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Redesign new environment variables to use env_var_t instead of wcstring

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Migrate uses of empty() to missing() to distinguish between empty variable and unset variable
This commit is contained in:
Peter Ammon
2012-01-14 02:42:17 -08:00
parent e8b6d48ad0
commit a359f45df2
17 changed files with 132 additions and 159 deletions
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6
expand.cpp
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@@ -278,7 +278,13 @@ wchar_t *expand_escape_variable( const wchar_t *in )
al_destroy( &l );
return (wchar_t *)buff.buff;
}
wcstring expand_escape_variable2( const wcstring &in ) {
wchar_t *tmp = expand_escape_variable(in.c_str());
wcstring result(tmp ? tmp : L"");
free(tmp);
return result;
}
/**