commit - ced16aa55e52023a094d3d6a2e81fea56f8581ca
commit + d86f6f86d2eef472b90b0af22f14fedaa5d5d1dd
blob - 4b63d49e1e5befeeb826ae9072beb5b17c037060
blob + 70acdc8191b7256df605aae4d6f6ac74fa4f4533
--- Makefile
+++ Makefile
@@ -3,7 +3,7 @@
 
 PREFIX	= /usr/local
 TARGET	= riscv64-unknown-linux-musl
-HOSTOS != uname
+HOSTOS != if test -e 'config.mk.local'; then echo 'local'; else uname; fi
 CROSS	= ./tools/bin/${TARGET}
 CONFIG = config.mk.${HOSTOS}
 
@@ -31,7 +31,7 @@ run: rvemu ${PROGS}
 	cp -f rvemu rootfs/bin
 	cp -f ${PROGS} rootfs/bin
 	cp -f test.txt rootfs/
-	${SUDO} chroot rootfs /bin/rvemu /bin/$T.elf
+	${CHROOT} rootfs /bin/rvemu /bin/$T.elf
 
 distclean: clean
 	(cd tools; ${MAKE} distclean)
blob - b1b92eef4c8ca5b2367f60027a2e806d3c5afd3f
blob + 3638b0aa96da0d0ecade59d2ffcc1ea4c8370468
--- config.mk.FreeBSD
+++ config.mk.FreeBSD
@@ -1,3 +1,4 @@
 SUDO		= sudo
 CFLAGS_OS	= 
 LDFLAGS_OS	= -static
+CHROOT		= chroot -n
blob - fe3046e7f083f5a16ad5a213697b4accf19607bd
blob + 0b125230da6106a01d68309ff67be182912064e8
--- config.mk.OpenBSD
+++ config.mk.OpenBSD
@@ -1,3 +1,4 @@
 SUDO		= doas
 CFLAGS_OS	= -fPIC
 LDFLAGS_OS	= -pie -static
+CHROOT		= ${SUDO} chroot
blob - 5854ca099f96147330e611adc8d81f8150914174
blob + b2820cb92338ed9fca5224d5a138323dc27d6cf7
--- src/rvemu.c
+++ src/rvemu.c
@@ -29,7 +29,7 @@ static void load_segment (int fd, Elf64_Phdr phdr)
 		addr,
 		len,
 		PROT_READ | PROT_WRITE,
-		MAP_PRIVATE | MAP_ANON,
+		MAP_PRIVATE | MAP_ANON | MAP_FIXED,
 		-1,
 		0
 	);
@@ -121,7 +121,7 @@ static void setup_stack (
 		stack_bottom,
 		stack_size,
 		PROT_READ | PROT_WRITE,
-		MAP_PRIVATE | MAP_ANON | MAP_STACK,
+		MAP_PRIVATE | MAP_ANON | MAP_FIXED,
 		-1,
 		0
 	);