+++ /dev/null
-/* file_appender - a dumb log appender which simply prints to a file */
-
-/* Copyright (c) 2007-2019. The SimGrid Team.
- * All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-#include "src/internal_config.h"
-#include "src/xbt/log_private.h"
-#include "xbt/sysdep.h"
-#include <errno.h>
-#include <stdio.h>
-#include <string.h>
-
-static void append_file(xbt_log_appender_t this_, char *str) {
- fputs(str, (FILE *) this_->data);
-}
-
-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_ = &free_;
- if (arg) {
- res->data = (void *) fopen(arg, "w");
- if (res->data == NULL)
- xbt_die("Cannot open file: %s: %s", arg, strerror(errno));
- } else {
- res->data = (void *) stderr;
- }
- return res;
-}
-
-struct xbt_log_append2_file_s {
- FILE* file;
- char* filename;
- int count; //negative for roll
- long int limit;
-};
-typedef struct xbt_log_append2_file_s* xbt_log_append2_file_t;
-
-#define APPEND2_END_TOKEN "\n[End of log]\n"
-#define APPEND2_END_TOKEN_CLEAR "\n "
-
-static void open_append2_file(xbt_log_append2_file_t data){
- if(data->count<0) {
- //Roll
- if (!data->file) {
- data->file= fopen(data->filename, "w");
- if (data->file == NULL)
- xbt_die("Cannot open file: %s: %s", data->filename, strerror(errno));
- } else {
- fputs(APPEND2_END_TOKEN_CLEAR,data->file);
- fseek(data->file,0,SEEK_SET);
- }
- } else{
- //Split
- if(data->file)
- fclose(data->file);
- char newname[512];
- char* pre=xbt_strdup(data->filename);
- char* sep=strchr(pre,'%');
- if(!sep)
- sep=pre+strlen(pre);
- char* post=sep+1;
- *sep='\0';
- snprintf(newname,511,"%s%i%s",pre,data->count,post);
- data->count++;
- data->file= fopen(newname, "w");
- if (data->file == NULL)
- xbt_die("Cannot open file: %s: %s", newname, strerror(errno));
- xbt_free(pre);
- }
-}
-
-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 free_append2_(xbt_log_appender_t this_)
-{
- xbt_log_append2_file_t data = this_->data;
- if (data->file)
- fclose(data->file);
- xbt_free(data->filename);
- xbt_free(data);
-}
-
-
-//syntax is <maxsize>:<filename>
-//If roll is 0, use split files, otherwise, use roll file
-//For split, replace % in the file by the current count
-xbt_log_appender_t xbt_log_appender2_file_new(char *arg,int roll) {
-
- xbt_log_appender_t res = xbt_new0(s_xbt_log_appender_t, 1);
- res->do_append = &append2_file;
- res->free_ = &free_append2_;
- xbt_log_append2_file_t data = xbt_new0(struct xbt_log_append2_file_s, 1);
- xbt_assert(arg);
- char* buf=xbt_strdup(arg);
- char* sep=strchr(buf,':');
- xbt_assert(sep != NULL);
- data->filename=xbt_strdup(sep+1);
- *sep='\0';
- char *endptr;
- data->limit=strtol(buf,&endptr,10);
- xbt_assert(endptr[0]=='\0', "Invalid buffer size: %s", buf);
- xbt_free(buf);
- if(roll)
- data->count=-1;
- else
- data->count=0;
- open_append2_file(data);
- res->data = data;
- return res;
-}
