From 4933bb5623ba2e94f373d7537a2bb5e54f71d72e Mon Sep 17 00:00:00 2001
From: MrNavaStar <Mr.NavaStar@gmail.com>
Date: Fri, 3 May 2024 21:47:46 -0600
Subject: [PATCH] raw mode works! (for sigint)

---
 src/args.c         | 14 ++++++++++++--
 src/gdmp.c         |  9 ++++-----
 src/include/args.h |  3 ++-
 3 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/src/args.c b/src/args.c
index c0bb2bd..fd89279 100644
--- a/src/args.c
+++ b/src/args.c
@@ -59,6 +59,9 @@ int parse_args(int argc, char *argv[], Signal signals[31]) {
     int c = 0;
     int cmd_offset = 0;
 
+    // SIGWINCH needs to be registered by default for resizing to work
+    signals[27].sig = SIGWINCH;
+
     for (int i = 1; i < argc && cmd_offset == 0; i++) {
         char *arg = argv[i];
         int type = get_type(arg);
@@ -66,8 +69,6 @@ int parse_args(int argc, char *argv[], Signal signals[31]) {
             case 0:
                 Signal signal;
                 signal.sig = get_sig(arg + 2);
-                signal.block = 0;
-                signal.mode = 0;
                 current[c] = signal;
                 c++;
                 break;
@@ -99,4 +100,13 @@ int parse_args(int argc, char *argv[], Signal signals[31]) {
     for (int i = 0; i < c; i++)
         signals[current[i].sig - 1] = current[i];
     return cmd_offset;
+}
+
+int get_sig_from_code(char code) {
+    switch (code) {
+        case '\3':
+            return SIGINT;
+        default:
+            return 0;
+    }
 }
\ No newline at end of file
diff --git a/src/gdmp.c b/src/gdmp.c
index e753b9c..cf20723 100644
--- a/src/gdmp.c
+++ b/src/gdmp.c
@@ -1,5 +1,4 @@
 #define _POSIX_SOURCE
-#include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
@@ -54,13 +53,13 @@ void io_handler(int pty) {
         sigprocmask(SIG_BLOCK, &mask, NULL);
 
         for (;;) {
-            n = read(STDIN_FILENO, buf, sizeof(buf));
-            if (write(pty, buf, n) != n) err("Writen error to master pty.");
+            n = read(STDIN_FILENO, buf, 1);
+            int sig = get_sig_from_code(buf[0]);
+            if (sig != 0) sig_handler(sig);
+            else if (write(pty, buf, n) != n) err("Writen error to master pty.");
         }
     }
 
-    // SIGWINCH needs to be registered by default for resizing to work
-    trap(SIGWINCH, sig_handler);
     for (int i = 0; i < 31; i++)
         if (signals[i].sig) trap(signals[i].sig, sig_handler);
 
diff --git a/src/include/args.h b/src/include/args.h
index 89b0784..10769be 100644
--- a/src/include/args.h
+++ b/src/include/args.h
@@ -5,4 +5,5 @@ typedef struct signal {
     char *text;
 } Signal;
 
-int parse_args(int argc, char *argv[], Signal signals[31]);
\ No newline at end of file
+int parse_args(int argc, char *argv[], Signal signals[31]);
+int get_sig_from_code(char code);
\ No newline at end of file