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subexpr.h
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1 #ifndef SUBEXPR_H
2 #define SUBEXPR_H
3 /****************************************
4 * Computer Algebra System SINGULAR *
5 ****************************************/
6 /*
7 * ABSTRACT: handling of leftv
8 */
9 
10 #include <string.h>
11 
12 #include "polys/monomials/ring.h"
13 
14 //#include "Singular/ipid.h"
15 
16 #include "kernel/mod2.h"
17 #include "Singular/grammar.h"
18 #include "Singular/tok.h"
19 #include "Singular/attrib.h"
20 #include "Singular/fevoices.h" /* for sNoName_fe*/
21 
24 {
25 public:
26  long proc_start; // position where proc is starting
27  long proc_end; // position where proc is ending
28  long def_end; // position where proc header is ending
29  long help_start; // position where help is starting
30  long help_end; // position where help is starting
31  long body_start; // position where proc-body is starting
32  long body_end; // position where proc-body is ending
33  long example_start; // position where example is starting
36  char *body;
38 };
40 {
41 //public:
42  BOOLEAN (*function)(leftv res, leftv v);
43 };
44 
46 {
47 public:
48  proc_singular s; // data of Singular-procedure
49  struct proc_object o; // pointer to binary-function
50 };
51 typedef union uprocinfodata procinfodata;
52 
53 class procinfo
54 {
55 public:
56  char *libname;
57  char *procname;
58  package pack;
60  short ref;
61  char is_static; // if set, proc not accessible for user
62  char trace_flag;
63  procinfodata data;
64 };
65 
66 typedef procinfo * procinfov;
67 
68 struct _ssubexpr
69 {
70  struct _ssubexpr * next;
71  int start;
72 };
73 
74 typedef struct _ssubexpr *Subexpr;
75 
76 extern BOOLEAN siq;
77 
78 class sleftv;
79 typedef sleftv * leftv;
80 
81 /// Class used for (list of) interpreter objects
82 class sleftv
83 {
84  public:
85  /* !! do not change the first 6 entries !! (see ipid.h: idrec) */
87  const char *name;
88  void * data;
91  int rtyp;
92  /* the type of the expression, describes the data field
93  * (E) markes the type field in iparith
94  * (S) markes the rtyp in sleftv
95  * ANY_TYPE: data is int: real type or 0 (E)
96  * DEF_CMD: all types, no change in sleftv (E)
97  * IDHDL: existing variable (E)
98  * IDHDL: variable, data is idhdl (S)
99  * COMMAND: data is command (S)
100  * INT_CMD: int constant, data is int (E,S)
101  * INTVEC_CMD: intvec constant, data is intvec * (E,S)
102  * POLY_CMD: poly constant, data is poly (E,S)
103  * ....
104  */
105  Subexpr e; /* holds the indices for indexed values */
106  package req_packhdl;
107  inline void Init() { memset(this,0,sizeof(*this)); }
108  void CleanUp(ring r=currRing);
109 
110  /// Called by type_cmd (e.g. "r;") or as default in jPRINT
111  void Print(leftv store=NULL,int spaces=0);
112 
113  /// Called for conversion to string (used by string(..), write(..),..)
114  char * String(void *d=NULL, BOOLEAN typed = FALSE, int dim = 1);
115 
116  void Copy(leftv e);
117  attr CopyA();
118  void * CopyD(int t);
119  void * CopyD() { return CopyD(Typ()); }
120  inline const char * Name()
121  {
122  if ((name!=NULL) && (e==NULL)) return name;
123  else return sNoName_fe;
124  }
125  inline const char * Fullname()
126  {
127  if ((name!=NULL) && (e==NULL)) return(this->name);
128  else return sNoName_fe;
129  }
130  int Typ();
131  int LTyp(); /* returns LIST_CMD for l[i], otherwise returns Typ() */
132  void * Data();
133  leftv LData(); /* returns &(l[i]) for l[i], otherwise returns this */
134  //leftv LHdl();
135  attr * Attribute();
136  inline leftv Next() { return next; }
137  int listLength();
138  int Eval(); /*replace a COMMAND by its result otherwise by CopyD*/
140 };
141 
142 inline BOOLEAN RingDependend(int t) { return (BEGIN_RING<t)&&(t<END_RING); }
143 extern sleftv sLastPrinted;
144 
145 void syMake(leftv v,const char * name, package pa = NULL);
147 
149 {
150  pi->ref++;
151  return pi;
152 }
154 const char *piProcinfo(procinfov pi, const char *request);
155 void piShowProcinfo(procinfov pi, char *txt);
156 #ifdef HAVE_LIBPARSER
157 class libstack;
158 typedef libstack * libstackv;
159 
160 class libstack
161 {
162  public:
164  char *libname;
166  int cnt;
167  void push(const char *p, char * libname);
168  libstackv pop(const char *p);
169  inline char *get() { return(libname); }
170 };
171 #endif /* HAVE_LIBPARSER */
172 
173 extern omBin sSubexpr_bin;
174 extern omBin procinfo_bin;
175 extern omBin libstack_bin;
176 
177 void s_internalDelete(const int t, void *d, const ring r);
178 
179 #endif
int BOOLEAN
Definition: auxiliary.h:85
#define FALSE
Definition: auxiliary.h:94
int l
Definition: cfEzgcd.cc:93
int p
Definition: cfModGcd.cc:4019
libstackv next
Definition: subexpr.h:163
int cnt
Definition: subexpr.h:166
char * get()
Definition: subexpr.h:169
char * libname
Definition: subexpr.h:164
BOOLEAN to_be_done
Definition: subexpr.h:165
Definition: attrib.h:21
Class used for (list of) interpreter objects.
Definition: subexpr.h:83
const char * name
Definition: subexpr.h:87
int rtyp
Definition: subexpr.h:91
void Init()
Definition: subexpr.h:107
leftv next
Definition: subexpr.h:86
void * CopyD()
Definition: subexpr.h:119
const char * Fullname()
Definition: subexpr.h:125
void * data
Definition: subexpr.h:88
leftv Next()
Definition: subexpr.h:136
BITSET flag
Definition: subexpr.h:90
Subexpr e
Definition: subexpr.h:105
const char * Name()
Definition: subexpr.h:120
attr attribute
Definition: subexpr.h:89
#define Print
Definition: emacs.cc:80
CanonicalForm res
Definition: facAbsFact.cc:64
const Variable & v
< [in] a sqrfree bivariate poly
Definition: facBivar.h:37
char name(const Variable &v)
Definition: factory.h:180
const char sNoName_fe[]
Definition: fevoices.cc:56
static number Copy(number a, const coeffs r)
Definition: flintcf_Q.cc:229
@ END_RING
Definition: grammar.cc:308
@ BEGIN_RING
Definition: grammar.cc:282
static Poly * h
Definition: janet.cc:972
ListNode * next
Definition: janet.h:31
#define pi
Definition: libparse.cc:1143
#define NULL
Definition: omList.c:10
omBin_t * omBin
Definition: omStructs.h:12
ring currRing
Widely used global variable which specifies the current polynomial ring for Singular interpreter and ...
Definition: polys.cc:13
ip_package * package
Definition: structs.h:46
#define BITSET
Definition: structs.h:18
char * libname
Definition: subexpr.h:56
language_defs language
Definition: subexpr.h:59
int start
Definition: subexpr.h:71
procinfov piCopy(procinfov pi)
Definition: subexpr.h:148
char * body
Definition: subexpr.h:36
long help_start
Definition: subexpr.h:29
const char * piProcinfo(procinfov pi, const char *request)
Definition: ipid.cc:632
int example_lineno
Definition: subexpr.h:35
procinfodata data
Definition: subexpr.h:63
sleftv sLastPrinted
Definition: subexpr.cc:51
char * procname
Definition: subexpr.h:57
long def_end
Definition: subexpr.h:28
BOOLEAN siq
Definition: subexpr.cc:53
void s_internalDelete(const int t, void *d, const ring r)
Definition: subexpr.cc:491
sleftv * leftv
Definition: subexpr.h:78
long help_end
Definition: subexpr.h:30
long proc_end
Definition: subexpr.h:27
long example_start
Definition: subexpr.h:33
char trace_flag
Definition: subexpr.h:62
struct _ssubexpr * next
Definition: subexpr.h:70
long help_chksum
Definition: subexpr.h:37
void piShowProcinfo(procinfov pi, char *txt)
proc_singular s
Definition: subexpr.h:48
omBin procinfo_bin
Definition: subexpr.cc:47
char is_static
Definition: subexpr.h:61
long proc_start
Definition: subexpr.h:26
language_defs
Definition: subexpr.h:22
@ LANG_MAX
Definition: subexpr.h:22
@ LANG_SINGULAR
Definition: subexpr.h:22
@ LANG_NONE
Definition: subexpr.h:22
@ LANG_MIX
Definition: subexpr.h:22
@ LANG_C
Definition: subexpr.h:22
@ LANG_TOP
Definition: subexpr.h:22
long body_start
Definition: subexpr.h:31
omBin libstack_bin
Definition: subexpr.cc:48
short ref
Definition: subexpr.h:60
BOOLEAN piKill(procinfov l)
Definition: ipid.cc:656
omBin sSubexpr_bin
Definition: subexpr.cc:45
struct proc_object o
Definition: subexpr.h:49
BOOLEAN assumeStdFlag(leftv h)
Definition: subexpr.cc:1471
BOOLEAN RingDependend(int t)
Definition: subexpr.h:142
procinfo * procinfov
Definition: subexpr.h:66
long body_end
Definition: subexpr.h:32
int body_lineno
Definition: subexpr.h:34
libstack * libstackv
Definition: subexpr.h:157
void syMake(leftv v, const char *name, package pa=NULL)
Definition: subexpr.cc:1497
int dim(ideal I, ring r)