nixpkgs/pkgs/development/libraries/qt-5/hooks/qtbase-setup-hook.sh
2021-01-25 15:56:15 -06:00

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if [[ -n "${__nix_qtbase-}" ]]; then
# Throw an error if a different version of Qt was already set up.
if [[ "$__nix_qtbase" != "@dev@" ]]; then
echo >&2 "Error: detected mismatched Qt dependencies:"
echo >&2 " @dev@"
echo >&2 " $__nix_qtbase"
exit 1
fi
else # Only set up Qt once.
__nix_qtbase="@dev@"
qtPluginPrefix=@qtPluginPrefix@
qtQmlPrefix=@qtQmlPrefix@
qtDocPrefix=@qtDocPrefix@
. @fix_qt_builtin_paths@
. @fix_qt_module_paths@
# Disable debug symbols if qtbase was built without debugging.
# This stops -dev paths from leaking into other outputs.
if [ -z "@debug@" ]; then
NIX_CFLAGS_COMPILE="${NIX_CFLAGS_COMPILE-}${NIX_CFLAGS_COMPILE:+ }-DQT_NO_DEBUG"
fi
# Integration with CMake:
# Set the CMake build type corresponding to how qtbase was built.
if [ -n "@debug@" ]; then
cmakeBuildType="Debug"
else
cmakeBuildType="Release"
fi
providesQtRuntime() {
[ -d "$1/$qtPluginPrefix" ] || [ -d "$1/$qtQmlPrefix" ]
}
# Build tools are often confused if QMAKE is unset.
QMAKE=@dev@/bin/qmake
export QMAKE
QMAKEPATH=
export QMAKEPATH
QMAKEMODULES=
export QMAKEMODULES
declare -Ag qmakePathSeen=()
qmakePathHook() {
# Skip this path if we have seen it before.
# MUST use 'if' because 'qmakePathSeen[$]' may be unset.
if [ -n "${qmakePathSeen[$1]-}" ]; then return; fi
qmakePathSeen[$1]=1
if [ -d "$1/mkspecs" ]
then
QMAKEMODULES="${QMAKEMODULES}${QMAKEMODULES:+:}/mkspecs"
QMAKEPATH="${QMAKEPATH}${QMAKEPATH:+:}$1"
fi
}
envBuildHostHooks+=(qmakePathHook)
# Propagate any runtime dependency of the building package.
# Each dependency is propagated to the user environment and as a build
# input so that it will be re-propagated to the user environment by any
# package depending on the building package. (This is necessary in case
# the building package does not provide runtime dependencies itself and so
# would not be propagated to the user environment.)
declare -Ag qtEnvHostTargetSeen=()
qtEnvHostTargetHook() {
# Skip this path if we have seen it before.
# MUST use 'if' because 'qmakePathSeen[$]' may be unset.
if [ -n "${qtEnvHostTargetSeen[$1]-}" ]; then return; fi
qtEnvHostTargetSeen[$1]=1
if providesQtRuntime "$1" && [ "z${!outputBin}" != "z${!outputDev}" ]
then
propagatedBuildInputs+=" $1"
fi
}
envHostTargetHooks+=(qtEnvHostTargetHook)
postPatchMkspecs() {
# Prevent this hook from running multiple times
dontPatchMkspecs=1
local bin="${!outputBin}"
local dev="${!outputDev}"
local doc="${!outputDoc}"
local lib="${!outputLib}"
moveToOutput "mkspecs" "$dev"
if [ -d "$dev/mkspecs/modules" ]; then
fixQtModulePaths "$dev/mkspecs/modules"
fi
if [ -d "$dev/mkspecs" ]; then
fixQtBuiltinPaths "$dev/mkspecs" '*.pr?'
fi
}
if [ -z "${dontPatchMkspecs-}" ]; then
postPhases="${postPhases-}${postPhases:+ }postPatchMkspecs"
fi
qtPreHook() {
# Check that wrapQtAppsHook is used, or it is explicitly disabled.
if [[ -z "$__nix_wrapQtAppsHook" && -z "$dontWrapQtApps" ]]; then
echo >&2 "Error: wrapQtAppsHook is not used, and dontWrapQtApps is not set."
exit 1
fi
}
prePhases+=" qtPreHook"
fi