mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-11-25 07:49:38 +03:00
125 lines
3.0 KiB
C
125 lines
3.0 KiB
C
/*
|
|
* Copyright 2007 Rob Kendrick <rjek@netsurf-browser.org>
|
|
* Copyright 2004-2007 James Bursa <bursa@users.sourceforge.net>
|
|
* Copyright 2003 Phil Mellor <monkeyson@users.sourceforge.net>
|
|
* Copyright 2003 John M Bell <jmb202@ecs.soton.ac.uk>
|
|
* Copyright 2004 John Tytgat <joty@netsurf-browser.org>
|
|
*
|
|
* This file is part of NetSurf, http://www.netsurf-browser.org/
|
|
*
|
|
* NetSurf 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; version 2 of the License.
|
|
*
|
|
* NetSurf 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, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <stdarg.h>
|
|
#include <stdio.h>
|
|
#include <sys/time.h>
|
|
#include "desktop/netsurf.h"
|
|
|
|
#include "utils/log.h"
|
|
|
|
nserror nslog_init(nslog_ensure_t *ensure, int *pargc, char **argv)
|
|
{
|
|
nserror ret = NSERROR_OK;
|
|
|
|
if (((*pargc) > 1) &&
|
|
(argv[1][0] == '-') &&
|
|
(argv[1][1] == 'v') &&
|
|
(argv[1][2] == 0)) {
|
|
int argcmv;
|
|
for (argcmv = 2; argcmv < (*pargc); argcmv++) {
|
|
argv[argcmv - 1] = argv[argcmv];
|
|
}
|
|
(*pargc)--;
|
|
|
|
/* ensure we actually show logging */
|
|
verbose_log = true;
|
|
|
|
/* ensure stderr is available */
|
|
if (ensure != NULL) {
|
|
if (ensure(stderr) == false) {
|
|
/* failed to ensure output */
|
|
ret = NSERROR_INIT_FAILED;
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
#ifndef NDEBUG
|
|
|
|
/* Subtract the `struct timeval' values X and Y,
|
|
storing the result in RESULT.
|
|
Return 1 if the difference is negative, otherwise 0.
|
|
*/
|
|
|
|
static int
|
|
timeval_subtract(struct timeval *result, struct timeval *x, struct timeval *y)
|
|
{
|
|
/* Perform the carry for the later subtraction by updating y. */
|
|
if (x->tv_usec < y->tv_usec) {
|
|
int nsec = (y->tv_usec - x->tv_usec) / 1000000 + 1;
|
|
y->tv_usec -= 1000000 * nsec;
|
|
y->tv_sec += nsec;
|
|
}
|
|
if (x->tv_usec - y->tv_usec > 1000000) {
|
|
int nsec = (x->tv_usec - y->tv_usec) / 1000000;
|
|
y->tv_usec += 1000000 * nsec;
|
|
y->tv_sec -= nsec;
|
|
}
|
|
|
|
/* Compute the time remaining to wait.
|
|
tv_usec is certainly positive. */
|
|
result->tv_sec = x->tv_sec - y->tv_sec;
|
|
result->tv_usec = x->tv_usec - y->tv_usec;
|
|
|
|
/* Return 1 if result is negative. */
|
|
return x->tv_sec < y->tv_sec;
|
|
}
|
|
|
|
const char *nslog_gettime(void)
|
|
{
|
|
static struct timeval start_tv;
|
|
static char buff[32];
|
|
|
|
struct timeval tv;
|
|
struct timeval now_tv;
|
|
|
|
if (!timerisset(&start_tv)) {
|
|
gettimeofday(&start_tv, NULL);
|
|
}
|
|
gettimeofday(&now_tv, NULL);
|
|
|
|
timeval_subtract(&tv, &now_tv, &start_tv);
|
|
|
|
snprintf(buff, sizeof(buff),"(%ld.%06ld)",
|
|
(long)tv.tv_sec, (long)tv.tv_usec);
|
|
|
|
return buff;
|
|
}
|
|
|
|
void nslog_log(const char *format, ...)
|
|
{
|
|
if (verbose_log) {
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
|
|
vfprintf(stderr, format, ap);
|
|
|
|
va_end(ap);
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|