Utils/src/popenCPP.h

0001 #ifndef CommonToolsUtils_popenCPP_H
0002 #define CommonToolsUtils_popenCPP_H
0003 #include <memory>
0004 #include <string>
0005 #include <sstream>
0006
0007 namespace reco {
0008   namespace exprEvalDetails {
0009
0010     std::unique_ptr<std::istream> popenCPP(const std::string &cmdline);
0011
0012     inline std::string execSysCommand(const std::string &cmdline) {
0013       std::ostringstream n1;
0014       {
0015         auto s1 = popenCPP(cmdline + " 2>&1");
0016         n1 << s1->rdbuf();
0017       }
0018       return n1.str();
0019     }
0020
0021   }  // namespace exprEvalDetails
0022 }  // namespace reco
0023
0024 #endif  // CommonToolsUtils__popenCPP_H