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author | Nathan Straz <nstraz@redhat.com> | 2008-08-04 14:28:14 -0400 |
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committer | Nathan Straz <nstraz@redhat.com> | 2008-08-04 14:28:14 -0400 |
commit | e01f689aa62ec343670bfdea5235c919666d4aba (patch) | |
tree | bb253e3c4e3f360c27cd863a1ec70288e0d935b2 /gxp-int.c | |
download | gxpp-e01f689aa62ec343670bfdea5235c919666d4aba.tar.gz gxpp-e01f689aa62ec343670bfdea5235c919666d4aba.tar.xz gxpp-e01f689aa62ec343670bfdea5235c919666d4aba.zip |
Initial check-in of gxpp, a grep-like tool for XML and XPath.
This includes the main program, man page, Makefile, and RPM spec.
Diffstat (limited to 'gxp-int.c')
-rw-r--r-- | gxp-int.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/gxp-int.c b/gxp-int.c new file mode 100644 index 0000000..c36aa5f --- /dev/null +++ b/gxp-int.c @@ -0,0 +1,47 @@ +/* + * Copyright © 2007 Red Hat, Inc. All rights reserved. + * + * This copyrighted material is made available to anyone wishing to use, + * modify, copy, or redistribute it subject to the terms and conditions of the + * GNU General Public License v.2. This program is distributed in the hope + * that it will be useful, but WITHOUT ANY WARRANTY expressed or implied, + * including the implied warranties of MERCHANTABILITY or FITNESS FOR A + * PARTICULAR PURPOSE. See the GNU General Public License for more details. + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 51 + * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. Any Red Hat + * trademarks that are incorporated in the source code or documentation are not + * subject to the GNU General Public License and may only be used or replicated + * with the express permission of Red Hat, Inc. + * + * Red Hat Author(s): Nathan Straz <nstraz@redhat.com> + */ + +#include <libxml/tree.h> +#include <libxml/xpath.h> +#include <libxml/xpathInternals.h> + +xmlXPathContextPtr +generate_context(xmlDocPtr doc, const char *defprefix) +{ + xmlXPathContextPtr ctx; + xmlNodePtr root; + xmlNsPtr ns; + + root = xmlDocGetRootElement(doc); + ctx = xmlXPathNewContext(doc); + + for (ns = root->ns; ns; ns=ns->next) { + if (ns->href) { + if (ns->prefix) { + xmlXPathRegisterNs(ctx, ns->prefix, ns->href); + } else if (defprefix) { + xmlXPathRegisterNs(ctx, (xmlChar *)defprefix, ns->href); + } else { + fprintf(stderr, "WARNING: document uses default namespace, use -p option to specify a prefix\n"); + } + } + } + + return ctx; +} |