added input redirection

main.c

@@ -6,6 +6,7 @@
 #include<readline/readline.h>
 #include<readline/history.h>
 #include<signal.h>
+#include"include/redirection.h"
 pid_t backgroundPids[64];
 int backgroundCount = 0;
 void handleSIGINT(int sig) {
@@ -112,6 +113,14 @@ int main() {
 		  free(parsed);
 		  continue;
 		}
+		char *filename;
+		int redirectionType = detectRedirect(parsed, &filename);
+		if (redirectionType) {
+		  executeRedirect(parsed, redirectionType, filename);
+		  free(parsed);
+		  free(line);
+		  continue;
+		}
 		pid_t pid = fork();
 		if(pid == 0) {
 		  signal(SIGINT, SIG_DFL);