1 files changed, 28 insertions, 0 deletions
diff --git a/42sh/src/builtins/exit.c b/42sh/src/builtins/exit.c
new file mode 100644
index 0000000..943c22f
--- /dev/null
+++ b/42sh/src/builtins/exit.c
@@ -0,0 +1,28 @@
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "builtins.h"
+
+int my_exit(struct string **args)
+{
+    unsigned int res = 0;
+    if (args[0] != NULL)
+    {
+        char *c;
+        long status = strtol(args[0]->data, &c, 10);
+        if (*c != '\0' || status < 0 || status > 255)
+        {
+            fprintf(stderr, "exit: %s: numeric argument required\n",
+                    args[0]->data);
+            res = 2;
+        }
+        else
+        {
+            res = (unsigned int)status;
+        }
+    }
+    fflush(stdout);
+    exit(res);
+}