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Diffstat (limited to 'gnulib-local/m4/libxml.m4')
| -rw-r--r-- | gnulib-local/m4/libxml.m4 | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/gnulib-local/m4/libxml.m4 b/gnulib-local/m4/libxml.m4 new file mode 100644 index 0000000..7fa96bb --- /dev/null +++ b/gnulib-local/m4/libxml.m4 @@ -0,0 +1,197 @@ +# libxml.m4 serial 6 (gettext-0.18.2) +dnl Copyright (C) 2006, 2008 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +dnl From Bruno Haible. + +AC_DEFUN([gl_LIBXML], +[ + AC_REQUIRE([AM_ICONV_LINK]) + + AC_MSG_CHECKING([whether included libxml is requested]) + AC_ARG_WITH([included-libxml], + [ --with-included-libxml use the libxml2 included here], + [gl_cv_libxml_force_included=$withval], + [gl_cv_libxml_force_included=no]) + AC_MSG_RESULT([$gl_cv_libxml_force_included]) + + gl_cv_libxml_use_included="$gl_cv_libxml_force_included" + LIBXML= + LTLIBXML= + INCXML= + if test "$gl_cv_libxml_use_included" != yes; then + dnl Figure out whether we can use a preinstalled libxml2, or have to use + dnl the included one. + AC_CACHE_VAL([gl_cv_libxml], [ + gl_cv_libxml=no + gl_cv_LIBXML= + gl_cv_LTLIBXML= + gl_cv_INCXML= + gl_save_LIBS="$LIBS" + LIBS="$LIBS $LIBICONV" + dnl Search for libxml2 and define LIBXML2, LTLIBXML2 and INCXML2 + dnl accordingly. + dnl Don't use xml2-config nor pkg-config, since it doesn't work when + dnl cross-compiling or when the C compiler in use is different from the + dnl one that built the library. + dnl Use a test program that tries to invoke xmlFree. On Cygwin 1.7.x, + dnl libxml2 is built in such a way that uses of xmlFree work fine with + dnl -Wl,--enable-auto-import but lead to a link error with + dnl -Wl,--disable-auto-import. + AC_LIB_LINKFLAGS_BODY([xml2]) + LIBS="$gl_save_LIBS $LIBXML2 $LIBICONV" + AC_TRY_LINK([#include <libxml/xmlversion.h> + #include <libxml/xmlmemory.h> + ], + [xmlCheckVersion (0); xmlFree ((void *) 0);], + [gl_cv_libxml=yes + gl_cv_LIBXML="$LIBXML2 $LIBICONV" + gl_cv_LTLIBXML="$LTLIBXML2 $LTLIBICONV" + ]) + if test "$gl_cv_libxml" != yes; then + gl_save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $INCXML2" + AC_TRY_LINK([#include <libxml/xmlversion.h> + #include <libxml/xmlmemory.h> + ], + [xmlCheckVersion (0); xmlFree ((void *) 0);], + [gl_cv_libxml=yes + gl_cv_LIBXML="$LIBXML2 $LIBICONV" + gl_cv_LTLIBXML="$LTLIBXML2 $LTLIBICONV" + gl_cv_INCXML="$INCXML2" + ]) + if test "$gl_cv_libxml" != yes; then + dnl Often the include files are installed in /usr/include/libxml2. + dnl In libxml2-2.5, <libxml/xmlversion.h> is self-contained. + dnl In libxml2-2.6, it includes <libxml/xmlexports.h> which is + dnl self-contained. + libxml2_include_dir= + AC_TRY_CPP([#include <libxml2/libxml/xmlexports.h>], + [gl_ABSOLUTE_HEADER([libxml2/libxml/xmlexports.h]) + libxml2_include_dir=`echo "$gl_cv_absolute_libxml2_libxml_xmlexports_h" | sed -e 's,.libxml.xmlexports\.h$,,'` + ]) + if test -z "$libxml2_include_dir"; then + AC_TRY_CPP([#include <libxml2/libxml/xmlversion.h>], + [gl_ABSOLUTE_HEADER([libxml2/libxml/xmlversion.h]) + libxml2_include_dir=`echo "$gl_cv_absolute_libxml2_libxml_xmlversion_h" | sed -e 's,.libxml.xmlversion\.h$,,'` + ]) + fi + if test -n "$libxml2_include_dir" && test -d "$libxml2_include_dir"; then + CPPFLAGS="$gl_save_CPPFLAGS -I$libxml2_include_dir" + AC_TRY_LINK([#include <libxml/xmlversion.h> + #include <libxml/xmlmemory.h> + ], + [xmlCheckVersion (0); xmlFree ((void *) 0);], + [gl_cv_libxml=yes + gl_cv_LIBXML="$LIBXML2 $LIBICONV" + gl_cv_LTLIBXML="$LTLIBXML2 $LTLIBICONV" + gl_cv_INCXML="-I$libxml2_include_dir" + ]) + fi + fi + CPPFLAGS="$gl_save_CPPFLAGS" + fi + LIBS="$gl_save_LIBS" + ]) + AC_MSG_CHECKING([for libxml]) + AC_MSG_RESULT([$gl_cv_libxml]) + if test $gl_cv_libxml = yes; then + LIBXML="$gl_cv_LIBXML" + LTLIBXML="$gl_cv_LTLIBXML" + INCXML="$gl_cv_INCXML" + else + gl_cv_libxml_use_included=yes + fi + fi + AC_SUBST([LIBXML]) + AC_SUBST([LTLIBXML]) + AC_SUBST([INCXML]) + AC_MSG_CHECKING([whether to use the included libxml]) + AC_MSG_RESULT([$gl_cv_libxml_use_included]) + + if test "$gl_cv_libxml_use_included" = yes; then + LIBXML_H= + LIBXML_H="$LIBXML_H libxml/DOCBparser.h" + LIBXML_H="$LIBXML_H libxml/HTMLparser.h" + LIBXML_H="$LIBXML_H libxml/HTMLtree.h" + LIBXML_H="$LIBXML_H libxml/SAX2.h" + LIBXML_H="$LIBXML_H libxml/SAX.h" + LIBXML_H="$LIBXML_H libxml/c14n.h" + LIBXML_H="$LIBXML_H libxml/catalog.h" + LIBXML_H="$LIBXML_H libxml/chvalid.h" + LIBXML_H="$LIBXML_H libxml/debugXML.h" + LIBXML_H="$LIBXML_H libxml/dict.h" + LIBXML_H="$LIBXML_H libxml/encoding.h" + LIBXML_H="$LIBXML_H libxml/entities.h" + LIBXML_H="$LIBXML_H libxml/globals.h" + LIBXML_H="$LIBXML_H libxml/hash.h" + LIBXML_H="$LIBXML_H libxml/list.h" + LIBXML_H="$LIBXML_H libxml/nanoftp.h" + LIBXML_H="$LIBXML_H libxml/nanohttp.h" + LIBXML_H="$LIBXML_H libxml/parser.h" + LIBXML_H="$LIBXML_H libxml/parserInternals.h" + LIBXML_H="$LIBXML_H libxml/pattern.h" + LIBXML_H="$LIBXML_H libxml/relaxng.h" + LIBXML_H="$LIBXML_H libxml/schemasInternals.h" + LIBXML_H="$LIBXML_H libxml/schematron.h" + LIBXML_H="$LIBXML_H libxml/threads.h" + LIBXML_H="$LIBXML_H libxml/tree.h" + LIBXML_H="$LIBXML_H libxml/uri.h" + LIBXML_H="$LIBXML_H libxml/valid.h" + LIBXML_H="$LIBXML_H libxml/xinclude.h" + LIBXML_H="$LIBXML_H libxml/xlink.h" + LIBXML_H="$LIBXML_H libxml/xmlIO.h" + LIBXML_H="$LIBXML_H libxml/xmlautomata.h" + LIBXML_H="$LIBXML_H libxml/xmlerror.h" + LIBXML_H="$LIBXML_H libxml/xmlexports.h" + LIBXML_H="$LIBXML_H libxml/xmlmemory.h" + LIBXML_H="$LIBXML_H libxml/xmlmodule.h" + LIBXML_H="$LIBXML_H libxml/xmlreader.h" + LIBXML_H="$LIBXML_H libxml/xmlregexp.h" + LIBXML_H="$LIBXML_H libxml/xmlsave.h" + LIBXML_H="$LIBXML_H libxml/xmlschemas.h" + LIBXML_H="$LIBXML_H libxml/xmlschemastypes.h" + LIBXML_H="$LIBXML_H libxml/xmlstring.h" + LIBXML_H="$LIBXML_H libxml/xmlunicode.h" + LIBXML_H="$LIBXML_H libxml/xmlversion.h" + LIBXML_H="$LIBXML_H libxml/xmlwriter.h" + LIBXML_H="$LIBXML_H libxml/xpath.h" + LIBXML_H="$LIBXML_H libxml/xpathInternals.h" + LIBXML_H="$LIBXML_H libxml/xpointer.h" + AC_CHECK_HEADERS([arpa/inet.h ctype.h dlfcn.h dl.h errno.h \ + fcntl.h float.h limits.h malloc.h math.h netdb.h \ + netinet/in.h signal.h stdlib.h string.h \ + strings.h sys/select.h sys/socket.h sys/stat.h \ + sys/time.h sys/types.h time.h unistd.h]) + AC_CHECK_HEADERS([arpa/nameser.h], [], [], [ + #if HAVE_SYS_TYPES_H + # include <sys/types.h> + #endif + ]) + AC_CHECK_HEADERS([resolv.h], [], [], [ + #if HAVE_SYS_TYPES_H + # include <sys/types.h> + #endif + #if HAVE_NETINET_IN_H + # include <netinet/in.h> + #endif + #if HAVE_ARPA_NAMESER_H + # include <arpa/nameser.h> + #endif + ]) + AC_CHECK_FUNCS([dlopen getaddrinfo localtime shlload stat _stat strftime]) + dnl This relies on the va_copy replacement from the stdarg module. + AC_DEFINE([VA_COPY], [va_copy], + [Define to a working va_copy macro or replacement.]) + dnl Don't bother checking for pthread.h and other multithread facilities. + dnl Don't bother checking for zlib.h and how to link with libz. + else + LIBXML_H= + fi + AC_SUBST([LIBXML_H]) + + AM_CONDITIONAL([INCLUDED_LIBXML], + [test "$gl_cv_libxml_use_included" = yes]) +]) |