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util.h: use const reference for std::string parameter (#19885)

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This commit is contained in:
Dean Lee
2021-01-24 05:47:09 +08:00
committed by GitHub
parent c9679222ae
commit c688461e11
1 changed files with 2 additions and 2 deletions
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selfdrive/common/util.h
+2 -2
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@@ -34,7 +34,7 @@ int set_core_affinity(int core);
namespace util {
inline bool starts_with(std::string s, std::string prefix) {
inline bool starts_with(const std::string &s, const std::string &prefix) {
return s.compare(0, prefix.size(), prefix) == 0;
}
@@ -74,7 +74,7 @@ inline std::string dir_name(std::string const & path) {
return path.substr(0, pos);
}
inline std::string readlink(std::string path) {
inline std::string readlink(const std::string &path) {
char buff[4096];
ssize_t len = ::readlink(path.c_str(), buff, sizeof(buff)-1);
if (len != -1) {