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-rw-r--r--shell/lash.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/shell/lash.c b/shell/lash.c
index 22e3c779e..b3f7cb6a8 100644
--- a/shell/lash.c
+++ b/shell/lash.c
@@ -1524,9 +1524,15 @@ void free_memory(void)
* we don't fight over who gets the foreground */
static void setup_job_control()
{
+ int status;
+
/* Loop until we are in the foreground. */
- while (tcgetpgrp (shell_terminal) != (shell_pgrp = getpgrp ()))
+ while ((status = tcgetpgrp (shell_terminal)) >= 0) {
+ if (status == (shell_pgrp = getpgrp ())) {
+ break;
+ }
kill (- shell_pgrp, SIGTTIN);
+ }
/* Ignore interactive and job-control signals. */
signal(SIGINT, SIG_IGN);