ede/evoke/Log.cpp

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2007-07-11 20:03:18 +04:00
/*
* $Id$
*
* Evoke, head honcho of everything
* Part of Equinox Desktop Environment (EDE).
* Copyright (c) 2000-2007 EDE Authors.
*
* This program is licensed under terms of the
* GNU General Public License version 2 or newer.
* See COPYING for details.
*/
#include "Log.h"
#include <edelib/Debug.h>
#include <stdarg.h>
#include <string.h>
#include <time.h>
RealLog::RealLog() : f(NULL), buff(NULL), tbuff(NULL), bufflen(256), tbufflen(20),
to_stdout(false), to_stderr(false) {
}
RealLog::~RealLog() {
if(f) {
puts("RealLog::~RealLog()\n");
fclose(f);
}
if(buff)
delete [] buff;
if(tbuff)
delete [] tbuff;
}
bool RealLog::open(const char* file) {
EASSERT(file != NULL);
if(strcmp(file, "stdout") == 0)
to_stdout = true;
else if(strcmp(file, "stderr") == 0)
to_stderr = true;
else {
f = fopen(file, "a");
if(!f)
return false;
}
buff = new char[bufflen];
tbuff = new char[tbufflen];
return true;
}
void RealLog::printf(const char* fmt, ...) {
EASSERT(buff != NULL);
EASSERT(tbuff != NULL);
va_list ap;
va_start(ap, fmt);
vsnprintf(buff, bufflen, fmt, ap);
va_end(ap);
time_t t = time(NULL);
strftime(tbuff, tbufflen, "%F %T", localtime(&t));
if(to_stdout)
fprintf(stdout, "[%s] %s", tbuff, buff);
else if(to_stderr)
fprintf(stderr, "[%s] %s", tbuff, buff);
else {
fprintf(f, "[%s] %s", tbuff, buff);
fflush(f);
}
}