add protection to headers

2021-06-19 20:23:49 -04:00 · 2021-06-19 20:23:49 -04:00 · 819b618e0f
commit 819b618e0f
parent a1febd2f68
2 changed files with 6 additions and 0 deletions
--- a/src/include/loop.h
+++ b/src/include/loop.h
@ -1,3 +1,6 @@
+#ifndef _MYSHELLIN_LOOP
+#define _MYSHELLIN_LOOP
 void remove_new_line(char *line);
 void print_input_line();
 void loop();
+#endif
--- a/src/include/user.h
+++ b/src/include/user.h
@ -1 +1,4 @@
+#ifndef _MYSHELLIN_USER
+#define _MYSHELLIN_USER
 char *get_user();
+#endif