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}
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}
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\author{Martin Maechler, Unix/sed based version, 1991; current: 2004}
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\author{Martin Maechler, Unix/sed based version, 1991; current: 2004}
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\seealso{
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\seealso{
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  \code{\link{regexp}} about regular expression,
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  \code{\link{regexp}} about regular expression,
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  \code{\link{sub}}, etc about substitutions using regexps.
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  \code{\link{sub}}, etc about substitutions using regexps.
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  \code{\link{Sys.glob}} does wildcard expansio, i.e., \dQuote{globbing} on
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  \code{\link{Sys.glob}} does wildcard expansion, i.e., \dQuote{globbing} on
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  file paths more subtly, e.g., allowing to escape special characters.
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  file paths more subtly, e.g., allowing to escape special characters.
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}
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}
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\examples{
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\examples{
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stopifnot(glob2rx("abc.*") == "^abc\\\\.",% '\\' doubled in Rd file!
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stopifnot(glob2rx("abc.*") == "^abc\\\\.",% '\\' doubled in Rd file!
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          glob2rx("a?b.*") == "^a.b\\\\.",
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          glob2rx("a?b.*") == "^a.b\\\\.",