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-rw-r--r--spawn.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/spawn.c b/spawn.c
index 96c8a1a..18ddd72 100644
--- a/spawn.c
+++ b/spawn.c
@@ -148,7 +148,7 @@ static void bfs_spawn_exec(const char *exe, const struct bfs_spawn *ctx, char **
for (const struct bfs_spawn_action *action = actions; action; action = action->next) {
// Move the error-reporting pipe out of the way if necessary
- if (action->out_fd == pipefd[1]) {
+ if (action->in_fd == pipefd[1] || action->out_fd == pipefd[1]) {
int fd = dup(pipefd[1]);
if (fd < 0) {
goto fail;