make isDebuggerAttached() public comphelper API

So that it can be used also from other places.

Change-Id: Iab90350fd02872ffde180ce74f01f7ff5e4448b4
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/88009
Tested-by: Jenkins
Reviewed-by: Luboš Luňák <l.lunak@collabora.com>

3 files changed, 60 insertions, 30 deletions

diff --git a/comphelper/Library_comphelper.mk b/comphelper/Library_comphelper.mk
index 6e9a6fc77f79..7a8d5bd6f3a6 100644
--- a/comphelper/Library_comphelper.mk
+++ b/comphelper/Library_comphelper.mk
@@ -102,6 +102,7 @@ $(eval $(call gb_Library_add_exception_objects,comphelper,\
     comphelper/source/misc/componentmodule \
     comphelper/source/misc/configuration \
     comphelper/source/misc/configurationhelper \
+    comphelper/source/misc/debuggerinfo \
     comphelper/source/misc/DirectoryHelper \
     comphelper/source/misc/dispatchcommand \
     comphelper/source/misc/docpasswordhelper \
diff --git a/comphelper/source/misc/debuggerinfo.cxx b/comphelper/source/misc/debuggerinfo.cxx
new file mode 100644
index 000000000000..9d452f174ab5
--- /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 && !defined NDEBUG
+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: */
diff --git a/comphelper/source/misc/threadpool.cxx b/comphelper/source/misc/threadpool.cxx
index 9b1991b7f3a1..9dfbff0e2900 100644
--- a/comphelper/source/misc/threadpool.cxx
+++ b/comphelper/source/misc/threadpool.cxx
@@ -19,6 +19,7 @@
 #include <memory>
 #include <thread>
 #include <chrono>
+#include <comphelper/debuggerinfo.hxx>
 
 #if defined HAVE_VALGRIND_HEADERS
 #include <valgrind/memcheck.h>
@@ -320,36 +321,6 @@ bool ThreadTaskTag::isDone()
     return mnTasksWorking == 0;
 }
 
-#if defined DBG_UTIL && !defined NDEBUG
-static 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
-
 void ThreadTaskTag::waitUntilDone()
 {
     std::unique_lock< std::mutex > aGuard( maMutex );