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\arguments{
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16 |
\arguments{
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\item{what}{character vector or \code{NULL}, specifying
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17 |
\item{what}{character vector or \code{NULL}, specifying
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| 18 |
required components. \code{NULL} implies that all are required.}
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18 |
required components. \code{NULL} implies that all are required.}
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}
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}
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#ifdef unix
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20 |
#ifdef unix
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\section{Note to OS X users}{
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21 |
\section{Note to macOS users}{
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Capabilities \code{"jpeg"}, \code{"png"} and \code{"tiff"} refer to
|
22 |
Capabilities \code{"jpeg"}, \code{"png"} and \code{"tiff"} refer to
|
| 23 |
the X11-based versions of these devices. If
|
23 |
the X11-based versions of these devices. If
|
| 24 |
\code{capabilities("aqua")} is true, then these devices with
|
24 |
\code{capabilities("aqua")} is true, then these devices with
|
| 25 |
\code{type = "quartz"} will be available, and out-of-the-box will be the
|
25 |
\code{type = "quartz"} will be available, and out-of-the-box will be the
|
| 26 |
default type. Thus for example the \code{\link{tiff}} device will be
|
26 |
default type. Thus for example the \code{\link{tiff}} device will be
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X11-based data editor available? This loads the X11 module if not
|
44 |
X11-based data editor available? This loads the X11 module if not
|
| 45 |
already loaded, and checks that the default display can be
|
45 |
already loaded, and checks that the default display can be
|
| 46 |
contacted unless a \code{X11} device has already been used.}
|
46 |
contacted unless a \code{X11} device has already been used.}
|
| 47 |
|
47 |
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| 48 |
\item{aqua}{is the \code{\link{quartz}} function operational?
|
48 |
\item{aqua}{is the \code{\link{quartz}} function operational?
|
| 49 |
Only on some OS X builds, including \acronym{CRAN} binary
|
49 |
Only on some macOS builds, including \acronym{CRAN} binary
|
| 50 |
distributions of \R.
|
50 |
distributions of \R.
|
| 51 |
|
51 |
|
| 52 |
Note that this is distinct from \code{.Platform$GUI == "AQUA"},
|
52 |
Note that this is distinct from \code{.Platform$GUI == "AQUA"},
|
| 53 |
which is true only when using the Mac \code{R.app} GUI console.}
|
53 |
which is true only when using the Mac \code{R.app} GUI console.}
|
| 54 |
#endif
|
54 |
#endif
|
| 55 |
#ifdef windows
|
55 |
#ifdef windows
|
| 56 |
\item{X11}{always \code{FALSE} on Windows.}
|
56 |
\item{X11}{always \code{FALSE} on Windows.}
|
| 57 |
\item{aqua}{\code{FALSE} except on OS X.}
|
57 |
\item{aqua}{\code{FALSE} except on macOS.}
|
| 58 |
#endif
|
58 |
#endif
|
| 59 |
\item{http/ftp}{does the internal method for \code{\link{url}} and
|
59 |
\item{http/ftp}{does the internal method for \code{\link{url}} and
|
| 60 |
\code{\link{download.file}} support \samp{http://} and \samp{ftp://}
|
60 |
\code{\link{download.file}} support \samp{http://} and \samp{ftp://}
|
| 61 |
URLs? Always \code{TRUE} as from \R 3.3.0.}
|
61 |
URLs? Always \code{TRUE} as from \R 3.3.0.}
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| 62 |
\item{sockets}{are \code{\link{make.socket}} and related functions
|
62 |
\item{sockets}{are \code{\link{make.socket}} and related functions
|
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