Graphviz  2.41.20170921.2350
general.h
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1 /* $Id$Revision: */
2 /* vim:set shiftwidth=4 ts=8: */
3 
4 /*************************************************************************
5  * Copyright (c) 2011 AT&T Intellectual Property
6  * All rights reserved. This program and the accompanying materials
7  * are made available under the terms of the Eclipse Public License v1.0
8  * which accompanies this distribution, and is available at
9  * http://www.eclipse.org/legal/epl-v10.html
10  *
11  * Contributors: See CVS logs. Details at http://www.graphviz.org/
12  *************************************************************************/
13 
14 #ifndef GENERAL_H
15 #define GENERAL_H
16 
17 #include <stdlib.h>
18 #include <stdio.h>
19 #include <math.h>
20 #include <string.h>
21 #include <assert.h>
22 /* Applications that do not use the common library can define STANDALONE
23  * to get definitions/definitions that are normally provided there.
24  * In particular, note that Verbose is declared but undefined.
25  */
26 #ifndef STANDALONE
27 #include <cgraph.h>
28 #include <globals.h>
29 #include <logic.h>
30 #include <arith.h>
31 #include <memory.h>
32 #endif /* STANDALONE */
33 
34 #define real double
35 
36 #define set_flag(a, flag) ((a)=((a)|(flag)))
37 #define test_flag(a, flag) ((a)&(flag))
38 #define clear_flag(a, flag) ((a) &=(~(flag)))
39 
40 #ifdef STANDALONE
41 #define MALLOC malloc
42 #define REALLOC realloc
43 
44 #define N_NEW(n,t) (t*)malloc((n)*sizeof(t))
45 #define NEW(t) (t*)malloc(sizeof(t))
46 #define MAX(a,b) ((a)>(b)?(a):b)
47 #define MIN(a,b) ((a)<(b)?(a):b)
48 #define ABS(a) (((a)>0)?(a):(-(a)))
49 
50 #ifdef TRUE
51 #undef TRUE
52 #endif
53 #define TRUE 1
54 
55 #ifdef FALSE
56 #undef FALSE
57 #endif
58 #define FALSE 0
59 
60 #define MAXINT 1<<30
61 #define PI 3.14159
62 
63 #define POINTS(inch) 72*(inch)
64 
65 typedef unsigned int boolean;
66 extern unsigned char Verbose;
67 
68 #else /* STANDALONE */
69 #define MALLOC gmalloc
70 #define REALLOC grealloc
71 #endif /* STANDALONE */
72 
73 #define FREE free
74 #define MEMCPY memcpy
75 
76 #ifndef DEBUG
77 #ifndef NDEBUG
78 #define NDEBUG /* switch off assert*/
79 #endif
80 #endif
81 
82 #ifdef DEBUG
83 extern double _statistics[10];
84 #endif
85 
86 
87 extern int irand(int n);
88 extern real drand(void);
89 extern int *random_permutation(int n);/* random permutation of 0 to n-1 */
90 
91 
92 real* vector_subtract_to(int n, real *x, real *y);/* y = x-y */
93 real* vector_subtract_from(int n, real *x, real *y);/* y = y-x */
94 real* vector_add_to(int n, real *x, real *y);
95 
96 real vector_product(int n, real *x, real *y);
97 
98 real* vector_saxpy(int n, real *x, real *y, real beta); /* y = x+beta*y */
99 
100 
101 real* vector_saxpy2(int n, real *x, real *y, real beta);/* x = x+beta*y */
102 
103 /* take m elements v[p[i]]],i=1,...,m and oput in u. u will be assigned if *u = NULL */
104 void vector_take(int n, real *v, int m, int *p, real **u);
105 void vector_float_take(int n, float *v, int m, int *p, float **u);
106 
107 /* give the position of the lagest, second largest etc in vector v if ascending = TRUE
108  or
109  give the position of the smallest, second smallest etc in vector v if ascending = TRUE.
110  results in p. If *p == NULL, p is assigned.
111 */
112 void vector_ordering(int n, real *v, int **p, int ascending);
113 void vector_sort_real(int n, real *v, int ascending);
114 void vector_sort_int(int n, int *v, int ascending);
115 real vector_median(int n, real *x);
116 real vector_percentile(int n, real *x, real y);/* find the value such that y% of element of vector x is <= that value.*/
117 
118 void vector_print(char *s, int n, real *x);
119 
120 #define MACHINEACC 1.0e-16
121 #define SQRT_MACHINEACC 1.0e-8
122 
123 
124 int excute_system_command3(char *s1, char *s2, char *s3);
125 int excute_system_command(char *s1, char *s2);
126 
127 #define MINDIST 1.e-15
128 
129 enum {UNMATCHED = -1};
130 
131 
132 real distance(real *x, int dim, int i, int j);
133 real distance_cropped(real *x, int dim, int i, int j);
134 
135 real point_distance(real *p1, real *p2, int dim);
136 
137 char *strip_dir(char *s);
138 
139 void scale_to_box(real xmin, real ymin, real xmax, real ymax, int n, int dim, real *x);
140 
141 /* check to see if this is a string is integer (that can be casted into an integer variable hence very long list of digits are not valid, like 123456789012345. Return 1 if true, 0 if false. */
142 int validQ_int_string(char *to_convert, int *v);
143 
144 /* check to see if this is a string of digits consists of 0-9 */
145 int digitsQ(char *to_convert);
146 
147 #endif
148 
149 
150 
void s1(graph_t *, node_t *)
Definition: stuff.c:686
real * vector_saxpy(int n, real *x, real *y, real beta)
Definition: general.c:108
int excute_system_command(char *s1, char *s2)
Definition: general.c:267
double xmax
Definition: geometry.c:20
real drand()
Definition: general.c:52
unsigned char boolean
Definition: types.h:24
real point_distance(real *p1, real *p2, int dim)
Definition: general.c:291
void vector_take(int n, real *v, int m, int *p, real **u)
Definition: general.c:132
void scale_to_box(real xmin, real ymin, real xmax, real ymax, int n, int dim, real *x)
Definition: general.c:312
void vector_float_take(int n, float *v, int m, int *p, float **u)
Definition: general.c:145
double xmin
Definition: geometry.c:20
real * vector_add_to(int n, real *x, real *y)
Definition: general.c:94
double ymax
Definition: geometry.c:20
real distance(real *x, int dim, int i, int j)
real * vector_saxpy2(int n, real *x, real *y, real beta)
Definition: general.c:115
double ymin
Definition: geometry.c:20
real * vector_subtract_to(int n, real *x, real *y)
Definition: general.c:88
int * random_permutation(int n)
Definition: general.c:63
char * strip_dir(char *s)
Definition: general.c:299
int digitsQ(char *s)
Definition: general.c:347
int validQ_int_string(char *to_convert, int *v)
Definition: general.c:354
real vector_product(int n, real *x, real *y)
Definition: general.c:101
void vector_ordering(int n, real *v, int **p, int ascending)
Definition: general.c:210
Definition: grammar.c:79
void vector_sort_real(int n, real *v, int ascending)
Definition: general.c:243
int irand(int n)
Definition: general.c:56
EXTERN unsigned char Verbose
Definition: globals.h:64
real vector_median(int n, real *x)
Definition: general.c:21
void vector_sort_int(int n, int *v, int ascending)
Definition: general.c:250
real vector_percentile(int n, real *x, real y)
Definition: general.c:35
real * vector_subtract_from(int n, real *x, real *y)
Definition: general.c:82
real distance_cropped(real *x, int dim, int i, int j)
void vector_print(char *s, int n, real *x)
Definition: general.c:122
int excute_system_command3(char *s1, char *s2, char *s3)
Definition: general.c:258
#define real
Definition: general.h:34