debug.c File Reference

Implements the malloc replacements as described in debug.h. More...

#include <mpi.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include "utils.h"
#include "communication.h"
#include "cells.h"
#include "grid.h"
#include "integrate.h"

Include dependency graph for debug.c:

Go to the source code of this file.

Functions
void *	__realloc (void *old, unsigned int size, char *where, int line)
	memory allocation test routine
void *	__malloc (unsigned int size, char *where, int line)
	memory allocation test routine
void	__free (void *p, char *where, int line)
	memory allocation test routine
void	core ()
	this functions kills the task with SIGSEGV
void	check_particle_consistency ()
	this performs a lot of tests which will very likely detect corruptions of local_particles and the cell structure.
void	check_particles ()
	check the consistency of the cells and particle_node.
void	print_particle_positions ()
	Print all particle positions contained in cells::cells array.
void	print_particle_forces ()
	Print all particle forces contained in cells::cells array.
Variables
int	regular_exit = 0
	by setting this variable to 1, a regular exit is indicated.
static int	core_done = 0
int	check_id = ONEPART_DEBUG_ID
	Identity of the particle to check extensively if ONEPART_DEBUG is defined.

---

Detailed Description

Implements the malloc replacements as described in debug.h.

Definition in file debug.c.

---

Function Documentation

void __free	(	void *	p,
		char *	where,
		int	line
	)

memory allocation test routine

Definition at line 79 of file debug.c.

References free, and this_node.

void* __malloc	(	unsigned int	size,
		char *	where,
		int	line
	)

memory allocation test routine

Definition at line 68 of file debug.c.

References malloc, and this_node.

void* __realloc	(	void *	old,
		unsigned int	size,
		char *	where,
		int	line
	)

memory allocation test routine

Definition at line 54 of file debug.c.

References free, realloc, and this_node.

void check_particle_consistency

(

)

this performs a lot of tests which will very likely detect corruptions of local_particles and the cell structure.

Definition at line 100 of file debug.c.

References box_l, CellPList::cell, CELL_TRACE, errexit(), ghost_cells, ParticleProperties::identity, local_cells, local_particles, max_seen_particle, CellPList::n, ParticleList::n, n_total_particles, ParticlePosition::p, Particle::p, ParticleList::part, PERIODIC, Particle::r, ROUND_ERROR_PREC, and this_node.

Referenced by cells_resort_particles(), dd_exchange_and_sort_particles(), and nsq_balance_particles().

void check_particles

(

)

check the consistency of the cells and particle_node.

Called from mpi_bcast_event(CHECK_PARTICLES)

Definition at line 187 of file debug.c.

References box_l, CellPList::cell, CELL_TRACE, comm_cart, errexit(), free, ParticleProperties::identity, local_cells, local_particles, malloc, max_seen_particle, MPI_Bcast(), MPI_INT, CellPList::n, ParticleList::n, n_total_particles, Particle::p, ParticleList::part, particle_node, PERIODIC, skin, skin2, and this_node.

Referenced by mpi_bcast_event_slave().

void core

(

)

this functions kills the task with SIGSEGV

Definition at line 87 of file debug.c.

References core_done, regular_exit, and this_node.

Referenced by errexit(), mpi_core(), and on_program_start().

void print_particle_forces

(

)

Print all particle forces contained in cells::cells array.

Definition at line 314 of file debug.c.

References cells, ParticleForce::f, Particle::f, ParticleList::n, n_cells, ParticleList::part, and this_node.

void print_particle_positions

(

)

Print all particle positions contained in cells::cells array.

Definition at line 295 of file debug.c.

References cells, ParticleList::n, n_cells, ParticlePosition::p, ParticleList::part, Particle::r, and this_node.

---

Variable Documentation

int check_id = ONEPART_DEBUG_ID

Identity of the particle to check extensively if ONEPART_DEBUG is defined.

Definition at line 45 of file debug.c.

Referenced by add_buck_pair_force(), add_dh_coulomb_pair_force(), add_hat_pair_force(), add_interrf_pair_force(), add_lj_pair_force(), add_ljangle_pair_force(), add_ljcos2_pair_force(), add_ljcos_pair_force(), add_ljgen_pair_force(), add_morse_pair_force(), add_rf_coulomb_pair_force_no_cutoff(), add_soft_pair_force(), add_tunable_slip_pair_force(), build_verlet_lists_and_calc_verlet_ia(), build_verlet_lists_and_calc_verlet_ia_iccp3m(), calc_endangledist_pair_force(), calc_fene_pair_force(), calc_harmonic_pair_force(), calc_overlap_bond_force(), calc_particle_lattice_ia(), calc_stretching_force_pair_force(), calc_subt_lj_pair_force(), calc_tab_bond_force(), convert_initial_torques(), convert_torques_propagate_omega(), dp3m_assign_forces_dip(), friction_thermo_langevin(), friction_thermo_langevin_rotation(), lb_viscous_coupling(), P3M_assign_forces(), P3M_assign_torques(), propagate_omega_quat_particle(), propagate_press_box_pos_and_rescale_npt(), propagate_vel(), propagate_vel_pos(), rescale_forces(), and rescale_forces_propagate_vel().

int core_done = 0 [static]

Definition at line 42 of file debug.c.

Referenced by core().

int regular_exit = 0

by setting this variable to 1, a regular exit is indicated.

In that case, no core dump is generated.

Definition at line 38 of file debug.c.

Referenced by core(), mpi_stop(), and mpi_stop_slave().