xref: /petsc/include/petscoptions.h (revision fcca9d3d5c45103cafcd0f6bc9babe194d935ced)
1 /* $Id: petscoptions.h,v 1.46 2001/09/07 20:13:16 bsmith Exp $ */
2 /*
3    Routines to determine options set in the options database.
4 */
5 #if !defined(__PETSCOPTIONS_H)
6 #define __PETSCOPTIONS_H
7 #include "petsc.h"
8 PETSC_EXTERN_CXX_BEGIN
9 
10 EXTERN int  PetscOptionsHasName(const char[],const char[],PetscTruth*);
11 EXTERN int  PetscOptionsGetInt(const char[],const char [],int *,PetscTruth*);
12 EXTERN int  PetscOptionsGetLogical(const char[],const char [],PetscTruth *,PetscTruth*);
13 EXTERN int  PetscOptionsGetReal(const char[],const char[],PetscReal *,PetscTruth*);
14 EXTERN int  PetscOptionsGetScalar(const char[],const char[],PetscScalar *,PetscTruth*);
15 EXTERN int  PetscOptionsGetIntArray(const char[],const char[],int[],int *,PetscTruth*);
16 EXTERN int  PetscOptionsGetRealArray(const char[],const char[],PetscReal[],int *,PetscTruth*);
17 EXTERN int  PetscOptionsGetString(const char[],const char[],char[],int,PetscTruth*);
18 EXTERN int  PetscOptionsGetStringArray(const char[],const char[],char*[],int*,PetscTruth*);
19 
20 EXTERN int  PetscOptionsSetAlias(const char[],const char[]);
21 EXTERN int  PetscOptionsSetValue(const char[],const char[]);
22 EXTERN int  PetscOptionsClearValue(const char[]);
23 
24 EXTERN int  PetscOptionsAllUsed(int *);
25 EXTERN int  PetscOptionsLeft(void);
26 EXTERN int  PetscOptionsPrint(FILE *);
27 
28 EXTERN int  PetscOptionsCreate(void);
29 EXTERN int  PetscOptionsInsert(int *,char ***,const char[]);
30 EXTERN int  PetscOptionsInsertFile(const char[]);
31 EXTERN int  PetscOptionsInsertString(const char[]);
32 EXTERN int  PetscOptionsDestroy(void);
33 
34 EXTERN int  PetscOptionsReject(const char[],const char[]);
35 EXTERN int  PetscOptionsGetAll(char*[]);
36 
37 EXTERN int  PetscOptionsGetenv(MPI_Comm,const char[],char[],int,PetscTruth *);
38 EXTERN int  PetscOptionsAtoi(const char[],int*);
39 EXTERN int  PetscOptionsAtod(const char[],PetscReal*);
40 
41 extern PetscTruth PetscOptionsPublish;
42 extern int        PetscOptionsPublishCount;
43 
44 /*MC
45     PetscOptionsBegin - Begins a set of queries on the options database that are related and should be
46      displayed on the same window of a GUI that allows the user to set the options interactively.
47 
48    Synopsis: int PetscOptionsBegin(MPI_Comm comm,const char prefix[],const char title[],const char mansec[])
49 
50     Collective on MPI_Comm
51 
52   Input Parameters:
53 +   comm - communicator that shares GUI
54 .   prefix - options prefix for all options displayed on window
55 .   title - short descriptive text, for example "Krylov Solver Options"
56 -   mansec - section of manual pages for options, for example KSP
57 
58   Level: intermediate
59 
60   Notes: Needs to be ended by a call the PetscOptionsEnd()
61 
62          Can add subheadings with PetscOptionsHead()
63 
64 .seealso: PetscOptionsGetReal(), PetscOptionsHasName(), PetscOptionsGetString(), PetscOptionsGetInt(),
65           PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsLogical()
66           PetscOptionsInt(), PetscOptionsString(), PetscOptionsReal(), PetscOptionsLogical(),
67           PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(),
68           PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(),
69           PetscOptionsLogicalGroupBegin(), PetscOptionsLogicalGroup(), PetscOptionsLogicalGroupEnd(),
70           PetscOptionsList(), PetscOptionsEList()
71 
72 M*/
73 #define    PetscOptionsBegin(comm,prefix,mess,sec) 0; {\
74              for (PetscOptionsPublishCount=(PetscOptionsPublish?-1:1); PetscOptionsPublishCount<2; PetscOptionsPublishCount++) {\
75              int _5_ierr = PetscOptionsBegin_Private(comm,prefix,mess,sec);CHKERRQ(_5_ierr);
76 
77 /*MC
78     PetscOptionsEnd - Ends a set of queries on the options database that are related and should be
79      displayed on the same window of a GUI that allows the user to set the options interactively.
80 
81     Collective on the MPI_Comm used in PetscOptionsBegin()
82 
83    Synopsis: int PetscOptionsEnd(void)
84 
85   Level: intermediate
86 
87   Notes: Needs to be preceded by a call to PetscOptionsBegin()
88 
89 .seealso: PetscOptionsGetReal(), PetscOptionsHasName(), PetscOptionsGetString(), PetscOptionsGetInt(),
90           PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsLogical()
91           PetscOptionsInt(), PetscOptionsString(), PetscOptionsReal(), PetscOptionsLogical(),
92           PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(),
93           PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(),
94           PetscOptionsLogicalGroupBegin(), PetscOptionsLogicalGroup(), PetscOptionsLogicalGroupEnd(),
95           PetscOptionsList(), PetscOptionsEList()
96 
97 M*/
98 #define    PetscOptionsEnd() _5_ierr = PetscOptionsEnd_Private();CHKERRQ(_5_ierr);}}
99 
100 EXTERN int PetscOptionsBegin_Private(MPI_Comm,const char[],const char[],const char[]);
101 EXTERN int PetscOptionsEnd_Private(void);
102 EXTERN int PetscOptionsHead(const char[]);
103 
104 /*MC
105      PetscOptionsTail - Ends a section of options begun with PetscOptionsHead()
106             See, for example, KSPSetFromOptions_GMRES().
107 
108    Collective on the communicator passed in PetscOptionsBegin()
109 
110    Synopsis: int PetscOptionsTail(void)
111 
112   Level: intermediate
113 
114    Notes: Must be between a PetscOptionsBegin() and a PetscOptionsEnd()
115 
116           Must be preceded by a call to PetscOptionsHead() in the same function.
117 
118    Concepts: options database^subheading
119 
120 .seealso: PetscOptionsGetInt(), PetscOptionsGetReal(),
121            PetscOptionsHasName(), PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsLogical(),
122           PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(),
123           PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(),
124           PetscOptionsLogicalGroupBegin(), PetscOptionsLogicalGroup(), PetscOptionsLogicalGroupEnd(),
125           PetscOptionsList(), PetscOptionsEList()
126 M*/
127 #define    PetscOptionsTail() 0; {if (PetscOptionsPublishCount != 1) PetscFunctionReturn(0);}
128 
129 EXTERN int PetscOptionsInt(const char[],const char[],const char[],int,int*,PetscTruth*);
130 EXTERN int PetscOptionsReal(const char[],const char[],const char[],PetscReal,PetscReal*,PetscTruth*);
131 EXTERN int PetscOptionsScalar(const char[],const char[],const char[],PetscScalar,PetscScalar*,PetscTruth*);
132 EXTERN int PetscOptionsName(const char[],const char[],const char[],PetscTruth*);
133 EXTERN int PetscOptionsString(const char[],const char[],const char[],const char[],char*,int,PetscTruth*);
134 EXTERN int PetscOptionsLogical(const char[],const char[],const char[],PetscTruth,PetscTruth*,PetscTruth*);
135 EXTERN int PetscOptionsLogicalGroupBegin(const char[],const char[],const char[],PetscTruth*);
136 EXTERN int PetscOptionsLogicalGroup(const char[],const char[],const char[],PetscTruth*);
137 EXTERN int PetscOptionsLogicalGroupEnd(const char[],const char[],const char[],PetscTruth*);
138 EXTERN int PetscOptionsList(const char[],const char[],const char[],PetscFList,const char[],char[],int,PetscTruth*);
139 EXTERN int PetscOptionsEList(const char[],const char[],const char[],const char*[],int,const char[],int*,PetscTruth*);
140 EXTERN int PetscOptionsRealArray(const char[],const char[],const char[],PetscReal[],int*,PetscTruth*);
141 EXTERN int PetscOptionsIntArray(const char[],const char[],const char[],int[],int*,PetscTruth*);
142 EXTERN int PetscOptionsStringArray(const char[],const char[],const char[],char*[],int*,PetscTruth*);
143 
144 PETSC_EXTERN_CXX_END
145 #endif
146