/* file_appender - a dumb log appender which simply prints to a file */
-/* Copyright (c) 2007-2019. The SimGrid Team.
+/* Copyright (c) 2007-2020. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include <cstdio>
#include <cstring>
-static void append_file(xbt_log_appender_t this_, char *str) {
+static void append_file(const s_xbt_log_appender_t* this_, const char* str)
+{
fputs(str, (FILE *) this_->data);
}
-static void free_(xbt_log_appender_t this_) {
- if (this_->data != stderr)
- fclose(static_cast<FILE*>(this_->data));
+static void free_(const s_xbt_log_appender_t* this_)
+{
+ fclose(static_cast<FILE*>(this_->data));
+}
+
+xbt_log_appender_t xbt_log_appender_stream(FILE* f)
+{
+ xbt_log_appender_t res = xbt_new0(s_xbt_log_appender_t, 1);
+ res->do_append = &append_file;
+ res->free_ = nullptr;
+ res->data = static_cast<void*>(f);
+ return res;
}
xbt_log_appender_t xbt_log_appender_file_new(const char* arg)
{
+ if (arg == nullptr)
+ return xbt_log_appender_stream(stderr);
xbt_log_appender_t res = xbt_new0(s_xbt_log_appender_t, 1);
res->do_append = &append_file;
res->free_ = &free_;
- if (arg) {
- res->data = (void *) fopen(arg, "w");
- if (res->data == nullptr)
- xbt_die("Cannot open file: %s: %s", arg, strerror(errno));
- } else {
- res->data = (void *) stderr;
- }
+ res->data = static_cast<void*>(fopen(arg, "w"));
+ if (res->data == nullptr)
+ xbt_die("Cannot open file: %s: %s", arg, strerror(errno));
return res;
}
}
}
-static void append2_file(xbt_log_appender_t this_, char *str) {
- xbt_log_append2_file_t d=(xbt_log_append2_file_t) this_->data;
- xbt_assert(d->file);
- if(ftell(d->file)>=d->limit) {
- open_append2_file(d);
- }
- fputs(str, d->file);
- if(d->count<0){
- fputs(APPEND2_END_TOKEN,d->file);
- fseek(d->file,-((signed long)strlen(APPEND2_END_TOKEN)),SEEK_CUR);
- }
+static void append2_file(const s_xbt_log_appender_t* this_, const char* str)
+{
+ xbt_log_append2_file_t d = (xbt_log_append2_file_t)this_->data;
+ xbt_assert(d->file);
+ if (ftell(d->file) >= d->limit) {
+ open_append2_file(d);
+ }
+ fputs(str, d->file);
+ if (d->count < 0) {
+ fputs(APPEND2_END_TOKEN, d->file);
+ fseek(d->file, -((signed long)strlen(APPEND2_END_TOKEN)), SEEK_CUR);
+ }
}
-static void free_append2_(xbt_log_appender_t this_)
+static void free_append2_(const s_xbt_log_appender_t* this_)
{
xbt_log_append2_file_t data = static_cast<xbt_log_append2_file_t>(this_->data);
if (data->file)