Introduce log appenders

[simgrid.git] / src / xbt / xbt_log_appender_file.c

diff --git a/src/xbt/xbt_log_appender_file.c b/src/xbt/xbt_log_appender_file.c
index 83af8a5..1823d10 100644 (file)
--- a/src/xbt/xbt_log_appender_file.c
+++ b/src/xbt/xbt_log_appender_file.c
@@ -18,16 +18,24 @@
 extern const char *xbt_log_priority_names[7];
 
 
-static void append_file(xbt_log_appender_t this_appender,
-                       char *str) {
-
+static void append_file(xbt_log_appender_t this_appender, char *str) {
   fprintf((FILE*)(this_appender->data), "%s", str);
 }
 
+static void free_ (xbt_log_appender_t this_) {
+       if (this_->data != stderr)
+               fclose(this_->data);
+}
+
+
+
 xbt_log_appender_t xbt_log_appender_file_new(char *arg){
   xbt_log_appender_t res = xbt_new0(s_xbt_log_appender_t,1);
   res->do_append = append_file;
-  res->free_ = NULL;
-  res->data = (void*)stderr;
+  res->free_ = free_;
+  if (arg)
+         res->data = (void*)fopen(arg, "w");
+  else
+         res->data = (void*)stderr;
   return res;
 }