Added gnu_history.c

gnu_history.c

@@ -0,0 +1,23 @@
+// @COMPILECMD gcc $@ -lreadline -lhistory
+#include <stdio.h>
+#include <readline/readline.h>
+#include <readline/history.h>
+
+int main() {
+    using_history(); // Initialize history
+
+    char *input;
+    while ((input = readline("Enter your command: ")) != NULL) {
+        if (input[0] != '\0') {
+            add_history(input); // Add to history
+            // Process and handle input here
+            printf("You entered: %s\n", input);
+        }
+        free(input); // Free allocated memory
+    }
+
+    // Save history to a file (optional)
+    write_history("history.txt");
+
+    return 0;
+}