X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=main.cpp;h=18976fc833b6d49a981af6fc67e79fe1efa64469;hb=6d34c5b6d8e5bec5d1421eadc103f38d206f34f1;hp=737f0c3573acea88fa7d9f0585aee69d95ec0838;hpb=d34b94a858c08d64eddfb9c115719fd9129be933;p=cubemap

diff --git a/main.cpp b/main.cpp
index 737f0c3..18976fc 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,5 +1,6 @@
 #include <assert.h>
 #include <errno.h>
+#include <fcntl.h>
 #include <getopt.h>
 #include <limits.h>
 #include <signal.h>
@@ -661,6 +662,10 @@ start:
 	char buf[16];
 	sprintf(buf, "%d", state_fd);
 
+	// Unset the close-on-exec flag for the state fd.
+	// (This can't leak into a child, since there's only one thread left.)
+	fcntl(state_fd, F_SETFD, 0);
+
 	for ( ;; ) {
 		execlp(argv0_canon, argv0_canon, config_filename_canon, "--state", buf, nullptr);
 		open_logs(config.log_destinations);