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sortix--sortix/libc/calltrace/calltrace.cpp
2013-12-17 14:30:38 +01:00

43 lines
1.5 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2012.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library 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 Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
calltrace/calltrace.cpp
Traverses the stack and prints the callstack.
*******************************************************************************/
#include <calltrace.h>
#include <errno.h>
#include <stdio.h>
#include <unistd.h>
extern "C" void asm_calltrace();
extern "C" void calltrace_print_function(size_t index, unsigned long ip)
{
fprintf(stdout, "[pid=%i %s] %zu: 0x%lx\n", getpid(),
program_invocation_short_name, index, ip);
}
extern "C" void calltrace()
{
fprintf(stdout, "[pid=%i %s] Calltrace: (%s)\n", getpid(),
program_invocation_short_name, program_invocation_name);
asm_calltrace();
}