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# SPDX-FileCopyrightText: 2021 René de Hesselle <dehesselle@web.de>
#
# SPDX-License-Identifier: GPL-2.0-or-later
### description ################################################################
# System and version checks.
### shellcheck #################################################################
# shellcheck shell=bash # no shebang as this file is intended to be sourced
# shellcheck disable=SC2034 # we only use exports if we really need them
### dependencies ###############################################################
# Nothing here.
### variables ##################################################################
SYS_ARCH=$(uname -m | tr '[:lower:]' '[:upper:]')
if [ "$SYS_USRLOCAL_IGNORE" != "true" ]; then
SYS_USRLOCAL_IGNORE=false
fi
SYS_MACOS_VER=$(sw_vers -productVersion)
# descending order on purpose: most recent platform first
# shellcheck disable=2206 # we need expansion for the array to work
SYS_MACOS_VER_RECOMMENDED=(${SYS_MACOS_VER_RECOMMENDED:-
12.6.1
12.6
11.7
})
SYS_SDK_VER="$(/usr/libexec/PlistBuddy -c \
"Print :DefaultProperties:MACOSX_DEPLOYMENT_TARGET" \
"$SDKROOT"/SDKSettings.plist)"
SYS_SDK_VER_RECOMMENDED_X86_64=${SYS_SDK_VER_RECOMMENDED_X86_64:-10.13}
SYS_SDK_VER_RECOMMENDED_ARM64=${SYS_SDK_VER_RECOMMENDED_ARM64:-11.3}
SYS_SDK_VER_RECOMMENDED=$(eval echo \$SYS_SDK_VER_RECOMMENDED_"$SYS_ARCH")
### functions ##################################################################
function sys_create_log
{
# Create jhb.log file.
mkdir -p "$VAR_DIR"/log
for var in SYS_MACOS_VER SYS_SDK_VER VERSION VER_DIR WRK_DIR; do
echo "$var = $(eval echo \$$var)" >> "$VAR_DIR"/log/jhb.log
done
}
function sys_macos_is_recommended
{
for version in "${SYS_MACOS_VER_RECOMMENDED[@]}"; do
if [ "$version" = "$SYS_MACOS_VER" ]; then
return 0
fi
done
echo_w "using macOS $SYS_MACOS_VER (recommended: \
${SYS_MACOS_VER_RECOMMENDED[0]})"
return 1
}
function sys_sdk_is_recommended
{
if [ "$SYS_SDK_VER_RECOMMENDED" = "$SYS_SDK_VER" ]; then
return 0
fi
echo_w "using SDK $SYS_SDK_VER (recommended: $SYS_SDK_VER_RECOMMENDED)"
return 1
}
function sys_usrlocal_is_clean
{
local count=0
# Based on GitHub CI experience, it appears to be enough to make sure
# the following folders do not contain files.
for dir in include lib share; do
count=$(( count + \
$(find /usr/local/$dir -type f 2>/dev/null | wc -l | awk '{ print $1 }')\
))
done
if [ "$count" -ne 0 ]; then
if $SYS_USRLOCAL_IGNORE; then
echo_w "Found files in '/usr/local/[include|lib|share]'."
else
echo_e "Found files in '/usr/local/[include|lib|share]'!"
echo_e "This is known to cause trouble, but you can downgrade this error"
echo_e "to a warning at your own risk:"
echo_e " "
echo_e " export SYS_USRLOCAL_IGNORE=true"
return 1
fi
fi
return 0
}
function sys_wrkdir_is_usable
{
if mkdir -p "$WRK_DIR" 2>/dev/null &&
[ -w "$WRK_DIR" ] ; then
return 0 # WRK_DIR has been created or was already there and is writable
else
echo_e "WRK_DIR not usable: $WRK_DIR"
return 1
fi
}
### main #######################################################################
# Nothing here.
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