xref: /petsc/include/petscoptions.h (revision 8bc8193efbc389280f83b3d41dffa9e2d23e2ace)
1 /*
2    Routines to determine options set in the options database.
3 */
4 #if !defined(__PETSCOPTIONS_H)
5 #define __PETSCOPTIONS_H
6 #include "petsc.h"
7 PETSC_EXTERN_CXX_BEGIN
8 
9 EXTERN PetscErrorCode  PetscOptionsHasName(const char[],const char[],PetscTruth*);
10 EXTERN PetscErrorCode  PetscOptionsGetInt(const char[],const char [],PetscInt *,PetscTruth*);
11 EXTERN PetscErrorCode  PetscOptionsGetLogical(const char[],const char [],PetscTruth *,PetscTruth*);
12 EXTERN PetscErrorCode  PetscOptionsGetReal(const char[],const char[],PetscReal *,PetscTruth*);
13 EXTERN PetscErrorCode  PetscOptionsGetScalar(const char[],const char[],PetscScalar *,PetscTruth*);
14 EXTERN PetscErrorCode  PetscOptionsGetIntArray(const char[],const char[],PetscInt[],PetscInt *,PetscTruth*);
15 EXTERN PetscErrorCode  PetscOptionsGetRealArray(const char[],const char[],PetscReal[],PetscInt *,PetscTruth*);
16 EXTERN PetscErrorCode  PetscOptionsGetString(const char[],const char[],char[],size_t,PetscTruth*);
17 EXTERN PetscErrorCode  PetscOptionsGetStringArray(const char[],const char[],char*[],PetscInt*,PetscTruth*);
18 
19 EXTERN PetscErrorCode  PetscOptionsSetAlias(const char[],const char[]);
20 EXTERN PetscErrorCode  PetscOptionsSetValue(const char[],const char[]);
21 EXTERN PetscErrorCode  PetscOptionsClearValue(const char[]);
22 
23 EXTERN PetscErrorCode  PetscOptionsAllUsed(int*);
24 EXTERN PetscErrorCode  PetscOptionsLeft(void);
25 EXTERN PetscErrorCode  PetscOptionsPrint(FILE *);
26 
27 EXTERN PetscErrorCode  PetscOptionsCreate(void);
28 EXTERN PetscErrorCode  PetscOptionsInsert(int*,char ***,const char[]);
29 EXTERN PetscErrorCode  PetscOptionsInsertFile(const char[]);
30 EXTERN PetscErrorCode  PetscOptionsInsertString(const char[]);
31 EXTERN PetscErrorCode  PetscOptionsDestroy(void);
32 
33 EXTERN PetscErrorCode  PetscOptionsReject(const char[],const char[]);
34 EXTERN PetscErrorCode  PetscOptionsGetAll(char*[]);
35 
36 EXTERN PetscErrorCode  PetscOptionsGetenv(MPI_Comm,const char[],char[],size_t,PetscTruth *);
37 EXTERN PetscErrorCode  PetscOptionsAtoi(const char[],PetscInt*);
38 EXTERN PetscErrorCode  PetscOptionsAtod(const char[],PetscReal*);
39 
40 extern PetscTruth PetscOptionsPublish;
41 extern int        PetscOptionsPublishCount;
42 
43 /*MC
44     PetscOptionsBegin - Begins a set of queries on the options database that are related and should be
45      displayed on the same window of a GUI that allows the user to set the options interactively.
46 
47    Synopsis: PetscErrorCode PetscOptionsBegin(MPI_Comm comm,const char prefix[],const char title[],const char mansec[])
48 
49     Collective on MPI_Comm
50 
51   Input Parameters:
52 +   comm - communicator that shares GUI
53 .   prefix - options prefix for all options displayed on window
54 .   title - short descriptive text, for example "Krylov Solver Options"
55 -   mansec - section of manual pages for options, for example KSP
56 
57   Level: intermediate
58 
59   Notes: Needs to be ended by a call the PetscOptionsEnd()
60 
61          Can add subheadings with PetscOptionsHead()
62 
63 .seealso: PetscOptionsGetReal(), PetscOptionsHasName(), PetscOptionsGetString(), PetscOptionsGetInt(),
64           PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsLogical()
65           PetscOptionsInt(), PetscOptionsString(), PetscOptionsReal(), PetscOptionsLogical(),
66           PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(),
67           PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(),
68           PetscOptionsLogicalGroupBegin(), PetscOptionsLogicalGroup(), PetscOptionsLogicalGroupEnd(),
69           PetscOptionsList(), PetscOptionsEList()
70 
71 M*/
72 #define    PetscOptionsBegin(comm,prefix,mess,sec) 0; {\
73              for (PetscOptionsPublishCount=(PetscOptionsPublish?-1:1); PetscOptionsPublishCount<2; PetscOptionsPublishCount++) {\
74              int _5_ierr = PetscOptionsBegin_Private(comm,prefix,mess,sec);CHKERRQ(_5_ierr);
75 
76 /*MC
77     PetscOptionsEnd - Ends a set of queries on the options database that are related and should be
78      displayed on the same window of a GUI that allows the user to set the options interactively.
79 
80     Collective on the MPI_Comm used in PetscOptionsBegin()
81 
82    Synopsis: PetscErrorCode PetscOptionsEnd(void)
83 
84   Level: intermediate
85 
86   Notes: Needs to be preceded by a call to PetscOptionsBegin()
87 
88 .seealso: PetscOptionsGetReal(), PetscOptionsHasName(), PetscOptionsGetString(), PetscOptionsGetInt(),
89           PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsLogical()
90           PetscOptionsInt(), PetscOptionsString(), PetscOptionsReal(), PetscOptionsLogical(),
91           PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(),
92           PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(),
93           PetscOptionsLogicalGroupBegin(), PetscOptionsLogicalGroup(), PetscOptionsLogicalGroupEnd(),
94           PetscOptionsList(), PetscOptionsEList()
95 
96 M*/
97 #define    PetscOptionsEnd() _5_ierr = PetscOptionsEnd_Private();CHKERRQ(_5_ierr);}}
98 
99 EXTERN PetscErrorCode PetscOptionsBegin_Private(MPI_Comm,const char[],const char[],const char[]);
100 EXTERN PetscErrorCode PetscOptionsEnd_Private(void);
101 EXTERN PetscErrorCode PetscOptionsHead(const char[]);
102 
103 /*MC
104      PetscOptionsTail - Ends a section of options begun with PetscOptionsHead()
105             See, for example, KSPSetFromOptions_GMRES().
106 
107    Collective on the communicator passed in PetscOptionsBegin()
108 
109    Synopsis: PetscErrorCode PetscOptionsTail(void)
110 
111   Level: intermediate
112 
113    Notes: Must be between a PetscOptionsBegin() and a PetscOptionsEnd()
114 
115           Must be preceded by a call to PetscOptionsHead() in the same function.
116 
117    Concepts: options database^subheading
118 
119 .seealso: PetscOptionsGetInt(), PetscOptionsGetReal(),
120            PetscOptionsHasName(), PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsLogical(),
121           PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(),
122           PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(),
123           PetscOptionsLogicalGroupBegin(), PetscOptionsLogicalGroup(), PetscOptionsLogicalGroupEnd(),
124           PetscOptionsList(), PetscOptionsEList()
125 M*/
126 #define    PetscOptionsTail() 0; {if (PetscOptionsPublishCount != 1) PetscFunctionReturn(0);}
127 
128 EXTERN PetscErrorCode PetscOptionsInt(const char[],const char[],const char[],PetscInt,PetscInt*,PetscTruth*);
129 EXTERN PetscErrorCode PetscOptionsReal(const char[],const char[],const char[],PetscReal,PetscReal*,PetscTruth*);
130 EXTERN PetscErrorCode PetscOptionsScalar(const char[],const char[],const char[],PetscScalar,PetscScalar*,PetscTruth*);
131 EXTERN PetscErrorCode PetscOptionsName(const char[],const char[],const char[],PetscTruth*);
132 EXTERN PetscErrorCode PetscOptionsString(const char[],const char[],const char[],const char[],char*,size_t,PetscTruth*);
133 EXTERN PetscErrorCode PetscOptionsLogical(const char[],const char[],const char[],PetscTruth,PetscTruth*,PetscTruth*);
134 EXTERN PetscErrorCode PetscOptionsLogicalGroupBegin(const char[],const char[],const char[],PetscTruth*);
135 EXTERN PetscErrorCode PetscOptionsLogicalGroup(const char[],const char[],const char[],PetscTruth*);
136 EXTERN PetscErrorCode PetscOptionsLogicalGroupEnd(const char[],const char[],const char[],PetscTruth*);
137 EXTERN PetscErrorCode PetscOptionsList(const char[],const char[],const char[],PetscFList,const char[],char[],PetscInt,PetscTruth*);
138 EXTERN PetscErrorCode PetscOptionsEList(const char[],const char[],const char[],const char*[],PetscInt,const char[],PetscInt*,PetscTruth*);
139 EXTERN PetscErrorCode PetscOptionsRealArray(const char[],const char[],const char[],PetscReal[],PetscInt*,PetscTruth*);
140 EXTERN PetscErrorCode PetscOptionsIntArray(const char[],const char[],const char[],PetscInt[],PetscInt*,PetscTruth*);
141 EXTERN PetscErrorCode PetscOptionsStringArray(const char[],const char[],const char[],char*[],PetscInt*,PetscTruth*);
142 
143 PETSC_EXTERN_CXX_END
144 #endif
145