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author | Wojtek Kosior <wk@koszkonutek-tmp.pl.eu.org> | 2021-04-30 18:47:09 +0200 |
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committer | Wojtek Kosior <wk@koszkonutek-tmp.pl.eu.org> | 2021-04-30 18:47:09 +0200 |
commit | 35a201cc8ef0c3f5b2df88d2e528aabee1048348 (patch) | |
tree | 902dae955480e19f4498dbe4964619fc91d09b06 /libxml2-2.9.10/doc/examples/parse2.c | |
download | xml-backup-restore-master.tar.gz xml-backup-restore-master.zip |
Diffstat (limited to 'libxml2-2.9.10/doc/examples/parse2.c')
-rw-r--r-- | libxml2-2.9.10/doc/examples/parse2.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/libxml2-2.9.10/doc/examples/parse2.c b/libxml2-2.9.10/doc/examples/parse2.c new file mode 100644 index 0000000..4dcbfde --- /dev/null +++ b/libxml2-2.9.10/doc/examples/parse2.c @@ -0,0 +1,72 @@ +/** + * section: Parsing + * synopsis: Parse and validate an XML file to a tree and free the result + * purpose: Create a parser context for an XML file, then parse and validate + * the file, creating a tree, check the validation result + * and xmlFreeDoc() to free the resulting tree. + * usage: parse2 test2.xml + * test: parse2 test2.xml + * author: Daniel Veillard + * copy: see Copyright for the status of this software. + */ + +#include <stdio.h> +#include <libxml/parser.h> +#include <libxml/tree.h> + +/** + * exampleFunc: + * @filename: a filename or an URL + * + * Parse and validate the resource and free the resulting tree + */ +static void +exampleFunc(const char *filename) { + xmlParserCtxtPtr ctxt; /* the parser context */ + xmlDocPtr doc; /* the resulting document tree */ + + /* create a parser context */ + ctxt = xmlNewParserCtxt(); + if (ctxt == NULL) { + fprintf(stderr, "Failed to allocate parser context\n"); + return; + } + /* parse the file, activating the DTD validation option */ + doc = xmlCtxtReadFile(ctxt, filename, NULL, XML_PARSE_DTDVALID); + /* check if parsing succeeded */ + if (doc == NULL) { + fprintf(stderr, "Failed to parse %s\n", filename); + } else { + /* check if validation succeeded */ + if (ctxt->valid == 0) + fprintf(stderr, "Failed to validate %s\n", filename); + /* free up the resulting document */ + xmlFreeDoc(doc); + } + /* free up the parser context */ + xmlFreeParserCtxt(ctxt); +} + +int main(int argc, char **argv) { + if (argc != 2) + return(1); + + /* + * this initialize the library and check potential ABI mismatches + * between the version it was compiled for and the actual shared + * library used. + */ + LIBXML_TEST_VERSION + + exampleFunc(argv[1]); + + /* + * Cleanup function for the XML library. + */ + xmlCleanupParser(); + /* + * this is to debug memory for regression tests + */ + xmlMemoryDump(); + return(0); +} |