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Preferring Linux include file sys/xattr.h over attr/attr.h

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This commit is contained in:
Thomas Schmitt
2018-05-18 17:20:24 +02:00
parent c5a9cc56e3
commit 848e039e6d
2 changed files with 60 additions and 5 deletions
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59
configure.ac
View File

@ -202,19 +202,68 @@ fi
AC_SUBST(LIBACL_DEF)
dnl ts A90123 - B51212
dnl ts A90123 - B80508
AC_ARG_ENABLE(xattr,
[ --enable-xattr Enable use of extended file attributes by libisofs, default=yes],
, enable_xattr=yes)
AC_ARG_ENABLE(xattr_h_pref_attr,
[ --enable-xattr-h-pref-attr Prefer include file attr/xattr.h over sys/xattr.h, default=no],
, enable_xattr_h_pref_attr=no)
XATTR_DEF=
XATTR_ADDON_DEF=
if test x"$LIBBURNIA_SUPP_FATTR" = xxattr
then
if test "x$enable_xattr" = xyes; then
dnl Check whether there is the header for Linux xattr.
dnl If not, erase this macro which would enable use of listxattr and others
XATTR_DEF="-DLibisofs_with_aaip_xattR"
AC_CHECK_HEADER(attr/xattr.h, AC_CHECK_LIB(c, listxattr, X= ,
XATTR_DEF= ), XATTR_DEF= )
XATTR_A_DEF=
XATTR_S_DEF=
if test x"$enable_xattr_h_pref_attr" = xyes
then
echo "prefering include file attr/xattr.h over sys/attr.h"
XATTR_A_DEF=1
AC_CHECK_HEADER(attr/xattr.h, AC_CHECK_LIB(c, listxattr, X= ,
XATTR_A_DEF= ), XATTR_A_DEF= )
if test x"$XATTR_A_DEF" = x1
then
XATTR_DEF="-DLibisofs_with_aaip_xattR"
else
XATTR_S_DEF=1
AC_CHECK_HEADER(sys/xattr.h, AC_CHECK_LIB(c, listxattr, X= ,
XATTR_S_DEF= ), XATTR_S_DEF= )
if test x"$XATTR_S_DEF" = x1
then
XATTR_DEF="-DLibisofs_with_aaip_xattR"
XATTR_ADDON_DEF="-DLibisofs_with_sys_xattR"
fi
fi
else
XATTR_S_DEF=1
AC_CHECK_HEADER(sys/xattr.h, AC_CHECK_LIB(c, listxattr, X= ,
XATTR_S_DEF= ), XATTR_S_DEF= )
if test x"$XATTR_S_DEF" = x1
then
XATTR_DEF="-DLibisofs_with_aaip_xattR"
XATTR_ADDON_DEF="-DLibisofs_with_sys_xattR"
else
XATTR_A_DEF=1
AC_CHECK_HEADER(attr/xattr.h, AC_CHECK_LIB(c, listxattr, X= ,
XATTR_A_DEF= ), XATTR_A_DEF= )
if test x"$XATTR_A_DEF" = x1
then
XATTR_DEF="-DLibisofs_with_aaip_xattR"
fi
fi
fi
if test x"$XATTR_S_DEF" = x1
then
echo "decided to include file sys/attr.h"
elif test x"$XATTR_A_DEF" = x1
then
echo "decided to include file attr/xattr.h"
fi
fi
elif test x"$LIBBURNIA_SUPP_FATTR" = xextattr
then
@ -233,6 +282,8 @@ then
else
echo "disabled local processing of extended file attributes"
fi
XATTR_DEF="$XATTR_DEF $XATTR_ADDON_DEF"
AC_SUBST(XATTR_DEF)

6
libisofs/aaip-os-linux.c
View File

@ -7,7 +7,7 @@
To be included by aaip_0_2.c for Linux
Copyright (c) 2009 - 2016 Thomas Schmitt, libburnia project, GPLv2+
Copyright (c) 2009 - 2018 Thomas Schmitt, libburnia project, GPLv2+
*/
@ -30,8 +30,12 @@
#endif
#ifdef Libisofs_with_aaip_xattR
#ifdef Libisofs_with_sys_xattR
#include <sys/xattr.h>
#else
#include <attr/xattr.h>
#endif
#endif
/* ------------------------------ Inquiry --------------------------------- */