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ENH: speed up for NOTFOUND

This commit is contained in:
Bill Hoffman 2004-05-21 11:52:07 -04:00
parent d655b65256
commit f49e76899c
1 changed files with 10 additions and 4 deletions
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14
Source/cmSystemTools.cxx
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@ -304,12 +304,18 @@ bool cmSystemTools::IsOn(const char* val)
bool cmSystemTools::IsNOTFOUND(const char* val) bool cmSystemTools::IsNOTFOUND(const char* val)
{ {
cmsys::RegularExpression reg("-NOTFOUND$"); int len = strlen(val);
if(reg.find(val)) const char* notfound = "-NOTFOUND";
const int lenNotFound = 9;
if(len < lenNotFound-1)
{ {
return true; return false;
} }
return std::string("NOTFOUND") == val; if(len == lenNotFound-1)
{
return ( strcmp(val, "NOTFOUND") == 0);
}
return ((strncmp((val + (len - lenNotFound)), notfound, lenNotFound) == 0));
} }