From 53bee9dfb0cdcb21f58087ac3b40690f2d72c58a Mon Sep 17 00:00:00 2001
From: iridiumR <i@iridium.cyou>
Date: Sun, 18 Sep 2022 22:12:57 +0800
Subject: [PATCH] feat(line): add history record

When the program exits, the history will be saved in ~/.fish_history
---
 line.c |  9 +++++++--
 main.c | 13 +++++++++++--
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/line.c b/line.c
index 8df7b91..47a81c9 100644
--- a/line.c
+++ b/line.c
@@ -1,13 +1,16 @@
 /*
  * @Author: 1ridic 
  * @Date: 2022-09-18 14:14:05 
- * @Last Modified by:   1ridic 
- * @Last Modified time: 2022-09-18 14:14:05 
+ * @Last Modified by: 1ridic
+ * @Last Modified time: 2022-09-18 22:08:27
  */
 #include "line.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <time.h>
+
+FILE *hf = NULL;
 
 char *readLine(void) {
   int bufsize = LINE_BUF_SIZE;
@@ -26,6 +29,8 @@ char *readLine(void) {
     // repleace EOF with a null character and return
     if (c == EOF || c == '\n') {
       buffer[position] = '\0';
+      time_t tick=time(NULL);
+      fprintf(hf,"%d:%s\n",(int)tick,buffer);
       return buffer;
     } else {
       buffer[position] = c;
diff --git a/main.c b/main.c
index 2c6c1a2..4cfdeab 100644
--- a/main.c
+++ b/main.c
@@ -2,12 +2,13 @@
  * @Author: 1ridic 
  * @Date: 2022-09-18 14:13:59 
  * @Last Modified by: 1ridic
- * @Last Modified time: 2022-09-18 20:43:07
+ * @Last Modified time: 2022-09-18 22:01:12
  */
 #include <signal.h>
 #include <stdio.h>
 #include <unistd.h>
 #include <stdlib.h>
+#include <strings.h>
 #include "loop.h"
 
 char volatile isWaiting = 0; 
@@ -18,7 +19,9 @@ void intHandler(int dummy) {
   if (isWaiting==1) {
     return;
   }
-  fprintf(stderr,"\nSIGINT exit.\n");
+  extern FILE* hf;
+  fprintf(stderr,"\nSIGINT exit.");
+  fclose(hf);
   exit(EXIT_FAILURE);
   
 }
@@ -28,11 +31,17 @@ int main(int argc, char *argv[]) {
   signal(SIGINT, intHandler);
   /* clear screen */
   fprintf(stdout,"\033[H\033[J");
+  /* open history file */
+  extern FILE* hf;
+  hf = fopen(strcat(getenv("HOME"), "/.dish_history"), "w");
+  
 #ifdef DEBUG
   fprintf(stdout,"DEBUG is defined\n");
 #endif
   while (1) {
     loop();
   }
+  
+  fclose(hf);
   return 0;
 }
\ No newline at end of file