[Tarantool-patches] [PATCH 07/12] popen: add logging of duplicated logger fd

[Alexander Turenko]

For debugging purposes.

Part of #4031
---
 src/lib/core/popen.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lib/core/popen.c b/src/lib/core/popen.c
index 089c84830..4d57cd41e 100644
--- a/src/lib/core/popen.c
+++ b/src/lib/core/popen.c
@@ -896,6 +896,7 @@ popen_new(struct popen_opts *opts)
 	int old_log_fd = log_get_fd();
 	if (old_log_fd >= 0) {
 		log_fd = dup_not_std_streams(old_log_fd);
+		say_debug("popen: duplicate logfd: %d", log_fd);
 		if (log_fd < 0)
 			return NULL;
 		if (fcntl(log_fd, F_SETFL, O_CLOEXEC) != 0) {
-- 
2.25.0