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attr: backport upstream patches to fix build on musl

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Upstream has already merged a number of patches that fix the build of
attr with the musl C library. This commit backports those two patches
in Buildroot, until upstream makes a new attr release.

Fixes:

  http://autobuild.buildroot.net/results/778/7785d07614ff1d76db79c86b790f13e8ab800cba/

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Thomas Petazzoni 2015-03-21 10:13:51 +01:00
parent 450023b2a2
commit e16796942a
2 changed files with 74 additions and 0 deletions
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37
package/attr/0002-avoid-glibc-specific-decls-defines.patch Normal file
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@ -0,0 +1,37 @@
From 667137acaffb8d0cc62b47821a67a52ba0637d5c Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Fri, 10 Jan 2014 13:56:37 +0000
Subject: avoid glibc-specific DECLS defines
This matches what we do in all the other headers.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
diff --git a/include/xattr.h b/include/xattr.h
index 70a84be..070d7c5 100644
--- a/include/xattr.h
+++ b/include/xattr.h
@@ -30,8 +30,9 @@
#define XATTR_CREATE 0x1 /* set value, fail if attr already exists */
#define XATTR_REPLACE 0x2 /* set value, fail if attr does not exist */
-
-__BEGIN_DECLS
+#ifdef __cplusplus
+extern "C" {
+#endif
extern int setxattr (const char *__path, const char *__name,
const void *__value, size_t __size, int __flags) __THROW;
@@ -58,6 +59,8 @@ extern int removexattr (const char *__path, const char *__name) __THROW;
extern int lremovexattr (const char *__path, const char *__name) __THROW;
extern int fremovexattr (int __filedes, const char *__name) __THROW;
-__END_DECLS
+#ifdef __cplusplus
+}
+#endif
#endif /* __XATTR_H__ */
--
cgit v0.9.0.2

37
package/attr/0003-portability-fixes.patch Normal file
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@ -0,0 +1,37 @@
From 92247401984dd9a80d9d0c8c030692323f980678 Mon Sep 17 00:00:00 2001
From: Emmanuel Dreyfus <manu@netbsd.org>
Date: Mon, 30 Jun 2014 13:06:05 +0000
Subject: Portability fixes
- <features.h> is Linux specific
- Define __THROW for non glibc based systems
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
(limited to 'include/xattr.h')
diff --git a/include/xattr.h b/include/xattr.h
index 070d7c5..fd1f268 100644
--- a/include/xattr.h
+++ b/include/xattr.h
@@ -20,7 +20,18 @@
#ifndef __XATTR_H__
#define __XATTR_H__
+#if defined(linux)
#include <features.h>
+#endif
+
+/* Portability non glibc c++ build systems */
+#ifndef __THROW
+# if defined __cplusplus
+# define __THROW throw ()
+# else
+# define __THROW
+# endif
+#endif
#include <errno.h>
#ifndef ENOATTR
--
cgit v0.9.0.2