From 7ba4a4d328a1341e49773c66eda9baa19c503b96 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Sat, 18 Jan 2020 15:06:14 +0100 Subject: [PATCH] configure: Do not build libfdt if not required MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We only require libfdt for system emulation, in a small set of architecture: 4077 # fdt support is mandatory for at least some target architectures, 4078 # so insist on it if we're building those system emulators. 4079 fdt_required=no 4080 for target in $target_list; do 4081 case $target in 4082 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu) 4083 fdt_required=yes Do not build libfdt if we did not manually specified --enable-fdt, or have one of the platforms that require it in our target list. Reviewed-by: Thomas Huth Reviewed-by: Alistair Francis Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Alex Bennée Message-Id: <20200118140619.26333-2-philmd@redhat.com> Signed-off-by: Paolo Bonzini --- configure | 2 ++ 1 file changed, 2 insertions(+) diff --git a/configure b/configure index 557e4382ea..c67a7e73db 100755 --- a/configure +++ b/configure @@ -4095,6 +4095,8 @@ if test "$fdt_required" = "yes"; then "targets which need it (by specifying a cut down --target-list)." fi fdt=yes +elif test "$fdt" != "yes" ; then + fdt=no fi if test "$fdt" != "no" ; then