macx-xcode: return()

darwin: load(sdk)

ccache_prefix = ccache

precompile_header {
    CCACHE_SLOPPINESS += pch_defines time_macros

    ccache_prefix = \
        CCACHE_SLOPPINESS=\"$$join(CCACHE_SLOPPINESS, ',')\$${CCACHE_SLOPPINESS+,\$$CCACHE_SLOPPINESS}\" \
        # Make sure we build sources directly, not from their preprocessed version,
        # otherwise precompiled headers will not be used during cache misses.
        CCACHE_CPP2=true \
        $$ccache_prefix
}

for(tool, $$list(QMAKE_CC QMAKE_CXX QMAKE_LINK QMAKE_LINK_SHLIB QMAKE_LINK_C)): \
    $$tool = $$ccache_prefix $$eval($$tool)