[Tarantool-patches] [PATCH 03/12] popen: log a reason of close inherited fds failure
Alexander Turenko
alexander.turenko at tarantool.org
Tue Apr 14 14:38:12 MSK 2020
This information may be useful for debuggging.
Part of #4031
---
src/lib/core/popen.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/lib/core/popen.c b/src/lib/core/popen.c
index 30be74a5f..fddcbae8f 100644
--- a/src/lib/core/popen.c
+++ b/src/lib/core/popen.c
@@ -652,6 +652,8 @@ make_pipe(int pfd[2])
*
* @a skip_fds is an array of @a nr_skip_fds elements
* with descriptors which should be kept opened.
+ *
+ * Returns 0 at success, otherwise -1 and set a diag.
*/
static int
close_inherited_fds(int *skip_fds, size_t nr_skip_fds)
@@ -1030,7 +1032,8 @@ popen_new(struct popen_opts *opts)
}
if (opts->flags & POPEN_FLAG_CLOSE_FDS) {
- if (close_inherited_fds(skip_fds, nr_skip_fds)) {
+ if (close_inherited_fds(skip_fds, nr_skip_fds) != 0) {
+ diag_log();
say_syserror("child: close inherited fds");
goto exit_child;
}
--
2.25.0
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