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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 17:44:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 17:44:55 +0000
commit5068d34c08f951a7ea6257d305a1627b09a95817 (patch)
tree08213e2be853396a3b07ce15dbe222644dcd9a89 /test/drive_readline_curses.cc
parentInitial commit. (diff)
downloadlnav-5068d34c08f951a7ea6257d305a1627b09a95817.tar.xz
lnav-5068d34c08f951a7ea6257d305a1627b09a95817.zip
Adding upstream version 0.11.1.upstream/0.11.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--test/drive_readline_curses.cc153
1 files changed, 153 insertions, 0 deletions
diff --git a/test/drive_readline_curses.cc b/test/drive_readline_curses.cc
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+++ b/test/drive_readline_curses.cc
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+/**
+ * Copyright (c) 2007-2012, Timothy Stack
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * * Neither the name of Timothy Stack nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <assert.h>
+#include <fcntl.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "config.h"
+
+#ifdef HAVE_SYS_TTYDEFAULTS_H
+# include <sys/ttydefaults.h>
+#endif
+
+#include <algorithm>
+
+#include "../src/lnav_util.hh"
+#include "lnav_util.hh"
+#include "readline_curses.hh"
+
+using namespace std;
+
+static readline_context::command_map_t COMMANDS;
+
+static struct {
+ bool dd_active;
+ readline_curses* dd_rl_view;
+ volatile sig_atomic_t dd_looping;
+} drive_data;
+
+static void
+rl_callback(readline_curses* rc)
+{
+ string line = rc->get_value().get_string();
+
+ if (line == "quit")
+ drive_data.dd_looping = false;
+ fprintf(stderr, "callback\n");
+ drive_data.dd_active = false;
+}
+
+static void
+rl_timeout(readline_curses* rc)
+{
+ fprintf(stderr, "timeout\n");
+}
+
+int
+main(int argc, char* argv[])
+{
+ int c, fd, retval = EXIT_SUCCESS;
+
+ fd = open("/tmp/lnav.err", O_WRONLY | O_CREAT | O_APPEND, 0666);
+ dup2(fd, STDERR_FILENO);
+ close(fd);
+ fprintf(stderr, "startup\n");
+
+ while ((c = getopt(argc, argv, "h")) != -1) {
+ switch (c) {
+ case 'h':
+ break;
+ default:
+ break;
+ }
+ }
+
+ auto psuperv = std::make_shared<pollable_supervisor>();
+ readline_context context("test", &COMMANDS);
+ readline_curses rlc(psuperv);
+
+ rlc.add_context(1, context);
+ rlc.start();
+
+ drive_data.dd_rl_view = &rlc;
+
+ auto sc = screen_curses::create().unwrap();
+ keypad(stdscr, TRUE);
+ nonl();
+ cbreak();
+ noecho();
+ nodelay(sc.get_window(), 1);
+
+ rlc.set_window(sc.get_window());
+ rlc.set_y(-1);
+ rlc.set_perform_action(rl_callback);
+ rlc.set_timeout_action(rl_timeout);
+
+ drive_data.dd_looping = true;
+ while (drive_data.dd_looping) {
+ vector<struct pollfd> pollfds;
+ int rc;
+
+ pollfds.push_back((struct pollfd){STDIN_FILENO, POLLIN, 0});
+ psuperv->update_poll_set(pollfds);
+
+ rlc.do_update();
+ refresh();
+ rc = poll(&pollfds[0], pollfds.size(), -1);
+ if (rc > 0) {
+ if (pollfd_ready(pollfds, STDIN_FILENO)) {
+ int ch;
+
+ while ((ch = getch()) != ERR) {
+ switch (ch) {
+ case CEOF:
+ case KEY_RESIZE:
+ break;
+
+ default:
+ if (drive_data.dd_active) {
+ rlc.handle_key(ch);
+ } else if (ch == ':') {
+ rlc.focus(1, ":");
+ drive_data.dd_active = true;
+ }
+ break;
+ }
+ }
+ }
+ psuperv->check_poll_set(pollfds);
+ }
+ }
+
+ return retval;
+}