arabica/m4/libxml2.m4

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2006-09-12 23:21:48 +02:00
AC_DEFUN([ARABICA_HAS_LIBXML2],
[ AC_ARG_WITH(libxml2,
[ --with-libxml2=PREFIX Use system libxml2 library],
, with_libxml2=yes)
AM_CONDITIONAL(LIBXML2_INSTALLED, test $with_libxml2 != no)
LIBXML2_CFLAGS=
LIBXML2_LIBS=
if test $with_libxml2 != no; then
if test $with_libxml2 != yes; then
libxml2_possible_path="$with_libxml2"
else
libxml2_possible_path="/usr /usr/local /opt /var"
fi
AC_MSG_CHECKING([for libxml2 headers])
libxml2_save_CXXFLAGS="$CXXFLAGS"
libxml2_found=no
for libxml2_path_tmp in $libxml2_possible_path ; do
CXXFLAGS="$CXXFLAGS -I$libxml2_path_tmp/include/libxml2"
AC_COMPILE_IFELSE([AC_LANG_SOURCE(@%:@include <libxml/parser.h>)],
[AS_VAR_SET(libxml2_found, yes)],
[AS_VAR_SET(libxml2_found, no)])
if test $libxml2_found = yes; then
LIBXML2_CFLAGS="-I$libxml2_path_tmp/include/libxml2"
LIBXML2_LIBS="-L$libxml2_path_tmp/lib"
break;
fi
CXXFLAGS="$libxml2_save_CXXFLAGS"
done
CXXFLAGS="$libxml2_save_CXXFLAGS"
AC_MSG_RESULT($libxml2_found)
if test $libxml2_found = yes; then
AC_CHECK_LIB(xml2, xmlInitParser,
[ LIBXML2_LIBS="$LIBXML2_LIBS -lxml2"
libxml2_found=yes ],
[ libxml2_found=no ],
"$LIBXML2_LIBS")
if test $libxml2_found = yes; then
HAVE_LIBXML2=1
fi
fi
fi
])