From b2cb05b53e61d162044f71227e0ffeacbf59a4bb Mon Sep 17 00:00:00 2001
From: Loong Wang <wangl.cc@outlook.com>
Date: Mon, 11 Apr 2022 06:56:08 +0800
Subject: feat(events): support SIGWINCH for Signal event #18029

closes #15411
---
 src/nvim/os/signal.c | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

(limited to 'src/nvim')

diff --git a/src/nvim/os/signal.c b/src/nvim/os/signal.c
index 327ab6bc48..79e042b8a5 100644
--- a/src/nvim/os/signal.c
+++ b/src/nvim/os/signal.c
@@ -21,7 +21,7 @@
 #include "nvim/os/signal.h"
 #include "nvim/vim.h"
 
-static SignalWatcher spipe, shup, squit, sterm, susr1;
+static SignalWatcher spipe, shup, squit, sterm, susr1, swinch;
 #ifdef SIGPWR
 static SignalWatcher spwr;
 #endif
@@ -53,6 +53,9 @@ void signal_init(void)
 #endif
 #ifdef SIGUSR1
   signal_watcher_init(&main_loop, &susr1, NULL);
+#endif
+#ifdef SIGWINCH
+  signal_watcher_init(&main_loop, &swinch, NULL);
 #endif
   signal_start();
 }
@@ -70,6 +73,9 @@ void signal_teardown(void)
 #ifdef SIGUSR1
   signal_watcher_close(&susr1, NULL);
 #endif
+#ifdef SIGWINCH
+  signal_watcher_close(&swinch, NULL);
+#endif
 }
 
 void signal_start(void)
@@ -88,6 +94,9 @@ void signal_start(void)
 #ifdef SIGUSR1
   signal_watcher_start(&susr1, on_signal, SIGUSR1);
 #endif
+#ifdef SIGWINCH
+  signal_watcher_start(&swinch, on_signal, SIGWINCH);
+#endif
 }
 
 void signal_stop(void)
@@ -106,6 +115,9 @@ void signal_stop(void)
 #ifdef SIGUSR1
   signal_watcher_stop(&susr1);
 #endif
+#ifdef SIGWINCH
+  signal_watcher_stop(&swinch);
+#endif
 }
 
 void signal_reject_deadly(void)
@@ -140,6 +152,10 @@ static char *signal_name(int signum)
 #ifdef SIGUSR1
   case SIGUSR1:
     return "SIGUSR1";
+#endif
+#ifdef SIGWINCH
+  case SIGWINCH:
+    return "SIGWINCH";
 #endif
   default:
     return "Unknown";
@@ -197,6 +213,12 @@ static void on_signal(SignalWatcher *handle, int signum, void *data)
     apply_autocmds(EVENT_SIGNAL, (char_u *)"SIGUSR1", curbuf->b_fname, true,
                    curbuf);
     break;
+#endif
+#ifdef SIGWINCH
+  case SIGWINCH:
+    apply_autocmds(EVENT_SIGNAL, (char_u *)"SIGWINCH", curbuf->b_fname, true,
+                   curbuf);
+    break;
 #endif
   default:
     ELOG("invalid signal: %d", signum);
-- 
cgit