From 8ff671d4ad5dc452dc7a703900377ac08a6f7c97 Mon Sep 17 00:00:00 2001
From: Ivan Kosenko <kosenko.ivan@gmail.com>
Date: Mon, 13 Nov 2017 15:09:37 +0300
Subject: [PATCH] Fix input wrapping when terminal size changed
---
src/main.cc | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/src/main.cc b/src/main.cc
index d39cd91870..7b7ca8153f 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -84,7 +84,7 @@ static char *pid_file = NULL;
static char **main_argv;
static int main_argc;
/** Signals handled after start as part of the event loop. */
-static ev_signal ev_sigs[4];
+static ev_signal ev_sigs[5];
static const int ev_sig_count = sizeof(ev_sigs)/sizeof(*ev_sigs);
static double start_time;
@@ -130,6 +130,15 @@ signal_cb(ev_loop *loop, struct ev_signal *w, int revents)
ev_break(loop, EVBREAK_ALL);
}
+static void
+signal_sigwinch_cb(ev_loop *loop, struct ev_signal *w, int revents)
+{
+ (void) loop;
+ (void) w;
+ (void) revents;
+ rl_resize_terminal();
+}
+
/** Try to log as much as possible before dumping a core.
*
* Core files are not aways allowed and it takes an effort to
@@ -210,6 +219,7 @@ signal_reset()
sigaction(SIGINT, &sa, NULL) == -1 ||
sigaction(SIGTERM, &sa, NULL) == -1 ||
sigaction(SIGHUP, &sa, NULL) == -1 ||
+ sigaction(SIGWINCH, &sa, NULL) == -1 ||
sigaction(SIGSEGV, &sa, NULL) == -1 ||
sigaction(SIGFPE, &sa, NULL) == -1)
say_syserror("sigaction");
@@ -260,6 +270,7 @@ signal_init(void)
ev_signal_init(&ev_sigs[1], signal_cb, SIGINT);
ev_signal_init(&ev_sigs[2], signal_cb, SIGTERM);
ev_signal_init(&ev_sigs[3], signal_cb, SIGHUP);
+ ev_signal_init(&ev_sigs[4], signal_sigwinch_cb, SIGWINCH);
for (int i = 0; i < ev_sig_count; i++)
ev_signal_start(loop(), &ev_sigs[i]);
--
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