0,0 → 1,122 |
/* |
* 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" |
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#include "utils/log.h" |
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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; |
} |
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#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; |
} |
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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); |
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timeval_subtract(&tv, &now_tv, &start_tv); |
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snprintf(buff, sizeof(buff),"(%ld.%06ld)", |
(long)tv.tv_sec, (long)tv.tv_usec); |
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return buff; |
} |
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void nslog_log(const char *format, ...) |
{ |
va_list ap; |
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va_start(ap, format); |
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vfprintf(stderr, format, ap); |
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va_end(ap); |
} |
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#endif |
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