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src/share/vm/runtime/os.cpp

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 796   while (p < end) {
 797     switch (unitsize) {
 798       case 1: st->print("%02x", *(u1*)p); break;
 799       case 2: st->print("%04x", *(u2*)p); break;
 800       case 4: st->print("%08x", *(u4*)p); break;
 801       case 8: st->print("%016" FORMAT64_MODIFIER "x", *(u8*)p); break;
 802     }
 803     p += unitsize;
 804     cols++;
 805     if (cols >= cols_per_line && p < end) {
 806        cols = 0;
 807        st->cr();
 808        st->print(PTR_FORMAT ":   ", p);
 809     } else {
 810        st->print(" ");
 811     }
 812   }
 813   st->cr();
 814 }
 815 
 816 void os::print_environment_variables(outputStream* st, const char** env_list,
 817                                      char* buffer, int len) {
 818   if (env_list) {
 819     st->print_cr("Environment Variables:");
 820 
 821     for (int i = 0; env_list[i] != NULL; i++) {
 822       if (getenv(env_list[i], buffer, len)) {

 823         st->print("%s", env_list[i]);
 824         st->print("=");
 825         st->print_cr("%s", buffer);
 826       }
 827     }
 828   }
 829 }
 830 
 831 void os::print_cpu_info(outputStream* st) {
 832   // cpu
 833   st->print("CPU:");
 834   st->print("total %d", os::processor_count());
 835   // It's not safe to query number of active processors after crash
 836   // st->print("(active %d)", os::active_processor_count());
 837   st->print(" %s", VM_Version::cpu_features());
 838   st->cr();
 839   pd_print_cpu_info(st);
 840 }
 841 
 842 void os::print_date_and_time(outputStream *st) {
 843   const int secs_per_day  = 86400;
 844   const int secs_per_hour = 3600;
 845   const int secs_per_min  = 60;




 796   while (p < end) {
 797     switch (unitsize) {
 798       case 1: st->print("%02x", *(u1*)p); break;
 799       case 2: st->print("%04x", *(u2*)p); break;
 800       case 4: st->print("%08x", *(u4*)p); break;
 801       case 8: st->print("%016" FORMAT64_MODIFIER "x", *(u8*)p); break;
 802     }
 803     p += unitsize;
 804     cols++;
 805     if (cols >= cols_per_line && p < end) {
 806        cols = 0;
 807        st->cr();
 808        st->print(PTR_FORMAT ":   ", p);
 809     } else {
 810        st->print(" ");
 811     }
 812   }
 813   st->cr();
 814 }
 815 
 816 void os::print_environment_variables(outputStream* st, const char** env_list) {

 817   if (env_list) {
 818     st->print_cr("Environment Variables:");
 819 
 820     for (int i = 0; env_list[i] != NULL; i++) {
 821       char *envvar = ::getenv(env_list[i]);
 822       if (envvar != NULL) {
 823         st->print("%s", env_list[i]);
 824         st->print("=");
 825         st->print_cr("%s", envvar);
 826       }
 827     }
 828   }
 829 }
 830 
 831 void os::print_cpu_info(outputStream* st) {
 832   // cpu
 833   st->print("CPU:");
 834   st->print("total %d", os::processor_count());
 835   // It's not safe to query number of active processors after crash
 836   // st->print("(active %d)", os::active_processor_count());
 837   st->print(" %s", VM_Version::cpu_features());
 838   st->cr();
 839   pd_print_cpu_info(st);
 840 }
 841 
 842 void os::print_date_and_time(outputStream *st) {
 843   const int secs_per_day  = 86400;
 844   const int secs_per_hour = 3600;
 845   const int secs_per_min  = 60;


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