Improved printing of simulation parameters, and fixed some defaults.

[loba.git] / options.cpp

diff --git a/options.cpp b/options.cpp
index 54fd53d19000426dbf487e7491d3675e32b99173..e4d1236ecd51205c4dd87ed536d05e5392f27dc6 100644 (file)
--- a/options.cpp
+++ b/options.cpp
@@ -38,7 +38,7 @@ namespace opt {
     // Application parameters
     cost_func comp_cost("1e9, 0"); // fixme: find better defaults
     cost_func comm_cost("1, 0"); // fixme: find better defaults
     // Application parameters
     cost_func comp_cost("1e9, 0"); // fixme: find better defaults
     cost_func comm_cost("1, 0"); // fixme: find better defaults

-    unsigned maxiter = 4;       // fixme
+    unsigned maxiter = 10;       // fixme: find better defaults

     bool exit_on_close = false;
 
     // Named parameters lists
     bool exit_on_close = false;
 
     // Named parameters lists


@@ -61,20 +61,11 @@ namespace opt {
         NOL_INSERT("ring", "ring topology", deployment_ring);
         NOL_INSERT("star", "star topology, initial load at center",
                    deployment_star);
         NOL_INSERT("ring", "ring topology", deployment_ring);
         NOL_INSERT("star", "star topology, initial load at center",
                    deployment_star);

-        // NOL_INSERT("torus", "torus topology", deployment_torus);
+        NOL_INSERT("torus", "torus topology", deployment_torus);

     }
 
 } // namespace opt
 
     }
 
 } // namespace opt
 

-namespace {
-
-    const char* on_off(bool b)
-    {
-        return b ? "on" : "off";
-    }
-
-}
-

 int opt::parse_args(int* argc, char* argv[])
 {
     int result = 1;
 int opt::parse_args(int* argc, char* argv[])
 {
     int result = 1;


@@ -161,16 +152,44 @@ int opt::parse_args(int* argc, char* argv[])
     return result;
 }
 
     return result;
 }
 

+namespace {
+
+    // some helper functions for opt::print()
+
+    const char* on_off(bool b)
+    {
+        return b ? "on" : "off";
+    }
+
+    template <typename T>
+    const char* val_or_string(const T& val, const char* str, const T& deflt = 0)
+    {
+        static std::string res;
+        if (val != deflt) {
+            std::ostringstream oss;
+            oss << val;
+            res = oss.str();
+        } else {
+            res = str;
+        }
+        return res.c_str();
+    }
+
+} // namespace
+

 void opt::print()
 {
     INFO0(",----[ Simulation parameters ]");
 void opt::print()
 {
     INFO0(",----[ Simulation parameters ]");

-    INFO1("| log rate.....................: %u",     opt::log_rate);
+    INFO1("| log rate.....................: %s",
+          val_or_string(opt::log_rate, "disabled"));

     INFO1("| platform file................: \"%s\"", opt::platform_file.c_str());
     if (opt::auto_depl::enabled) {
         INFO0("| automatic deployment enabled");
         INFO1("| - topology...................: %s", opt::auto_depl::topology.c_str());
     INFO1("| platform file................: \"%s\"", opt::platform_file.c_str());
     if (opt::auto_depl::enabled) {
         INFO0("| automatic deployment enabled");
         INFO1("| - topology...................: %s", opt::auto_depl::topology.c_str());

-        INFO1("| - number of hosts............: %u", opt::auto_depl::nhosts);
-        INFO1("| - initial load...............: %g", opt::auto_depl::load);
+        INFO1("| - number of hosts............: %s",
+              val_or_string(opt::auto_depl::nhosts, "auto"));
+        INFO1("| - initial load...............: %s",
+              val_or_string(opt::auto_depl::load, "auto"));

     } else {
         INFO1("| deployment file..............: \"%s\"", opt::deployment_file.c_str());
     }
     } else {
         INFO1("| deployment file..............: \"%s\"", opt::deployment_file.c_str());
     }


@@ -178,7 +197,8 @@ void opt::print()
     INFO1("| bookkeeping..................: %s",   on_off(opt::bookkeeping));
     INFO1("| computation cost factors.....: [%s]", opt::comp_cost.to_string().c_str());
     INFO1("| communication cost factors...: [%s]", opt::comm_cost.to_string().c_str());
     INFO1("| bookkeeping..................: %s",   on_off(opt::bookkeeping));
     INFO1("| computation cost factors.....: [%s]", opt::comp_cost.to_string().c_str());
     INFO1("| communication cost factors...: [%s]", opt::comm_cost.to_string().c_str());

-    INFO1("| maximum number of iterations.: %u",   opt::maxiter);
+    INFO1("| maximum number of iterations.: %s",
+          val_or_string(opt::maxiter, "infinity"));

     INFO1("| exit on close................: %s",   on_off(opt::exit_on_close));
     INFO0("`----");
 }
     INFO1("| exit on close................: %s",   on_off(opt::exit_on_close));
     INFO0("`----");
 }


@@ -204,7 +224,7 @@ void opt::usage()
 
     std::clog << "\nGlobal options\n";
     std::clog << o("-h")
 
     std::clog << "\nGlobal options\n";
     std::clog << o("-h")

-              << "print help and exit (use -hh for extended help)\n";
+              << "print help and exit (use -hh or -hhh for extended help)\n";

     if (opt::help_requested < 1)
         return;
 
     if (opt::help_requested < 1)
         return;
 


@@ -248,6 +268,20 @@ void opt::usage()
               << "maximum number of iterations, 0 for infinity"
               << " (" << opt::maxiter << ")\n";
 
               << "maximum number of iterations, 0 for infinity"
               << " (" << opt::maxiter << ")\n";
 

+    if (opt::help_requested < 3)
+        return;
+
+    std::clog << "\nLogging support\n"
+              << "    See SimGrid documentation on:\n"
+              << "        http://simgrid.gforge.inria.fr/doc/group__XBT__log.html#log_user\n"
+              << "    Existing categories are:\n"
+              << "        simu : root of following categories\n"
+              << "        main : messages from global infrastructure\n"
+              << "        depl : messages from auto deployment (inherited from main)\n"
+              << "        comm : messages from asynchronous pipes\n"
+              << "        proc : messages from base process class\n"
+              << "        loba : messages from load-balancer\n";
+

 #undef so_list
 #undef so
 #undef o
 #undef so_list
 #undef so
 #undef o