mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-11-14 15:05:56 +00:00
0a65e96ed3
- use a null device to avoid the extra Rplots.pdf file created by Sweave - use directly setwd() instead of in the preamble of the module - add lots of comments. This finally fixes ticket #6623. git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@38359 a592a061-630c-0410-9148-cb99ea01b6c8
42 lines
1.5 KiB
R
42 lines
1.5 KiB
R
# file lyxsweave.R
|
|
# This file is part of LyX, the document processor.
|
|
# Licence details can be found in the file COPYING.
|
|
|
|
# author Jean-Marc Lasgouttes
|
|
|
|
# Full author contact details are available in file CREDITS
|
|
|
|
# Wrapper around Sweave that sets up some things for LyX
|
|
# argument 1 is the absolute name of the input file
|
|
# argument 2 is the absolute name of the output file
|
|
# argument 3 is the iconv name for the encoding of the file
|
|
# argument 4 is the original document directory
|
|
|
|
ls.args <- commandArgs(trailingOnly=TRUE)
|
|
|
|
# check whether Sweave.sty is seen by LaTeX. if it is not, we will
|
|
# pass the option stylepath=TRUE to sweave so that a full path is given
|
|
# to \usepackage.
|
|
ls.sweavesty <- system("kpsewhich Sweave.sty", intern=TRUE, ignore.stderr=TRUE)
|
|
ls.sp <- (length(ls.sweavesty) == 0)
|
|
|
|
# set default encoding for input and output files; ls.enc is used in
|
|
# the sweave module preamble to reset the encoding to what it was.
|
|
ls.enc <- getOption("encoding")
|
|
options(encoding=ls.args[3])
|
|
|
|
# Change current directory to the document directory, so that R can find
|
|
# data files.
|
|
setwd(ls.args[4])
|
|
|
|
# this is passed as a prefix.string to tell where temporary files should go
|
|
ls.pr <- sub("\\.tex$", "", ls.args[2])
|
|
|
|
# Replace the default pdf device by the null device (tip from Yihui Xie)
|
|
# See: http://yihui.name/en/2010/12/a-special-graphics-device-in-r-the-null-device/
|
|
.Call("R_GD_nullDevice", PACKAGE = "grDevices")
|
|
|
|
|
|
# finally run sweave
|
|
Sweave(file=ls.args[1], output=ls.args[2], syntax="SweaveSyntaxNoweb", stylepath=ls.sp, prefix.string=ls.pr)
|