From f1b16bba907a4d37632689d92ad23083feec4891 Mon Sep 17 00:00:00 2001 From: Baruch Siach Date: Fri, 4 Oct 2019 09:51:23 +0300 Subject: [PATCH] filter_seccomp: fix build for no-MMU targets Detect and define NOMMU_SYSTEM correctly to avoid unsupported fork() call on no-MMU Linux systems. Fix strace binary link failure: .../arm-buildroot-uclinux-uclibcgnueabi/bin/ld.real: strace-filter_seccomp.o: in function `check_seccomp_filter': filter_seccomp.c:(.text+0x39a): undefined reference to `fork' collect2: error: ld returned 1 exit status Signed-off-by: Baruch Siach --- Upstream status: https://lists.strace.io/pipermail/strace-devel/2019-October/009159.html filter_seccomp.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/filter_seccomp.c b/filter_seccomp.c index fc582654b7ac..28b46aabe25e 100644 --- a/filter_seccomp.c +++ b/filter_seccomp.c @@ -21,6 +21,11 @@ #include "syscall.h" #include "scno.h" +#if !defined(HAVE_FORK) +# undef NOMMU_SYSTEM +# define NOMMU_SYSTEM 1 +#endif + bool seccomp_filtering; bool seccomp_before_sysentry; -- 2.23.0