+/* convert-conf.c - Convert ircu2.10.11 ircd.conf to ircu2.10.12 format.
+ * Copyright 2005 Michael Poole
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA.
+ */
+
+#include <ctype.h> /* tolower() */
+#include <stdio.h> /* *printf(), fgets() */
+#include <stdlib.h> /* free(), strtol() */
+#include <string.h> /* strlen(), memcpy(), strchr(), strspn() */
+
+#define MAX_FIELDS 5
+
+const char *admin_names[] = { "location", "contact", "contact", 0 },
+ *connect_names[] = { "host", "password", "name", "#port", "class", 0 },
+ *crule_names[] = { "server", "", "rule", 0 },
+ *general_names[] = { "name", "vhost", "description", "", "#numeric", 0 },
+ *motd_names[] = { "host", "file", 0 },
+ *class_names[] = { "name", "#pingfreq", "#connectfreq", "#maxlinks", "#sendq", 0 },
+ *removed_features[] = { "VIRTUAL_HOST", "TIMESEC", "OPERS_SEE_IN_SECRET_CHANNELS", "LOCOP_SEE_IN_SECRET_CHANNELS", "HIS_STATS_h", "HIS_DESYNCS", "AUTOHIDE", 0 };
+char orig_line[512], line[512], dbuf[512];
+char *fields[MAX_FIELDS + 1];
+unsigned int nfields;
+unsigned int lineno;
+
+/*** GENERIC SUPPORT CODE ***/
+
+static int split_line(char *input, char **output)
+{
+ size_t quoted = 0, jj;
+ char *dest = dbuf, ch;
+
+ nfields = 1;
+ output[0] = dest;
+ while (*input != '\0' && *input != '#') switch (ch = *input++) {
+ case ':':
+ if (quoted)
+ *dest++ = ch;
+ else {
+ *dest++ = '\0';
+ if (nfields >= MAX_FIELDS)
+ return nfields;
+ output[nfields++] = dest;
+ }
+ break;
+ case '\\':
+ switch (ch = *input++) {
+ case 'b': *dest++ = '\b'; break;
+ case 'f': *dest++ = '\f'; break;
+ case 'n': *dest++ = '\n'; break;
+ case 'r': *dest++ = '\r'; break;
+ case 't': *dest++ = '\t'; break;
+ case 'v': *dest++ = '\v'; break;
+ default: *dest++ = ch; break;
+ }
+ break;
+ case '"': quoted = !quoted; break;
+ default: *dest++ = ch; break;
+ }
+
+ *dest = '\0';
+ for (jj = nfields; jj < MAX_FIELDS; ++jj)
+ output[jj] = dest;
+ return nfields;
+}
+
+static void simple_line(const char *block, const char **names, const char *extra)
+{
+ size_t ii;
+
+ /* Print the current line and start the new block. */
+ fprintf(stdout, "# %s\n%s {\n", orig_line, block);
+
+ /* Iterate over fields in input line, formatting each. */
+ for (ii = 0; ii < nfields && names[ii]; ++ii) {
+ if (!fields[ii][0] || !names[ii][0])
+ continue;
+ else if (names[ii][0] == '#')
+ fprintf(stdout, "\t%s = %s;\n", names[ii] + 1, fields[ii]);
+ else
+ fprintf(stdout, "\t%s = \"%s\";\n", names[ii], fields[ii]);
+ }
+
+ /* Close the new block (including any fixed-form text). */
+ if (extra)
+ fprintf(stdout, "\t%s\n", extra);
+ fputs("};\n", stdout);
+}
+
+#define dupstring(TARGET, SOURCE) do { free(TARGET); if (SOURCE) { size_t len = strlen(SOURCE) + 1; (TARGET) = malloc(len); memcpy((TARGET), (SOURCE), len); } else (TARGET) = 0; } while(0)
+
+/*** MANAGING LISTS OF STRINGS ***/
+
+struct string_list {
+ struct string_list *next;
+ char *origin;
+ char *extra;
+ char value[1];
+};
+
+/** Find or insert the element from \a list that contains \a value.
+ * If an element of \a list already contains \a value, return it.
+ * Otherwise, append a new element to \a list containing \a value and
+ * return it.
+ * @param[in,out] list A list of strings.
+ * @param[in] value A string to search for.
+ * @return A string list element from \a list containing \a value.
+ */
+static struct string_list *string_get(struct string_list **list, const char *value)
+{
+ struct string_list *curr;
+ size_t len = strlen(value), ii;
+
+ while ((curr = *list)) {
+ for (ii = 0; tolower(curr->value[ii]) == tolower(value[ii]) && ii < len; ++ii) ;
+ if (curr->value[ii] == '\0' && value[ii] == '\0')
+ return curr;
+ list = &curr->next;
+ }
+
+ *list = calloc(1, sizeof(**list) + len);
+ memcpy((*list)->value, value, len);
+ return *list;
+}
+
+/*** SERVER CONNECTION RELATED CODE ***/
+
+struct connect {
+ char *host;
+ char *password;
+ char *port;
+ char *class;
+ char *hub;
+ char *maximum;
+ struct connect *next;
+ struct string_list *origins;
+ char name[1];
+} *connects;
+
+static struct connect *get_connect(const char *name)
+{
+ struct connect *conn;
+ size_t ii, nlen;
+
+ /* Look for a pre-existing connection with the same name. */
+ nlen = strlen(name);
+ for (conn = connects; conn; conn = conn->next)
+ {
+ for (ii = 0; tolower(name[ii]) == tolower(conn->name[ii]) && ii < nlen; ++ii) ;
+ if (conn->name[ii] == '\0' && name[ii] == '\0')
+ break;
+ }
+
+ /* If none was found, create a new one. */
+ if (!conn)
+ {
+ conn = calloc(1, sizeof(*conn) + nlen);
+ for (ii = 0; ii < nlen; ++ii)
+ conn->name[ii] = name[ii];
+ conn->next = connects;
+ connects = conn;
+ }
+
+ /* Return the connection. */
+ return conn;
+}
+
+static void do_connect(void)
+{
+ struct connect *conn = get_connect(fields[2]);
+ dupstring(conn->host, fields[0]);
+ dupstring(conn->password, fields[1]);
+ dupstring(conn->port, fields[3]);
+ dupstring(conn->class, fields[4]);
+ string_get(&conn->origins, orig_line);
+}
+
+static void do_hub(void)
+{
+ struct connect *conn = get_connect(fields[2]);
+ dupstring(conn->hub, fields[0]);
+ dupstring(conn->maximum, fields[3]);
+ string_get(&conn->origins, orig_line);
+}
+
+static void do_leaf(void)
+{
+ struct connect *conn = get_connect(fields[2]);
+ free(conn->hub);
+ conn->hub = 0;
+ string_get(&conn->origins, orig_line);
+}
+
+static void finish_connects(void)
+{
+ struct connect *conn;
+ struct string_list *sl;
+
+ for (conn = connects; conn; conn = conn->next)
+ {
+ for (sl = conn->origins; sl; sl = sl->next)
+ fprintf(stdout, "# %s\n", sl->value);
+ if (conn->host == NULL
+ || conn->password == NULL
+ || conn->class == NULL)
+ {
+ fprintf(stderr, "H:line missing C:line for %s\n", conn->name);
+ continue;
+ }
+
+ fprintf(stdout,
+ "Connect {\n\tname =\"%s\";\n\thost = \"%s\";\n"
+ "\tpassword = \"%s\";\n\tclass = \"%s\";\n",
+ conn->name, conn->host, conn->password, conn->class);
+ if (conn->port && conn->port[0] != '\0')
+ fprintf(stdout, "\tport = %s;\n", conn->port);
+ else
+ fprintf(stdout,
+ "# Every Connect block should have a port number.\n"
+ "# To prevent autoconnects, set autoconnect = no.\n"
+ "#\tport = 4400;\n"
+ "\tautoconnect = no;\n");
+ if (conn->maximum && conn->maximum[0] != '\0')
+ fprintf(stdout, "\tmaxhops = %s;\n", conn->maximum);
+ if (conn->hub && conn->hub[0] != '\0')
+ fprintf(stdout, "\thub = \"%s\";\n", conn->hub);
+ fprintf(stdout, "};\n\n");
+
+ }
+}
+
+/*** FEATURE MANAGEMENT CODE ***/
+
+struct feature {
+ struct string_list *values;
+ struct string_list *origins;
+ struct feature *next;
+ char name[1];
+} *features;
+
+struct remapped_feature {
+ const char *name;
+ const char *privilege;
+ int flags; /* 2 = global, 1 = local */
+ struct feature *feature;
+} remapped_features[] = {
+ /* Specially handled privileges: If you change the index of
+ * anything with NULL privilege, change the code in
+ * finish_operators() to match!
+ */
+ { "CRYPT_OPER_PASSWORD", NULL, 0, 0 }, /* default: true */
+ { "OPER_KILL", NULL, 2, 0 }, /* default: true */
+ { "LOCAL_KILL_ONLY", NULL, 2, 0 }, /* default: false */
+ /* remapped features that affect all opers */
+ { "OPER_NO_CHAN_LIMIT", "chan_limit", 3, 0 },
+ { "OPER_MODE_LCHAN", "mode_lchan", 3, 0 },
+ { "OPER_WALK_THROUGH_LMODES", "walk_lchan", 3, 0 },
+ { "NO_OPER_DEOP_LCHAN", "deop_lchan", 3, 0 },
+ { "SHOW_INVISIBLE_USERS", "show_invis", 3, 0 },
+ { "SHOW_ALL_INVISIBLE_USERS", "show_all_invis", 3, 0 },
+ { "UNLIMIT_OPER_QUERY", "unlimit_query", 3, 0 },
+ /* remapped features affecting only global opers */
+ { "OPER_REHASH", "rehash", 2, 0 },
+ { "OPER_RESTART", "restart", 2, 0 },
+ { "OPER_DIE", "die", 2, 0 },
+ { "OPER_GLINE", "gline", 2, 0 },
+ { "OPER_LGLINE", "local_gline", 2, 0 },
+ { "OPER_JUPE", "jupe", 2, 0 },
+ { "OPER_LJUPE", "local_jupe", 2, 0 },
+ { "OPER_OPMODE", "opmode", 2, 0 },
+ { "OPER_LOPMODE", "local_opmode", 2, 0 },
+ { "OPER_FORCE_OPMODE", "force_opmode", 2, 0 },
+ { "OPER_FORCE_LOPMODE", "force_local_opmode", 2, 0 },
+ { "OPER_BADCHAN", "badchan", 2, 0 },
+ { "OPER_LBADCHAN", "local_badchan", 2, 0 },
+ { "OPER_SET", "set", 2, 0 },
+ { "OPER_WIDE_GLINE", "wide_gline", 2, 0 },
+ /* remapped features affecting only local opers */
+ { "LOCOP_KILL", "kill", 1, 0 },
+ { "LOCOP_REHASH", "rehash", 1, 0 },
+ { "LOCOP_RESTART", "restart", 1, 0 },
+ { "LOCOP_DIE", "die", 1, 0 },
+ { "LOCOP_LGLINE", "local_gline", 1, 0 },
+ { "LOCOP_LJUPE", "local_jupe", 1, 0 },
+ { "LOCOP_LOPMODE", "local_opmode", 1, 0 },
+ { "LOCOP_FORCE_LOPMODE", "force_local_opmode", 1, 0 },
+ { "LOCOP_LBADCHAN", "local_badchan", 1, 0 },
+ { "LOCOP_WIDE_GLINE", "wide_gline", 1, 0 },
+ { 0, 0, 0, 0 }
+};
+
+static void do_feature(void)
+{
+ struct feature *feat;
+ size_t ii;
+
+ ii = strlen(fields[0]);
+ feat = calloc(1, sizeof(*feat) + ii);
+ while (ii-- > 0)
+ feat->name[ii] = fields[0][ii];
+ feat->next = features;
+ features = feat;
+ string_get(&feat->origins, orig_line);
+ for (ii = 1; fields[ii] && fields[ii][0]; ++ii)
+ string_get(&feat->values, fields[ii]);
+}
+
+static void finish_features(void)
+{
+ struct remapped_feature *rmf;
+ struct string_list *sl;
+ struct feature *feat;
+ size_t ii;
+
+ fputs("Features {\n", stdout);
+ fputs("\t\"OPLEVELS\" = \"FALSE\";\n", stdout);
+ fputs("\t\"ZANNELS\" = \"FALSE\";\n", stdout);
+
+ for (feat = features; feat; feat = feat->next) {
+ /* Display the original feature line we are talking about. */
+ for (sl = feat->origins; sl; sl = sl->next)
+ fprintf(stdout, "# %s\n", sl->value);
+
+ /* See if the feature was remapped to an oper privilege. */
+ for (rmf = remapped_features; rmf->name; rmf++)
+ if (0 == strcmp(feat->name, rmf->name))
+ break;
+ if (rmf->name) {
+ rmf->feature = feat;
+ fprintf(stdout, "# Above feature mapped to an oper privilege.\n");
+ continue;
+ }
+
+ /* Was it removed? */
+ for (ii = 0; removed_features[ii]; ++ii)
+ if (0 == strcmp(feat->name, removed_features[ii]))
+ break;
+ if (removed_features[ii]) {
+ fprintf(stdout, "# Above feature no longer exists.\n");
+ continue;
+ }
+
+ /* If it had no value before, drop it now since the lexer does
+ * not accept empty strings and the grammar does not accept
+ * empty stringlists.*/
+ if (!feat->values) {
+ fprintf(stdout, "# Above feature had no value.\n");
+ continue;
+ }
+
+ /* Wasn't remapped, wasn't removed: print it out. */
+ fprintf(stdout, "\t\"%s\" =", feat->name);
+ for (sl = feat->values; sl; sl = sl->next)
+ fprintf(stdout, " \"%s\"", sl->value);
+ fprintf(stdout, ";\n");
+ }
+ fputs("};\n\n", stdout);
+
+}
+
+/*** OPERATOR BLOCKS ***/
+
+struct operator {
+ char *name;
+ char *host;
+ char *password;
+ char *class;
+ char *origin;
+ int is_local;
+ struct operator *next;
+} *operators;
+
+static void do_operator(int is_local)
+{
+ struct operator *oper;
+
+ oper = calloc(1, sizeof(*oper));
+ dupstring(oper->host, fields[0]);
+ dupstring(oper->password, fields[1]);
+ dupstring(oper->name, fields[2]);
+ dupstring(oper->class, fields[4]);
+ dupstring(oper->origin, orig_line);
+ oper->is_local = is_local;
+ oper->next = operators;
+ operators = oper;
+}
+
+static void finish_operators(void)
+{
+ struct remapped_feature *remap;
+ struct operator *oper;
+ struct feature *feat;
+ char *pw_salt = "";
+ int global_kill = 0, mask = 0;
+ size_t ii;
+
+ if ((feat = remapped_features[0].feature) && feat->values
+ && 0 == strcmp(feat->values->value, "FALSE"))
+ pw_salt = "$PLAIN$";
+
+ if ((feat = remapped_features[1].feature) && feat->values
+ && 0 == strcmp(feat->values->value, "FALSE"))
+ global_kill = 1;
+ else if ((feat = remapped_features[2].feature) && feat->values
+ && 0 == strcmp(feat->values->value, "FALSE"))
+ global_kill = 2;
+
+ for (oper = operators; oper; oper = oper->next) {
+ fprintf(stdout, "# %s\nOperator {\n\tname = \"%s\";\n"
+ "\thost = \"%s\";\n\tpassword = \"%s%s\";\n"
+ "\tclass = \"%s\";\n",
+ oper->origin, oper->name, oper->host, pw_salt,
+ oper->password, oper->class);
+ if (oper->is_local) {
+ fputs("\tlocal = yes;\n", stdout);
+ mask = 1;
+ } else {
+ fputs("\tlocal = no;\n", stdout);
+ if (global_kill == 1)
+ fputs("\tkill = no;\n\tlocal_kill = no;\n", stdout);
+ else if (global_kill == 2)
+ fputs("\tkill = no;\n\tlocal_kill = yes;\n", stdout);
+ mask = 2;
+ }
+ for (ii = 0; (remap = &remapped_features[ii++])->name; ) {
+ if (!remap->feature || !remap->privilege
+ || !remap->feature->values || !(remap->flags & mask))
+ continue;
+ fprintf(stdout, "\t%s = %s;\n", remap->privilege,
+ strcmp(remap->feature->values->value, "TRUE") ? "no" : "yes");
+ }
+ fputs("};\n\n", stdout);
+ }
+}
+
+/*** OTHER CONFIG TRANSFORMS ***/
+
+static void do_kill(void)
+{
+ const char *host = fields[0], *reason = fields[1], *user = fields[2];
+
+ if (!memcmp(host, "$R", 3)) {
+ fprintf(stderr, "Empty realname K: line at line %u.\n", lineno);
+ return;
+ }
+
+ /* Print the current line and start the new block. */
+ fprintf(stdout, "# %s\nKill {\n", orig_line);
+
+ /* Translate the user-matching portions. */
+ if (host[0] == '$' && host[1] == 'R') {
+ /* Realname kill, possibly with a username */
+ fprintf(stdout, "\trealname = \"%s\";\n", host + 2);
+ if (user[0] != '\0' && (user[0] != '*' || user[1] != '\0'))
+ fprintf(stdout, "\thost = \"%s@*\";\n", user);
+ } else {
+ /* Normal host or IP-based kill */
+ if (user[0] != '\0' && (user[0] != '*' || user[1] != '\0'))
+ fprintf(stdout, "\thost = \"%s@%s\";\n", user, host);
+ else
+ fprintf(stdout, "\thost = \"%s\";\n", host);
+ }
+
+ /* Translate the reason section. */
+ if (reason[0] == '!')
+ fprintf(stdout, "\tfile = \"%s\";\n", reason + 1);
+ else
+ fprintf(stdout, "\treason = \"%s\";\n", reason);
+
+ /* Close the block. */
+ fprintf(stdout, "};\n");
+}
+
+static void do_port(void)
+{
+ const char *ipmask = fields[0], *iface = fields[1], *flags = fields[2], *port = fields[3];
+
+ /* Print the current line and start the new block. */
+ fprintf(stdout, "# %s\nPort {\n", orig_line);
+
+ /* Print the easy fields. */
+ fprintf(stdout, "\tport = %s;\n", port);
+ if (iface && iface[0] != '\0')
+ fprintf(stdout, "\tvhost = \"%s\";\n", iface);
+ if (ipmask && ipmask[0] != '\0')
+ fprintf(stdout, "\tmask = \"%s\";\n", ipmask);
+
+ /* Translate flag field. */
+ while (*flags) switch (*flags++) {
+ case 'C': case 'c': /* client port is default state */; break;
+ case 'S': case 's': fprintf(stdout, "\tserver = yes;\n"); break;
+ case 'H': case 'h': fprintf(stdout, "\thidden = yes;\n"); break;
+ }
+
+ /* Close the block. */
+ fprintf(stdout, "};\n");
+}
+
+struct string_list *quarantines;
+
+static void do_quarantine(void)
+{
+ struct string_list *q;
+ q = string_get(&quarantines, fields[0]);
+ dupstring(q->origin, orig_line);
+ dupstring(q->extra, fields[1]);
+}
+
+static void finish_quarantines(void)
+{
+ struct string_list *sl;
+
+ if (quarantines)
+ {
+ fputs("Quarantine {\n", stdout);
+ for (sl = quarantines; sl; sl = sl->next)
+ fprintf(stdout, "# %s\n\t\"%s\" = \"%s\";\n", sl->origin, sl->value, sl->extra);
+ fputs("};\n\n", stdout);
+ }
+}
+
+static void do_uworld(void)
+{
+ fprintf(stdout, "# %s\n", orig_line);
+ if (fields[0] && fields[0][0])
+ fprintf(stdout, "Uworld { name = \"%s\"; };\n", fields[0]);
+ if (fields[1] && fields[1][0])
+ fprintf(stdout, "Jupe { nick = \"%s\"; };\n", fields[1]);
+}
+
+static void emit_client(const char *mask, const char *passwd, const char *class, long maxlinks, int is_ip)
+{
+ char *delim;
+ size_t len;
+
+ delim = strchr(mask, '@');
+ if (delim) {
+ *delim++ = '\0';
+ if (is_ip) {
+ len = strspn(delim, "0123456789.*");
+ if (delim[len]) {
+ fprintf(stderr, "Invalid IP mask on line %u.\n", lineno);
+ return;
+ }
+ fprintf(stdout, "Client {\n\tusername = \"%s\";\n\tip = \"%s\";\n", mask, delim);
+ } else {
+ fprintf(stdout, "Client {\n\tusername =\"%s\";\n\thost = \"%s\";\n", mask, delim);
+ }
+ } else if (is_ip) {
+ len = strspn(mask, "0123456789.*");
+ if (mask[len])
+ return;
+ fprintf(stdout, "Client {\n\tip = \"%s\";\n", mask);
+ } else {
+ if (!strchr(mask, '.') && !strchr(mask, '*'))
+ return;
+ fprintf(stdout, "Client {\n\thost = \"%s\";\n", mask);
+ }
+
+ if (passwd)
+ fprintf(stdout, "\tpassword = \"%s\";\n", passwd);
+
+ if (maxlinks >= 0)
+ fprintf(stdout, "\tmaxlinks = %ld;\n", maxlinks);
+
+ fprintf(stdout, "\tclass = \"%s\";\n};\n", class);
+}
+
+static void do_client(void)
+{
+ char *passwd = NULL, *delim;
+ long maxlinks;
+
+ /* Print the current line. */
+ fprintf(stdout, "# %s\n", orig_line);
+
+ /* See if the password is really a maxlinks count. */
+ maxlinks = strtol(fields[1], &delim, 10);
+ if (fields[1][0] == '\0')
+ maxlinks = -1;
+ else if (maxlinks < 0 || maxlinks > 99 || *delim != '\0')
+ passwd = fields[1];
+
+ /* Translate the IP and host mask fields into blocks. */
+ emit_client(fields[0], passwd, fields[4], maxlinks, 1);
+ emit_client(fields[2], passwd, fields[4], maxlinks, 0);
+}
+
+int main(int argc, char *argv[])
+{
+ FILE *ifile;
+
+ if (argc < 2)
+ ifile = stdin;
+ else if (!(ifile = fopen(argv[1], "rt"))) {
+ fprintf(stderr, "Unable to open file %s for input.\n", argv[1]);
+ return 1;
+ }
+
+ for (lineno = 1; fgets(line, sizeof(line), ifile); ++lineno) {
+ /* Read line and pass comments through. */
+ size_t len = strlen(line);
+ if (line[0] == '#') {
+ fputs(line, stdout);
+ continue;
+ }
+ /* Strip trailing whitespace. */
+ while (len > 0 && isspace(line[len-1]))
+ line[--len] = '\0';
+ /* Pass blank lines through. */
+ if (len == 0) {
+ fputc('\n', stdout);
+ continue;
+ }
+ /* Skip but report invalid lines. */
+ if (line[1] != ':') {
+ fprintf(stdout, "# %s\n", line);
+ fprintf(stderr, "Invalid input line %d.\n", lineno);
+ continue;
+ }
+ /* Copy the original line into a reusable variable. */
+ strcpy(orig_line, line);
+ /* Split line into fields. */
+ nfields = split_line(line + 2, fields);
+
+ /* Process the input line. */
+ switch (line[0]) {
+ case 'A': case 'a': simple_line("Admin", admin_names, NULL); break;
+ case 'C': case 'c': do_connect(); break;
+ case 'D': simple_line("CRule", crule_names, "all = yes;"); break;
+ case 'd': simple_line("CRule", crule_names, NULL); break;
+ case 'F': case 'f': do_feature(); break;
+ case 'H': case 'h': do_hub(); break;
+ case 'I': case 'i': do_client(); break;
+ case 'K': case 'k': do_kill(); break;
+ case 'L': case 'l': do_leaf(); break;
+ case 'M': case 'm': simple_line("General", general_names, NULL); break;
+ case 'O': do_operator(0); break;
+ case 'o': do_operator(1); break;
+ case 'P': case 'p': do_port(); break;
+ case 'Q': case 'q': do_quarantine(); break;
+ case 'T': case 't': simple_line("Motd", motd_names, NULL); break;
+ case 'U': case 'u': do_uworld(); break;
+ case 'Y': case 'y': simple_line("Class", class_names, NULL); break;
+ default:
+ fprintf(stderr, "Unknown line %u with leading character '%c'.\n", lineno, line[0]);
+ break;
+ }
+ }
+
+ fclose(ifile);
+
+ fputs("\n# The following lines were intentionally moved and rearranged."
+ "\n# Our apologies for any inconvenience this may cause."
+ "\n\n", stdout);
+ finish_connects();
+ finish_quarantines();
+ finish_features();
+ finish_operators();
+
+ return 0;
+}