paleolimbot commented on PR #14930:
URL: https://github.com/apache/arrow/pull/14930#issuecomment-1352058901
Huge goose chase; however, I was able to verify with Docker that this change
does in fact fix the printing of error messages in a non-UTF-8 locale:
Before this PR:
```
deweydunnington@Deweys-MacBook-Air-2 arrow-dev-latin1 % docker run --rm -it
arrow-dev-latin1 bash
root@980fe9cafb13:/# R
R version 4.1.2 (2021-11-01) -- "Bird Hippie"
Copyright (C) 2021 The R Foundation for Statistical Computing
Platform: aarch64-unknown-linux-gnu (64-bit)
R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.
R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.
Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.
> localeToCharset()
[1] "ISO8859-1"
> arrow::read_csv_arrow("C:/Doesn'tExistButHasAú")
Error: IOError: Failed to open local file 'C:/Doesn'tExistButHasAú'.
Detail: [errno 2] No such file or directory
```
After this PR:
```
deweydunnington@Deweys-MacBook-Air-2 arrow-dev-latin1 % docker run --rm -it
arrow-dev-latin1 bash
root@78db171f1324:/# R
R version 4.1.2 (2021-11-01) -- "Bird Hippie"
Copyright (C) 2021 The R Foundation for Statistical Computing
Platform: aarch64-unknown-linux-gnu (64-bit)
R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.
R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.
Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.
> arrow::read_csv_arrow("C:/Doesn'tExistButHasAú")
Error: IOError: Failed to open local file 'C:/Doesn'tExistButHasAú'. Detail:
[errno 2] No such file or directory
```
Dockerfile:
```dockerfile
FROM ubuntu:22.04
ARG DEBIAN_FRONTEND=noninteractive
ENV TZ=America/Halifax
RUN apt-get update && apt-get install -y gcc-12 g++-12 valgrind r-base cmake
git libxml2-dev libcurl4-openssl-dev libssl-dev libgit2-dev libfontconfig1-dev
libfreetype6-dev libharfbuzz-dev libfribidi-dev libpng-dev libtiff5-dev
libjpeg-dev
RUN R -e 'install.packages(c("testthat", "pkgbuild", "cpp11", "R6",
"assertthat", "bit64", "bit", "cli", "ellipsis", "glue", "magrittr", "purrr",
"rlang", "blob", "stringr", "tidyselect", "vctrs", "lubridate", "dplyr",
"hms"), repos = "https://cloud.r-project.org";)'
RUN git clone https://github.com/apache/arrow.git /arrow && mkdir
/arrow-build && cd /arrow-build && cmake /arrow/cpp -DARROW_CSV=ON
-DARROW_DATASET=ON -DARROW_FILESYSTEM=ON -DARROW_COMPUTE=ON -DARROW_PARQUET=ON
-DBoost_SOURCE=BUNDLED && cmake --build . && cmake --install . --prefix
/arrow-dist
ENV ARROW_HOME /arrow-dist
ENV LD_LIBRARY_PATH /arrow-dist/lib
# Generate a non-UTF-8 locale and make sure R uses it
RUN apt-get install -y locales && locale-gen en_CA && update-locale en_CA &&
echo 'invisible(Sys.setlocale("LC_ALL", "en_CA"))' > ~/.Rprofile
# Checkout a different fork/commit of the arrow R package. Works as long as
this is
# pretty close to apache/arrow@master but is useful to test the difference
between branches
# without having to rebuild arrow
# for master
# RUN git clone https://github.com/apache/arrow.git /arrow-r && cd /arrow-r
&& git switch master
# for a PR
RUN git clone https://github.com/paleolimbot/arrow.git /arrow-r && cd
/arrow-r && git switch r-path-latin1
RUN cd /arrow-r/r && R CMD INSTALL .
```
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