From f435365b59dd018383474df895e7b8e230f0000b Mon Sep 17 00:00:00 2001 From: Nick Wellnhofer Date: Tue, 20 Jun 2017 16:19:33 +0200 Subject: [PATCH] Send xmllint usage error to stderr Fixes bug 781459. --- xmllint.c | 156 +++++++++++++++++++++++++++--------------------------- 1 file changed, 78 insertions(+), 78 deletions(-) diff --git a/xmllint.c b/xmllint.c index 67f7adb2..c1757305 100644 --- a/xmllint.c +++ b/xmllint.c @@ -2991,124 +2991,124 @@ static void showVersion(const char *name) { fprintf(stderr, "\n"); } -static void usage(const char *name) { - printf("Usage : %s [options] XMLfiles ...\n", name); +static void usage(FILE *f, const char *name) { + fprintf(f, "Usage : %s [options] XMLfiles ...\n", name); #ifdef LIBXML_OUTPUT_ENABLED - printf("\tParse the XML files and output the result of the parsing\n"); + fprintf(f, "\tParse the XML files and output the result of the parsing\n"); #else - printf("\tParse the XML files\n"); + fprintf(f, "\tParse the XML files\n"); #endif /* LIBXML_OUTPUT_ENABLED */ - printf("\t--version : display the version of the XML library used\n"); + fprintf(f, "\t--version : display the version of the XML library used\n"); #ifdef LIBXML_DEBUG_ENABLED - printf("\t--debug : dump a debug tree of the in-memory document\n"); - printf("\t--shell : run a navigating shell\n"); - printf("\t--debugent : debug the entities defined in the document\n"); + fprintf(f, "\t--debug : dump a debug tree of the in-memory document\n"); + fprintf(f, "\t--shell : run a navigating shell\n"); + fprintf(f, "\t--debugent : debug the entities defined in the document\n"); #else #ifdef LIBXML_READER_ENABLED - printf("\t--debug : dump the nodes content when using --stream\n"); + fprintf(f, "\t--debug : dump the nodes content when using --stream\n"); #endif /* LIBXML_READER_ENABLED */ #endif #ifdef LIBXML_TREE_ENABLED - printf("\t--copy : used to test the internal copy implementation\n"); + fprintf(f, "\t--copy : used to test the internal copy implementation\n"); #endif /* LIBXML_TREE_ENABLED */ - printf("\t--recover : output what was parsable on broken XML documents\n"); - printf("\t--huge : remove any internal arbitrary parser limits\n"); - printf("\t--noent : substitute entity references by their value\n"); - printf("\t--noenc : ignore any encoding specified inside the document\n"); - printf("\t--noout : don't output the result tree\n"); - printf("\t--path 'paths': provide a set of paths for resources\n"); - printf("\t--load-trace : print trace of all external entities loaded\n"); - printf("\t--nonet : refuse to fetch DTDs or entities over network\n"); - printf("\t--nocompact : do not generate compact text nodes\n"); - printf("\t--htmlout : output results as HTML\n"); - printf("\t--nowrap : do not put HTML doc wrapper\n"); + fprintf(f, "\t--recover : output what was parsable on broken XML documents\n"); + fprintf(f, "\t--huge : remove any internal arbitrary parser limits\n"); + fprintf(f, "\t--noent : substitute entity references by their value\n"); + fprintf(f, "\t--noenc : ignore any encoding specified inside the document\n"); + fprintf(f, "\t--noout : don't output the result tree\n"); + fprintf(f, "\t--path 'paths': provide a set of paths for resources\n"); + fprintf(f, "\t--load-trace : print trace of all external entities loaded\n"); + fprintf(f, "\t--nonet : refuse to fetch DTDs or entities over network\n"); + fprintf(f, "\t--nocompact : do not generate compact text nodes\n"); + fprintf(f, "\t--htmlout : output results as HTML\n"); + fprintf(f, "\t--nowrap : do not put HTML doc wrapper\n"); #ifdef LIBXML_VALID_ENABLED - printf("\t--valid : validate the document in addition to std well-formed check\n"); - printf("\t--postvalid : do a posteriori validation, i.e after parsing\n"); - printf("\t--dtdvalid URL : do a posteriori validation against a given DTD\n"); - printf("\t--dtdvalidfpi FPI : same but name the DTD with a Public Identifier\n"); + fprintf(f, "\t--valid : validate the document in addition to std well-formed check\n"); + fprintf(f, "\t--postvalid : do a posteriori validation, i.e after parsing\n"); + fprintf(f, "\t--dtdvalid URL : do a posteriori validation against a given DTD\n"); + fprintf(f, "\t--dtdvalidfpi FPI : same but name the DTD with a Public Identifier\n"); #endif /* LIBXML_VALID_ENABLED */ - printf("\t--timing : print some timings\n"); - printf("\t--output file or -o file: save to a given file\n"); - printf("\t--repeat : repeat 100 times, for timing or profiling\n"); - printf("\t--insert : ad-hoc test for valid insertions\n"); + fprintf(f, "\t--timing : print some timings\n"); + fprintf(f, "\t--output file or -o file: save to a given file\n"); + fprintf(f, "\t--repeat : repeat 100 times, for timing or profiling\n"); + fprintf(f, "\t--insert : ad-hoc test for valid insertions\n"); #ifdef LIBXML_OUTPUT_ENABLED #ifdef HAVE_ZLIB_H - printf("\t--compress : turn on gzip compression of output\n"); + fprintf(f, "\t--compress : turn on gzip compression of output\n"); #endif #endif /* LIBXML_OUTPUT_ENABLED */ #ifdef LIBXML_HTML_ENABLED - printf("\t--html : use the HTML parser\n"); - printf("\t--xmlout : force to use the XML serializer when using --html\n"); - printf("\t--nodefdtd : do not default HTML doctype\n"); + fprintf(f, "\t--html : use the HTML parser\n"); + fprintf(f, "\t--xmlout : force to use the XML serializer when using --html\n"); + fprintf(f, "\t--nodefdtd : do not default HTML doctype\n"); #endif #ifdef LIBXML_PUSH_ENABLED - printf("\t--push : use the push mode of the parser\n"); - printf("\t--pushsmall : use the push mode of the parser using tiny increments\n"); + fprintf(f, "\t--push : use the push mode of the parser\n"); + fprintf(f, "\t--pushsmall : use the push mode of the parser using tiny increments\n"); #endif /* LIBXML_PUSH_ENABLED */ #ifdef HAVE_MMAP - printf("\t--memory : parse from memory\n"); + fprintf(f, "\t--memory : parse from memory\n"); #endif - printf("\t--maxmem nbbytes : limits memory allocation to nbbytes bytes\n"); - printf("\t--nowarning : do not emit warnings from parser/validator\n"); - printf("\t--noblanks : drop (ignorable?) blanks spaces\n"); - printf("\t--nocdata : replace cdata section with text nodes\n"); + fprintf(f, "\t--maxmem nbbytes : limits memory allocation to nbbytes bytes\n"); + fprintf(f, "\t--nowarning : do not emit warnings from parser/validator\n"); + fprintf(f, "\t--noblanks : drop (ignorable?) blanks spaces\n"); + fprintf(f, "\t--nocdata : replace cdata section with text nodes\n"); #ifdef LIBXML_OUTPUT_ENABLED - printf("\t--format : reformat/reindent the output\n"); - printf("\t--encode encoding : output in the given encoding\n"); - printf("\t--dropdtd : remove the DOCTYPE of the input docs\n"); - printf("\t--pretty STYLE : pretty-print in a particular style\n"); - printf("\t 0 Do not pretty print\n"); - printf("\t 1 Format the XML content, as --format\n"); - printf("\t 2 Add whitespace inside tags, preserving content\n"); + fprintf(f, "\t--format : reformat/reindent the output\n"); + fprintf(f, "\t--encode encoding : output in the given encoding\n"); + fprintf(f, "\t--dropdtd : remove the DOCTYPE of the input docs\n"); + fprintf(f, "\t--pretty STYLE : pretty-print in a particular style\n"); + fprintf(f, "\t 0 Do not pretty print\n"); + fprintf(f, "\t 1 Format the XML content, as --format\n"); + fprintf(f, "\t 2 Add whitespace inside tags, preserving content\n"); #endif /* LIBXML_OUTPUT_ENABLED */ - printf("\t--c14n : save in W3C canonical format v1.0 (with comments)\n"); - printf("\t--c14n11 : save in W3C canonical format v1.1 (with comments)\n"); - printf("\t--exc-c14n : save in W3C exclusive canonical format (with comments)\n"); + fprintf(f, "\t--c14n : save in W3C canonical format v1.0 (with comments)\n"); + fprintf(f, "\t--c14n11 : save in W3C canonical format v1.1 (with comments)\n"); + fprintf(f, "\t--exc-c14n : save in W3C exclusive canonical format (with comments)\n"); #ifdef LIBXML_C14N_ENABLED #endif /* LIBXML_C14N_ENABLED */ - printf("\t--nsclean : remove redundant namespace declarations\n"); - printf("\t--testIO : test user I/O support\n"); + fprintf(f, "\t--nsclean : remove redundant namespace declarations\n"); + fprintf(f, "\t--testIO : test user I/O support\n"); #ifdef LIBXML_CATALOG_ENABLED - printf("\t--catalogs : use SGML catalogs from $SGML_CATALOG_FILES\n"); - printf("\t otherwise XML Catalogs starting from \n"); - printf("\t %s are activated by default\n", XML_XML_DEFAULT_CATALOG); - printf("\t--nocatalogs: deactivate all catalogs\n"); + fprintf(f, "\t--catalogs : use SGML catalogs from $SGML_CATALOG_FILES\n"); + fprintf(f, "\t otherwise XML Catalogs starting from \n"); + fprintf(f, "\t %s are activated by default\n", XML_XML_DEFAULT_CATALOG); + fprintf(f, "\t--nocatalogs: deactivate all catalogs\n"); #endif - printf("\t--auto : generate a small doc on the fly\n"); + fprintf(f, "\t--auto : generate a small doc on the fly\n"); #ifdef LIBXML_XINCLUDE_ENABLED - printf("\t--xinclude : do XInclude processing\n"); - printf("\t--noxincludenode : same but do not generate XInclude nodes\n"); - printf("\t--nofixup-base-uris : do not fixup xml:base uris\n"); + fprintf(f, "\t--xinclude : do XInclude processing\n"); + fprintf(f, "\t--noxincludenode : same but do not generate XInclude nodes\n"); + fprintf(f, "\t--nofixup-base-uris : do not fixup xml:base uris\n"); #endif - printf("\t--loaddtd : fetch external DTD\n"); - printf("\t--dtdattr : loaddtd + populate the tree with inherited attributes \n"); + fprintf(f, "\t--loaddtd : fetch external DTD\n"); + fprintf(f, "\t--dtdattr : loaddtd + populate the tree with inherited attributes \n"); #ifdef LIBXML_READER_ENABLED - printf("\t--stream : use the streaming interface to process very large files\n"); - printf("\t--walker : create a reader and walk though the resulting doc\n"); + fprintf(f, "\t--stream : use the streaming interface to process very large files\n"); + fprintf(f, "\t--walker : create a reader and walk though the resulting doc\n"); #endif /* LIBXML_READER_ENABLED */ #ifdef LIBXML_PATTERN_ENABLED - printf("\t--pattern pattern_value : test the pattern support\n"); + fprintf(f, "\t--pattern pattern_value : test the pattern support\n"); #endif - printf("\t--chkregister : verify the node registration code\n"); + fprintf(f, "\t--chkregister : verify the node registration code\n"); #ifdef LIBXML_SCHEMAS_ENABLED - printf("\t--relaxng schema : do RelaxNG validation against the schema\n"); - printf("\t--schema schema : do validation against the WXS schema\n"); + fprintf(f, "\t--relaxng schema : do RelaxNG validation against the schema\n"); + fprintf(f, "\t--schema schema : do validation against the WXS schema\n"); #endif #ifdef LIBXML_SCHEMATRON_ENABLED - printf("\t--schematron schema : do validation against a schematron\n"); + fprintf(f, "\t--schematron schema : do validation against a schematron\n"); #endif #ifdef LIBXML_SAX1_ENABLED - printf("\t--sax1: use the old SAX1 interfaces for processing\n"); + fprintf(f, "\t--sax1: use the old SAX1 interfaces for processing\n"); #endif - printf("\t--sax: do not build a tree but work just at the SAX level\n"); - printf("\t--oldxml10: use XML-1.0 parsing rules before the 5th edition\n"); + fprintf(f, "\t--sax: do not build a tree but work just at the SAX level\n"); + fprintf(f, "\t--oldxml10: use XML-1.0 parsing rules before the 5th edition\n"); #ifdef LIBXML_XPATH_ENABLED - printf("\t--xpath expr: evaluate the XPath expression, imply --noout\n"); + fprintf(f, "\t--xpath expr: evaluate the XPath expression, imply --noout\n"); #endif - printf("\nLibxml project home page: http://xmlsoft.org/\n"); - printf("To report bugs or get some help check: http://xmlsoft.org/bugs.html\n"); + fprintf(f, "\nLibxml project home page: http://xmlsoft.org/\n"); + fprintf(f, "To report bugs or get some help check: http://xmlsoft.org/bugs.html\n"); } static void registerNode(xmlNodePtr node) @@ -3138,7 +3138,7 @@ main(int argc, char **argv) { const char* indent; if (argc <= 1) { - usage(argv[0]); + usage(stderr, argv[0]); return(1); } LIBXML_TEST_VERSION @@ -3490,7 +3490,7 @@ main(int argc, char **argv) { options |= XML_PARSE_OLD10; } else { fprintf(stderr, "Unknown option %s\n", argv[i]); - usage(argv[0]); + usage(stderr, argv[0]); return(1); } } @@ -3784,7 +3784,7 @@ main(int argc, char **argv) { xmlGenericError(xmlGenericErrorContext, "\n"); } if ((files == 0) && (!generate) && (version == 0)) { - usage(argv[0]); + usage(stderr, argv[0]); } #ifdef LIBXML_SCHEMATRON_ENABLED if (wxschematron != NULL)