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 "portable.h" /* execinfo when available */
11 #include "xbt/sysdep.h"
13 #include "gras/virtu.h"
16 extern const char *xbt_log_priority_names[7];
19 static char *xbt_log_layout_format_doit(xbt_log_layout_t l,
21 const char *msg_fmt) {
22 static char res[2048];
23 static double begin_of_time = -1;
28 begin_of_time=gras_os_time();
39 THROW1(arg_error,0,"Layout format (%s) ending with %%",(char*)l->data);
43 case 'n': /* platform-dependant line separator (LOG4J compliant) */
46 case 'e': /* plain space (SimGrid extension) */
50 case '.': /* precision specifyier */
52 q += sscanf(q,"%d",&precision);
55 case 'c': /* category name; LOG4J compliant
56 should accept a precision postfix to show the hierarchy */
58 p += sprintf(p,"%s",ev->cat->name);
60 p += sprintf(p,"%.*s",precision,ev->cat->name);
64 case 'p': /* priority name; LOG4J compliant */
66 p += sprintf(p, "%s", xbt_log_priority_names[ev->priority] );
68 p += sprintf(p, "%.*s", precision, xbt_log_priority_names[ev->priority] );
73 case 'h': /* host name; SimGrid extension */
75 p += sprintf(p, "%s", gras_os_myname());
77 p += sprintf(p, "%.*s", precision, gras_os_myname());
81 case 't': /* process name; LOG4J compliant (thread name) */
83 p += sprintf(p, "%s", xbt_procname());
85 p += sprintf(p, "%.*s", precision,xbt_procname());
89 case 'i': /* process PID name; SimGrid extension */
91 p += sprintf(p, "%d", (*xbt_getpid)());
93 p += sprintf(p, "%.*d", precision, (*xbt_getpid)());
98 case 'F': /* file name; LOG4J compliant */
100 p += sprintf(p,"%s",ev->fileName);
102 p += sprintf(p,"%.*s",precision, ev->fileName);
106 case 'l': /* location; LOG4J compliant */
108 p += sprintf(p, "%s:%d", ev->fileName, ev->lineNum);
110 p += snprintf(p, precision, "%s:%d", ev->fileName, ev->lineNum);
114 case 'L': /* line number; LOG4J compliant */
116 p += sprintf(p, "%d", ev->lineNum);
118 p += sprintf(p, "%.*d", precision, ev->lineNum);
122 case 'M': /* method (ie, function) name; LOG4J compliant */
124 p += sprintf(p, "%s", ev->functionName);
126 p += sprintf(p, "%.*s", precision, ev->functionName);
130 case 'b': /* backtrace; called %throwable in LOG4J */
131 case 'B': /* short backtrace; called %throwable{short} in LOG4J */
132 #if defined(HAVE_EXECINFO_H) && defined(HAVE_POPEN) && defined(ADDR2LINE)
137 e.used = backtrace((void**)e.bt,XBT_BACKTRACE_SIZE);
141 xbt_backtrace_current(&e);
144 p += sprintf(p,"%s",e.bt_strings[2]+8);
146 p += sprintf(p,"%.*s",precision, e.bt_strings[2]+8);
150 for (i=2; i<e.used; i++)
152 p += sprintf(p,"%s\n",e.bt_strings[i]+8);
154 p += sprintf(p,"%.*s\n",precision,e.bt_strings[i]+8);
162 p+=sprintf(p,"(no backtrace on this arch)");
166 case 'd': /* date; LOG4J compliant */
168 p += sprintf(p,"%f", gras_os_time());
170 p += sprintf(p,"%.*f", precision, gras_os_time());
174 case 'r': /* application age; LOG4J compliant */
176 p += sprintf(p,"%f", gras_os_time()-begin_of_time);
178 p += sprintf(p,"%.*f", precision, gras_os_time()-begin_of_time);
183 case 'm': /* user-provided message; LOG4J compliant */
185 p += vsprintf(p, msg_fmt, ev->ap);
187 p += vsnprintf(p, precision, msg_fmt, ev->ap);
193 THROW2(arg_error,0,"Unknown %%%c sequence in layout format (%s)",
205 static void xbt_log_layout_format_free(xbt_log_layout_t lay) {
208 xbt_log_layout_t xbt_log_layout_format_new(char *arg) {
209 xbt_log_layout_t res = xbt_new0(s_xbt_log_layout_t,1);
210 res->do_layout = xbt_log_layout_format_doit;
211 res->free_ = xbt_log_layout_format_free;
212 res->data = xbt_strdup((char*)arg);