While running configure for GNU Sed, on the dup2 check, the following assert is tripped.
posix: Ignoring unexpected value 16 of global signal flag
In function ~SignalGuard, file ../../../src/mlibc/sysdeps/managarm/generic/entry.cpp:74
__ensure(result == 1) failed
The check that configure is executing is pasted below
int
main (void)
{
int result = 0;
int bad_fd = INT_MAX;
struct rlimit rlim;
if (getrlimit (RLIMIT_NOFILE, &rlim) == 0
&& 0 <= rlim.rlim_cur && rlim.rlim_cur <= INT_MAX
&& rlim.rlim_cur != RLIM_INFINITY
&& rlim.rlim_cur != RLIM_SAVED_MAX
&& rlim.rlim_cur != RLIM_SAVED_CUR)
bad_fd = rlim.rlim_cur;
#ifdef FD_CLOEXEC
if (fcntl (1, F_SETFD, FD_CLOEXEC) == -1)
result |= 1;
#endif
if (dup2 (1, 1) != 1)
result |= 2;
#ifdef FD_CLOEXEC
if (fcntl (1, F_GETFD) != FD_CLOEXEC)
result |= 4;
#endif
close (0);
if (dup2 (0, 0) != -1)
result |= 8;
/* Many gnulib modules require POSIX conformance of EBADF. */
if (dup2 (2, bad_fd) == -1 && errno != EBADF)
result |= 16;
/* Flush out some cygwin core dumps. */
if (dup2 (2, -1) != -1 || errno != EBADF)
result |= 32;
dup2 (2, 255);
dup2 (2, 256);
/* On OS/2 kLIBC, dup2() does not work on a directory fd. */
{
int fd = open (".", O_RDONLY);
if (fd == -1)
result |= 64;
else if (dup2 (fd, fd + 1) == -1)
result |= 128;
close (fd);
}
return result;
;
return 0;
}
While running configure for GNU Sed, on the dup2 check, the following assert is tripped.
The check that configure is executing is pasted below