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# shell_quote --- quote an argument for passing to the shell # # Michael Brennan # brennan@madronabluff.com # September 2014 function shell_quote(s, # parameter SINGLE, QSINGLE, i, X, n, ret) # locals { if (s == "") return "\"\"" SINGLE = "\x27" # single quote QSINGLE = "\"\x27\"" n = split(s, X, SINGLE) ret = SINGLE X[1] SINGLE for (i = 2; i <= n; i++) ret = ret QSINGLE SINGLE X[i] SINGLE return ret }