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a51cf49031
Add interface for configurable dwarf cache size * Use item size and round up to nearest power of 2. * Initial cache still exists in BSS. Without this, it means we would fail backtrace when out of memory. The test-mem test fails without this
102 lines
2.7 KiB
C
102 lines
2.7 KiB
C
/* libunwind - a platform-independent unwind library
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Copyright (C) 2004 Hewlett-Packard Co
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Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
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This file is part of libunwind.
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Copyright (c) 2003 Hewlett-Packard Co.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/* The purpose of this program is simply to link in all libunwind-API
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functions both in their local-only and generic variants and to make
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sure that the final result can be linked statically. */
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#include <stdio.h>
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#define UNW_LOCAL_ONLY
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#include <libunwind.h>
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#include "compiler.h"
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extern int test_generic (void);
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int verbose;
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#ifdef UNW_REMOTE_ONLY
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int
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test_local (void)
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{
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return 0;
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}
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#else /* !UNW_REMOTE_ONLY */
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static void *funcs[] =
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{
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(void *) &unw_get_reg,
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(void *) &unw_get_fpreg,
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(void *) &unw_set_reg,
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(void *) &unw_set_fpreg,
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(void *) &unw_resume,
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(void *) &unw_create_addr_space,
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(void *) &unw_destroy_addr_space,
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(void *) &unw_get_accessors,
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(void *) &unw_flush_cache,
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(void *) &unw_set_caching_policy,
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(void *) &unw_set_cache_size,
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(void *) &unw_regname,
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(void *) &unw_get_proc_info,
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(void *) &unw_get_save_loc,
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(void *) &unw_is_signal_frame,
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(void *) &unw_get_proc_name,
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(void *) &_U_dyn_register,
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(void *) &_U_dyn_cancel
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};
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int
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test_local (void)
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{
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unw_context_t uc;
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unw_cursor_t c;
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if (verbose)
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printf (__FILE__": funcs[0]=%p\n", funcs[0]);
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unw_getcontext (&uc);
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unw_init_local (&c, &uc);
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unw_init_remote (&c, unw_local_addr_space, &uc);
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return unw_step (&c);
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}
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#endif /* !UNW_REMOTE_ONLY */
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int
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main (int argc, char **argv UNUSED)
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{
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if (argc > 1)
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verbose = 1;
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if (test_local () < 0)
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return -1;
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if (test_generic () < 0)
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return -1;
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return 0;
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}
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