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AC_INIT([Vega], [0.0.1], [ian@osmora.org])
KERN_CFLAGS_X86_64="-fexceptions --std=gnu11 -ffreestanding -fno-stack-protector -fno-pic \\
-Werror=implicit -Werror=implicit-function-declaration \\
-Werror=implicit-int -Werror=int-conversion \\
-Werror=missing-prototypes \\
-Werror=incompatible-pointer-types -Werror=int-to-pointer-cast \\
-Werror=return-type -Wunused -mabi=sysv -mno-80387 -mno-mmx -mno-3dnow \\
-mno-sse -mno-sse2 -mno-red-zone -mcmodel=kernel -pedantic \\
-I sys/include/ -I sys/include/lib/ -D_KERNEL -Wno-pointer-sign -MMD"
QEMU_FLAGS_X86_64="--enable-kvm -monitor stdio \\
-M q35 -m 1G -smp 4 -cpu host \\
-cdrom Vega.iso"
VEGA_BUILDDATE=`export LANG=en_US.UTF-8 ; date`
VEGA_BUILDBRANCH="`basename $PWD`"
# Enable Spectre mitigation option
AC_ARG_ENABLE([spectre-mitigation],
[AS_HELP_STRING([--enable-spectre-mitigation], [Enable Spectre mitigation (IBRS or similar)])],,
[enable_spectre_mitigation=$enableval])
if test "x$enable_spectre_mitigation" = "xyes"; then
AC_SUBST(SPECTRE_MITIGATION, [1])
else
AC_SUBST(SPECTRE_MITIGATION, [0])
fi
AC_SUBST(VEGA_BUILDDATE, [$VEGA_BUILDDATE])
AC_SUBST(VEGA_BUILDBRANCH, [$VEGA_BUILDBRANCH])
AC_SUBST(KERNEL_CFLAGS, [$KERN_CFLAGS_X86_64])
AC_SUBST(QEMU_FLAGS, [$QEMU_FLAGS_X86_64])
AC_SUBST(QEMU, [qemu-system-x86_64])
AC_SUBST(ARCH, [amd64])
AC_CONFIG_FILES([Makefile])
AC_OUTPUT
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