-/* $Id$ */
+/* $Id: xbt_log_layout_simple.c 6309 2009-05-26 15:29:22Z mquinson $ */
/* layout_simple - a dumb log layout */
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "xbt/sysdep.h"
-#include "xbt/log.h"
-#include "xbt/synchro.h" /* xbt_thread_name */
+#include "xbt/strbuff.h" /* For dynamic version when the static one fails */
+#include "xbt/log_private.h"
+#include "xbt/synchro.h" /* xbt_thread_name */
+
#include "gras/virtu.h"
#include <stdio.h>
+#include "portable.h"
+
+extern const char *xbt_log_priority_names[8];
+extern int xbt_log_no_loc;
+
+static double simple_begin_of_time = -1;
+
+static void xbt_log_layout_simple_dynamic(xbt_log_layout_t l,
+ xbt_log_event_t ev,
+ const char *fmt,
+ xbt_log_appender_t app)
+{
+ xbt_strbuff_t buff = xbt_strbuff_new();
+ char loc_buff[256];
+ char *p;
+
+ /* Put every static information in a static buffer, and copy them in the dyn one */
+ p = loc_buff;
+ p += snprintf(p, 256 - (p - loc_buff), "[");
+
+ if (strlen(xbt_procname()))
+ p += snprintf(p, 256 - (p - loc_buff), "%s:%s:(%d) ",
+ gras_os_myname(), xbt_procname(), (*xbt_getpid) ());
+ p +=
+ snprintf(p, 256 - (p - loc_buff), "%f] ",
+ gras_os_time() - simple_begin_of_time);
+ if (ev->priority != xbt_log_priority_info && xbt_log_no_loc==0)
+ p +=
+ snprintf(p, 256 - (p - loc_buff), "%s:%d: ", ev->fileName,
+ ev->lineNum);
+ p +=
+ snprintf(p, 256 - (p - loc_buff), "[%s/%s] ", ev->cat->name,
+ xbt_log_priority_names[ev->priority]);
+
+ xbt_strbuff_append(buff, loc_buff);
+
+ vasprintf(&p, fmt, ev->ap_copy);
+ xbt_strbuff_append(buff, p);
+ free(p);
+
+ xbt_strbuff_append(buff, "\n");
+
+ app->do_append(app, buff->data);
+ xbt_strbuff_free(buff);
+}
-extern const char *xbt_log_priority_names[7];
-
-
-static char *xbt_log_layout_simple_doit(xbt_log_layout_t l,
- xbt_log_event_t ev,
- const char *fmt) {
- static char res[1024];
- static double begin_of_time = -1;
- char *p;
-
- xbt_assert0(ev->priority>=0,
- "Negative logging priority naturally forbidden");
- xbt_assert1(ev->priority<sizeof(xbt_log_priority_names),
- "Priority %d is greater than the biggest allowed value",
- ev->priority);
-
- if (begin_of_time<0)
- begin_of_time=gras_os_time();
+/* only used after the format using: we suppose that the buffer is big enough to display our data */
+#undef check_overflow
+#define check_overflow \
+ if (p-ev->buffer > XBT_LOG_BUFF_SIZE) { /* buffer overflow */ \
+ xbt_log_layout_simple_dynamic(l,ev,fmt,app); \
+ return; \
+ }
+
+static void xbt_log_layout_simple_doit(xbt_log_layout_t l,
+ xbt_log_event_t ev,
+ const char *fmt,
+ xbt_log_appender_t app)
+{
+ char *p;
+
+ xbt_assert0(ev->priority >= 0,
+ "Negative logging priority naturally forbidden");
+ xbt_assert1(ev->priority < sizeof(xbt_log_priority_names),
+ "Priority %d is greater than the biggest allowed value",
+ ev->priority);
+
+ if (simple_begin_of_time < 0)
+ simple_begin_of_time = gras_os_time();
+
+ p = ev->buffer;
+ p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "[");
+ check_overflow;
- p = res;
- p += sprintf(res,"[");;
/* Display the proc info if available */
- if(strlen(xbt_procname()))
- p += sprintf(p,"%s:%s:(%d) ",
- gras_os_myname(), xbt_procname(),(*xbt_getpid)());
+ if (strlen(xbt_procname())) {
+ p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s:%s:(%d) ",
+ gras_os_myname(), xbt_procname(), (*xbt_getpid) ());
+ check_overflow;
+ }
/* Display the date */
- p += sprintf(p,"%f] ", gras_os_time()-begin_of_time);
-
+ p +=
+ snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%f] ",
+ gras_os_time() - simple_begin_of_time);
+ check_overflow;
- /* Display file position if not INFO*/
- if (ev->priority != xbt_log_priority_info)
- p += sprintf(p, "%s:%d: ", ev->fileName, ev->lineNum);
+ /* Display file position if not INFO */
+ if (ev->priority != xbt_log_priority_info && !xbt_log_no_loc)
+ p +=
+ snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "%s:%d: ",
+ ev->fileName, ev->lineNum);
/* Display category name */
- p += sprintf(p, "[%s/%s] ",
- ev->cat->name, xbt_log_priority_names[ev->priority] );
+ p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "[%s/%s] ",
+ ev->cat->name, xbt_log_priority_names[ev->priority]);
/* Display user-provided message */
- p += vsprintf(p, fmt, ev->ap);
+ p += vsnprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), fmt, ev->ap);
+ check_overflow;
/* End it */
- p += sprintf(p, "\n");
-
- return res;
+ p += snprintf(p, XBT_LOG_BUFF_SIZE - (p - ev->buffer), "\n");
+ check_overflow;
+ app->do_append(app, ev->buffer);
}
-xbt_log_layout_t xbt_log_layout_simple_new(char *arg) {
- xbt_log_layout_t res = xbt_new0(s_xbt_log_layout_t,1);
+xbt_log_layout_t xbt_log_layout_simple_new(char *arg)
+{
+ xbt_log_layout_t res = xbt_new0(s_xbt_log_layout_t, 1);
res->do_layout = xbt_log_layout_simple_doit;
return res;
}