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https://gitlab.gnome.org/GNOME/libxml2.git
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886bf4e63b
This was used to check for memory leaks but could potentially create a .memdump file. These days, there are better ways to check for memory leaks.
609 lines
14 KiB
C
609 lines
14 KiB
C
/*
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* xmlcatalog.c : a small utility program to handle XML catalogs
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*
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* See Copyright for the status of this software.
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*
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* daniel@veillard.com
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*/
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#include "libxml.h"
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#include <string.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#ifdef HAVE_LIBREADLINE
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#include <readline/readline.h>
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#ifdef HAVE_LIBHISTORY
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#include <readline/history.h>
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#endif
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#endif
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#include <libxml/xmlmemory.h>
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#include <libxml/uri.h>
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#include <libxml/catalog.h>
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#include <libxml/parser.h>
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#include <libxml/globals.h>
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#if defined(LIBXML_CATALOG_ENABLED) && defined(LIBXML_OUTPUT_ENABLED)
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static int shell = 0;
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static int sgml = 0;
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static int noout = 0;
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static int create = 0;
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static int add = 0;
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static int del = 0;
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static int convert = 0;
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static int no_super_update = 0;
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static int verbose = 0;
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static char *filename = NULL;
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#ifndef XML_SGML_DEFAULT_CATALOG
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#define XML_SGML_DEFAULT_CATALOG SYSCONFDIR "/sgml/catalog"
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#endif
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/************************************************************************
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* *
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* Shell Interface *
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* *
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************************************************************************/
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/**
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* xmlShellReadline:
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* @prompt: the prompt value
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*
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* Read a string
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*
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* Returns a pointer to it or NULL on EOF the caller is expected to
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* free the returned string.
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*/
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static char *
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xmlShellReadline(const char *prompt) {
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#ifdef HAVE_LIBREADLINE
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char *line_read;
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/* Get a line from the user. */
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line_read = readline (prompt);
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/* If the line has any text in it, save it on the history. */
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if (line_read && *line_read)
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add_history (line_read);
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return (line_read);
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#else
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char line_read[501];
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char *ret;
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int len;
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if (prompt != NULL)
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fprintf(stdout, "%s", prompt);
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fflush(stdout);
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if (!fgets(line_read, 500, stdin))
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return(NULL);
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line_read[500] = 0;
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len = strlen(line_read);
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ret = (char *) malloc(len + 1);
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if (ret != NULL) {
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memcpy (ret, line_read, len + 1);
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}
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return(ret);
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#endif
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}
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static void usershell(void) {
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char *cmdline = NULL, *cur;
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int nbargs;
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char command[100];
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char arg[400];
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char *argv[20];
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int i, ret;
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xmlChar *ans;
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while (1) {
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cmdline = xmlShellReadline("> ");
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if (cmdline == NULL)
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return;
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/*
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* Parse the command itself
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*/
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cur = cmdline;
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nbargs = 0;
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while ((*cur == ' ') || (*cur == '\t')) cur++;
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i = 0;
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while ((*cur != ' ') && (*cur != '\t') &&
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(*cur != '\n') && (*cur != '\r')) {
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if (*cur == 0)
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break;
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command[i++] = *cur++;
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}
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command[i] = 0;
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if (i == 0) {
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free(cmdline);
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continue;
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}
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/*
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* Parse the argument string
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*/
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memset(arg, 0, sizeof(arg));
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while ((*cur == ' ') || (*cur == '\t')) cur++;
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i = 0;
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while ((*cur != '\n') && (*cur != '\r') && (*cur != 0)) {
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if (*cur == 0)
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break;
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arg[i++] = *cur++;
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}
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arg[i] = 0;
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/*
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* Parse the arguments
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*/
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i = 0;
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nbargs = 0;
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cur = arg;
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memset(argv, 0, sizeof(argv));
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while (*cur != 0) {
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while ((*cur == ' ') || (*cur == '\t')) cur++;
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if (*cur == '\'') {
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cur++;
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argv[i] = cur;
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while ((*cur != 0) && (*cur != '\'')) cur++;
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if (*cur == '\'') {
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*cur = 0;
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nbargs++;
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i++;
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cur++;
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}
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} else if (*cur == '"') {
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cur++;
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argv[i] = cur;
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while ((*cur != 0) && (*cur != '"')) cur++;
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if (*cur == '"') {
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*cur = 0;
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nbargs++;
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i++;
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cur++;
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}
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} else {
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argv[i] = cur;
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while ((*cur != 0) && (*cur != ' ') && (*cur != '\t'))
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cur++;
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*cur = 0;
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nbargs++;
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i++;
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cur++;
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}
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}
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/*
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* start interpreting the command
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*/
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if (!strcmp(command, "exit") ||
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!strcmp(command, "quit") ||
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!strcmp(command, "bye")) {
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free(cmdline);
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break;
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}
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if (!strcmp(command, "public")) {
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if (nbargs != 1) {
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printf("public requires 1 arguments\n");
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} else {
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ans = xmlCatalogResolvePublic((const xmlChar *) argv[0]);
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if (ans == NULL) {
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printf("No entry for PUBLIC %s\n", argv[0]);
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} else {
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printf("%s\n", (char *) ans);
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xmlFree(ans);
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}
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}
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} else if (!strcmp(command, "system")) {
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if (nbargs != 1) {
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printf("system requires 1 arguments\n");
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} else {
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ans = xmlCatalogResolveSystem((const xmlChar *) argv[0]);
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if (ans == NULL) {
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printf("No entry for SYSTEM %s\n", argv[0]);
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} else {
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printf("%s\n", (char *) ans);
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xmlFree(ans);
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}
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}
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} else if (!strcmp(command, "add")) {
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if ((nbargs != 3) && (nbargs != 2)) {
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printf("add requires 2 or 3 arguments\n");
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} else {
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if (argv[2] == NULL)
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ret = xmlCatalogAdd(BAD_CAST argv[0], NULL,
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BAD_CAST argv[1]);
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else
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ret = xmlCatalogAdd(BAD_CAST argv[0], BAD_CAST argv[1],
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BAD_CAST argv[2]);
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if (ret != 0)
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printf("add command failed\n");
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}
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} else if (!strcmp(command, "del")) {
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if (nbargs != 1) {
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printf("del requires 1\n");
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} else {
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ret = xmlCatalogRemove(BAD_CAST argv[0]);
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if (ret <= 0)
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printf("del command failed\n");
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}
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} else if (!strcmp(command, "resolve")) {
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if (nbargs != 2) {
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printf("resolve requires 2 arguments\n");
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} else {
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ans = xmlCatalogResolve(BAD_CAST argv[0],
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BAD_CAST argv[1]);
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if (ans == NULL) {
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printf("Resolver failed to find an answer\n");
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} else {
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printf("%s\n", (char *) ans);
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xmlFree(ans);
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}
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}
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} else if (!strcmp(command, "dump")) {
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if (nbargs != 0) {
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printf("dump has no arguments\n");
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} else {
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xmlCatalogDump(stdout);
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}
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} else if (!strcmp(command, "debug")) {
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if (nbargs != 0) {
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printf("debug has no arguments\n");
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} else {
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verbose++;
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xmlCatalogSetDebug(verbose);
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}
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} else if (!strcmp(command, "quiet")) {
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if (nbargs != 0) {
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printf("quiet has no arguments\n");
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} else {
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if (verbose > 0)
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verbose--;
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xmlCatalogSetDebug(verbose);
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}
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} else {
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if (strcmp(command, "help")) {
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printf("Unrecognized command %s\n", command);
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}
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printf("Commands available:\n");
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printf("\tpublic PublicID: make a PUBLIC identifier lookup\n");
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printf("\tsystem SystemID: make a SYSTEM identifier lookup\n");
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printf("\tresolve PublicID SystemID: do a full resolver lookup\n");
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printf("\tadd 'type' 'orig' 'replace' : add an entry\n");
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printf("\tdel 'values' : remove values\n");
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printf("\tdump: print the current catalog state\n");
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printf("\tdebug: increase the verbosity level\n");
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printf("\tquiet: decrease the verbosity level\n");
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printf("\texit: quit the shell\n");
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}
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free(cmdline); /* not xmlFree here ! */
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}
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}
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/************************************************************************
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* *
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* Main *
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* *
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************************************************************************/
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static void usage(const char *name) {
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/* split into 2 printf's to avoid overly long string (gcc warning) */
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printf("\
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Usage : %s [options] catalogfile entities...\n\
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\tParse the catalog file (void specification possibly expressed as \"\"\n\
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\tappoints the default system one) and query it for the entities\n\
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\t--sgml : handle SGML Super catalogs for --add and --del\n\
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\t--shell : run a shell allowing interactive queries\n\
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\t--create : create a new catalog\n\
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\t--add 'type' 'orig' 'replace' : add an XML entry\n\
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\t--add 'entry' : add an SGML entry\n", name);
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printf("\
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\t--del 'values' : remove values\n\
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\t--noout: avoid dumping the result on stdout\n\
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\t used with --add or --del, it saves the catalog changes\n\
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\t and with --sgml it automatically updates the super catalog\n\
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\t--no-super-update: do not update the SGML super catalog\n\
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\t-v --verbose : provide debug information\n");
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}
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int main(int argc, char **argv) {
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int i;
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int ret;
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int exit_value = 0;
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if (argc <= 1) {
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usage(argv[0]);
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return(1);
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}
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LIBXML_TEST_VERSION
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for (i = 1; i < argc ; i++) {
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if (!strcmp(argv[i], "-"))
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break;
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if (argv[i][0] != '-')
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break;
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if ((!strcmp(argv[i], "-verbose")) ||
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(!strcmp(argv[i], "-v")) ||
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(!strcmp(argv[i], "--verbose"))) {
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verbose++;
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xmlCatalogSetDebug(verbose);
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} else if ((!strcmp(argv[i], "-noout")) ||
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(!strcmp(argv[i], "--noout"))) {
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noout = 1;
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} else if ((!strcmp(argv[i], "-shell")) ||
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(!strcmp(argv[i], "--shell"))) {
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shell++;
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noout = 1;
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} else if ((!strcmp(argv[i], "-sgml")) ||
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(!strcmp(argv[i], "--sgml"))) {
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sgml++;
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} else if ((!strcmp(argv[i], "-create")) ||
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(!strcmp(argv[i], "--create"))) {
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create++;
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} else if ((!strcmp(argv[i], "-convert")) ||
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(!strcmp(argv[i], "--convert"))) {
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convert++;
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} else if ((!strcmp(argv[i], "-no-super-update")) ||
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(!strcmp(argv[i], "--no-super-update"))) {
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no_super_update++;
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} else if ((!strcmp(argv[i], "-add")) ||
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(!strcmp(argv[i], "--add"))) {
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if (sgml)
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i += 2;
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else
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i += 3;
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add++;
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} else if ((!strcmp(argv[i], "-del")) ||
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(!strcmp(argv[i], "--del"))) {
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i += 1;
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del++;
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} else {
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fprintf(stderr, "Unknown option %s\n", argv[i]);
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usage(argv[0]);
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return(1);
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}
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}
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for (i = 1; i < argc; i++) {
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if ((!strcmp(argv[i], "-add")) ||
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(!strcmp(argv[i], "--add"))) {
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if (sgml)
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i += 2;
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else
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i += 3;
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continue;
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} else if ((!strcmp(argv[i], "-del")) ||
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(!strcmp(argv[i], "--del"))) {
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i += 1;
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/* No catalog entry specified */
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if (i == argc || (sgml && i + 1 == argc)) {
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fprintf(stderr, "No catalog entry specified to remove from\n");
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usage (argv[0]);
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return(1);
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}
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continue;
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} else if (argv[i][0] == '-')
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continue;
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if (filename == NULL && argv[i][0] == '\0') {
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/* Interpret empty-string catalog specification as
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a shortcut for a default system catalog. */
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xmlInitializeCatalog();
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} else {
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filename = argv[i];
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ret = xmlLoadCatalog(argv[i]);
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if ((ret < 0) && (create)) {
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xmlCatalogAdd(BAD_CAST "catalog", BAD_CAST argv[i], NULL);
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}
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}
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break;
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}
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if (convert)
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ret = xmlCatalogConvert();
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if ((add) || (del)) {
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for (i = 1; i < argc ; i++) {
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if (!strcmp(argv[i], "-"))
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break;
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if (argv[i][0] != '-')
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continue;
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if (strcmp(argv[i], "-add") && strcmp(argv[i], "--add") &&
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strcmp(argv[i], "-del") && strcmp(argv[i], "--del"))
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continue;
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if (sgml) {
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/*
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* Maintenance of SGML catalogs.
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*/
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xmlCatalogPtr catal = NULL;
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xmlCatalogPtr super = NULL;
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catal = xmlLoadSGMLSuperCatalog(argv[i + 1]);
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if ((!strcmp(argv[i], "-add")) ||
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(!strcmp(argv[i], "--add"))) {
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if (catal == NULL)
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catal = xmlNewCatalog(1);
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xmlACatalogAdd(catal, BAD_CAST "CATALOG",
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BAD_CAST argv[i + 2], NULL);
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if (!no_super_update) {
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super = xmlLoadSGMLSuperCatalog(XML_SGML_DEFAULT_CATALOG);
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if (super == NULL)
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super = xmlNewCatalog(1);
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xmlACatalogAdd(super, BAD_CAST "CATALOG",
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BAD_CAST argv[i + 1], NULL);
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}
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} else {
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if (catal != NULL)
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ret = xmlACatalogRemove(catal, BAD_CAST argv[i + 2]);
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else
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ret = -1;
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if (ret < 0) {
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fprintf(stderr, "Failed to remove entry from %s\n",
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argv[i + 1]);
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exit_value = 1;
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}
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if ((!no_super_update) && (noout) && (catal != NULL) &&
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(xmlCatalogIsEmpty(catal))) {
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super = xmlLoadSGMLSuperCatalog(
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XML_SGML_DEFAULT_CATALOG);
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if (super != NULL) {
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ret = xmlACatalogRemove(super,
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BAD_CAST argv[i + 1]);
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if (ret < 0) {
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fprintf(stderr,
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"Failed to remove entry from %s\n",
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XML_SGML_DEFAULT_CATALOG);
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exit_value = 1;
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}
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}
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}
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}
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if (noout) {
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FILE *out;
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if (xmlCatalogIsEmpty(catal)) {
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remove(argv[i + 1]);
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} else {
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out = fopen(argv[i + 1], "w");
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if (out == NULL) {
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fprintf(stderr, "could not open %s for saving\n",
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argv[i + 1]);
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exit_value = 2;
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noout = 0;
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} else {
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xmlACatalogDump(catal, out);
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fclose(out);
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}
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}
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if (!no_super_update && super != NULL) {
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if (xmlCatalogIsEmpty(super)) {
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remove(XML_SGML_DEFAULT_CATALOG);
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} else {
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out = fopen(XML_SGML_DEFAULT_CATALOG, "w");
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if (out == NULL) {
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fprintf(stderr,
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"could not open %s for saving\n",
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XML_SGML_DEFAULT_CATALOG);
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exit_value = 2;
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noout = 0;
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} else {
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xmlACatalogDump(super, out);
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fclose(out);
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}
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}
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}
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} else {
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xmlACatalogDump(catal, stdout);
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}
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i += 2;
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xmlFreeCatalog(catal);
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xmlFreeCatalog(super);
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} else {
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if ((!strcmp(argv[i], "-add")) ||
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(!strcmp(argv[i], "--add"))) {
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if ((argv[i + 3] == NULL) || (argv[i + 3][0] == 0))
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ret = xmlCatalogAdd(BAD_CAST argv[i + 1], NULL,
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BAD_CAST argv[i + 2]);
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else
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ret = xmlCatalogAdd(BAD_CAST argv[i + 1],
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BAD_CAST argv[i + 2],
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BAD_CAST argv[i + 3]);
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if (ret != 0) {
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printf("add command failed\n");
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exit_value = 3;
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}
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i += 3;
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} else if ((!strcmp(argv[i], "-del")) ||
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(!strcmp(argv[i], "--del"))) {
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ret = xmlCatalogRemove(BAD_CAST argv[i + 1]);
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if (ret < 0) {
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fprintf(stderr, "Failed to remove entry %s\n",
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argv[i + 1]);
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exit_value = 1;
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}
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i += 1;
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}
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}
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}
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} else if (shell) {
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usershell();
|
|
} else {
|
|
for (i++; i < argc; i++) {
|
|
xmlURIPtr uri;
|
|
xmlChar *ans;
|
|
|
|
uri = xmlParseURI(argv[i]);
|
|
if (uri == NULL) {
|
|
ans = xmlCatalogResolvePublic((const xmlChar *) argv[i]);
|
|
if (ans == NULL) {
|
|
printf("No entry for PUBLIC %s\n", argv[i]);
|
|
exit_value = 4;
|
|
} else {
|
|
printf("%s\n", (char *) ans);
|
|
xmlFree(ans);
|
|
}
|
|
} else {
|
|
xmlFreeURI(uri);
|
|
ans = xmlCatalogResolveSystem((const xmlChar *) argv[i]);
|
|
if (ans == NULL) {
|
|
printf("No entry for SYSTEM %s\n", argv[i]);
|
|
ans = xmlCatalogResolveURI ((const xmlChar *) argv[i]);
|
|
if (ans == NULL) {
|
|
printf ("No entry for URI %s\n", argv[i]);
|
|
exit_value = 4;
|
|
} else {
|
|
printf("%s\n", (char *) ans);
|
|
xmlFree (ans);
|
|
}
|
|
} else {
|
|
printf("%s\n", (char *) ans);
|
|
xmlFree(ans);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ((!sgml) && ((add) || (del) || (create) || (convert))) {
|
|
if (noout && filename && *filename) {
|
|
FILE *out;
|
|
|
|
out = fopen(filename, "w");
|
|
if (out == NULL) {
|
|
fprintf(stderr, "could not open %s for saving\n", filename);
|
|
exit_value = 2;
|
|
noout = 0;
|
|
} else {
|
|
xmlCatalogDump(out);
|
|
}
|
|
} else {
|
|
xmlCatalogDump(stdout);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Cleanup and check for memory leaks
|
|
*/
|
|
xmlCleanupParser();
|
|
return(exit_value);
|
|
}
|
|
#else
|
|
int main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) {
|
|
fprintf(stderr, "libxml was not compiled with catalog and output support\n");
|
|
return(1);
|
|
}
|
|
#endif
|