1 /* $Id: xbt_log_layout_simple.c 6309 2009-05-26 15:29:22Z mquinson $ */
3 /* layout_simple - a dumb log layout */
5 /* Copyright (c) 2003, 2004 Martin Quinson. All rights reserved. */
7 /* This program is free software; you can redistribute it and/or modify it
8 * under the terms of the license (GNU LGPL) which comes with this package. */
10 #include "xbt/sysdep.h"
11 #include "xbt/strbuff.h" /* For dynamic version when the static one fails */
12 #include "xbt/log_private.h"
13 #include "xbt/synchro.h" /* xbt_thread_name */
15 #include "gras/virtu.h"
19 extern const char *xbt_log_priority_names[7];
20 extern int xbt_log_no_loc;
22 static double begin_of_time = -1;
24 static void xbt_log_layout_simple_dynamic(xbt_log_layout_t l,
27 xbt_log_appender_t app)
29 xbt_strbuff_t buff = xbt_strbuff_new();
33 /* Put every static information in a static buffer, and copy them in the dyn one */
35 p += snprintf(p, 256 - (p - loc_buff), "[");
37 if (strlen(xbt_procname()))
38 p += snprintf(p, 256 - (p - loc_buff), "%s:%s:(%d) ",
39 gras_os_myname(), xbt_procname(), (*xbt_getpid) ());
41 snprintf(p, 256 - (p - loc_buff), "%f] ",
42 gras_os_time() - begin_of_time);
43 if (ev->priority != xbt_log_priority_info && xbt_log_no_loc==0)
45 snprintf(p, 256 - (p - loc_buff), "%s:%d: ", ev->fileName,
48 snprintf(p, 256 - (p - loc_buff), "[%s/%s] ", ev->cat->name,
49 xbt_log_priority_names[ev->priority]);
51 xbt_strbuff_append(buff, loc_buff);
53 vasprintf(&p, fmt, ev->ap_copy);
54 xbt_strbuff_append(buff, p);
57 xbt_strbuff_append(buff, "\n");
59 app->do_append(app, buff->data);
60 xbt_strbuff_free(buff);
63 /* only used after the format using: we suppose that the buffer is big enough to display our data */
64 #define check_overflow \
65 if (p-ev->buffer > XBT_LOG_BUFF_SIZE) { /* buffer overflow */ \
66 xbt_log_layout_simple_dynamic(l,ev,fmt,app); \
70 static void xbt_log_layout_simple_doit(xbt_log_layout_t l,
73 xbt_log_appender_t app)
77 xbt_assert0(ev->priority >= 0,
78 "Negative logging priority naturally forbidden");
79 xbt_assert1(ev->priority < sizeof(xbt_log_priority_names),
80 "Priority %d is greater than the biggest allowed value",
83 if (begin_of_time < 0)
84 begin_of_time = gras_os_time();
87 p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "[");
90 /* Display the proc info if available */
91 if (strlen(xbt_procname())) {
92 p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s:%s:(%d) ",
93 gras_os_myname(), xbt_procname(), (*xbt_getpid) ());
97 /* Display the date */
99 snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%f] ",
100 gras_os_time() - begin_of_time);
103 /* Display file position if not INFO */
104 if (ev->priority != xbt_log_priority_info && !xbt_log_no_loc)
106 snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s:%d: ",
107 ev->fileName, ev->lineNum);
109 /* Display category name */
110 p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "[%s/%s] ",
111 ev->cat->name, xbt_log_priority_names[ev->priority]);
113 /* Display user-provided message */
114 p += vsnprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), fmt, ev->ap);
118 p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "\n");
120 app->do_append(app, ev->buffer);
123 xbt_log_layout_t xbt_log_layout_simple_new(char *arg)
125 xbt_log_layout_t res = xbt_new0(s_xbt_log_layout_t, 1);
126 res->do_layout = xbt_log_layout_simple_doit;