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amd64: Only build aout.ko when COMPAT_FREEBSD32 is enabled
a.out.ko is useless without COMPAT_FREEBSD32, and since vdso support was added, it requires a header built during depend phase, from the COMPAT option. Reported by: glebius Reviewed by: emaste, markj Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D33311
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@ -50,6 +50,10 @@ MKMODULESENV+= SAN_CFLAGS="${SAN_CFLAGS}"
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MKMODULESENV+= GCOV_CFLAGS="${GCOV_CFLAGS}"
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.endif
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.if !empty(COMPAT_FREEBSD32_ENABLED)
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MKMODULESENV+= COMPAT_FREEBSD32_ENABLED="yes"
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.endif
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# Allow overriding the kernel debug directory, so kernel and user debug may be
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# installed in different directories. Setting it to "" restores the historical
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# behavior of installing debug files in the kernel directory.
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@ -93,6 +93,8 @@ CFLAGS+= -fno-common
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# XXX LOCORE means "don't declare C stuff" not "for locore.s".
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ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS} ${ASM_CFLAGS.${.IMPSRC:T}}
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COMPAT_FREEBSD32_ENABLED!= grep COMPAT_FREEBSD32 opt_global.h || true ; echo
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KASAN_ENABLED!= grep KASAN opt_global.h || true ; echo
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.if !empty(KASAN_ENABLED)
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SAN_CFLAGS+= -DSAN_NEEDS_INTERCEPTORS -DSAN_INTERCEPTOR_PREFIX=kasan \
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@ -623,7 +623,9 @@ _neta= neta
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.if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
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_agp= agp
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.if ${MACHINE_CPUARCH} == "i386" || !empty(COMPAT_FREEBSD32_ENABLED)
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_aout= aout
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.endif
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_bios= bios
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.if ${MK_SOURCELESS_UCODE} != "no"
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_bxe= bxe
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