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// source entries must exist as files or directories
// If they start with ~/ then they are under the HOME dir.
// if they start with / then they're absolute
// otherwise they are in the skeleton path(by default g_skelPath)
//
// plain source (e.g., CLASSES) -> g_skelPath + CLASSES
// relative to home (e.g., ~/path/file) -> ${HOME}/path/file
// absolute: /path1/path2 -> /path1/path2
//
string absSource(string source)
{
if (strfind(source, "~/") == 0) // relative to home
source = readlink(source); // readlink solves the ~/
else if (source[0] != '/') // not absolute, then rel. to skelPath
source = g_skelPath + source;
if (!isFileOrDir(source)) // and it must exist (either dir or file)
quit("Can't find source `" + source + "'");
return source; // return the absolute path
}
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