/usr/include/gerris/utils.h is in libgfs-dev 20110329-dfsg.2-1build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 | /* Gerris - The GNU Flow Solver
* Copyright (C) 2001 National Institute of Water and Atmospheric Research
*
* 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., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef __UTILS_H__
#define __UTILS_H__
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#include <gmodule.h>
#include "ftt.h"
#ifdef HAVE_CONFIG_H
# include "config.h"
# ifdef HAVE_MPI
# include <mpi.h>
# define gfs_all_reduce(domain, p, type, op) { \
if ((domain)->pid >= 0) { \
union { int a; float b; double c;} global; \
MPI_Allreduce (&(p), &global, 1, type, op, MPI_COMM_WORLD); \
memcpy (&(p), &global, sizeof (p)); \
} \
}
# define gfs_error(pid, ...) { \
int rank; \
MPI_Comm_rank (MPI_COMM_WORLD, &rank); \
if (rank == (pid)) \
fprintf (stderr, __VA_ARGS__); \
else if ((pid) < 0) { \
int size; \
MPI_Comm_size (MPI_COMM_WORLD, &size); \
if (size > 1) { \
char name[MPI_MAX_PROCESSOR_NAME]; \
MPI_Get_processor_name (name, &size); \
fprintf (stderr, "PE %d (%s): ", rank, name); \
} \
fprintf (stderr, __VA_ARGS__); \
} \
}
# else /* doesn't HAVE_MPI */
/* gfs_all_reduce() defaults to nothing without MPI */
# define gfs_all_reduce(domain, p, type, op)
# define gfs_error(pid, ...) fprintf(stderr, __VA_ARGS__)
# endif /* doesn't HAVE_MPI */
#endif /* HAVE_CONFIG_H */
#ifndef M_PI
# define M_PI 3.14159265358979323846
#endif
#define GFS_DOUBLE_TO_POINTER(d) (*((gpointer *) &(d)))
#define GFS_NODATA G_MAXDOUBLE
#define GFS_HAS_DATA(cell,v) (GFS_VALUE (cell, v) != GFS_NODATA)
gboolean gfs_char_in_string (char c, const char * s);
gchar * gfs_file_statement (GtsFile * fp);
/* GfsGlobal: Header */
typedef struct _GfsGlobal GfsGlobal;
#define GFS_GLOBAL(obj) GTS_OBJECT_CAST (obj,\
GfsGlobal,\
gfs_global_class ())
#define GFS_IS_GLOBAL(obj) (gts_object_is_from_class (obj,\
gfs_global_class ()))
GtsObjectClass * gfs_global_class (void);
/* GfsFunction: Header */
typedef struct _GfsFunction GfsFunction;
typedef struct _GfsFunctionClass GfsFunctionClass;
struct _GfsFunctionClass {
GtsObjectClass parent_class;
};
#define GFS_FUNCTION(obj) GTS_OBJECT_CAST (obj,\
GfsFunction,\
gfs_function_class ())
#define GFS_FUNCTION_CLASS(klass) GTS_OBJECT_CLASS_CAST (klass,\
GfsFunctionClass,\
gfs_function_class())
#define GFS_IS_FUNCTION(obj) (gts_object_is_from_class (obj,\
gfs_function_class ()))
GfsFunctionClass * gfs_function_class (void);
GfsFunction * gfs_function_new (GfsFunctionClass * klass,
gdouble val);
GfsFunction * gfs_function_new_from_variable (GfsFunctionClass * klass,
GfsVariable * v);
void gfs_function_set_units (GfsFunction * f,
gdouble units);
gchar * gfs_function_description (GfsFunction * f,
gboolean truncate);
gdouble gfs_function_face_value (GfsFunction * f,
FttCellFace * fa);
gdouble gfs_function_value (GfsFunction * f,
FttCell * cell);
void gfs_function_set_constant_value (GfsFunction * f,
gdouble val);
gdouble gfs_function_get_constant_value (GfsFunction * f);
GfsVariable * gfs_function_get_variable (GfsFunction * f);
void gfs_function_read (GfsFunction * f,
gpointer domain,
GtsFile * fp);
void gfs_function_write (GfsFunction * f,
FILE * fp);
GString * gfs_function_expression (GtsFile * fp,
gboolean * is_expression);
/* GfsFunctionSpatial: Header */
#define GFS_IS_FUNCTION_SPATIAL(obj) (gts_object_is_from_class (obj,\
gfs_function_spatial_class ()))
typedef gdouble (* GfsFunctionSpatialFunc) (double x, double y, double z, double t);
GfsFunctionClass * gfs_function_spatial_class (void);
GfsFunction * gfs_function_spatial_new (GfsFunctionClass * klass,
GfsFunctionSpatialFunc func);
gdouble gfs_function_spatial_value (GfsFunction * f, const FttVector * p);
/* GfsFunctionMap: Header */
#define GFS_IS_FUNCTION_MAP(obj) (gts_object_is_from_class (obj,\
gfs_function_map_class ()))
GfsFunctionClass * gfs_function_map_class (void);
/* GfsFunctionConstant: Header */
#define GFS_IS_FUNCTION_CONSTANT(obj) (gts_object_is_from_class (obj,\
gfs_function_constant_class ()))
GfsFunctionClass * gfs_function_constant_class (void);
gdouble gfs_read_constant (GtsFile * fp,
gpointer domain);
GtsObjectClass * gfs_object_class_from_name (const gchar * name);
void gfs_eigenvalues (gdouble a[FTT_DIMENSION][FTT_DIMENSION],
gdouble d[FTT_DIMENSION],
gdouble v[FTT_DIMENSION][FTT_DIMENSION]);
gdouble gfs_matrix_inverse (gdouble ** m,
guint n,
gdouble pivmin);
gpointer gfs_matrix_new (guint n,
guint p,
guint size);
void gfs_matrix_free (gpointer m);
typedef struct {
gboolean started;
glong start, stop;
} GfsClock;
GfsClock * gfs_clock_new (void);
void gfs_clock_start (GfsClock * t);
void gfs_clock_stop (GfsClock * t);
gdouble gfs_clock_elapsed (GfsClock * t);
void gfs_clock_destroy (GfsClock * t);
FILE * gfs_union_open (FILE * fp,
int rank);
void gfs_union_close (FILE * fp,
int rank,
FILE * fpp);
/* GfsFormat: Header */
typedef struct _GfsFormat GfsFormat;
typedef enum {
GFS_ITER_FORMAT,
GFS_TIME_FORMAT,
GFS_PID_FORMAT,
GFS_NONE_FORMAT
} GfsFormatType;
struct _GfsFormat {
gchar * s;
GfsFormatType t;
};
GSList * gfs_format_new (const gchar * format,
GtsFile * fp,
gboolean * dynamic,
gboolean * parallel);
void gfs_format_destroy (GSList * f);
gchar * gfs_format_string (GSList * format,
gint pid,
guint niter,
gdouble time);
gdouble gfs_format_time_value (GSList * format,
const gchar * string);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __UTILS_H__ */
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