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116 lines
2.8 KiB
116 lines
2.8 KiB
13 years ago
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/*
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* Copyright © 2012 Martin Minarik
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of the copyright holders not be used in
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* advertising or publicity pertaining to distribution of the software
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* without specific, written prior permission. The copyright holders make
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <wayland-server.h>
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#include <wayland-util.h>
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#include "log.h"
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static FILE *weston_logfile = NULL;
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static char cached_timestamp[21];
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static int cached_tv_sec = 0;
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static int weston_log_timestamp(void)
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{
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struct timespec tp;
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unsigned int time;
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clock_gettime(CLOCK_REALTIME, &tp);
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time = (tp.tv_sec * 1000000L) + (tp.tv_nsec / 1000);
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if (cached_tv_sec != tp.tv_sec) {
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char string[26];
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struct tm *lt = localtime(&tp.tv_sec);
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cached_tv_sec = tp.tv_sec;
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strftime (string,24,"%Y-%m-%d %H:%M:%S", lt);
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strncpy (cached_timestamp, string, 20);
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}
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return fprintf(weston_logfile, "[%s.%03u] ", cached_timestamp, tp.tv_nsec/1000000);
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}
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static int weston_log_print(const char *fmt, va_list arg)
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{
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int l;
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l = vfprintf(weston_logfile, fmt, arg);
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fflush(weston_logfile);
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return l;
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}
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static void
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custom_handler(const char *fmt, va_list arg)
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{
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weston_log_timestamp();
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fprintf(weston_logfile, "libwayland: ");
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weston_log_print(fmt, arg);
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}
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void
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weston_log_file_open(const char *filename)
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{
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wl_log_set_handler_server(custom_handler);
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weston_logfile = fopen(filename, "a");
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if (weston_logfile == NULL)
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weston_logfile = stderr;
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}
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void
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weston_log_file_close()
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{
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if (weston_logfile != stderr)
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fclose(weston_logfile);
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weston_logfile = stderr;
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}
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WL_EXPORT int
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weston_log(const char *fmt, ...)
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{
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int l;
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va_list argp;
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va_start(argp, fmt);
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l = weston_log_timestamp();
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l += weston_log_print(fmt, argp);
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va_end(argp);
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return l;
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}
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WL_EXPORT int
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weston_log_continue(const char *fmt, ...)
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{
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int l;
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va_list argp;
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va_start(argp, fmt);
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l = weston_log_print(fmt, argp);
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va_end(argp);
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return l;
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}
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