The Tor Browser: nsprpub/pr/tests/system.c@44a2da4a2ab2

Replace accessor implementation with direct member state manipulation, by
request https://trac.torproject.org/projects/tor/ticket/9701#comment:32

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "prio.h"

     7 #include "prmem.h"

     8 #include "prprf.h"

     9 #include "prsystem.h"

    11 #include "plerror.h"

    13 static char *tag[] =

    14 {

    15     "PR_SI_HOSTNAME",

    16     "PR_SI_SYSNAME",

    17     "PR_SI_RELEASE",

    18     "PR_SI_ARCHITECTURE"

    19 };

    21 static PRSysInfo Incr(PRSysInfo *cmd)

    22 {

    23     PRIntn tmp = (PRIntn)*cmd + 1;

    24     *cmd = (PRSysInfo)tmp;

    25     return (PRSysInfo)tmp;

    26 }  /* Incr */

    28 int main(int argc, char **argv)

    29 {

    30     PRStatus rv;

    31     PRSysInfo cmd;

    32     PRFileDesc *output = PR_GetSpecialFD(PR_StandardOutput);

    34     char *info = (char*)PR_Calloc(SYS_INFO_BUFFER_LENGTH, 1);

    35     for (cmd = PR_SI_HOSTNAME; cmd <= PR_SI_ARCHITECTURE; Incr(&cmd))

    36     {

    37         rv = PR_GetSystemInfo(cmd, info, SYS_INFO_BUFFER_LENGTH);

    38         if (PR_SUCCESS == rv) PR_fprintf(output, "%s: %s\n", tag[cmd], info);

    39         else PL_FPrintError(output, tag[cmd]);

    40     }

    41     PR_DELETE(info);

    43     PR_fprintf(output, "Host page size is %d\n", PR_GetPageSize());

    44     PR_fprintf(output, "Page shift is %d\n", PR_GetPageShift());

    45     PR_fprintf(output, "Memory map alignment is %ld\n", PR_GetMemMapAlignment());

    46     PR_fprintf(output, "Number of processors is: %d\n", PR_GetNumberOfProcessors());

    47     PR_fprintf(output, "Physical memory size is: %llu\n", PR_GetPhysicalMemorySize());

    49     return 0;

    50 }  /* main */

    52 /* system.c */

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