolete, remove in 2018 */
 #  if __SIZEOF_POINTER__ == 4
 #    define native_architecture() ARCHITECTURE_RISCV32
 #    define LIB_ARCH_TUPLE "riscv32-linux-gnu"