OFile& OFile::open(const std::string&path) {
plumed_assert(!cloned);
eof=false;
err=false;
fp=NULL;
gzfp=NULL;
this->path=path;
this->path=appendSuffix(path,getSuffix());
if(checkRestart()) {
fp=std::fopen(const_cast<char*>(this->path.c_str()),"a");
mode="a";
if(Tools::extension(this->path)=="gz") {
#ifdef __PLUMED_HAS_ZLIB
gzfp=(void*)gzopen(const_cast<char*>(this->path.c_str()),"a9");
#else
plumed_merror("file " + getPath() + ": trying to use a gz file without zlib being linked");
#endif
}
} else {
backupFile( backstring, this->path );
if(comm)comm->Barrier();
fp=std::fopen(const_cast<char*>(this->path.c_str()),"w");
mode="w";
if(Tools::extension(this->path)=="gz") {
#ifdef __PLUMED_HAS_ZLIB
gzfp=(void*)gzopen(const_cast<char*>(this->path.c_str()),"w9");
#else
plumed_merror("file " + getPath() + ": trying to use a gz file without zlib being linked");
#endif
}
}
if(plumed) plumed->insertFile(*this);
return *this;
}
bool FileBase::FileExist(const std::string& path){
FILE *ff=NULL;
bool do_exist=false;
this->path=appendSuffix(path,getSuffix());
mode="r";
ff=std::fopen(const_cast<char*>(this->path.c_str()),"r");
if(!ff){
this->path=path;
ff=std::fopen(const_cast<char*>(this->path.c_str()),"r");
mode="r";
}
if(ff) {do_exist=true; fclose(ff);}
if(comm) comm->Barrier();
return do_exist;
}
void OFile::backupAllFiles( const std::string& str ) {
if(str=="/dev/null") return;
plumed_assert( backstring!="bck" && !checkRestart());
size_t found=str.find_last_of("/\\");
std::string filename = appendSuffix(str,getSuffix());
std::string directory=filename.substr(0,found+1);
std::string file=filename.substr(found+1);
if( FileExist(filename) ) backupFile("bck", filename);
for(int i=0;; i++) {
std::string num; Tools::convert(i,num);
std::string filestr = directory + backstring + "." + num + "." + file;
if( !FileExist(filestr) ) break;
backupFile( "bck", filestr);
}
}
