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- From 1d99ae25bb1bd4879c6f20f607faf3040018ee84 Mon Sep 17 00:00:00 2001
- From: Brendan Heading <brendanheading@gmail.com>
- Date: Thu, 30 Jul 2015 15:44:52 +0100
- Subject: [PATCH 2/3] configure: refactor always_inline detection
- Use configure.ac to detect the availability of the always_inline glibc
- macro, and define it only if it does not exist.
- Signed-off-by: Brendan Heading <brendanheading@gmail.com>
- ---
- configure.ac | 1 +
- kerncompat.h | 2 +-
- 2 files changed, 2 insertions(+), 1 deletion(-)
- diff --git a/configure.ac b/configure.ac
- index e936a10..d3d81a1 100644
- --- a/configure.ac
- +++ b/configure.ac
- @@ -41,6 +41,7 @@ AC_PATH_PROG([RMDIR], [rmdir], [rmdir])
-
- AC_CHECK_FUNCS([openat], [],
- [AC_MSG_ERROR([cannot find openat() function])])
- +AC_CHECK_DECLS([__always_inline])
-
- m4_ifndef([PKG_PROG_PKG_CONFIG],
- [m4_fatal([Could not locate the pkg-config autoconf
- diff --git a/kerncompat.h b/kerncompat.h
- index 8318665..757b9b4 100644
- --- a/kerncompat.h
- +++ b/kerncompat.h
- @@ -32,7 +32,7 @@
-
- #include <features.h>
-
- -#ifndef __GLIBC__
- +#ifndef HAVE_DECL___ALWAYS_INLINE
- #define __always_inline __inline __attribute__ ((__always_inline__))
- #endif
-
- --
- 2.4.3
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