time: fix build for toolchains without O_CLOEXEC

Based on patch by Eugene Rudoy <gene.devel@gmail.com>

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/miscutils/time.c b/miscutils/time.c
index f4f8149d3..61f078755 100644
--- a/miscutils/time.c
+++ b/miscutils/time.c
@@ -442,11 +442,16 @@ int time_main(int argc UNUSED_PARAM, char **argv)
                 output_format = posix_format;
         output_fd = STDERR_FILENO;
         if (opt & OPT_o) {
+#ifndef O_CLOEXEC
+# define O_CLOEXEC 0
+#endif
                 output_fd = xopen(output_filename,
                         (opt & OPT_a) /* append? */
                         ? (O_CREAT | O_WRONLY | O_CLOEXEC | O_APPEND)
                         : (O_CREAT | O_WRONLY | O_CLOEXEC | O_TRUNC)
                 );
+                if (!O_CLOEXEC)
+                        close_on_exec_on(output_fd);
         }
 
         run_command(argv, &res);