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/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2002-2018 The OpenLDAP Foundation.
* Portions Copyright 1997,2002-2003 IBM Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENTS:
* This work was initially developed by IBM Corporation for use in
* IBM products and subsequently ported to OpenLDAP Software by
* Steve Omrani.
*/
#include <portable.h>
#include <stdio.h>
#include <ac/string.h>
#include <ac/stdarg.h>
#include <ac/unistd.h>
#include <fcntl.h>
#include <ac/errno.h>
#include <ldap.h>
#include <ldap_config.h>
#include <slap.h>
#include <slapi.h>
#include <ldap_pvt_thread.h>
/* Single threads access to routine */
ldap_pvt_thread_mutex_t slapi_printmessage_mutex;
char *slapi_log_file = NULL;
int slapi_log_level = SLAPI_LOG_PLUGIN;
int
slapi_int_log_error(
int level,
char *subsystem,
char *fmt,
va_list arglist )
{
int rc = 0;
FILE *fp = NULL;
char timeStr[100];
struct tm *ltm;
time_t currentTime;
assert( subsystem != NULL );
assert( fmt != NULL );
ldap_pvt_thread_mutex_lock( &slapi_printmessage_mutex ) ;
/* for now, we log all severities */
if ( level <= slapi_log_level ) {
fp = fopen( slapi_log_file, "a" );
if ( fp == NULL) {
rc = -1;
goto done;
}
/*
* FIXME: could block
*/
while ( lockf( fileno( fp ), F_LOCK, 0 ) != 0 ) {
/* DO NOTHING */ ;
}
time( ¤tTime );
ltm = localtime( ¤tTime );
strftime( timeStr, sizeof(timeStr), "%x %X", ltm );
fputs( timeStr, fp );
fprintf( fp, " %s: ", subsystem );
vfprintf( fp, fmt, arglist );
if ( fmt[ strlen( fmt ) - 1 ] != '\n' ) {
fputs( "\n", fp );
}
fflush( fp );
lockf( fileno( fp ), F_ULOCK, 0 );
fclose( fp );
} else {
rc = -1;
}
done:
ldap_pvt_thread_mutex_unlock( &slapi_printmessage_mutex );
return rc;
}
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