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Diffstat (limited to '')
-rw-r--r-- | src/debug/sysv-heap.cpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/debug/sysv-heap.cpp b/src/debug/sysv-heap.cpp new file mode 100644 index 0000000..7d21c02 --- /dev/null +++ b/src/debug/sysv-heap.cpp @@ -0,0 +1,84 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Inkscape::Debug::SysVHeap - malloc() statistics via System V interface + * + * Authors: + * MenTaLguY <mental@rydia.net> + * + * Copyright (C) 2005 MenTaLguY + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" // only include where actually required! +#endif + +#ifdef HAVE_MALLOC_H +# include <malloc.h> +#endif + +#include "debug/sysv-heap.h" + +namespace Inkscape { +namespace Debug { + +int SysVHeap::features() const { +#ifdef HAVE_MALLINFO + return SIZE_AVAILABLE | USED_AVAILABLE; +#else + return 0; +#endif +} + +Heap::Stats SysVHeap::stats() const { + Stats stats = { 0, 0 }; + +#ifdef HAVE_MALLINFO +#ifdef HAVE_MALLINFO2 + struct mallinfo2 info=mallinfo2(); +#else + struct mallinfo info=mallinfo(); +#endif + +#ifdef HAVE_STRUCT_MALLINFO_USMBLKS + stats.size += info.usmblks; + stats.bytes_used += info.usmblks; +#endif + +#ifdef HAVE_STRUCT_MALLINFO_FSMBLKS + stats.size += info.fsmblks; +#endif + +#ifdef HAVE_STRUCT_MALLINFO_UORDBLKS + stats.size += info.uordblks; + stats.bytes_used += info.uordblks; +#endif + +#ifdef HAVE_STRUCT_MALLINFO_FORDBLKS + stats.size += info.fordblks; +#endif + +#ifdef HAVE_STRUCT_MALLINFO_HBLKHD + stats.size += info.hblkhd; + stats.bytes_used += info.hblkhd; +#endif + +#endif + + return stats; +} + +} +} + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |