[libxslt] minimal mingw support

[Daniel Veillard <veillard src gnome org>]

commit 3634f870de977f38ae3ea81ee0abef4e7e17e245
Author: Roumen Petrov <rumen master example net>
Date:   Sat Jan 23 19:01:41 2010 +0200

    minimal mingw support

 configure.in |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)
---
diff --git a/configure.in b/configure.in
index d63a23b..f217e24 100644
--- a/configure.in
+++ b/configure.in
@@ -141,12 +141,17 @@ AC_SUBST(VERSION_SCRIPT_FLAGS)
 AM_CONDITIONAL([USE_VERSION_SCRIPT], [test -n "$VERSION_SCRIPT_FLAGS"])
 
 dnl Look for pthread.h, needed for testThreads
+case $host in
+  *-mingw*) ;;
+  *)
 THREAD_LIBS=""
 AC_CHECK_HEADER(pthread.h,
     AC_CHECK_LIB(pthread, pthread_join,[
        AC_DEFINE([HAVE_LIBPTHREAD], [], [Define if pthread library is there (-lpthread)])
        AC_DEFINE([HAVE_PTHREAD_H], [], [Define if <pthread.h> is there])
        THREAD_LIBS="-lpthread"]))
+  ;;
+esac
 
 AC_SUBST(THREAD_LIBS)
 
@@ -546,12 +551,14 @@ then
 	XMLVERS=`$XML_CONFIG --version`
 	if test VERSION_TO_NUMBER(echo $XMLVERS) -ge VERSION_TO_NUMBER(echo $LIBXML_REQUIRED_VERSION)
 	then
-		LIBXML_LIBS="$LIBXML_LIBS `$XML_CONFIG --libs`"
-		LIBXML_CFLAGS="$LIBXML_CFLAGS `$XML_CONFIG --cflags`"
 		AC_MSG_RESULT($XMLVERS found)
 	else
 		AC_MSG_ERROR(Version $XMLVERS found. You need at least libxml2 $LIBXML_REQUIRED_VERSION for this version of libxslt)
 	fi
+	LIBXML_LIBS="$LIBXML_LIBS `$XML_CONFIG --libs`"
+	if test "x$LIBXML_SRC" = "x"; then
+		LIBXML_CFLAGS="$LIBXML_CFLAGS `$XML_CONFIG --cflags`"
+	fi
 else
 	AC_MSG_ERROR([Could not find libxml2 anywhere, check ftp://xmlsoft.org/.])
 fi