JString
JPrepArgForExec
(
const JCharacter* arg
)
{
JString str = arg;
JBoolean quote = kJFalse;
const JSize length = str.GetLength();
for (JIndex i=length; i>=1; i--)
{
const JCharacter c = str.GetCharacter(i);
if (c == '"' || c == '\'' || c == '\\' || c == ';')
{
str.InsertSubstring("\\", i);
}
else if (isspace(c))
{
quote = kJTrue;
}
}
if (quote)
{
str.PrependCharacter('"');
str.AppendCharacter('"');
}
return str;
}
void
JDirInfo::AppendRegex
(
const JCharacter* origStr,
JString* regexStr
)
{
JIndex i;
JString str = origStr;
// Convert wildcard multiples (*) to regex multiples (.*)
// and wildcard singles (?) to regex singles (.)
for (i = str.GetLength(); i>=1; i--)
{
const JCharacter c = str.GetCharacter(i);
if (c == '*')
{
str.InsertSubstring(".", i);
}
else if (c == '?')
{
str.SetCharacter(i, '.');
}
else if (JRegex::NeedsBackslashToBeLiteral(c))
{
str.InsertSubstring("\\", i);
}
}
// Add instructions that it must match the entire file name.
str.PrependCharacter('^');
str.AppendCharacter('$');
// append to regexStr
if (!regexStr->IsEmpty())
{
regexStr->AppendCharacter('|');
}
*regexStr += str;
}