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ENH: Running with zero arguments now produces usage.

This commit is contained in:
Brad King 2003-04-02 22:44:42 -05:00
parent 5ebcb51fb4
commit 3bba5f587e
1 changed files with 8 additions and 1 deletions
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9
Source/cmDocumentation.cxx
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@ -172,6 +172,13 @@ void cmDocumentation::PrintDocumentation(Type ht, std::ostream& os)
//----------------------------------------------------------------------------
cmDocumentation::Type cmDocumentation::CheckOptions(int argc, char** argv)
{
// Providing zero arguments gives usage information.
if(argc == 1)
{
return cmDocumentation::Usage;
}
// Search for supported help options.
for(int i=1; i < argc; ++i)
{
if((strcmp(argv[i], "-help") == 0) ||
@ -402,9 +409,9 @@ void cmDocumentation::PrintSectionUsage(std::ostream& os,
os << "\n";
this->TextIndent = "";
this->PrintFormatted(os, op->brief);
os << "\n";
}
}
os << "\n";
}
//----------------------------------------------------------------------------