Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 58 insertions, 0 deletions

diff --git a/comphelper/source/misc/debuggerinfo.cxx b/comphelper/source/misc/debuggerinfo.cxx
new file mode 100644
index 000000000..07b2f0132
--- /dev/null
+++ b/comphelper/source/misc/debuggerinfo.cxx
@@ -0,0 +1,58 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <comphelper/debuggerinfo.hxx>
+
+#include <cassert>
+#include <cstring>
+#include <ctype.h>
+
+#if defined(_WIN32)
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#elif defined UNX
+#include <unistd.h>
+#include <fcntl.h>
+#endif
+
+namespace comphelper
+{
+#if defined DBG_UTIL
+bool isDebuggerAttached()
+{
+#if defined(_WIN32)
+    return IsDebuggerPresent();
+#elif defined LINUX
+    char buf[4096];
+    int fd = open("/proc/self/status", O_RDONLY);
+    if (fd < 0)
+        return false;
+    int size = read(fd, buf, sizeof(buf) - 1);
+    close(fd);
+    if (size < 0)
+        return false;
+    assert(size < int(sizeof(buf)) - 1);
+    buf[sizeof(buf) - 1] = '\0';
+    // "TracerPid: <pid>" for pid != 0 means something is attached
+    const char* pos = strstr(buf, "TracerPid:");
+    if (pos == nullptr)
+        return false;
+    pos += strlen("TracerPid:");
+    while (*pos != '\n' && isspace(*pos))
+        ++pos;
+    return *pos != '\n' && *pos != '0';
+#else
+    return false; // feel free to add your platform
+#endif
+}
+#endif
+
+} // namespace comphelper
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */