Use std::srand

libid/ant.cpp

@@ -537,7 +537,7 @@ int ant()
         g_random_seed = (int)g_params[5];
     }
 
-    srand(g_random_seed);
+    std::srand(g_random_seed);
     if (!g_random_seed_flag)
     {
         ++g_random_seed;

libid/cellular.cpp

@@ -200,7 +200,7 @@ int cellular()
         }
     }
 
-    srand(g_random_seed);
+    std::srand(g_random_seed);
     if (!g_random_seed_flag)
     {
         ++g_random_seed;

libid/evolve.cpp

@@ -938,7 +938,7 @@ static void set_random(int ecount)
     // Call this routine to set the random # to the proper value
     // if it may have changed, before fiddleparms() is called.
     // Now called by fiddleparms().
-    srand(g_evolve_this_generation_random_seed);
+    std::srand(g_evolve_this_generation_random_seed);
     for (int index = 0; index < ecount; index++)
     {
         for (int i = 0; i < NUM_GENES; i++)

libid/id_main.cpp

@@ -186,7 +186,7 @@ static void main_restart(int const argc, char const *const argv[], bool &stacked
     g_evolve_max_random_mutation = 1;
     g_evolve_mutation_reduction_factor = 1.0;
     g_evolve_this_generation_random_seed = (unsigned int)std::clock();
-    srand(g_evolve_this_generation_random_seed);
+    std::srand(g_evolve_this_generation_random_seed);
     initgene(); /*initialise pointers to lots of variables for the evolution engine*/
     g_start_show_orbit = false;
     g_show_dot = -1; // turn off show_dot if entered with <g> command

libid/intro.cpp

@@ -69,7 +69,7 @@ void intro()
     driver_set_attr(23, 0, C_TITLE_LOW, 160);
 
     driver_set_attr(toprow, 0, C_CONTRIB, (21-END_MAIN_AUTHOR)*80);
-    srand((unsigned int)std::clock());
+    std::srand((unsigned int)std::clock());
     j = std::rand()%(j-(botrow-toprow)); // first to use
     i = j+botrow-toprow; // last to use
     char oldchar = credits[authors.at(i + 1)];

libid/lorenz.cpp

@@ -2452,7 +2452,7 @@ static int ifs3dfloat()
 
     // setup affine screen coord conversion
     setup_convert_to_screen(&inf.cvt);
-    srand(1);
+    std::srand(1);
     color_method = (int)g_params[0];
     if (driver_diskp())                  // this would KILL a disk drive!
     {
@@ -2603,7 +2603,7 @@ static int ifs2d()
     // setup affine screen coord conversion
     l_setup_convert_to_screen(&cvt);
 
-    srand(1);
+    std::srand(1);
     color_method = (int)g_params[0];
     bool resized = false;
     try
@@ -2721,7 +2721,7 @@ static int ifs3dlong()
     long tempr;
     long3dvtinf inf;
 
-    srand(1);
+    std::srand(1);
     color_method = (int)g_params[0];
     try
     {

libid/miscfrac.cpp

@@ -532,7 +532,7 @@ int plasma()
         }
             s_get_pix = s_get_color;
     }
-    srand(g_random_seed);
+    std::srand(g_random_seed);
     if (!g_random_seed_flag)
     {
         ++g_random_seed;
@@ -728,7 +728,7 @@ int diffusion()
         border = 10;
     }
 
-    srand(g_random_seed);
+    std::srand(g_random_seed);
     if (!g_random_seed_flag)
     {
         ++g_random_seed;

libid/parser.cpp

@@ -745,7 +745,7 @@ static void set_random()
     }
 
     const unsigned int seed = (unsigned) s_rand_num ^ (unsigned) (s_rand_num >> 16);
-    srand(seed);
+    std::srand(seed);
     s_set_random = true;
 
     // Clear out the seed
@@ -760,7 +760,7 @@ static void random_seed()
 
     // Use the current time to randomize the random number sequence.
     std::time(&ltime);
-    srand((unsigned int)ltime);
+    std::srand((unsigned int)ltime);
 
     new_random_num();
     new_random_num();

libid/rotate.cpp

@@ -98,7 +98,7 @@ void rotate(int direction)      // rotate-the-palette routine
     changecolor = -1;                    // no color (rgb) to change
     changedirection = 0;                 // no color direction to change
     incr = 999;                          // ready to randomize
-    srand((unsigned)std::time(nullptr));         // randomize things
+    std::srand((unsigned)std::time(nullptr));         // randomize things
 
     if (direction == 0)
     {

libid/stereo.cpp

@@ -263,7 +263,7 @@ bool do_AutoStereo()
 
     // Use the current time to randomize the random number sequence.
     std::time(&ltime);
-    srand((unsigned int)ltime);
+    std::srand((unsigned int)ltime);
 
     ValueSaver saved_help_mode{g_help_mode, help_labels::HELP_RDS_KEYS};
     driver_save_graphics();                      // save graphics image