node_t *n;
edge_t *e;
char *filename = NULL, *tmpname = NULL;
- FILE *file;
+ FILE *file, *pipe;
if(!graph_changed || !get_config_string(lookup_config(config_tree, "GraphDumpFile"), &filename))
return;
ifdebug(PROTOCOL) logger(LOG_NOTICE, "Dumping graph");
if(filename[0] == '|') {
- file = popen(filename + 1, "w");
+ file = pipe = popen(filename + 1, "w");
} else {
xasprintf(&tmpname, "%s.new", filename);
file = fopen(tmpname, "w");
fprintf(file, "}\n");
if(filename[0] == '|') {
- pclose(file);
+ pclose(pipe);
} else {
fclose(file);
#ifdef HAVE_MINGW