wait for children after line

1 files changed, 9 insertions, 1 deletions

diff --git a/smash/exec.c b/smash/exec.c
index 0fca393..b37576a 100644
--- a/smash/exec.c
+++ b/smash/exec.c
@@ -11,6 +11,7 @@
 #include "../lib/io/io.h"
 #include "../lib/env/env.h"
 #include "../lib/malloc/malloc.h"
+#include "../lib/list/list.h"
 
 #include "parser.h"
 #include "builtin.h"
@@ -61,6 +62,7 @@ void exec(char *line)
 {
 	expression_list_t *exps = new_expression_from_line(line);
 	expression_list_t *exp = exps;
+	list_t *pids = new_list();
 
 	int pid;
 	int pipefd[2][2];
@@ -106,10 +108,16 @@ void exec(char *line)
 
 		free_argv(argv);
 
-		wait4(pid, 0, 0);
+		list_append(pids, pid);
 		exp = exp->next;
 	}
 
+	list_node_t *node = pids->first;
+
+	for (; node; node = node->next) {
+		wait4((int)node->value, 0, 0);
+	}
+
 	free_expression(exps);
 }