diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2008-06-02 21:41:35 +0000 |
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committer | Paul Davis <paul@linuxaudiosystems.com> | 2008-06-02 21:41:35 +0000 |
commit | 449aab3c465bbbf66d221fac3d7ea559f1720357 (patch) | |
tree | 6843cc40c88250a132acac701271f1504cd2df04 /libs/pbd/stacktrace.cc | |
parent | 9c0d7d72d70082a54f823cd44c0ccda5da64bb6f (diff) |
rollback to 3428, before the mysterious removal of libs/* at 3431/3432
git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/pbd/stacktrace.cc')
-rw-r--r-- | libs/pbd/stacktrace.cc | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/libs/pbd/stacktrace.cc b/libs/pbd/stacktrace.cc new file mode 100644 index 0000000000..dc9a5e18ab --- /dev/null +++ b/libs/pbd/stacktrace.cc @@ -0,0 +1,72 @@ +/* + Copyright (C) 2000-2007 Paul Davis + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#include <pbd/stacktrace.h> +#include <iostream> + +void +PBD::trace_twb () +{ +} + +/* Obtain a backtrace and print it to stdout. */ + +#ifdef HAVE_EXECINFO + +#include <execinfo.h> +#include <stdlib.h> + +void +PBD::stacktrace (std::ostream& out, int levels) +{ + void *array[200]; + size_t size; + char **strings; + size_t i; + + size = backtrace (array, 200); + strings = backtrace_symbols (array, size); + + if (strings) { + + printf ("Obtained %zd stack frames.\n", size); + + for (i = 0; i < size && (levels == 0 || i < size_t(levels)); i++) { + out << strings[i] << std::endl; + } + + free (strings); + } +} + +#else + +void +PBD::stacktrace (std::ostream& out, int levels) +{ + out << "stack tracing is not enabled on this platform" << std::endl; +} + +void +c_stacktrace () +{ + PBD::stacktrace (std::cout); +} + +#endif /* HAVE_EXECINFO */ |