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119 lines
2.3 KiB
C++
119 lines
2.3 KiB
C++
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <algorithm>
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#include "readline_curses.hh"
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using namespace std;
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static readline_context::command_map_t COMMANDS;
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static struct {
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bool dd_active;
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readline_curses *dd_rl_view;
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volatile sig_atomic_t dd_looping;
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} drive_data;
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static void rl_callback(void *dummy, readline_curses *rc)
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{
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string line = rc->get_value();
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if (line == "quit")
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drive_data.dd_looping = false;
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fprintf(stderr, "callback\n");
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drive_data.dd_active = false;
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}
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static void rl_timeout(void *dummy, readline_curses *rc)
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{
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fprintf(stderr, "timeout\n");
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}
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int main(int argc, char *argv[])
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{
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int lpc, c, fd, maxfd, retval = EXIT_SUCCESS;
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fd = open("/tmp/lnav.err", O_WRONLY|O_CREAT|O_APPEND, 0666);
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dup2(fd, STDERR_FILENO);
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close(fd);
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fprintf(stderr, "startup\n");
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while ((c = getopt(argc, argv, "h")) != -1) {
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switch (c) {
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case 'h':
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break;
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default:
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break;
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}
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}
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readline_context context(&COMMANDS);
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readline_curses rlc;
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bool done = false;
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fd_set rfds;
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rlc.add_context(1, context);
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rlc.start();
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drive_data.dd_rl_view = &rlc;
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FD_ZERO(&rfds);
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FD_SET(STDIN_FILENO, &rfds);
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screen_curses sc;
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keypad(stdscr, TRUE);
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nonl();
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cbreak();
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noecho();
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nodelay(sc.get_window(), 1);
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rlc.set_window(sc.get_window());
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rlc.set_y(-1);
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rlc.set_perform_action(readline_curses::action(rl_callback));
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rlc.set_timeout_action(readline_curses::action(rl_timeout));
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maxfd = max(STDIN_FILENO, rlc.update_fd_set(rfds));
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drive_data.dd_looping = true;
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while (drive_data.dd_looping) {
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fd_set ready_rfds = rfds;
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int rc;
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rlc.do_update();
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refresh();
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rc = select(maxfd + 1, &ready_rfds, NULL, NULL, NULL);
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if (rc > 0) {
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if (FD_ISSET(STDIN_FILENO, &ready_rfds)) {
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int ch;
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while ((ch = getch()) != ERR) {
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switch (ch) {
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case CEOF:
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case KEY_RESIZE:
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break;
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default:
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if (drive_data.dd_active) {
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rlc.handle_key(ch);
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}
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else if (ch == ':') {
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rlc.focus(1, ":");
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drive_data.dd_active = true;
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}
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break;
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}
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}
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}
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rlc.check_fd_set(ready_rfds);
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}
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}
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return retval;
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}
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