/usr/bin/R is in r-base-core 2.14.1-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 | #!/bin/bash
# Shell wrapper for R executable.
R_HOME_DIR=/usr/lib/R
if test "${R_HOME_DIR}" = "/usr/lib/R"; then
case "linux-gnu" in
linux*)
run_arch=`uname -m`
case "$run_arch" in
x86_64|mips64|ppc64|powerpc64|sparc64|s390x)
libnn=lib64
libnn_fallback=lib
;;
*)
libnn=lib
libnn_fallback=lib64
;;
esac
if [ -x "/usr/${libnn}/R/bin/exec/R" ]; then
R_HOME_DIR="/usr/${libnn}/R"
elif [ -x "/usr/${libnn_fallback}/R/bin/exec/R" ]; then
R_HOME_DIR="/usr/${libnn_fallback}/R"
## else -- leave alone (might be a sub-arch)
fi
;;
esac
fi
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=/usr/share/R/share
export R_SHARE_DIR
R_INCLUDE_DIR=/usr/share/R/include
export R_INCLUDE_DIR
R_DOC_DIR=/usr/share/R/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=}
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
--encoding ENC
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 user R profile
--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
--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
--interactive Force an interactive session
--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 TYPE, --gui=TYPE Use TYPE as GUI; possible values are 'X11' (default)
and 'Tk'.
--arch=NAME Specify a sub-architecture
--args Skip the rest of the command line
-f FILE, --file=FILE Take input from 'FILE'
-e EXPR Execute 'EXPR' and exit
FILE may contain spaces but not shell metacharacers.
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
Rd2pdf Convert Rd format to PDF
Rd2txt Convert Rd format to pretty text
Stangle Extract S/R code from Sweave documentation
Sweave Process Sweave documentation
Rdiff Diff R output ignoring headers etc
config Obtain configuration information about R
javareconf Update the Java configuration variables
rtags Create Emacs-style tag files from C, R, and Rd files
Please use 'R CMD command --help' to obtain further information about
the usage of 'command'.
Options --arch, --no-environ, --no-init-file, --no-site-file and --vanilla
can be placed between R and CMD, to apply to R processes run by 'command'
Report bugs to <r-bugs@r-project.org>."
## some systems have a more portable sed, e.g. /usr/xpg4/bin/sed on Solaris,
## so make sure that is used.
SED=/bin/sed
export SED
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 ;;
--args)
break ;;
--arch)
if test -n "`echo ${2} | ${SED} 's/^-.*//'`"; then
R_ARCH="/${2}"
shift
else
error "option '${1}' requires an argument"
fi
## check sub-architecture here for a better error message
if ! test -d ${R_HOME}/etc${R_ARCH}; then
error "sub-architecture '${1}' is not installed"
fi
;;
--arch=*)
r_arch=`echo "${1}" | ${SED} -e 's/[^=]*=//'`
R_ARCH="/${r_arch}"
## check sub-architecture here for a better error message
if ! test -d ${R_HOME}/etc${R_ARCH}; then
error "sub-architecture '${r_arch}' is not installed"
fi
;;
-e)
if test -n "`echo ${2} | ${SED} 's/^-.*//'`"; then
a=`echo "${2}" | ${SED} -e 's/ /~+~/g'`; shift
else
error "option '${1}' requires an argument"
fi
args="${args} -e $a"
;;
-f)
if test -n "`echo ${2} | ${SED} 's/^-.*//'`"; then
a=`echo "${2}" | ${SED} -e 's/ /~+~/g'`; shift
else
error "option '${1}' requires an argument"
fi
args="${args} -f $a"
;;
--file=*)
a=`echo "${1}" | ${SED} -e 's/[^=]*=//' | ${SED} -e 's/ /~+~/g'`
args="${args} --file=$a"
;;
--no-environ)
export R_ENVIRON=''
export R_ENVIRON_USER=''
args="${args} ${1}"
;;
--no-site-file)
export R_PROFILE=''
args="${args} ${1}"
;;
--no-init-file)
export R_PROFILE_USER=''
args="${args} ${1}"
;;
--vanilla)
export R_ENVIRON=''
export R_ENVIRON_USER=''
export R_PROFILE=''
export R_PROFILE_USER=''
args="${args} ${1}"
;;
*)
args="${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
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}" ${args} "${@}"
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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