optimize utils::strmatch() by using const string reference

2020-07-30 23:42:03 -04:00
parent 814e2e9aaf
commit 8cb63194aa
2 changed files with 3 additions and 3 deletions
--- a/src/utils.cpp
+++ b/src/utils.cpp
@ -82,7 +82,7 @@ using namespace LAMMPS_NS;
 *  even with char * type variables.
 *  Example: utils::strmatch(text, std::string("^") + charptr)
 */
-bool utils::strmatch(std::string text, std::string pattern)
+bool utils::strmatch(const std::string &text, const std::string &pattern)
 {
  const int pos = re_match(text.c_str(),pattern.c_str());
  return (pos >= 0);