+
+# The Sweave version provided with R >= 0.13.1 has proper handling for
+# encodings and our workaround for previous versions does not work
+# anymore. Therefore, the invocation has to be different.
+if (is.null(formals(Sweave)$encoding)) {
+ # set default encoding for input and output files; .orig.enc is used in
+ # the sweave module preamble to reset the encoding to what it was.
+ .orig.enc <- getOption("encoding")
+ options(encoding=.doc.enc)
+ Sweave(file=.cmdargs[1], output=.cmdargs[2], syntax="SweaveSyntaxNoweb",
+ prefix.string=.prefix.str)
+} else {
+ Sweave(file=.cmdargs[1], output=.cmdargs[2], syntax="SweaveSyntaxNoweb",
+ prefix.string=.prefix.str, encoding=.doc.enc)
+}
+
+# remove absolute path from \includegraphics
+options(encoding=.doc.enc) # encoding may have been changed in the preamble chunk
+ls.doc <- readLines(.cmdargs[2])
+ls.cmd <- paste('\\includegraphics{', dirname(.cmdargs[2]), "/", sep = "")
+ls.idx <- grep(ls.cmd, ls.doc, fixed = TRUE)
+if (length(ls.idx)) {
+ ls.doc[ls.idx] <- sub(ls.cmd, "\\includegraphics{", ls.doc[ls.idx], fixed = TRUE)
+ writeLines(ls.doc, .cmdargs[2])
+}