gdb: adding a patch to handle well the edit cmd + SIGWINCH.

It's reported to upstream since two years ago, through
their patches mailing list.
This commit is contained in:
Lluís Batlle i Rossell 2014-03-20 11:09:39 +01:00
parent d4bf329dde
commit ae3a1519e4
2 changed files with 27 additions and 0 deletions

View file

@ -30,6 +30,8 @@ stdenv.mkDerivation rec {
sha256 = "08vcb97j1b7vxwq6088wb6s3g3bm8iwikd922y0xsgbbxv3d2104";
};
patches = [ ./edit-signals.patch ];
# I think python is not a native input, but I leave it
# here while I will not need it cross building
nativeBuildInputs = [ texinfo python ]

View file

@ -0,0 +1,25 @@
Patch adapted from
https://www.sourceware.org/ml/gdb-patches/2012-08/msg00439.html
Without it, spawning a terminal 'vim' from gdb 'edit' cmd, makes
all gdb grazy.
diff --git a/gdb/tui/tui-win.c b/gdb/tui/tui-win.c
index 7ea0fec..be5455c 100644
--- a/gdb/tui/tui-win.c
+++ b/gdb/tui/tui-win.c
@@ -831,11 +831,12 @@ void
tui_initialize_win (void)
{
#ifdef SIGWINCH
-#ifdef HAVE_SIGACTION
+#if defined (HAVE_SIGACTION) && defined (SA_RESTART)
struct sigaction old_winch;
- memset (&old_winch, 0, sizeof (old_winch));
+ sigemptyset (&old_winch.sa_mask);
old_winch.sa_handler = &tui_sigwinch_handler;
+ old_winch.sa_flags = SA_RESTART;
sigaction (SIGWINCH, &old_winch, NULL);
#else
signal (SIGWINCH, &tui_sigwinch_handler);