diff options
Diffstat (limited to 'io')
-rw-r--r-- | io/tst-fchmod-errors.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/io/tst-fchmod-errors.c b/io/tst-fchmod-errors.c index ee15300..bf2a4c5 100644 --- a/io/tst-fchmod-errors.c +++ b/io/tst-fchmod-errors.c @@ -18,8 +18,10 @@ #include <errno.h> #include <fcntl.h> +#include <stdio.h> #include <support/check.h> #include <support/xunistd.h> +#include <unistd.h> static int do_test (void) @@ -27,9 +29,14 @@ do_test (void) { /* Permissions on /dev/null (the opened descriptor) cannot be changed. */ int fd = xopen ("/dev/null", O_RDWR, 0); - errno = 0; - TEST_COMPARE (fchmod (fd, 0), -1); - TEST_COMPARE (errno, EPERM); + if (getuid () == 0) + puts ("info: /dev/null fchmod test skipped because of root privileges"); + else + { + errno = 0; + TEST_COMPARE (fchmod (fd, 0), -1); + TEST_COMPARE (errno, EPERM); + } xclose (fd); /* Now testing an invalid file descriptor. */ |