-/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- *
- * Libmemcached client library.
- *
- * Copyright (C) 2012 Data Differential, http://datadifferential.com/
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *
- * * The names of its contributors may not be used to endorse or
- * promote products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
+/*
+ +--------------------------------------------------------------------+
+ | libmemcached-awesome - C/C++ Client Library for memcached |
+ +--------------------------------------------------------------------+
+ | Redistribution and use in source and binary forms, with or without |
+ | modification, are permitted under the terms of the BSD license. |
+ | You should have received a copy of the license in a bundled file |
+ | named LICENSE; in case you did not receive a copy you can review |
+ | the terms online at: https://opensource.org/licenses/BSD-3-Clause |
+ +--------------------------------------------------------------------+
+ | Copyright (c) 2006-2014 Brian Aker https://datadifferential.com/ |
+ | Copyright (c) 2020-2021 Michael Wallner https://awesome.co/ |
+ +--------------------------------------------------------------------+
+*/
#include "mem_config.h"
#if HAVE_BACKTRACE
-#include BACKTRACE_HEADER
-
-#if HAVE_ABI____CXA_DEMANGLE
-# include <cxxabi.h>
-# define USE_DEMANGLE 1
-#else
-# define USE_DEMANGLE 0
-#endif
-
-#ifdef HAVE_DLFCN_H
-# include <dlfcn.h>
-#endif
-
-const int MAX_DEPTH= 50;
-
-void custom_backtrace(void)
-{
- void *backtrace_buffer[MAX_DEPTH +1];
-
- int stack_frames= backtrace(backtrace_buffer, MAX_DEPTH);
- if (stack_frames)
- {
- char **symbollist= backtrace_symbols(backtrace_buffer, stack_frames);
- if (symbollist)
- {
- for (int x= 0; x < stack_frames; x++)
- {
- bool was_demangled= false;
-
- if (USE_DEMANGLE)
- {
-#ifdef HAVE_DLFCN_H
+# include BACKTRACE_HEADER
+
+# ifdef HAVE_ABI____CXA_DEMANGLE
+# include <cxxabi.h>
+# endif
+
+# ifdef HAVE_DLFCN_H
+# include <dlfcn.h>
+# endif
+
+const int MAX_DEPTH = 50;
+
+void custom_backtrace(void) {
+ void *backtrace_buffer[MAX_DEPTH + 1];
+
+ int stack_frames = backtrace(backtrace_buffer, MAX_DEPTH);
+ if (stack_frames) {
+ char **symbollist = backtrace_symbols(backtrace_buffer, stack_frames);
+ if (symbollist) {
+ for (int x = 0; x < stack_frames; x++) {
+ bool was_demangled = false;
+
+# ifdef HAVE_ABI____CXA_DEMANGLE
+# ifdef HAVE_DLFCN_H
Dl_info dlinfo;
- if (dladdr(backtrace_buffer[x], &dlinfo))
- {
+ if (dladdr(backtrace_buffer[x], &dlinfo)) {
char demangled_buffer[1024];
- const char *called_in= "<unresolved>";
- if (dlinfo.dli_sname)
- {
- size_t demangled_size= sizeof(demangled_buffer);
+ const char *called_in = "<unresolved>";
+ if (dlinfo.dli_sname) {
+ size_t demangled_size = sizeof(demangled_buffer);
int status;
- char* demangled;
- if ((demangled= abi::__cxa_demangle(dlinfo.dli_sname, demangled_buffer, &demangled_size, &status)))
- {
- called_in= demangled;
+ char *demangled;
+ if ((demangled = abi::__cxa_demangle(dlinfo.dli_sname, demangled_buffer,
+ &demangled_size, &status))) {
+ called_in = demangled;
fprintf(stderr, "---> demangled: %s -> %s\n", demangled_buffer, demangled);
- }
- else
- {
- called_in= dlinfo.dli_sname;
+ } else {
+ called_in = dlinfo.dli_sname;
}
- was_demangled= true;
- fprintf(stderr, "#%d %p in %s at %s\n",
- x, backtrace_buffer[x],
- called_in,
+ was_demangled = true;
+ fprintf(stderr, "#%d %p in %s at %s\n", x, backtrace_buffer[x], called_in,
dlinfo.dli_fname);
}
}
-#endif
- }
+# endif
+# endif
- if (was_demangled == false)
- {
+ if (was_demangled == false) {
fprintf(stderr, "?%d %p in %s\n", x, backtrace_buffer[x], symbollist[x]);
}
}
}
}
-#else // HAVE_BACKTRACE
+#else // HAVE_BACKTRACE
-void custom_backtrace(void)
-{
+void custom_backtrace(void) {
fprintf(stderr, "Backtrace null function called\n");
}
#endif // HAVE_BACKTRACE
projects / awesomized / libmemcached / blobdiff