Daniel Veillard | 46057e1 | 2000-09-24 18:49:59 +0000 | [diff] [blame] | 1 | dnl Code shamelessly stolen from glib-config by Sebastian Rittau |
| 2 | dnl AM_PATH_XML([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) |
| 3 | AC_DEFUN(AM_PATH_XML,[ |
| 4 | AC_ARG_WITH(xml-prefix, |
| 5 | [ --with-xml-prefix=PFX Prefix where libxml is installed (optional)], |
| 6 | xml_config_prefix="$withval", xml_config_prefix="") |
| 7 | AC_ARG_ENABLE(xmltest, |
| 8 | [ --disable-xmltest Do not try to compile and run a test XML program],, |
| 9 | enable_xmltest=yes) |
| 10 | |
| 11 | if test x$xml_config_prefix != x ; then |
| 12 | xml_config_args="$xml_config_args --prefix=$xml_config_prefix" |
| 13 | if test x${XML_CONFIG+set} != xset ; then |
| 14 | XML_CONFIG=$xml_config_prefix/bin/xml-config |
| 15 | fi |
| 16 | fi |
| 17 | |
| 18 | AC_PATH_PROG(XML_CONFIG, xml-config, no) |
| 19 | min_xml_version=ifelse([$1], ,2.0.0, [$1]) |
| 20 | AC_MSG_CHECKING(for libxml - version >= $min_xml_version) |
| 21 | no_xml="" |
| 22 | if test "$XML_CONFIG" = "no" ; then |
| 23 | no_xml=yes |
| 24 | else |
| 25 | XML_CFLAGS=`$XML_CONFIG $xml_config_args --cflags` |
| 26 | XML_LIBS=`$XML_CONFIG $xml_config_args --libs` |
| 27 | xml_config_major_version=`$XML_CONFIG $xml_config_args --version | \ |
| 28 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` |
| 29 | xml_config_minor_version=`$XML_CONFIG $xml_config_args --version | \ |
| 30 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` |
| 31 | xml_config_micro_version=`$XML_CONFIG $xml_config_args --version | \ |
| 32 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` |
| 33 | if test "x$enable_xmltest" = "xyes" ; then |
| 34 | ac_save_CFLAGS="$CFLAGS" |
| 35 | ac_save_LIBS="$LIBS" |
| 36 | CFLAGS="$CFLAGS $XML_CFLAGS" |
| 37 | LIBS="$XML_LIBS $LIBS" |
| 38 | dnl |
| 39 | dnl Now check if the installed libxml is sufficiently new. |
| 40 | dnl |
| 41 | rm -f conf.xmltest |
| 42 | AC_TRY_RUN([ |
| 43 | #include <stdlib.h> |
| 44 | #include <stdio.h> |
| 45 | #include <glib.h> |
| 46 | #include <parser.h> |
| 47 | |
| 48 | int |
| 49 | main() |
| 50 | { |
| 51 | int major, minor, micro; |
| 52 | char *tmp_version; |
| 53 | |
| 54 | system("touch conf.xmltest"); |
| 55 | |
| 56 | tmp_version = g_strdup("$min_xml_version"); |
| 57 | if(sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) { |
| 58 | printf("%s, bad version string\n", "$min_xml_version"); |
| 59 | exit(1); |
| 60 | } |
| 61 | |
| 62 | return 0; /* FIXME */ |
| 63 | #if 0 /* FIXME */ |
| 64 | if((xml_major_version != $xml_config_major_version) || |
| 65 | (xml_minor_version != $xml_config_minor_version) || |
| 66 | (xml_micro_version != $xml_config_micro_version)) |
| 67 | { |
| 68 | printf("\n*** 'xml-config --version' returned %d.%d.%d, but libxml (%d.%d.%d)\n", |
| 69 | $xml_config_major_version, $xml_config_minor_version, $xml_config_micro_version, |
| 70 | xml_major_version, xml_minor_version, xml_micro_version); |
| 71 | printf("*** was found! If xml-config was correct, then it is best\n"); |
| 72 | printf("*** to remove the old version of libxml. You may also be able to fix the error\n"); |
| 73 | printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n"); |
| 74 | printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n"); |
| 75 | printf("*** required on your system.\n"); |
| 76 | printf("*** If xml-config was wrong, set the environment variable XML_CONFIG\n"); |
| 77 | printf("*** to point to the correct copy of xml-config, and remove the file config.cache\n"); |
| 78 | printf("*** before re-running configure\n"); |
| 79 | } |
| 80 | else |
| 81 | { |
| 82 | if ((xml_major_version > major) || |
| 83 | ((xml_major_version == major) && (xml_minor_version > minor)) || |
| 84 | ((xml_major_version == major) && (xml_minor_version == minor) && |
| 85 | (xml_micro_version >= micro))) |
| 86 | { |
| 87 | return 0; |
| 88 | } |
| 89 | else |
| 90 | { |
| 91 | printf("\n*** An old version of libxml (%d.%d.%d) was found.\n", |
| 92 | xml_major_version, xml_minor_version, xml_micro_version); |
| 93 | printf("*** You need a version of libxml newer than %d.%d.%d. The latest version of\n", |
| 94 | major, minor, micro); |
| 95 | printf("*** libxml is always available from ftp://ftp.gnome.org.\n"); |
| 96 | printf("***\n"); |
| 97 | printf("*** If you have already installed a sufficiently new version, this error\n"); |
| 98 | printf("*** probably means that the wrong copy of the xml-config shell script is\n"); |
| 99 | printf("*** being found. The easiest way to fix this is to remove the old version\n"); |
| 100 | printf("*** of libxml, but you can also set the XML_CONFIG environment to point to the\n"); |
| 101 | printf("*** correct copy of xml-config. (In this case, you will have to\n"); |
| 102 | printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n"); |
| 103 | printf("*** so that the correct libraries are found at run-time))\n"); |
| 104 | } |
| 105 | } |
| 106 | #endif |
| 107 | return 1; |
| 108 | } |
| 109 | ],, no_xml=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) |
| 110 | |
| 111 | CFLAGS="$ac_save_CFLAGS" |
| 112 | LIBS="$ac_save_LIBS" |
| 113 | fi |
| 114 | fi |
| 115 | |
| 116 | if test "x$no_xml" = x ; then |
| 117 | AC_MSG_RESULT(yes) |
| 118 | ifelse([$2], , :, [$2]) |
| 119 | else |
| 120 | AC_MSG_RESULT(no) |
| 121 | if test "$XML_CONFIG" = "no" ; then |
| 122 | echo "*** The xml-config script installed by libxml could not be found" |
| 123 | echo "*** If libxml was installed in PREFIX, make sure PREFIX/bin is in" |
| 124 | echo "*** your path, or set the XML_CONFIG environment variable to the" |
| 125 | echo "*** full path to xml-config." |
| 126 | else |
| 127 | if test -f conf.xmltest ; then |
| 128 | : |
| 129 | else |
| 130 | echo "*** Could not run libxml test program, checking why..." |
| 131 | CFLAGS="$CFLAGS $XML_CFLAGS" |
| 132 | LIBS="$LIBS $XML_LIBS" |
| 133 | dnl FIXME: AC_TRY_LINK |
| 134 | fi |
| 135 | fi |
| 136 | |
| 137 | XML_CFLAGS="" |
| 138 | XML_LIBS="" |
| 139 | ifelse([$3], , :, [$3]) |
| 140 | fi |
| 141 | AC_SUBST(XML_CFLAGS) |
| 142 | AC_SUBST(XML_LIBS) |
| 143 | rm -f conf.xmltest |
| 144 | ]) |