diff options
Diffstat (limited to 'apps/builtin/exec_builtin.c')
| -rw-r--r-- | apps/builtin/exec_builtin.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/apps/builtin/exec_builtin.c b/apps/builtin/exec_builtin.c index d4431164c..803d1ef34 100644 --- a/apps/builtin/exec_builtin.c +++ b/apps/builtin/exec_builtin.c @@ -46,6 +46,7 @@ #include <nuttx/config.h> +#include <sys/wait.h> #include <sched.h> #include <string.h> #include <fcntl.h> @@ -92,7 +93,9 @@ struct builtin_parms_s ****************************************************************************/ static sem_t g_builtin_parmsem = SEM_INITIALIZER(1); +#ifndef CONFIG_SCHED_WAITPID static sem_t g_builtin_execsem = SEM_INITIALIZER(0); +#endif static struct builtin_parms_s g_builtin_parms; /**************************************************************************** @@ -274,7 +277,9 @@ static int builtin_proxy(int argc, char *argv[]) */ g_builtin_parms.result = ret; +#ifndef CONFIG_SCHED_WAITPID builtin_semgive(&g_builtin_execsem); +#endif return 0; } @@ -299,6 +304,9 @@ static inline int builtin_startproxy(int index, FAR const char **argv, struct sched_param param; pid_t proxy; int errcode; +#ifdef CONFIG_SCHED_WAITPID + int status; +#endif int ret; svdbg("index=%d argv=%p redirfile=%s oflags=%04x\n", @@ -353,7 +361,15 @@ static inline int builtin_startproxy(int index, FAR const char **argv, * for this. */ +#ifdef CONFIG_SCHED_WAITPID + ret = waitpid(proxy, &status, 0); + if (ret < 0) + { + sdbg("ERROR: waitpid() failed: %d\n", errno); + } +#else bultin_semtake(&g_builtin_execsem); +#endif /* Get the result and relinquish our access to the parameter structure */ |