sc::ExEnv(3) MPQC sc::ExEnv(3) NAME sc::ExEnv - The ExEnv class is used to find out about how the program is being run. SYNOPSIS #include <exenv.h> Static Public Member Functions static void init (int &argcref, char **&argvref) Set the argument count and vector. static int initialized () Return nonzero if ExEnv has been initialized. static int & argc () Return an reference to the argument count. static char **& argv () Return an reference to the argument vector. static const char * program_name () Return argv[0] with the path removed. static const char * hostname () Return the host name. static const char * username () Return the user name. static void set_out (std::ostream *o) static std::ostream & outn () Return an ostream that writes from all nodes. static std::ostream & errn () Return an ostream for error messages that writes from all nodes. static std::ostream & out0 () Return an ostream that writes from node 0. static std::ostream & err0 () Return an ostream for error messages that writes from node 0. static size_t memory () The amount of memory on this node. static int nproc () The number of processors on this node. Static Protected Attributes static int initialized_ static int * argc_ static char *** argv_ static char hostname_ [256] static char username_ [9] static size_t mem_ static int nproc_ static std::ostream * out_ static std::ostream * nullstream_ Detailed Description The ExEnv class is used to find out about how the program is being run. Author Generated automatically by Doxygen for MPQC from the source code. Version 2.3.1 Thu Sep 3 2026 sc::ExEnv(3)
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