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