#!/bin/sh
# Shell wrapper for R executable.
R_HOME_DIR=
if test -n "${R_HOME}" && \
test "${R_HOME}" != "${R_HOME_DIR}"; then
echo "WARNING: ignoring environment value of R_HOME"
fi
R_HOME="${R_HOME_DIR}"
export R_HOME
R_SHARE_DIR="${R_HOME_DIR}/share"
export R_SHARE_DIR
R_INCLUDE_DIR="${R_HOME_DIR}/include"
export R_INCLUDE_DIR
R_DOC_DIR="${R_HOME_DIR}/doc"
export R_DOC_DIR
# Since this script can be called recursively, we allow R_ARCH to
# be overridden from the environment.
# This script is shared by parallel installs, so nothing in it should
# depend on the sub-architecture except the default here.
: ${R_ARCH=@R_ARCH@}
usage="
Usage: R [options] [< infile] [> outfile]
or: R CMD command [arguments]
Start R, a system for statistical computation and graphics, with the
specified options, or invoke an R tool via the 'R CMD' interface.
Options:
-h, --help Print short help message and exit
--version Print version info and exit
--encoding=ENC Specify encoding to be used for stdin
RHOME Print path to R home directory and exit
--save Do save workspace at the end of the session
--no-save Don't save it
--no-environ Don't read the site and user environment files
--no-site-file Don't read the site-wide Rprofile
--no-init-file Don't read the .Rprofile or ~/.Rprofile files
--restore Do restore previously saved objects at startup
--no-restore-data Don't restore previously saved objects
--no-restore-history Don't restore the R history file
--no-restore Don't restore anything
--vanilla Combine --no-save, --no-restore, --no-site-file,
--no-init-file and --no-environ
--no-readline Don't use readline for command-line editing
--min-vsize=N Set vector heap min to N bytes; '4M' = 4 MegaB
--max-vsize=N Set vector heap max to N bytes;
--min-nsize=N Set min number of cons cells to N
--max-nsize=N Set max number of cons cells to N
--max-ppsize=N Set max size of protect stack to N
-q, --quiet Don't print startup message
--silent Same as --quiet
--slave Make R run as quietly as possible
--verbose Print more information about progress
-d, --debugger=NAME Run R through debugger NAME
--debugger-args=ARGS Pass ARGS as arguments to the debugger
-g, --gui=TYPE Use TYPE as GUI; possible values are 'X11'
(default), 'Tk' and (with package gnomeGUI) 'gnome'
--arch=NAME Specify a sub-architecture
--args Skip the rest of the command line
Commands:
BATCH Run R in batch mode
COMPILE Compile files for use with R
SHLIB Build shared library for dynamic loading
INSTALL Install add-on packages
REMOVE Remove add-on packages
build Build add-on packages
check Check add-on packages
LINK Front-end for creating executable programs
Rprof Post-process R profiling files
Rdconv Convert Rd format to various other formats
Rd2dvi Convert Rd format to DVI/PDF
Rd2txt Convert Rd format to pretty text
Sd2Rd Convert S documentation to Rd format
Stangle Extract S/R code from Sweave documentation
Sweave Process Sweave documentation
config Obtain configuration information about R
Please use 'R CMD command --help' to obtain further information about
the usage of 'command'.
Report bugs to <r-bugs@r-project.org>."
### We also have this in compiled code -> use that one to always be in sync
# version="R REPLACE_BY_VERSION.
# Copyright (C) REPLACE_BY_YEAR R Development Core Team
# R is free software and comes with ABSOLUTELY NO WARRANTY.
# You are welcome to redistribute it under the terms of the GNU
# General Public License. For more information about these matters,
# see http://www.gnu.org/copyleft/gpl.html."
error () {
echo "ERROR: $*" >&2
exit 1
}
### Argument loop
args=
debugger=
debugger_args=
gui=
while test -n "${1}"; do
case ${1} in
RHOME|--print-home)
echo "${R_HOME}"; exit 0 ;;
CMD)
shift;
export R_ARCH
. ${R_HOME}/etc${R_ARCH}/ldpaths
exec sh "${R_HOME}/bin/Rcmd" "${@}" ;;
-g|--gui)
if test -n "`echo ${2} | sed 's/^-.*//'`"; then
gui="${2}"
args="${args} ${1} ${2}"
shift
else
error "option '${1}' requires an argument"
fi
;;
--gui=*)
gui=`echo "${1}" | sed -e 's/[^=]*=//'`
args="${args} ${1}"
;;
-d|--debugger)
if test -n "`echo ${2} | sed 's/^-.*//'`"; then
debugger="${2}"; shift
else
error "option '${1}' requires an argument"
fi
;;
--debugger=*)
debugger=`echo "${1}" | sed -e 's/[^=]*=//'` ;;
--debugger-args=*)
debugger_args=`echo "${1}" | sed -e 's/[^=]*=//'` ;;
-h|--help)
echo "${usage}"; exit 0 ;;
## use the version in compiled code to always be in sync
# --version)
# echo "${version}"; exit 0 ;;
--args)
break ;;
--arch)
if test -n "`echo ${2} | sed 's/^-.*//'`"; then
R_ARCH="/${2}"
shift
else
error "option '${1}' requires an argument"
fi
;;
--arch=*)
r_arch=`echo "${1}" | sed -e 's/[^=]*=//'`
R_ARCH="/${r_arch}"
;;
*)
args="${args} ${1}" ;;
esac
shift
done
. ${R_HOME}/etc${R_ARCH}/ldpaths
R_binary="${R_HOME}/bin/exec${R_ARCH}/R"
export R_ARCH
case "${gui}" in
gnome|GNOME)
R_binary="${R_HOME}/bin/exec${R_ARCH}/Rgnome"
;;
Tk|tk|X11|x11)
;;
"")
;;
*)
error "unknown GUI ${gui}"
esac
## R_HOME may have moved, so check
if test -x "${R_HOME}"; then
:
else
error "R_HOME ('${R_HOME}') not found"
fi
## Startup
if test -z "${debugger}"; then
exec "${R_binary}" @R_BATCHSAVE@ ${args} "${@}"
else
## Ideally, we would like the debugger to start R with additional
## ('inferior') arguments, but not all debuggers can do this. We know
## about valgrind and some versions of GDB , and deal with these.
## Otherwise, to be on the safe side, we disregard non-debugger
## command line args.
args_ok=no
case "`${debugger} --version 2>/dev/null`" in
"GNU gdb"*)
if ${debugger} --help 2>/dev/null | \
grep ' *--args' >/dev/null; then
args_ok=yes
debugger_args="${debugger_args} --args"
fi
;;
valgrind*)
args_ok=yes
;;
esac
if test -n "${args}${*}" && test "${args_ok}" = no; then
args=`expr "${args} ${*}" : " *\(.*\)"`
echo "*** Further command line arguments ('${args}') disregarded"
echo "*** (maybe use 'run ${args}' from *inside* ${debugger})"
echo ""
exec ${debugger} ${debugger_args} "${R_binary}"
else
exec ${debugger} ${debugger_args} "${R_binary}" ${args} "${@}"
fi
fi
### Local Variables: ***
### mode: sh ***
### sh-indentation: 2 ***
### End: ***
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