Made pty and stdin reads blocking again for massive performance boost

1 files changed, 2 insertions, 5 deletions

diff --git a/ptyim.c b/ptyim.c
index daf64b7..f4e7c17 100644
--- a/ptyim.c
+++ b/ptyim.c
@@ -10,6 +10,7 @@
 #include <termios.h>
 #include <string.h>
 #include <signal.h>
+#include <sys/prctl.h>
 #include "im.h"
 #define WRITE_BUFFER_LEN 128
 //determines if the master process is running
@@ -50,8 +51,6 @@ int make_pty() {
 		fprintf(stderr, "errno: %d, failed to create pty master", errno);
 		return errno;
 	}
-	//make the master pty nonblocking
-	fcntl(pty_master, F_SETFL,O_NONBLOCK);
 	//unlock the slave pty
 	if ( unlockpt(pty_master) <0) {
 		fprintf(stderr, "errno: %d, failed to unlock pty slave", errno);
@@ -72,7 +71,7 @@ int make_pty() {
 	tcsetattr(pty_slave,TCSANOW,&stdin_termio_bk);
 	return 0;
 }
-//makes stdin raw and unblocking, previous state stored in global var
+//makes stdin raw  previous state stored in global var
 //stdin_termio_bk
 void condition_stdin() {
 	struct termios stdin_termio;
@@ -82,8 +81,6 @@ void condition_stdin() {
 	//make it raw
 	cfmakeraw(&stdin_termio);
 	tcsetattr(STDIN_FILENO,TCSANOW,&stdin_termio);
-	//make it nonblocking
-	fcntl(STDIN_FILENO, F_SETFL,O_NONBLOCK);
 }
 void restore_stdin() {
 	tcsetattr(STDIN_FILENO,TCSANOW,&stdin_termio_bk);