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Adding control block, --enable and disable option for libxml2 to configure.ac

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This commit is contained in:
Ward Fisher 2021-11-03 13:40:47 -06:00
parent 516a9c35d3
commit 8f648252ee
1 changed files with 32 additions and 11 deletions
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43
configure.ac
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@ -1054,18 +1054,39 @@ if test "x$enable_dap4" = xyes; then
AC_DEFINE([ENABLE_DAP4], [1], [if true, build DAP4 Client])
fi
###
# Libxml2 control block.
###
AC_MSG_CHECKING([whether to search for and use external libxml2])
AC_ARG_ENABLE([libxml2],
[AS_HELP_STRING([--disable-libxml2],
[disable detection and use of libxml2 in favor of the bundled ezxml interpreter])])
test "x$disable_libxml2" = xyes && enable_libxml2=no
AC_MSG_RESULT($enable_libxml2)
AC_SUBST([XMLPARSER],"ezxml")
if test "x$enable_libxml2" = xyes; then
# We can optionally use libxml2 for DAP4, if available
AC_CHECK_LIB([xml2],[xmlReadMemory],[have_libxml2=yes],[have_libxml2=no])
if test "x$have_libxml2" = "xyes" ; then
AC_SEARCH_LIBS([xmlReadMemory],[xml2 xml2.dll cygxml2.dll], [],[])
AC_CHECK_LIB([xml2],[xmlReadMemory],[have_libxml2=yes],[have_libxml2=no])
if test "x$have_libxml2" = "xyes" ; then
AC_SEARCH_LIBS([xmlReadMemory],[xml2 xml2.dll cygxml2.dll], [],[])
AC_SUBST([XMLPARSER],"libxml2")
fi
if test "x$have_libxml2" = xyes; then
XML2FLAGS=`xml2-config --cflags`
AC_SUBST([XML2FLAGS],${XML2FLAGS})
AC_DEFINE([HAVE_LIBXML2], [1], [if true, use libxml2])
fi
fi
if test "x$have_libxml2" = xyes; then
XML2FLAGS=`xml2-config --cflags`
AC_SUBST([XML2FLAGS],${XML2FLAGS})
AC_DEFINE([HAVE_LIBXML2], [1], [if true, use libxml2])
fi
# Need a condition for this
AM_CONDITIONAL(HAVE_LIBXML2, [test "x$have_libxml2" = xyes])
# Need a condition for this
AM_CONDITIONAL(HAVE_LIBXML2, [test "x$have_libxml2" = xyes])
###
# End Libxml2 block
###
# check for useful, but not essential, memio support
AC_CHECK_FUNCS([memmove getpagesize sysconf])
@ -1133,7 +1154,7 @@ AC_ARG_ENABLE([atexit-finalize],
[disable invoking nc_finalize at exit])])
test "x$enable_atexit_finalize" = xno || enable_atexit_finalize=yes
AC_MSG_RESULT($enable_atexit_finalize)
# Check for atexit
AC_CHECK_FUNCS([atexit])