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fileio_utils.cpp
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fileio_utils.cpp
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/*
* =====================================================================================
*
* Filename: fileio_utils.cpp
*
* Description: fileio utility functions
*
* Version: 1.0
* Created: 29/07/14 10:47:57
* Revision: none
* Compiler: gcc
*
* Author: Dejun Lin (DL), [email protected]
* Organization: Department of Biochemistry and Biophysics, Medical Center, University of Rochester
*
* =====================================================================================
*/
#include "fileio_utils.hpp"
#include <regex>
#include <array>
//specialized split for array of string -- NOTE that delims can still be defaulted to the one in the general template
template <>
void split<string>(vector<string>& output, const string& str, string delims) {
char * str_c = new char[str.size()+1];
str_c[str.size()] = '\0';
memcpy(str_c,str.c_str(),str.size());
char * pch = strtok(str_c, delims.c_str());
while(pch !=NULL) {
istringstream iss(pch);
output.push_back(iss.str());
pch = strtok(NULL, delims.c_str());
}
delete[] str_c;
}
array<string, 2> getfnfixes(const string& entry) {
const regex fnamebase(R"(^(.*)[.](.*?)$)");
auto i = sregex_token_iterator(entry.begin(), entry.end(), fnamebase, {1,2});
array<string, 2> ans;
ans[0] = *i++;
ans[1] = *i;
return ans;
}
bool emptystr(const string& input, const string& comments) {
const regex emptyregex(R"(^\s*[)"+comments+R"(]+.*\n*$|^\s*\n*$)");
return regex_match(input, emptyregex);
}