BIRD Client: file base saved/restored history of CLI (01e7e79d) · Commits · 戴 / Bird

client/birdc.c

+23 −0

Original line number	Diff line number	Diff line
		@@ -7,6 +7,7 @@
		*/

		#include <stdio.h>
		#include <limits.h>
		#include <stdlib.h>
		#include <unistd.h>
		#include <termios.h>
		@@ -20,6 +21,9 @@
		#include "lib/string.h"
		#include "client/client.h"

		#define BIRDC_HISTORY_FILENAME ".birdc_history"
		#define MAX_FILEPATH_LENGTH 256

		static int input_hidden_end;
		static int prompt_active;

		@@ -137,21 +141,35 @@ input_help(int arg, int key UNUSED)
		return 0;
		}

		static char *
		get_filepath_cli_history(char *buf, size_t size)
		{
		char *home = getenv("HOME");
		if (!home)
		return NULL;
		if (snprintf(buf, size, "%s/%s", home, BIRDC_HISTORY_FILENAME) >= sizeof(buf))
		return NULL;
		return buf;
		}

		void
		input_init(void)
		{
		char path[MAX_FILEPATH_LENGTH];
		prompt_active = 0;

		if (interactive)
		{
		prompt_active = 1;


		retrieve_symbols();
		printf("BIRD Client " BIRD_VERSION " ready.\n");

		rl_readline_name = "birdc";
		rl_add_defun("bird-complete", input_complete, '\t');
		rl_add_defun("bird-help", input_help, '?');
		read_history(get_filepath_cli_history(path, sizeof(path)));
		rl_callback_handler_install("bird> ", input_got_line);
		}

		@@ -224,9 +242,14 @@ more_end(void)
		void
		cleanup(void)
		{
		char path[MAX_FILEPATH_LENGTH];

		if (init)
		return;

		if (interactive)
		write_history(get_filepath_cli_history(path, sizeof(path)));

		input_hide();
		rl_callback_handler_remove();
		}