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authorTom Tromey <tromey@adacore.com>2020-04-08 14:33:35 -0600
committerTom Tromey <tromey@adacore.com>2020-04-08 14:47:58 -0600
commit98a032873232f9685dc7a5d632481c1488b9f1c5 (patch)
tree70351fce16a4d7860fa2cc9bb92032363babd7ed /gdbserver/win32-low.cc
parent7c7411bcabdbe88c6a2f1b9a6090eea0dc50686f (diff)
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Share Windows thread-suspend and -resume code
This adds "suspend" and "resume" methods to windows_thread_info, and changes gdb and gdbserver to share this code. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (thread_rec): Use windows_thread_info::suspend. (windows_continue): Use windows_continue::resume. * nat/windows-nat.h (struct windows_thread_info) <suspend, resume>: Declare new methods. * nat/windows-nat.c: New file. * configure.nat (NATDEPFILES): Add nat/windows-nat.o when needed. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (win32_require_context, suspend_one_thread): Use windows_thread_info::suspend. (continue_one_thread): Use windows_thread_info::resume. * configure.srv (srv_tgtobj): Add windows-nat.o when needed.
Diffstat (limited to 'gdbserver/win32-low.cc')
-rw-r--r--gdbserver/win32-low.cc33
1 files changed, 3 insertions, 30 deletions
diff --git a/gdbserver/win32-low.cc b/gdbserver/win32-low.cc
index 1284ed1..7cad640 100644
--- a/gdbserver/win32-low.cc
+++ b/gdbserver/win32-low.cc
@@ -171,18 +171,7 @@ win32_require_context (windows_thread_info *th)
{
if (th->context.ContextFlags == 0)
{
- if (!th->suspended)
- {
- if (SuspendThread (th->h) == (DWORD) -1)
- {
- DWORD err = GetLastError ();
- OUTMSG (("warning: SuspendThread failed in thread_rec, "
- "(error %d): %s\n", (int) err, strwinerror (err)));
- }
- else
- th->suspended = 1;
- }
-
+ th->suspend ();
win32_get_thread_context (th);
}
}
@@ -435,13 +424,7 @@ continue_one_thread (thread_info *thread, int thread_id)
th->context.ContextFlags = 0;
}
- if (ResumeThread (th->h) == (DWORD) -1)
- {
- DWORD err = GetLastError ();
- OUTMSG (("warning: ResumeThread failed in continue_one_thread, "
- "(error %d): %s\n", (int) err, strwinerror (err)));
- }
- th->suspended = 0;
+ th->resume ();
}
}
}
@@ -1348,17 +1331,7 @@ suspend_one_thread (thread_info *thread)
{
windows_thread_info *th = (windows_thread_info *) thread_target_data (thread);
- if (!th->suspended)
- {
- if (SuspendThread (th->h) == (DWORD) -1)
- {
- DWORD err = GetLastError ();
- OUTMSG (("warning: SuspendThread failed in suspend_one_thread, "
- "(error %d): %s\n", (int) err, strwinerror (err)));
- }
- else
- th->suspended = 1;
- }
+ th->suspend ();
}
static void