}
-/*
- * Configure Internet email addresses for a user account, updating the Directory Index in the process
- */
-void CtdlSetEmailAddressesForUser(char *requested_user, char *new_emailaddrs)
-{
+// Configure Internet email addresses for a user account, updating the Directory Index in the process
+void CtdlSetEmailAddressesForUser(char *requested_user, char *new_emailaddrs) {
struct ctdluser usbuf;
int i;
char buf[SIZ];
- if (CtdlGetUserLock(&usbuf, requested_user) != 0) { // We are relying on the fact that the DirectoryIndex functions don't lock.
- return; // Silently fail here if we can't acquire a lock on the user record.
+ if (CtdlGetUserLock(&usbuf, requested_user) != 0) { // We can lock because the DirectoryIndex functions don't lock.
+ return; // Silently fail here if the specified user does not exist.
}
syslog(LOG_DEBUG, "internet_addressing: setting email addresses for <%s> to <%s>", usbuf.fullname, new_emailaddrs);
- /* Delete all of the existing directory index records for the user (easier this way) */
+ // Delete all of the existing directory index records for the user (easier this way)
for (i=0; i<num_tokens(usbuf.emailaddrs, '|'); ++i) {
extract_token(buf, usbuf.emailaddrs, i, '|', sizeof buf);
CtdlDirectoryDelUser(buf, requested_user);
strcpy(usbuf.emailaddrs, new_emailaddrs); // make it official.
- /* Index all of the new email addresses (they've already been sanitized) */
+ // Index all of the new email addresses (they've already been sanitized)
for (i=0; i<num_tokens(usbuf.emailaddrs, '|'); ++i) {
extract_token(buf, usbuf.emailaddrs, i, '|', sizeof buf);
CtdlDirectoryAddUser(buf, requested_user);
-/*
- * Transparently handle the upgrading of server data formats. If we see
- * an existing version number of our database, we can make some intelligent
- * guesses about what kind of data format changes need to be applied, and
- * we apply them transparently.
- *
- * Copyright (c) 1987-2020 by the citadel.org team
- *
- * This program is open source software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version 3.
- *
- * 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.
- */
+// Transparently handle the upgrading of server data formats. If we see
+// an existing version number of our database, we can make some intelligent
+// guesses about what kind of data format changes need to be applied, and
+// we apply them transparently.
+//
+// Copyright (c) 1987-2022 by the citadel.org team
+//
+// This program is open source software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License version 3.
+//
+// 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.
#include "sysdep.h"
#include <stdlib.h>
#include "serv_vcard.h"
#include "internet_addressing.h"
-/*
- * oldver is the version number of Citadel Server which was active on the previous run of the program, learned from the system configuration.
- * If we are running a new Citadel Server for the first time, oldver will be 0.
- * We keep this value around for the entire duration of the program run because we'll need it during several stages of startup.
- */
+// oldver is the version number of Citadel Server which was active on the previous run of the program, learned from the system configuration.
+// If we are running a new Citadel Server for the first time, oldver will be 0.
+// We keep this value around for the entire duration of the program run because we'll need it during several stages of startup.
int oldver = 0;
-/*
- * Try to remove any extra users with number 0
- */
-void fix_sys_user_name(void)
-{
+// Try to remove any extra users with number 0
+void fix_sys_user_name(void) {
struct ctdluser usbuf;
char usernamekey[USERNAME_SIZE];
while (CtdlGetUserByNumber(&usbuf, 0) == 0) {
- /* delete user with number 0 and no name */
+ // delete user with number 0 and no name
if (IsEmptyStr(usbuf.fullname)) {
cdb_delete(CDB_USERS, "", 0);
}
else {
- /* temporarily set this user to -1 */
+ // temporarily set this user to -1
usbuf.usernum = -1;
CtdlPutUser(&usbuf);
}
}
- /* Delete any "user 0" accounts */
+ // Delete any "user 0" accounts
while (CtdlGetUserByNumber(&usbuf, -1) == 0) {
makeuserkey(usernamekey, usbuf.fullname);
cdb_delete(CDB_USERS, usernamekey, strlen(usernamekey));
}
-/*
- * Back end processing function for reindex_uids()
- */
+// Back end processing function for reindex_uids()
void reindex_uids_backend(char *username, void *data) {
struct ctdluser us;
}
-/*
- * Build extauth index of all users with uid-based join (system auth, LDAP auth)
- * Also changes all users with a uid of CTDLUID to NATIVE_AUTH_UID (-1)
- */
+// Build extauth index of all users with uid-based join (system auth, LDAP auth)
+// Also changes all users with a uid of CTDLUID to NATIVE_AUTH_UID (-1)
void reindex_uids(void) {
syslog(LOG_WARNING, "upgrade: reindexing and applying uid changes");
ForEachUser(reindex_uids_backend, NULL);
}
-/*
- * These accounts may have been created by code that ran between mid 2008 and early 2011.
- * If present they are no longer in use and may be deleted.
- */
+// These accounts may have been created by code that ran between mid 2008 and early 2011.
+// If present they are no longer in use and may be deleted.
void remove_thread_users(void) {
char *deleteusers[] = {
"SYS_checkpoint",
}
-/*
- * Attempt to guess the name of the time zone currently in use
- * on the underlying host system.
- */
+// Attempt to guess the name of the time zone currently in use
+// on the underlying host system.
void guess_time_zone(void) {
FILE *fp;
char buf[PATH_MAX];
}
-/*
- * Per-room callback function for ingest_old_roominfo_and_roompic_files()
- *
- * This is the second pass, where we process the list of rooms with info or pic files.
- */
-void iorarf_oneroom(char *roomname, char *infofile, char *picfile)
-{
+// Per-room callback function for ingest_old_roominfo_and_roompic_files()
+// This is the second pass, where we process the list of rooms with info or pic files.
+void iorarf_oneroom(char *roomname, char *infofile, char *picfile) {
FILE *fp;
long data_length;
char *unencoded_data;
};
-/*
- * Per-room callback function for ingest_old_roominfo_and_roompic_files()
- *
- * This is the first pass, where the list of qualifying rooms is gathered.
- */
-void iorarf_backend(struct ctdlroom *qrbuf, void *data)
-{
+// Per-room callback function for ingest_old_roominfo_and_roompic_files()
+// This is the first pass, where the list of qualifying rooms is gathered.
+void iorarf_backend(struct ctdlroom *qrbuf, void *data) {
FILE *fp;
struct iorarf_list **iorarf_list = (struct iorarf_list **)data;
}
-/*
- * Prior to Citadel Server version 902, room info and pictures (which comprise the
- * displayed banner for each room) were stored in the filesystem. If we are upgrading
- * from version >000 to version >=902, ingest those files into the database.
- */
-void ingest_old_roominfo_and_roompic_files(void)
-{
+// Prior to Citadel Server version 902, room info and pictures (which comprise the
+// displayed banner for each room) were stored in the filesystem. If we are upgrading
+// from version >000 to version >=902, ingest those files into the database.
+void ingest_old_roominfo_and_roompic_files(void) {
struct iorarf_list *il = NULL;
CtdlForEachRoom(iorarf_backend, &il);
}
-/*
- * For upgrades in which a new config setting appears for the first time, set default values.
- * For new installations (oldver == 0) also set default values.
- */
+// For upgrades in which a new config setting appears for the first time, set default values.
+// For new installations (oldver == 0) also set default values.
void update_config(void) {
if (oldver < 606) {
}
-/*
- * Helper function for move_inet_addrs_from_vcards_to_user_records()
- *
- * Call this function as a ForEachUser backend in order to queue up
- * user names, or call it with a null user to make it do the processing.
- * This allows us to maintain the list as a static instead of passing
- * pointers around.
- */
+// Helper function for move_inet_addrs_from_vcards_to_user_records()
+//
+// Call this function as a ForEachUser backend in order to queue up
+// user names, or call it with a null user to make it do the processing.
+// This allows us to maintain the list as a static instead of passing
+// pointers around.
void miafvtur_backend(char *username, void *data) {
struct ctdluser usbuf;
char primary_inet_email[512] = { 0 };
}
-/*
- * If our system still has a "refcount_adjustments.dat" sitting around from an old version, ingest it now.
- */
-int ProcessOldStyleAdjRefCountQueue(void)
-{
+// If our system still has a "refcount_adjustments.dat" sitting around from an old version, ingest it now.
+int ProcessOldStyleAdjRefCountQueue(void) {
int r;
FILE *fp;
struct arcq arcq_rec;
}
-/*
- * Prior to version 912 we kept a user's various Internet email addresses in their vCards.
- * This function moves them over to the user record, which is where we keep them now.
- */
-void move_inet_addrs_from_vcards_to_user_records(void)
-{
+// Prior to version 912 we kept a user's various Internet email addresses in their vCards.
+// This function moves them over to the user record, which is where we keep them now.
+void move_inet_addrs_from_vcards_to_user_records(void) {
ForEachUser(miafvtur_backend, NULL);
CtdlRebuildDirectoryIndex();
}
-
-
-/*
- * We found the legacy sieve config in the user's config room. Store the message number in the user record.
- */
+// We found the legacy sieve config in the user's config room. Store the message number in the user record.
void mifm_found_config(long msgnum, void *userdata) {
struct ctdluser *us = (struct ctdluser *)userdata;
}
-/*
- * Helper function for migrate_inbox_filter_msgnums()
- */
+// Helper function for migrate_inbox_filter_msgnums()
void mifm_backend(char *username, void *data) {
struct ctdluser us;
char roomname[ROOMNAMELEN];
if (CtdlGetUserLock(&us, username) == 0) {
- /* Take a spin through the user's personal config room */
+ // Take a spin through the user's personal config room
syslog(LOG_DEBUG, "Processing <%s> (%ld)", us.fullname, us.usernum);
snprintf(roomname, sizeof roomname, "%010ld.%s", us.usernum, USERCONFIGROOM);
if (CtdlGetRoom(&CC->room, roomname) == 0) {
}
-/*
- * Prior to version 930 we used a MIME type search to locate the user's inbox filter rules.
- * This function locates those ruleset messages and simply stores the message number in the user record.
- */
-void migrate_inbox_filter_msgnums(void)
-{
+// Prior to version 930 we used a MIME type search to locate the user's inbox filter rules.
+// This function locates those ruleset messages and simply stores the message number in the user record.
+void migrate_inbox_filter_msgnums(void) {
ForEachUser(mifm_backend, NULL);
}
-/*
- * Create a default administrator account so we can log in to a new installation
- */
+// Create a default administrator account so we can log in to a new installation
void create_default_admin_account(void) {
struct ctdluser usbuf;
}
-/*
- * Based on the server version number reported by the existing database,
- * run in-place data format upgrades until everything is up to date.
- */
+// Based on the server version number reported by the existing database,
+// run in-place data format upgrades until everything is up to date.
void pre_startup_upgrades(void) {
oldver = CtdlGetConfigInt("MM_hosted_upgrade_level");
CtdlSetConfigInt("MM_hosted_upgrade_level", REV_LEVEL);
- /*
- * Negative values for maxsessions are not allowed.
- */
+ // Negative values for maxsessions are not allowed.
if (CtdlGetConfigInt("c_maxsessions") < 0) {
CtdlSetConfigInt("c_maxsessions", 0);
}
- /* We need a system default message expiry policy, because this is
- * the top level and there's no 'higher' policy to fall back on.
- * By default, do not expire messages at all.
- */
+ // We need a system default message expiry policy, because this is
+ // the top level and there's no 'higher' policy to fall back on.
+ // By default, do not expire messages at all.
if (CtdlGetConfigInt("c_ep_mode") == 0) {
CtdlSetConfigInt("c_ep_mode", EXPIRE_MANUAL);
CtdlSetConfigInt("c_ep_value", 0);
}
- /*
- * If this is the first run on an empty database, create a default administrator
- */
+ // If this is the first run on an empty database, create a default administrator
if (oldver == 0) {
create_default_admin_account();
}
}
-/*
- * Based on the server version number reported by the existing database,
- * run in-place data format upgrades until everything is up to date.
- */
+// Based on the server version number reported by the existing database,
+// run in-place data format upgrades until everything is up to date.
void post_startup_upgrades(void) {
syslog(LOG_INFO, "Existing database version on disk is %d", oldver);
}
-int CtdlLockGetCurrentUser(void)
-{
+int CtdlLockGetCurrentUser(void) {
CitContext *CCC = CC;
return CtdlGetUser(&CCC->user, CCC->curr_user);
}
-/*
- * CtdlGetUserLock() - same as getuser() but locks the record
- */
-int CtdlGetUserLock(struct ctdluser *usbuf, char *name)
-{
+// CtdlGetUserLock() - same as getuser() but locks the record
+int CtdlGetUserLock(struct ctdluser *usbuf, char *name) {
int retcode;
retcode = CtdlGetUser(usbuf, name);
}
-/*
- * CtdlPutUser() - write user buffer into the correct place on disk
- */
-void CtdlPutUser(struct ctdluser *usbuf)
-{
+// CtdlPutUser() - write user buffer into the correct place on disk
+void CtdlPutUser(struct ctdluser *usbuf) {
char usernamekey[USERNAME_SIZE];
-
makeuserkey(usernamekey, usbuf->fullname);
usbuf->version = REV_LEVEL;
cdb_store(CDB_USERS, usernamekey, strlen(usernamekey), usbuf, sizeof(struct ctdluser));
}
-void CtdlPutCurrentUserLock()
-{
+void CtdlPutCurrentUserLock() {
CtdlPutUser(&CC->user);
}
-/*
- * CtdlPutUserLock() - same as putuser() but locks the record
- */
-void CtdlPutUserLock(struct ctdluser *usbuf)
-{
+// CtdlPutUserLock() - same as putuser() but locks the record
+void CtdlPutUserLock(struct ctdluser *usbuf) {
CtdlPutUser(usbuf);
end_critical_section(S_USERS);
}
-/*
- * rename_user() - this is tricky because the user's display name is the database key
- *
- * Returns 0 on success or nonzero if there was an error...
- *
- */
+// rename_user() - this is tricky because the user's display name is the database key
+// Returns 0 on success or nonzero if there was an error...
int rename_user(char *oldname, char *newname) {
int retcode = RENAMEUSER_OK;
struct ctdluser usbuf;
char oldnamekey[USERNAME_SIZE];
char newnamekey[USERNAME_SIZE];
- /* Create the database keys... */
+ // Create the database keys...
makeuserkey(oldnamekey, oldname);
makeuserkey(newnamekey, newname);
- /* Lock up and get going */
+ // Lock up and get going
begin_critical_section(S_USERS);
- /* We cannot rename a user who is currently logged in */
+ // We cannot rename a user who is currently logged in
if (CtdlIsUserLoggedIn(oldname)) {
end_critical_section(S_USERS);
return RENAMEUSER_LOGGED_IN;
if (CtdlGetUser(&usbuf, oldname) != 0) {
retcode = RENAMEUSER_NOT_FOUND;
}
- else { /* Sanity checks succeeded. Now rename the user. */
+ else { // Sanity checks succeeded. Now rename the user.
if (usbuf.usernum == 0) {
syslog(LOG_DEBUG, "user_ops: can not rename user \"Citadel\".");
retcode = RENAMEUSER_NOT_FOUND;
- } else {
+ }
+ else {
syslog(LOG_DEBUG, "user_ops: renaming <%s> to <%s>", oldname, newname);
cdb_delete(CDB_USERS, oldnamekey, strlen(oldnamekey));
safestrncpy(usbuf.fullname, newname, sizeof usbuf.fullname);
}
-/*
- * Convert a username into the format used as a database key prior to version 928
- * This only gets called by reindex_user_928()
- */
+// Convert a username into the format used as a database key prior to version 928
+// This only gets called by reindex_user_928()
void makeuserkey_pre928(char *key, const char *username) {
int i;
}
-/*
- * Read a user record using the pre-v928 index format, and write it back using the v928-and-higher index format.
- * This ONLY gets called during an upgrade from version <928 to version >=928.
- */
+// Read a user record using the pre-v928 index format, and write it back using the v928-and-higher index format.
+// This ONLY gets called during an upgrade from version <928 to version >=928.
void reindex_user_928(char *username, void *out_data) {
char oldkey[USERNAME_SIZE];
}
-/*
- * Index-generating function used by Ctdl[Get|Set]Relationship
- */
+// Index-generating function used by Ctdl[Get|Set]Relationship
int GenerateRelationshipIndex(char *IndexBuf,
long RoomID,
long RoomGen,
- long UserID)
-{
+ long UserID
+) {
struct {
long iRoomID;
long iRoomGen;
}
-/*
- * Back end for CtdlSetRelationship()
- */
-void put_visit(visit *newvisit)
-{
+// Back end for CtdlSetRelationship()
+void put_visit(visit *newvisit) {
char IndexBuf[32];
int IndexLen = 0;
memset (IndexBuf, 0, sizeof (IndexBuf));
- /* Generate an index */
+ // Generate an index
IndexLen = GenerateRelationshipIndex(IndexBuf, newvisit->v_roomnum, newvisit->v_roomgen, newvisit->v_usernum);
- /* Store the record */
+ // Store the record
cdb_store(CDB_VISIT, IndexBuf, IndexLen,
newvisit, sizeof(visit)
);
}
-/*
- * Define a relationship between a user and a room
- */
+// Define a relationship between a user and a room
void CtdlSetRelationship(visit *newvisit, struct ctdluser *rel_user, struct ctdlroom *rel_room) {
- /* We don't use these in Citadel because they're implicit by the
- * index, but they must be present if the database is exported.
- */
+ // We don't use these in Citadel because they're implicit by the
+ // index, but they must be present if the database is exported.
newvisit->v_roomnum = rel_room->QRnumber;
newvisit->v_roomgen = rel_room->QRgen;
newvisit->v_usernum = rel_user->usernum;
/*
* Is the user currently logged in an Admin?
*/
-int is_aide(void)
-{
+int is_aide(void) {
if (CC->user.axlevel >= AxAideU)
return(1);
else
/*
* Is the user currently logged in an Admin *or* the room Admin for this room?
*/
-int is_room_aide(void)
-{
+int is_room_aide(void) {
if (!CC->logged_in) {
return(0);
*
* Note: fetching a user this way requires one additional database operation.
*/
-int CtdlGetUserByNumber(struct ctdluser *usbuf, long number)
-{
+int CtdlGetUserByNumber(struct ctdluser *usbuf, long number) {
struct cdbdata *cdbun;
int r;
* Returns 0 if user was found
* This now uses an extauth index.
*/
-int getuserbyuid(struct ctdluser *usbuf, uid_t number)
-{
+int getuserbyuid(struct ctdluser *usbuf, uid_t number) {
struct cdbdata *cdbextauth;
long usernum = 0;
StrBuf *claimed_id;
/*
* Back end for cmd_user() and its ilk
*/
-int CtdlLoginExistingUser(const char *trythisname)
-{
+int CtdlLoginExistingUser(const char *trythisname) {
char username[SIZ];
int found_user;
}
-/*
- * session startup code which is common to both cmd_pass() and cmd_newu()
- */
-void do_login(void)
-{
+// session startup code which is common to both cmd_pass() and cmd_newu()
+void do_login(void) {
CC->logged_in = 1;
syslog(LOG_NOTICE, "user_ops: <%s> logged in", CC->curr_user);
CC->previous_login = CC->user.lastcall;
time(&CC->user.lastcall);
- /* If this user's name is the name of the system administrator
- * (as specified in setup), automatically assign access level 6.
- */
+ // If this user's name is the name of the system administrator
+ // (as specified in setup), automatically assign access level 6.
if ( (!IsEmptyStr(CtdlGetConfigStr("c_sysadm"))) && (!strcasecmp(CC->user.fullname, CtdlGetConfigStr("c_sysadm"))) ) {
CC->user.axlevel = AxAideU;
}
- /* If we're authenticating off the host system, automatically give root the highest level of access. */
+ // If we're authenticating off the host system, automatically give root the highest level of access.
if (CtdlGetConfigInt("c_auth_mode") == AUTHMODE_HOST) {
if (CC->user.uid == 0) {
CC->user.axlevel = AxAideU;
}
CtdlPutUserLock(&CC->user);
- /* If we are using LDAP authentication, extract the user's email addresses from the directory. */
+ // If we are using LDAP authentication, extract the user's email addresses from the directory.
if ((CtdlGetConfigInt("c_auth_mode") == AUTHMODE_LDAP) || (CtdlGetConfigInt("c_auth_mode") == AUTHMODE_LDAP_AD)) {
char new_emailaddrs[512];
if (CtdlGetConfigInt("c_ldap_sync_email_addrs") > 0) {
}
}
- /* If the user does not have any email addresses assigned, generate one. */
+ // If the user does not have any email addresses assigned, generate one.
if (IsEmptyStr(CC->user.emailaddrs)) {
AutoGenerateEmailAddressForUser(&CC->user);
}
- /* Populate the user principal identity, which is consistent and never aliased */
+ // Populate the user principal identity, which is consistent and never aliased
strcpy(CC->cs_principal_id, "");
makeuserkey(CC->cs_principal_id, CC->user.fullname);
strcat(CC->cs_principal_id, "@");
strcat(CC->cs_principal_id, CtdlGetConfigStr("c_fqdn"));
- /*
- * Populate cs_inet_email and cs_inet_other_emails with valid email addresses from the user record
- */
+ // Populate cs_inet_email and cs_inet_other_emails with valid email addresses from the user record
strcpy(CC->cs_inet_email, CC->user.emailaddrs);
char *firstsep = strstr(CC->cs_inet_email, "|");
if (firstsep) {
CC->cs_inet_other_emails[0] = 0;
}
- /* Create any personal rooms required by the system.
- * (Technically, MAILROOM should be there already, but just in case...)
- */
+ // Create any personal rooms required by the system.
+ // (Technically, MAILROOM should be there already, but just in case...)
CtdlCreateRoom(MAILROOM, 4, "", 0, 1, 0, VIEW_MAILBOX);
CtdlCreateRoom(SENTITEMS, 4, "", 0, 1, 0, VIEW_MAILBOX);
CtdlCreateRoom(USERTRASHROOM, 4, "", 0, 1, 0, VIEW_MAILBOX);
CtdlCreateRoom(USERDRAFTROOM, 4, "", 0, 1, 0, VIEW_MAILBOX);
- /* Run any startup routines registered by loadable modules */
+ // Run any startup routines registered by loadable modules
PerformSessionHooks(EVT_LOGIN);
- /* Enter the lobby */
+ // Enter the lobby
CtdlUserGoto(CtdlGetConfigStr("c_baseroom"), 0, 0, NULL, NULL, NULL, NULL);
}
-void logged_in_response(void)
-{
+void logged_in_response(void) {
cprintf("%d %s|%d|%ld|%ld|%u|%ld|%ld\n",
CIT_OK, CC->user.fullname, CC->user.axlevel,
CC->user.timescalled, CC->user.posted,
}
-void CtdlUserLogout(void)
-{
+void CtdlUserLogout(void) {
CitContext *CCC = MyContext();
syslog(LOG_DEBUG, "user_ops: CtdlUserLogout() logging out <%s> from session %d", CCC->curr_user, CCC->cs_pid);
- /* Run any hooks registered by modules... */
+ // Run any hooks registered by modules...
PerformSessionHooks(EVT_LOGOUT);
- /*
- * Clear out some session data. Most likely, the CitContext for this
- * session is about to get nuked when the session disconnects, but
- * since it's possible to log in again without reconnecting, we cannot
- * make that assumption.
- */
+ // Clear out some session data. Most likely, the CitContext for this
+ // session is about to get nuked when the session disconnects, but
+ // since it's possible to log in again without reconnecting, we cannot
+ // make that assumption.
CCC->logged_in = 0;
- /* Check to see if the user was deleted while logged in and purge them if necessary */
+ // Check to see if the user was deleted while logged in and purge them if necessary
if ((CCC->user.axlevel == AxDeleted) && (CCC->user.usernum)) {
purge_user(CCC->user.fullname);
}
- /* Clear out the user record in memory so we don't behave like a ghost */
+ // Clear out the user record in memory so we don't behave like a ghost
memset(&CCC->user, 0, sizeof(struct ctdluser));
CCC->curr_user[0] = 0;
CCC->cs_inet_email[0] = 0;
CCC->cs_inet_other_emails[0] = 0;
CCC->cs_inet_fn[0] = 0;
- /* Free any output buffers */
+ // Free any output buffers
unbuffer_output();
}