From 702bd881b66dc034e711c0ff47805f2da40b6e0d Mon Sep 17 00:00:00 2001 
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From: Yue Tao <yue.tao@windriver.com> 
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Date: Mon, 8 Aug 2016 16:04:33 +0800 
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Subject: [PATCH] Set the SYSROOT for libxml2 header file to avoid host 
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 contamination. 
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Upstream-Status: Inappropriate [embedded specific] 
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Signed-off-by: Yue Tao <yue.tao@windriver.com> 
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Signed-off-by: Yi Zhao <yi.zhao@windriver.com> 
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--- 
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 configure.ac | 12 ++++++------ 
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 1 file changed, 6 insertions(+), 6 deletions(-) 
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diff --git a/configure.ac b/configure.ac 
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index 504a844..ff4688c 100644 
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--- a/configure.ac 
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+++ b/configure.ac 
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@@ -931,15 +931,15 @@ if test "x$squid_opt_use_esi" = "xyes" -a "x$with_libxml2" != "xno" ; then 
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     dnl Find the main header and include path... 
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     AC_CACHE_CHECK([location of libxml2 include files], [ac_cv_libxml2_include], [ 
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       AC_CHECK_HEADERS([libxml/parser.h], [], [ 
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-        AC_MSG_NOTICE([Testing in /usr/include/libxml2]) 
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+        AC_MSG_NOTICE([Testing in $SYSROOT/usr/include/libxml2]) 
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         SAVED_CPPFLAGS="$CPPFLAGS" 
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-        CPPFLAGS="-I/usr/include/libxml2 $CPPFLAGS" 
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+        CPPFLAGS="-I$SYSROOT/usr/include/libxml2 $CPPFLAGS" 
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         unset ac_cv_header_libxml_parser_h 
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-        AC_CHECK_HEADERS([libxml/parser.h], [LIBXML2_CFLAGS="$LIBXML2_CFLAGS -I/usr/include/libxml2"], [ 
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-          AC_MSG_NOTICE([Testing in /usr/local/include/libxml2]) 
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-          CPPFLAGS="-I/usr/local/include/libxml2 $SAVED_CPPFLAGS" 
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+        AC_CHECK_HEADERS([libxml/parser.h], [LIBXML2_CFLAGS="$LIBXML2_CFLAGS -I$SYSROOT/usr/include/libxml2"], [ 
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+          AC_MSG_NOTICE([Testing in $SYSROOT/usr/local/include/libxml2]) 
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+          CPPFLAGS="-I$SYSROOT/usr/local/include/libxml2 $SAVED_CPPFLAGS" 
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           unset ac_cv_header_libxml_parser_h 
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-          AC_CHECK_HEADERS([libxml/parser.h], [LIBXML2_CFLAGS="$LIBXML2_CFLAGS -I/usr/local/include/libxml2"], [ 
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+          AC_CHECK_HEADERS([libxml/parser.h], [LIBXML2_CFLAGS="$LIBXML2_CFLAGS -I$SYSROOT/usr/local/include/libxml2"], [ 
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             AC_MSG_NOTICE([Failed to find libxml2 header file libxml/parser.h]) 
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           ]) 
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         ]) 
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