Docker: set LANG=C.UTF-8

This prevents warning spam from Qt 6's rcc tool.

Author: slipher

Dockerfile

@@ -1,5 +1,9 @@
 # See Dockerfile.win for an explanation of some aspects of this file.
 FROM docker.io/debian:bullseye-slim
+
+# Prevents warning spam from Qt 6's rcc
+ENV LANG=C.UTF-8
+
 # OpenSSL build requires perl
 # Qt tarball requires xz-utils
 # Qt build requires libgl1-mesa-dev, libxkbcommon-dev, python, zlib1g-dev
@@ -38,7 +42,7 @@ RUN curl -LO http://github.com/openssl/openssl/releases/download/openssl-3.6.0/o
     sha256sum --check sha256sums-openssl.txt
 RUN tar -xzf openssl-3.6.0.tar.gz
 WORKDIR /build-ssl/openssl-3.6.0
-RUN ./config --prefix=/openssl --openssldir=/dev/null no-shared no-apps no-autoload-config no-capieng no-dso no-dynamic-engine no-engine no-loadereng no-module
+RUN ./config --prefix=/openssl --openssldir=/dev/null no-shared no-apps no-autoload-config no-capieng no-dso no-dynamic-engine no-engine no-loadereng no-module -Os
 RUN make -j`nproc` && make install_sw && rm -rf /build-ssl
 
 ############
@@ -62,7 +66,8 @@ COPY aria2 /updater/aria2
 COPY .git/modules/aria2 /updater/.git/modules/aria2
 COPY build-aria.sh /updater/
 WORKDIR /updater/aria2
-RUN OPENSSL_LIBS='-L/openssl/lib64 -lssl -lcrypto -lpthread -ldl' OPENSSL_CFLAGS='-I /openssl/include' ../build-aria.sh --with-openssl
+RUN OPENSSL_LIBS='-L/openssl/lib64 -lssl -lcrypto -lpthread -ldl' OPENSSL_CFLAGS='-I /openssl/include' \
+    CFLAGS=-Os CXXFLAGS=-Os ../build-aria.sh --with-openssl
 
 #################
 # Build updater #

Dockerfile.win

@@ -11,6 +11,10 @@
 # is stored in the updater/.git/modules directory.
 
 FROM docker.io/debian:bullseye-slim
+
+# Prevents warning spam from Qt 6's rcc
+ENV LANG=C.UTF-8
+
 RUN apt-get update && apt-get install -y \
     autoconf \
     autopoint \
@@ -52,7 +56,7 @@ COPY .git/modules/aria2 /updater/.git/modules/aria2
 COPY build-aria.sh /updater/
 WORKDIR /updater/aria2
 RUN git clean -dXff
-RUN ../build-aria.sh ARIA2_STATIC=yes --host i686-w64-mingw32
+RUN CFLAGS=-Os CXXFLAGS=-Os ../build-aria.sh ARIA2_STATIC=yes --host i686-w64-mingw32
 
 #################
 # Build updater #

README.md

@@ -75,7 +75,7 @@ brew install autoconf automake libtool pkg-config gettext
 cd aria2
 # If building on M1, target x86 by running in Rosetta: arch -x86_64 ../build-aria.sh
 # (the --target option to configure doesn't seem to have any effect)
-../build-aria.sh
+CFLAGS=-Os CXXFLAGS=-Os ../build-aria.sh
 cd ..
 ```