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-rw-r--r--src/supervise-daemon/supervise-daemon.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/src/supervise-daemon/supervise-daemon.c b/src/supervise-daemon/supervise-daemon.c
index 836a1ec7..e36d0314 100644
--- a/src/supervise-daemon/supervise-daemon.c
+++ b/src/supervise-daemon/supervise-daemon.c
@@ -22,7 +22,7 @@
#define ONE_SECOND 1000000000
#define ONE_MS 1000000
-#ifdef HAVE_CLOSE_RANGE_CLOEXEC
+#ifdef HAVE_CLOSE_RANGE
/* For close_range() */
# define _GNU_SOURCE
#endif
@@ -203,6 +203,18 @@ static inline int ioprio_set(int which RC_UNUSED, int who RC_UNUSED,
}
#endif
+#ifndef CLOSE_RANGE_CLOEXEC
+# define CLOSE_RANGE_CLOEXEC (1U << 2)
+#endif
+#ifndef HAVE_CLOSE_RANGE
+static inline int close_range(int first RC_UNUSED,
+ int last RC_UNUSED,
+ unsigned int flags RC_UNUSED)
+{
+ return -1;
+}
+#endif
+
static void cleanup(void)
{
free(changeuser);
@@ -570,9 +582,7 @@ RC_NORETURN static void child_process(char *exec, char **argv)
if (redirect_stderr || rc_yesno(getenv("EINFO_QUIET")))
dup2(stderr_fd, STDERR_FILENO);
-#ifdef HAVE_CLOSE_RANGE_CLOEXEC
if (close_range(3, UINT_MAX, CLOSE_RANGE_CLOEXEC) < 0)
-#endif
for (i = getdtablesize() - 1; i >= 3; --i)
fcntl(i, F_SETFD, FD_CLOEXEC);
cmdline = make_cmdline(argv);