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Make cpucount more similar to the RosBE-Unix version

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- Show the Usage text, when any unknown parameter has been specified
- Makes the whole code a bit smaller :-D

svn path=/trunk/tools/RosBE-Windows/; revision=514
This commit is contained in:
Colin Finck 2007-11-08 20:20:59 +00:00
parent e2c2066ecf
commit 2b8d933496
1 changed files with 21 additions and 25 deletions
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46
RosBE-Windows/Tools/cpucount.c
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@ -20,34 +20,30 @@ int main(int argc, char* argv[])
fprintf(stderr, "%s: Error too many parameters specified.\n", argv[0]);
return -1;
}
GetSystemInfo(&SystemInformation);
if (argc == 1)
if(argc != 1)
{
printf("%ld\n", SystemInformation.dwNumberOfProcessors);
}
else if ((!strncmp(argv[1], "/?", 2)) ||
(!strncmp(argv[1], "-h", 2)) ||
(!strncmp(argv[1], "--help", 6)))
{
printf("Usage: %s [OPTIONS]\n", argv[0]);
printf("Running cpucount without options returns the number of\n");
printf("processors in the system.\n");
printf("-x1 - Number of processors in the system, plus 1.\n");
printf("-x2 - Number of processors in the system, doubled.\n");
}
else if (!strncmp(argv[1], "-x1", 3))
{
printf("%ld\n", (SystemInformation.dwNumberOfProcessors + 1));
}
else if (!strncmp(argv[1], "-x2", 3))
{
printf("%ld\n", (SystemInformation.dwNumberOfProcessors + SystemInformation.dwNumberOfProcessors));
}
else
{
fprintf(stderr, "%s: Error unknown parameter '%s' specified.\n", argv[0], argv[1]);
return -1;
if(!strncmp(argv[1], "-x1", 3))
{
SystemInformation.dwNumberOfProcessors++;
}
else if(!strncmp(argv[1], "-x2", 3))
{
SystemInformation.dwNumberOfProcessors += SystemInformation.dwNumberOfProcessors;
}
else
{
printf("Usage: %s [OPTIONS]\n", argv[0]);
printf("Running cpucount without options returns the number of\n");
printf("processors in the system.\n");
printf("-x1 - Number of processors in the system, plus 1.\n");
printf("-x2 - Number of processors in the system, doubled.\n");
return 0;
}
}
printf("%u\n", SystemInformation.dwNumberOfProcessors);
return 0;
}