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Build: Sprinkle some portability, fix on OpenBSD

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realpath(1) is specific to coreutils and its behavior can be had
with readlink -f

Create the Toolchain Build directory if it doesn't exist before
calling readlink, since realpath(3) on at least OpenBSD will error
on a non-existent path
This commit is contained in:
joshua stein 2020-12-28 17:36:15 -06:00 committed by Andreas Kling
parent 4021264201
commit 0d215b5548
Notes: sideshowbarker 2024-07-18 22:20:41 +09:00 
Author: https://github.com/jcs
Commit: https://github.com/SerenityOS/serenity/commit/0d215b55487
Pull-request: https://github.com/SerenityOS/serenity/pull/5337
4 changed files with 15 additions and 6 deletions
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5
Meta/build-image-qemu.sh
View File

@ -19,7 +19,8 @@ if [ "$(uname -s)" = "Darwin" ]; then
fi
disk_usage() {
du -sm "$1" | cut -f1
# shellcheck disable=SC2003
expr "$(du -sk "$1" | cut -f1)" / 1024
}
DISK_SIZE=$(($(disk_usage "$SERENITY_ROOT/Base") + $(disk_usage Root) + 100))
@ -33,7 +34,7 @@ printf "creating new filesystem... "
if [ "$(uname -s)" = "OpenBSD" ]; then
VND=$(vnconfig _disk_image)
(echo "e 0"; echo 83; echo n; echo 0; echo "*"; echo "quit") | fdisk -e "$VND"
mkfs.ext2 -I 128 -F "/dev/${VND}i" || die "could not create filesystem"
newfs_ext2fs -D 128 "/dev/r${VND}i" || die "could not create filesystem"
elif [ "$(uname -s)" = "FreeBSD" ]; then
MD=$(mdconfig _disk_image)
mke2fs -q -I 128 _disk_image || die "could not create filesystem"

2
Meta/build-root-filesystem.sh
View File

@ -85,7 +85,7 @@ mkdir -p mnt/dev
echo "done"
printf "writing version file... "
GIT_HASH=$( (git log --pretty=format:'%h' -n 1 | head -c 7) || true )
GIT_HASH=$( (git log --pretty=format:'%h' -n 1 | cut -c1-7) || true )
printf "[Version]\nMajor=1\nMinor=0\nGit=%s\n" "$GIT_HASH" > mnt/res/version.ini
echo "done"

2
Meta/write-only-on-difference.sh
View File

@ -22,7 +22,7 @@ trap cleanup 0 1 2 3 6
"$@" > "${DST_FILE}.tmp"
# If we get here, the command was successful, and we can overwrite the destination.
if ! cmp --quiet -- "${DST_FILE}.tmp" "${DST_FILE}"; then
if ! cmp -s -- "${DST_FILE}.tmp" "${DST_FILE}"; then
# File changed, need to overwrite:
mv -f -- "${DST_FILE}.tmp" "${DST_FILE}"
fi

12
Toolchain/BuildIt.sh
View File

@ -12,12 +12,13 @@ echo "$DIR"
ARCH=${ARCH:-"i686"}
TARGET="$ARCH-pc-serenity"
PREFIX="$DIR/Local/$ARCH"
BUILD=$(realpath "$DIR/../Build")
BUILD="$DIR/../Build"
SYSROOT="$BUILD/Root"
MAKE="make"
MD5SUM="md5sum"
NPROC="nproc"
REALPATH="realpath"
if command -v ginstall &>/dev/null; then
INSTALL=ginstall
@ -29,6 +30,7 @@ if [ "$(uname -s)" = "OpenBSD" ]; then
MAKE=gmake
MD5SUM="md5 -q"
NPROC="sysctl -n hw.ncpuonline"
REALPATH="readlink -f"
export CC=egcc
export CXX=eg++
export with_gmp=/usr/local
@ -41,6 +43,12 @@ elif [ "$(uname -s)" = "FreeBSD" ]; then
export with_mpfr=/usr/local
fi
# On at least OpenBSD, the path must exist to call realpath(3) on it
if [ ! -d "$BUILD" ]; then
mkdir -p "$BUILD"
fi
BUILD=$($REALPATH "$BUILD")
git_patch=
while [ "$1" != "" ]; do
case $1 in
@ -236,7 +244,7 @@ pushd "$DIR/Build/$ARCH"
mkdir -p "$BUILD"
pushd "$BUILD"
mkdir -p Root/usr/include/
SRC_ROOT=$(realpath "$DIR"/..)
SRC_ROOT=$($REALPATH "$DIR"/..)
FILES=$(find "$SRC_ROOT"/Userland/Libraries/LibC "$SRC_ROOT"/Userland/Libraries/LibM -name '*.h' -print)
for header in $FILES; do
target=$(echo "$header" | sed -e "s@$SRC_ROOT/Userland/Libraries/LibC@@" -e "s@$SRC_ROOT/Userland/Libraries/LibM@@")