xref: /petsc/include/petscerror.h (revision db9cea48fc944dc99744aab3343aad054e344d0e)
154a8ef01SBarry Smith /*
2f621e05eSBarry Smith     Contains all error handling interfaces for PETSc.
354a8ef01SBarry Smith */
426bd1501SBarry Smith #if !defined(PETSCERROR_H)
526bd1501SBarry Smith #define PETSCERROR_H
66c7e564aSBarry Smith 
7e1bf4ed2SJacob Faibussowitsch #include <petscmacros.h>
8e1bf4ed2SJacob Faibussowitsch #include <petscsystypes.h>
9e1bf4ed2SJacob Faibussowitsch 
10ac09b921SBarry Smith /* SUBMANSEC = Sys */
11ac09b921SBarry Smith 
1254a8ef01SBarry Smith /*
13329ffe3dSLois Curfman McInnes      These are the generic error codes. These error codes are used
14e2d1d2b7SBarry Smith      many different places in the PETSc source code. The string versions are
150e5e90baSSatish Balay      at src/sys/error/err.c any changes here must also be made there
16e951c290SBarry Smith      These are also define in src/sys/f90-mod/petscerror.h any CHANGES here
170f9cf654SBarry Smith      must be also made there.
1845d48df9SBarry Smith 
1954a8ef01SBarry Smith */
202a6744ebSBarry Smith #define PETSC_ERR_MIN_VALUE        54   /* should always be one less then the smallest value */
212a6744ebSBarry Smith 
2245d48df9SBarry Smith #define PETSC_ERR_MEM              55   /* unable to allocate requested memory */
2347794344SBarry Smith #define PETSC_ERR_SUP              56   /* no support for requested operation */
24e2d1d2b7SBarry Smith #define PETSC_ERR_SUP_SYS          57   /* no support for requested operation on this computer system */
25e2d1d2b7SBarry Smith #define PETSC_ERR_ORDER            58   /* operation done in wrong order */
2645d48df9SBarry Smith #define PETSC_ERR_SIG              59   /* signal received */
27f1caa5a4SBarry Smith #define PETSC_ERR_FP               72   /* floating point exception */
28a8c6a408SBarry Smith #define PETSC_ERR_COR              74   /* corrupted PETSc object */
29a8c6a408SBarry Smith #define PETSC_ERR_LIB              76   /* error in library called by PETSc */
30329ffe3dSLois Curfman McInnes #define PETSC_ERR_PLIB             77   /* PETSc library generated inconsistent data */
31329ffe3dSLois Curfman McInnes #define PETSC_ERR_MEMC             78   /* memory corruption */
32b3cc6726SBarry Smith #define PETSC_ERR_CONV_FAILED      82   /* iterative method (KSP or SNES) failed */
331302d50aSBarry Smith #define PETSC_ERR_USER             83   /* user has not provided needed function */
344e2ffeddSBarry Smith #define PETSC_ERR_SYS              88   /* error in system call */
35a8b45ee7SBarry Smith #define PETSC_ERR_POINTER          70   /* pointer does not point to valid address */
363d96e996SBarry Smith #define PETSC_ERR_MPI_LIB_INCOMP   87   /* MPI library at runtime is not compatible with MPI user compiled with */
3745d48df9SBarry Smith 
3845d48df9SBarry Smith #define PETSC_ERR_ARG_SIZ          60   /* nonconforming object sizes used in operation */
3945d48df9SBarry Smith #define PETSC_ERR_ARG_IDN          61   /* two arguments not allowed to be the same */
40a8c6a408SBarry Smith #define PETSC_ERR_ARG_WRONG        62   /* wrong argument (but object probably ok) */
4145d48df9SBarry Smith #define PETSC_ERR_ARG_CORRUPT      64   /* null or corrupted PETSc object as argument */
4245d48df9SBarry Smith #define PETSC_ERR_ARG_OUTOFRANGE   63   /* input argument, out of range */
434f227f7cSBarry Smith #define PETSC_ERR_ARG_BADPTR       68   /* invalid pointer argument */
444f227f7cSBarry Smith #define PETSC_ERR_ARG_NOTSAMETYPE  69   /* two args must be same object type */
456831982aSBarry Smith #define PETSC_ERR_ARG_NOTSAMECOMM  80   /* two args must be same communicators */
46d252947aSBarry Smith #define PETSC_ERR_ARG_WRONGSTATE   73   /* object in argument is in wrong state, e.g. unassembled mat */
478cda6cd7SBarry Smith #define PETSC_ERR_ARG_TYPENOTSET   89   /* the type of the object has not yet been set */
48a8c6a408SBarry Smith #define PETSC_ERR_ARG_INCOMP       75   /* two arguments are incompatible */
494482741eSBarry Smith #define PETSC_ERR_ARG_NULL         85   /* argument is null that should not be */
50958c9bccSBarry Smith #define PETSC_ERR_ARG_UNKNOWN_TYPE 86   /* type name doesn't match any registered type */
514f227f7cSBarry Smith 
524f227f7cSBarry Smith #define PETSC_ERR_FILE_OPEN        65   /* unable to open file */
534f227f7cSBarry Smith #define PETSC_ERR_FILE_READ        66   /* unable to read from file */
544f227f7cSBarry Smith #define PETSC_ERR_FILE_WRITE       67   /* unable to write to file */
55a8c6a408SBarry Smith #define PETSC_ERR_FILE_UNEXPECTED  79   /* unexpected data in file */
5645d48df9SBarry Smith 
57329ffe3dSLois Curfman McInnes #define PETSC_ERR_MAT_LU_ZRPVT     71   /* detected a zero pivot during LU factorization */
589e3b2f23SBarry Smith #define PETSC_ERR_MAT_CH_ZRPVT     81   /* detected a zero pivot during Cholesky factorization */
5954a8ef01SBarry Smith 
6068e69593SBarry Smith #define PETSC_ERR_INT_OVERFLOW     84
613855c12bSBarry Smith 
62bf3909cdSBarry Smith #define PETSC_ERR_FLOP_COUNT       90
63e113a28aSBarry Smith #define PETSC_ERR_NOT_CONVERGED    91  /* solver did not converge */
6492e8f287SBarry Smith #define PETSC_ERR_MISSING_FACTOR   92  /* MatGetFactor() failed */
65691b26d3SBarry Smith #define PETSC_ERR_OPT_OVERWRITE    93  /* attempted to over write options which should not be changed */
66691b26d3SBarry Smith #define PETSC_ERR_WRONG_MPI_SIZE   94  /* example/application run with number of MPI ranks it does not support */
67691b26d3SBarry Smith #define PETSC_ERR_USER_INPUT       95  /* missing or incorrect user input */
68589f383fSBarry Smith #define PETSC_ERR_GPU_RESOURCE     96  /* unable to load a GPU resource, for example cuBLAS */
69589f383fSBarry Smith #define PETSC_ERR_GPU              97  /* An error from a GPU call, this may be due to lack of resources on the GPU or a true error in the call */
70ffc4695bSBarry Smith #define PETSC_ERR_MPI              98  /* general MPI error */
71ffc4695bSBarry Smith #define PETSC_ERR_MAX_VALUE        99  /* this is always the one more than the largest error code */
72b9eb5ee8SHong Zhang 
7398921bdaSJacob Faibussowitsch #define SETERRQ1(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use SETERRQ() (since version 3.17)\"") SETERRQ(__VA_ARGS__)
7498921bdaSJacob Faibussowitsch #define SETERRQ2(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use SETERRQ() (since version 3.17)\"") SETERRQ(__VA_ARGS__)
7598921bdaSJacob Faibussowitsch #define SETERRQ3(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use SETERRQ() (since version 3.17)\"") SETERRQ(__VA_ARGS__)
7698921bdaSJacob Faibussowitsch #define SETERRQ4(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use SETERRQ() (since version 3.17)\"") SETERRQ(__VA_ARGS__)
7798921bdaSJacob Faibussowitsch #define SETERRQ5(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use SETERRQ() (since version 3.17)\"") SETERRQ(__VA_ARGS__)
7898921bdaSJacob Faibussowitsch #define SETERRQ6(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use SETERRQ() (since version 3.17)\"") SETERRQ(__VA_ARGS__)
7998921bdaSJacob Faibussowitsch #define SETERRQ7(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use SETERRQ() (since version 3.17)\"") SETERRQ(__VA_ARGS__)
8098921bdaSJacob Faibussowitsch #define SETERRQ8(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use SETERRQ() (since version 3.17)\"") SETERRQ(__VA_ARGS__)
8198921bdaSJacob Faibussowitsch #define SETERRQ9(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use SETERRQ() (since version 3.17)\"") SETERRQ(__VA_ARGS__)
8298921bdaSJacob Faibussowitsch 
8330de9b25SBarry Smith /*MC
841957e957SBarry Smith    SETERRQ - Macro to be called when an error has been detected,
8530de9b25SBarry Smith 
8630de9b25SBarry Smith    Synopsis:
87aaa7dc30SBarry Smith    #include <petscsys.h>
8898921bdaSJacob Faibussowitsch    PetscErrorCode SETERRQ(MPI_Comm comm,PetscErrorCode ierr,char *message,...)
8930de9b25SBarry Smith 
90d083f849SBarry Smith    Collective
9130de9b25SBarry Smith 
9230de9b25SBarry Smith    Input Parameters:
933af045c5SBarry Smith +  comm - A communicator, use PETSC_COMM_SELF unless you know all ranks of another communicator will detect the error
943af045c5SBarry Smith .  ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
9530de9b25SBarry Smith -  message - error message
9630de9b25SBarry Smith 
9730de9b25SBarry Smith   Level: beginner
9830de9b25SBarry Smith 
9930de9b25SBarry Smith    Notes:
10030de9b25SBarry Smith     Once the error handler is called the calling function is then returned from with the given error code.
10130de9b25SBarry Smith 
10230de9b25SBarry Smith     Experienced users can set the error handler with PetscPushErrorHandler().
10330de9b25SBarry Smith 
1043b1008b8SBarry Smith    Fortran Notes:
1053b1008b8SBarry Smith       SETERRQ() may be called from Fortran subroutines but SETERRA() must be called from the
1063b1008b8SBarry Smith       Fortran main program.
1073b1008b8SBarry Smith 
108db781477SPatrick Sanan .seealso: `PetscCheck()`, `PetscAssert()`, `PetscTraceBackErrorHandler()`, `PetscPushErrorHandler()`,
109db781477SPatrick Sanan           `PetscError()`, `PetscCall()`, `CHKMEMQ`, `CHKERRA()`, `PetscCallMPI()`
11030de9b25SBarry Smith M*/
11198921bdaSJacob Faibussowitsch #define SETERRQ(comm,ierr,...) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,ierr,PETSC_ERROR_INITIAL,__VA_ARGS__)
112986eef2eSBarry Smith 
113ffc4695bSBarry Smith /*
114ffc4695bSBarry Smith     Returned from PETSc functions that are called from MPI, such as related to attributes
115ffc4695bSBarry Smith       Do not confuse PETSC_MPI_ERROR_CODE and PETSC_ERR_MPI, the first is registered with MPI and returned to MPI as
116888a1fb3SBarry Smith       an error code, the latter is a regular PETSc error code passed within PETSc code indicating an error was detected in an MPI call.
117ffc4695bSBarry Smith */
118ffc4695bSBarry Smith PETSC_EXTERN PetscMPIInt PETSC_MPI_ERROR_CLASS;
119ffc4695bSBarry Smith PETSC_EXTERN PetscMPIInt PETSC_MPI_ERROR_CODE;
120ffc4695bSBarry Smith 
121986eef2eSBarry Smith /*MC
122986eef2eSBarry Smith    SETERRMPI - Macro to be called when an error has been detected within an MPI callback function
123986eef2eSBarry Smith 
124986eef2eSBarry Smith    Synopsis:
125986eef2eSBarry Smith    #include <petscsys.h>
12698921bdaSJacob Faibussowitsch    PetscErrorCode SETERRMPI(MPI_Comm comm,PetscErrorCode ierr,char *message,...)
127986eef2eSBarry Smith 
128d083f849SBarry Smith    Collective
129986eef2eSBarry Smith 
130986eef2eSBarry Smith    Input Parameters:
131986eef2eSBarry Smith +  comm - A communicator, use PETSC_COMM_SELF unless you know all ranks of another communicator will detect the error
132986eef2eSBarry Smith .  ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
133986eef2eSBarry Smith -  message - error message
134986eef2eSBarry Smith 
135986eef2eSBarry Smith   Level: developer
136986eef2eSBarry Smith 
137986eef2eSBarry Smith    Notes:
138888a1fb3SBarry Smith     This macro is FOR USE IN MPI CALLBACK FUNCTIONS ONLY, such as those passed to MPI_Comm_create_keyval(). It always returns the error code PETSC_MPI_ERROR_CODE
139986eef2eSBarry Smith     which is registered with MPI_Add_error_code() when PETSc is initialized.
140986eef2eSBarry Smith 
141db781477SPatrick Sanan .seealso: `SETERRQ()`, `PetscCall()`, `PetscCallMPI()`, `PetscTraceBackErrorHandler()`, `PetscPushErrorHandler()`, `PetscError()`, `CHKMEMQ`
142986eef2eSBarry Smith M*/
14398921bdaSJacob Faibussowitsch #define SETERRMPI(comm,ierr,...) return (PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,ierr,PETSC_ERROR_INITIAL,__VA_ARGS__),PETSC_MPI_ERROR_CODE)
144ee8199e6SMatthew G. Knepley 
145ee8199e6SMatthew G. Knepley /*MC
146f388eb8bSPatrick Sanan    SETERRA - Fortran-only macro that can be called when an error has been detected from the main program
147f388eb8bSPatrick Sanan 
148f388eb8bSPatrick Sanan    Synopsis:
149f388eb8bSPatrick Sanan    #include <petscsys.h>
150f388eb8bSPatrick Sanan    PetscErrorCode SETERRA(MPI_Comm comm,PetscErrorCode ierr,char *message)
151f388eb8bSPatrick Sanan 
152f388eb8bSPatrick Sanan    Collective
153f388eb8bSPatrick Sanan 
154f388eb8bSPatrick Sanan    Input Parameters:
155f388eb8bSPatrick Sanan +  comm - A communicator, so that the error can be collective
156f388eb8bSPatrick Sanan .  ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
157f388eb8bSPatrick Sanan -  message - error message in the printf format
158f388eb8bSPatrick Sanan 
159f388eb8bSPatrick Sanan   Level: beginner
160f388eb8bSPatrick Sanan 
161f388eb8bSPatrick Sanan    Notes:
162f388eb8bSPatrick Sanan     This should only be used with Fortran. With C/C++, use SETERRQ().
163f388eb8bSPatrick Sanan 
164f388eb8bSPatrick Sanan    Fortran Notes:
165f388eb8bSPatrick Sanan       SETERRQ() may be called from Fortran subroutines but SETERRA() must be called from the
166f388eb8bSPatrick Sanan       Fortran main program.
167f388eb8bSPatrick Sanan 
168db781477SPatrick Sanan .seealso: `SETERRQ()`, `SETERRABORT()`, `PetscCall()`, `CHKERRA()`, `PetscCallAbort()`
169f388eb8bSPatrick Sanan M*/
170f388eb8bSPatrick Sanan 
171f388eb8bSPatrick Sanan /*MC
172fa190f98SMatthew G. Knepley    SETERRABORT - Macro that can be called when an error has been detected,
173fa190f98SMatthew G. Knepley 
174fa190f98SMatthew G. Knepley    Synopsis:
175fa190f98SMatthew G. Knepley    #include <petscsys.h>
17698921bdaSJacob Faibussowitsch    PetscErrorCode SETERRABORT(MPI_Comm comm,PetscErrorCode ierr,char *message,...)
177fa190f98SMatthew G. Knepley 
178d083f849SBarry Smith    Collective
179fa190f98SMatthew G. Knepley 
180fa190f98SMatthew G. Knepley    Input Parameters:
181fa190f98SMatthew G. Knepley +  comm - A communicator, so that the error can be collective
1823af045c5SBarry Smith .  ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
183fa190f98SMatthew G. Knepley -  message - error message in the printf format
184fa190f98SMatthew G. Knepley 
185fa190f98SMatthew G. Knepley   Level: beginner
186fa190f98SMatthew G. Knepley 
187fa190f98SMatthew G. Knepley    Notes:
188fa190f98SMatthew G. Knepley     This function just calls MPI_Abort().
189fa190f98SMatthew G. Knepley 
190db781477SPatrick Sanan .seealso: `SETERRQ()`, `PetscTraceBackErrorHandler()`, `PetscPushErrorHandler()`, `PetscError()`, `PetscCall()`, `CHKMEMQ`
191fa190f98SMatthew G. Knepley M*/
19298921bdaSJacob Faibussowitsch #define SETERRABORT(comm,ierr,...) do {                                                        \
19398921bdaSJacob Faibussowitsch     PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,ierr,PETSC_ERROR_INITIAL,__VA_ARGS__); \
19498921bdaSJacob Faibussowitsch     MPI_Abort(comm,ierr);                                                                      \
19598921bdaSJacob Faibussowitsch   } while (0)
1969a00fa46SSatish Balay 
19730de9b25SBarry Smith /*MC
1982c71b3e2SJacob Faibussowitsch   PetscCheck - Check that a particular condition is true
1992c71b3e2SJacob Faibussowitsch 
2002c71b3e2SJacob Faibussowitsch   Synopsis:
2012c71b3e2SJacob Faibussowitsch   #include <petscerror.h>
2022c71b3e2SJacob Faibussowitsch   void PetscCheck(bool cond, MPI_Comm comm, PetscErrorCode ierr, const char *message, ...)
2032c71b3e2SJacob Faibussowitsch 
2042c71b3e2SJacob Faibussowitsch   Collective
2052c71b3e2SJacob Faibussowitsch 
2062c71b3e2SJacob Faibussowitsch   Input Parameters:
2072c71b3e2SJacob Faibussowitsch + cond    - The boolean condition
2082c71b3e2SJacob Faibussowitsch . comm    - The communicator on which the check can be collective on
2092c71b3e2SJacob Faibussowitsch . ierr    - A nonzero error code, see include/petscerror.h for the complete list
2102c71b3e2SJacob Faibussowitsch - message - Error message in printf format
2112c71b3e2SJacob Faibussowitsch 
2122c71b3e2SJacob Faibussowitsch   Notes:
2132c71b3e2SJacob Faibussowitsch   Enabled in both optimized and debug builds.
2142c71b3e2SJacob Faibussowitsch 
2152c71b3e2SJacob Faibussowitsch   Calls SETERRQ() if the assertion fails, so can only be called from functions returning a
2162c71b3e2SJacob Faibussowitsch   PetscErrorCode (or equivalent type after conversion).
2172c71b3e2SJacob Faibussowitsch 
2182c71b3e2SJacob Faibussowitsch   Level: beginner
2192c71b3e2SJacob Faibussowitsch 
220db781477SPatrick Sanan .seealso: `PetscAssert()`, `SETERRQ()`, `PetscError()`, `PetscCall()`
2219566063dSJacob Faibussowitsch M*/
2222c71b3e2SJacob Faibussowitsch #define PetscCheck(cond,comm,ierr,...) if (PetscUnlikely(!(cond))) SETERRQ(comm,ierr,__VA_ARGS__)
2232c71b3e2SJacob Faibussowitsch 
2242c71b3e2SJacob Faibussowitsch /*MC
2259ace16cdSJacob Faibussowitsch   PetscAssert - Assert that a particular condition is true
2269ace16cdSJacob Faibussowitsch 
2279ace16cdSJacob Faibussowitsch   Synopsis:
2289ace16cdSJacob Faibussowitsch   #include <petscerror.h>
2299ace16cdSJacob Faibussowitsch   void PetscAssert(bool cond, MPI_Comm comm, PetscErrorCode ierr, const char *message, ...)
2309ace16cdSJacob Faibussowitsch 
2319ace16cdSJacob Faibussowitsch   Collective
2329ace16cdSJacob Faibussowitsch 
2339ace16cdSJacob Faibussowitsch   Input Parameters:
2349ace16cdSJacob Faibussowitsch + cond    - The boolean condition
2359ace16cdSJacob Faibussowitsch . comm    - The communicator on which the check can be collective on
2369ace16cdSJacob Faibussowitsch . ierr    - A nonzero error code, see include/petscerror.h for the complete list
2379ace16cdSJacob Faibussowitsch - message - Error message in printf format
2389ace16cdSJacob Faibussowitsch 
2399ace16cdSJacob Faibussowitsch   Notes:
2402c71b3e2SJacob Faibussowitsch   Enabled only in debug builds. Note that any arguments to this macros are still visible to the
2412c71b3e2SJacob Faibussowitsch   compiler optimized builds (so must still contain valid code) but are guaranteed to not be
2422c71b3e2SJacob Faibussowitsch   executed.
2432c71b3e2SJacob Faibussowitsch 
2442c71b3e2SJacob Faibussowitsch   See PetscCheck() for usage and behaviour.
2459ace16cdSJacob Faibussowitsch 
2469ace16cdSJacob Faibussowitsch   Level: beginner
2479ace16cdSJacob Faibussowitsch 
248db781477SPatrick Sanan .seealso: `PetscCheck()`, `SETERRQ()`, `PetscError()`
2499566063dSJacob Faibussowitsch M*/
2502c71b3e2SJacob Faibussowitsch #define PetscAssert(cond,comm,ierr,...) if (PetscUnlikelyDebug(!(cond))) SETERRQ(comm,ierr,__VA_ARGS__)
2519ace16cdSJacob Faibussowitsch 
2529ace16cdSJacob Faibussowitsch /*MC
2539566063dSJacob Faibussowitsch   PetscCall - Checks error code returned from a PETSc function, if non-zero it calls the error
2549566063dSJacob Faibussowitsch   handler and and returns from the current function.
2559566063dSJacob Faibussowitsch 
2569566063dSJacob Faibussowitsch   Synopsis:
2579566063dSJacob Faibussowitsch   #include <petscerror.h>
2589566063dSJacob Faibussowitsch   void PetscCall(PetscErrorCode ierr)
2599566063dSJacob Faibussowitsch 
2609566063dSJacob Faibussowitsch   Not Collective
2619566063dSJacob Faibussowitsch 
2629566063dSJacob Faibussowitsch   Input Parameter:
2639566063dSJacob Faibussowitsch . ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
2649566063dSJacob Faibussowitsch 
2659566063dSJacob Faibussowitsch   Notes:
2669566063dSJacob Faibussowitsch   Once the error handler is called the calling function is then returned from with the given
2679566063dSJacob Faibussowitsch   error code. Experienced users can set the error handler with PetscPushErrorHandler().
2689566063dSJacob Faibussowitsch 
2699566063dSJacob Faibussowitsch   PetscCall(ierr) is fundamentally a macro replacement for
2709566063dSJacob Faibussowitsch .vb
2719566063dSJacob Faibussowitsch   if (ierr) return PetscError(...,ierr,...);
2729566063dSJacob Faibussowitsch .ve
2739566063dSJacob Faibussowitsch 
2749566063dSJacob Faibussowitsch   PetscCall() cannot be used in functions returning a datatype not convertable to
2759566063dSJacob Faibussowitsch   PetscErrorCode. For example, PetscCall() may not be used in functions returning void, use
2769566063dSJacob Faibussowitsch   PetscCallVoid() in this case.
2779566063dSJacob Faibussowitsch 
2789566063dSJacob Faibussowitsch   Fortran Notes:
2799566063dSJacob Faibussowitsch   PetscCall() may be called from Fortran subroutines but CHKERRA() must be called from the
2809566063dSJacob Faibussowitsch   Fortran main program.
2819566063dSJacob Faibussowitsch 
2829566063dSJacob Faibussowitsch   Example Usage:
2839566063dSJacob Faibussowitsch .vb
2849566063dSJacob Faibussowitsch   PetscCall(PetscInitiailize(...)); // OK to call even when PETSc is not yet initialized!
2859566063dSJacob Faibussowitsch 
2869566063dSJacob Faibussowitsch   extern int foo(int);
2879566063dSJacob Faibussowitsch 
2889566063dSJacob Faibussowitsch   PetscCall(foo(1)); // OK if int is convertable to PetscErrorCode
2899566063dSJacob Faibussowitsch 
2909566063dSJacob Faibussowitsch   struct my_struct
2919566063dSJacob Faibussowitsch   {
2929566063dSJacob Faibussowitsch     void *data;
2939566063dSJacob Faibussowitsch   } my_complex_type;
2949566063dSJacob Faibussowitsch 
2959566063dSJacob Faibussowitsch   struct my_struct bar(void)
2969566063dSJacob Faibussowitsch   {
2979566063dSJacob Faibussowitsch     PetscCall(foo(15)); // ERROR PetscErrorCode not convertable to struct my_struct!
2989566063dSJacob Faibussowitsch   }
2999566063dSJacob Faibussowitsch 
3009566063dSJacob Faibussowitsch   PetscCall(bar()) // ERROR input not convertable to PetscErrorCode
3019566063dSJacob Faibussowitsch .ve
3029566063dSJacob Faibussowitsch 
3039566063dSJacob Faibussowitsch   Level: beginner
3049566063dSJacob Faibussowitsch 
305db781477SPatrick Sanan .seealso: `SETERRQ()`, `PetscCheck()`, `PetscAssert()`, `PetscTraceBackErrorHandler()`,
306db781477SPatrick Sanan           `PetscPushErrorHandler()`, `PetscError()`, `CHKMEMQ`, `CHKERRA()`
3079566063dSJacob Faibussowitsch M*/
3089566063dSJacob Faibussowitsch #if defined(PETSC_CLANG_STATIC_ANALYZER)
3099566063dSJacob Faibussowitsch void PetscCall(PetscErrorCode);
3109566063dSJacob Faibussowitsch void PetscCallVoid(PetscErrorCode);
3119566063dSJacob Faibussowitsch #else
3129566063dSJacob Faibussowitsch #define PetscCall(...) do {                                                                    \
3139566063dSJacob Faibussowitsch     PetscErrorCode ierr_q_ = __VA_ARGS__;                                                      \
3149566063dSJacob Faibussowitsch     if (PetscUnlikely(ierr_q_)) return PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,ierr_q_,PETSC_ERROR_REPEAT," "); \
3159566063dSJacob Faibussowitsch   } while (0)
3169566063dSJacob Faibussowitsch #define PetscCallVoid(...) do {                                                                \
3179566063dSJacob Faibussowitsch     PetscErrorCode ierr_void_ = __VA_ARGS__;                                                   \
3189566063dSJacob Faibussowitsch     if (PetscUnlikely(ierr_void_)) {                                                           \
3199566063dSJacob Faibussowitsch       (void)PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,ierr_void_,PETSC_ERROR_REPEAT," "); \
3209566063dSJacob Faibussowitsch       return;                                                                                  \
3219566063dSJacob Faibussowitsch     }                                                                                          \
3229566063dSJacob Faibussowitsch   } while (0)
3239566063dSJacob Faibussowitsch #endif
3249566063dSJacob Faibussowitsch 
3259566063dSJacob Faibussowitsch /*MC
3269566063dSJacob Faibussowitsch   CHKERRQ - Checks error code returned from PETSc function
32730de9b25SBarry Smith 
32830de9b25SBarry Smith   Synopsis:
329aaa7dc30SBarry Smith   #include <petscsys.h>
3309566063dSJacob Faibussowitsch   void CHKERRQ(PetscErrorCode ierr)
3319566063dSJacob Faibussowitsch 
3329566063dSJacob Faibussowitsch   Not Collective
3339566063dSJacob Faibussowitsch 
3349566063dSJacob Faibussowitsch   Input Parameters:
3359566063dSJacob Faibussowitsch . ierr - nonzero error code
3369566063dSJacob Faibussowitsch 
3379566063dSJacob Faibussowitsch   Notes:
3389566063dSJacob Faibussowitsch   Deprecated in favor of PetscCall(). This routine behaves identically to it.
3399566063dSJacob Faibussowitsch 
3409566063dSJacob Faibussowitsch   Level: deprecated
3419566063dSJacob Faibussowitsch 
342db781477SPatrick Sanan .seealso: `PetscCall()`
3439566063dSJacob Faibussowitsch M*/
3449566063dSJacob Faibussowitsch #define CHKERRQ(...) PetscCall(__VA_ARGS__)
3459566063dSJacob Faibussowitsch #define CHKERRV(...) PetscCallVoid(__VA_ARGS__)
3469566063dSJacob Faibussowitsch 
347*db9cea48SBarry Smith PETSC_EXTERN void PetscMPIErrorString(PetscMPIInt, char*);
348*db9cea48SBarry Smith 
3499566063dSJacob Faibussowitsch /*MC
3509566063dSJacob Faibussowitsch   PetscCallMPI - Checks error code returned from MPI calls, if non-zero it calls the error
3519566063dSJacob Faibussowitsch   handler and then returns
3529566063dSJacob Faibussowitsch 
3539566063dSJacob Faibussowitsch   Synopsis:
3549566063dSJacob Faibussowitsch   #include <petscerror.h>
3559566063dSJacob Faibussowitsch   void PetscCallMPI(PetscErrorCode ierr)
35630de9b25SBarry Smith 
357eca87e8dSBarry Smith   Not Collective
35830de9b25SBarry Smith 
35930de9b25SBarry Smith   Input Parameters:
3603af045c5SBarry Smith . ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
36130de9b25SBarry Smith 
3629566063dSJacob Faibussowitsch   Notes:
3639566063dSJacob Faibussowitsch   Always returns the error code PETSC_ERR_MPI; the MPI error code and string are embedded in
3649566063dSJacob Faibussowitsch   the string error message. Do not use this to call any other routines (for example PETSc
3659566063dSJacob Faibussowitsch   routines), it should only be used for direct MPI calls. Due to limitations of the
3669566063dSJacob Faibussowitsch   preprocessor this can unfortunately not easily be enforced, so the user should take care to
3679566063dSJacob Faibussowitsch   check this themselves.
3689566063dSJacob Faibussowitsch 
3699566063dSJacob Faibussowitsch   Example Usage:
3709566063dSJacob Faibussowitsch .vb
3719566063dSJacob Faibussowitsch   PetscCallMPI(MPI_Comm_size(...)); // OK, calling MPI function
3729566063dSJacob Faibussowitsch 
3739566063dSJacob Faibussowitsch   PetscCallMPI(PetscFunction(...)); // ERROR, use PetscCall() instead!
3749566063dSJacob Faibussowitsch .ve
3759566063dSJacob Faibussowitsch 
37630de9b25SBarry Smith   Level: beginner
37730de9b25SBarry Smith 
378db781477SPatrick Sanan .seealso: `SETERRMPI()`, `PetscCall()`, `SETERRQ()`, `SETERRABORT()`, `PetscCallAbort()`,
379db781477SPatrick Sanan           `PetscTraceBackErrorHandler()`, `PetscPushErrorHandler()`, `PetscError()`, `CHKMEMQ`
38030de9b25SBarry Smith M*/
3813fcd9f07SJacob Faibussowitsch #if defined(PETSC_CLANG_STATIC_ANALYZER)
38263a3b9bcSJacob Faibussowitsch void PetscCallMPI(PetscMPIInt);
383064a246eSJacob Faibussowitsch #else
3849566063dSJacob Faibussowitsch #define PetscCallMPI(...) do {                                                                 \
3859566063dSJacob Faibussowitsch     PetscMPIInt _7_errorcode = __VA_ARGS__;                                                    \
3869566063dSJacob Faibussowitsch     if (PetscUnlikely(_7_errorcode)) {                                                         \
387*db9cea48SBarry Smith       char        _7_errorstring[2*MPI_MAX_ERROR_STRING];                                      \
388*db9cea48SBarry Smith       PetscMPIErrorString(_7_errorcode,(char*)_7_errorstring); \
389*db9cea48SBarry Smith       SETERRQ(PETSC_COMM_SELF,PETSC_ERR_MPI,"MPI error %d %s",(int)_7_errorcode,_7_errorstring); \
3903fcd9f07SJacob Faibussowitsch     }                                                                                          \
3913fcd9f07SJacob Faibussowitsch   } while (0)
3929566063dSJacob Faibussowitsch #endif
393064a246eSJacob Faibussowitsch 
3947037b0edSPatrick Sanan /*MC
3959566063dSJacob Faibussowitsch   CHKERRMPI - Checks error code returned from MPI calls, if non-zero it calls the error
3969566063dSJacob Faibussowitsch   handler and then returns
3979566063dSJacob Faibussowitsch 
3989566063dSJacob Faibussowitsch   Synopsis:
3999566063dSJacob Faibussowitsch   #include <petscerror.h>
4009566063dSJacob Faibussowitsch   void CHKERRMPI(PetscErrorCode ierr)
4019566063dSJacob Faibussowitsch 
4029566063dSJacob Faibussowitsch   Not Collective
4039566063dSJacob Faibussowitsch 
4049566063dSJacob Faibussowitsch   Input Parameter:
4059566063dSJacob Faibussowitsch . ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
4069566063dSJacob Faibussowitsch 
4079566063dSJacob Faibussowitsch   Notes:
4089566063dSJacob Faibussowitsch   Deprecated in favor of PetscCallMPI(). This routine behaves identically to it.
4099566063dSJacob Faibussowitsch 
4109566063dSJacob Faibussowitsch   Level: deprecated
4119566063dSJacob Faibussowitsch 
412db781477SPatrick Sanan .seealso: `PetscCallMPI()`
4139566063dSJacob Faibussowitsch M*/
4149566063dSJacob Faibussowitsch #define CHKERRMPI(...) PetscCallMPI(__VA_ARGS__)
4159566063dSJacob Faibussowitsch 
4169566063dSJacob Faibussowitsch /*MC
4179566063dSJacob Faibussowitsch   PetscCallAbort - Checks error code returned from PETSc function, if non-zero it aborts immediately
4189566063dSJacob Faibussowitsch 
4199566063dSJacob Faibussowitsch   Synopsis:
4209566063dSJacob Faibussowitsch   #include <petscerror.h>
4219566063dSJacob Faibussowitsch   void PetscCallAbort(MPI_Comm comm, PetscErrorCode ierr)
4229566063dSJacob Faibussowitsch 
4239566063dSJacob Faibussowitsch   Collective on comm
4249566063dSJacob Faibussowitsch 
4259566063dSJacob Faibussowitsch   Input Parameters:
4269566063dSJacob Faibussowitsch + comm - the MPI communicator on which to abort
4279566063dSJacob Faibussowitsch - ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
4289566063dSJacob Faibussowitsch 
4299566063dSJacob Faibussowitsch   Notes:
4309566063dSJacob Faibussowitsch   This macro has identical type and usage semantics to PetscCall() with the important caveat
4319566063dSJacob Faibussowitsch   that this macro does not return. Instead, if ierr is nonzero it calls the PETSc error handler
4329566063dSJacob Faibussowitsch   and then immediately calls MPI_Abort(). It can therefore be used anywhere.
4339566063dSJacob Faibussowitsch 
4349566063dSJacob Faibussowitsch   As per MPI_Abort semantics the communicator passed must be valid, although there is currently
4359566063dSJacob Faibussowitsch   no attempt made at handling any potential errors from MPI_Abort(). Note that while
4369566063dSJacob Faibussowitsch   MPI_Abort() is required to terminate only those processes which reside on comm, it is often
4379566063dSJacob Faibussowitsch   the case that MPI_Abort() terminates *all* processes.
4389566063dSJacob Faibussowitsch 
4399566063dSJacob Faibussowitsch   Example Usage:
4409566063dSJacob Faibussowitsch .vb
4419566063dSJacob Faibussowitsch   PetscErrorCode boom(void) { return PETSC_ERR_MEM; }
4429566063dSJacob Faibussowitsch 
4439566063dSJacob Faibussowitsch   void foo(void)
4449566063dSJacob Faibussowitsch   {
4459566063dSJacob Faibussowitsch     PetscCallAbort(PETSC_COMM_WORLD,boom()); // OK, does not return a type
4469566063dSJacob Faibussowitsch   }
4479566063dSJacob Faibussowitsch 
4489566063dSJacob Faibussowitsch   double bar(void)
4499566063dSJacob Faibussowitsch   {
4509566063dSJacob Faibussowitsch     PetscCallAbort(PETSC_COMM_WORLD,boom()); // OK, does not return a type
4519566063dSJacob Faibussowitsch   }
4529566063dSJacob Faibussowitsch 
4539566063dSJacob Faibussowitsch   PetscCallAbort(MPI_COMM_NULL,boom()); // ERROR, communicator should be valid
4549566063dSJacob Faibussowitsch 
4559566063dSJacob Faibussowitsch   struct baz
4569566063dSJacob Faibussowitsch   {
4579566063dSJacob Faibussowitsch     baz()
4589566063dSJacob Faibussowitsch     {
4599566063dSJacob Faibussowitsch       PetscCallAbort(PETSC_COMM_SELF,boom()); // OK
4609566063dSJacob Faibussowitsch     }
4619566063dSJacob Faibussowitsch 
4629566063dSJacob Faibussowitsch     ~baz()
4639566063dSJacob Faibussowitsch     {
4649566063dSJacob Faibussowitsch       PetscCallAbort(PETSC_COMM_SELF,boom()); // OK (in fact the only way to handle PETSc errors)
4659566063dSJacob Faibussowitsch     }
4669566063dSJacob Faibussowitsch   };
4679566063dSJacob Faibussowitsch .ve
4689566063dSJacob Faibussowitsch 
4699566063dSJacob Faibussowitsch   Level: intermediate
4709566063dSJacob Faibussowitsch 
471db781477SPatrick Sanan .seealso: `SETERRABORT()`, `PetscTraceBackErrorHandler()`, `PetscPushErrorHandler()`, `PetscError()`,
472db781477SPatrick Sanan           `SETERRQ()`, `CHKMEMQ`, `PetscCallMPI()`
4739566063dSJacob Faibussowitsch M*/
4749566063dSJacob Faibussowitsch #if defined(PETSC_CLANG_STATIC_ANALYZER)
4759566063dSJacob Faibussowitsch void PetscCallAbort(MPI_Comm,PetscErrorCode);
4769566063dSJacob Faibussowitsch void PetscCallContinue(PetscErrorCode);
4779566063dSJacob Faibussowitsch #else
4789566063dSJacob Faibussowitsch #define PetscCallAbort(comm,...) do {                                                          \
4799566063dSJacob Faibussowitsch     PetscErrorCode ierr_abort_ = __VA_ARGS__;                                                  \
4809566063dSJacob Faibussowitsch     if (PetscUnlikely(ierr_abort_)) {                                                          \
4819566063dSJacob Faibussowitsch       PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,ierr_abort_,PETSC_ERROR_REPEAT," "); \
4829566063dSJacob Faibussowitsch       MPI_Abort(comm,ierr_abort_);                                                             \
4839566063dSJacob Faibussowitsch     }                                                                                          \
4849566063dSJacob Faibussowitsch   } while (0)
4859566063dSJacob Faibussowitsch #define PetscCallContinue(...)   do {                                                          \
4869566063dSJacob Faibussowitsch     PetscErrorCode ierr_continue_ = __VA_ARGS__;                                               \
4879566063dSJacob Faibussowitsch     if (PetscUnlikely(ierr_continue_)) PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,ierr_continue_,PETSC_ERROR_REPEAT," "); \
4889566063dSJacob Faibussowitsch   } while (0)
4899566063dSJacob Faibussowitsch #endif
4909566063dSJacob Faibussowitsch 
4919566063dSJacob Faibussowitsch /*MC
4929566063dSJacob Faibussowitsch   CHKERRABORT - Checks error code returned from PETSc function. If non-zero it aborts immediately.
4939566063dSJacob Faibussowitsch 
4949566063dSJacob Faibussowitsch   Synopsis:
4959566063dSJacob Faibussowitsch   #include <petscerror.h>
4969566063dSJacob Faibussowitsch   void CHKERRABORT(MPI_Comm comm, PetscErrorCode ierr)
4979566063dSJacob Faibussowitsch 
4989566063dSJacob Faibussowitsch   Not Collective
4999566063dSJacob Faibussowitsch 
5009566063dSJacob Faibussowitsch   Input Parameters:
5019566063dSJacob Faibussowitsch + comm - the MPI communicator
5029566063dSJacob Faibussowitsch - ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
5039566063dSJacob Faibussowitsch 
5049566063dSJacob Faibussowitsch   Notes:
5059566063dSJacob Faibussowitsch   Deprecated in favor of PetscCallAbort(). This routine behaves identically to it.
5069566063dSJacob Faibussowitsch 
5079566063dSJacob Faibussowitsch   Level: deprecated
5089566063dSJacob Faibussowitsch 
509db781477SPatrick Sanan .seealso: `PetscCallAbort()`
5109566063dSJacob Faibussowitsch M*/
5119566063dSJacob Faibussowitsch #define CHKERRABORT(comm,...) PetscCallAbort(comm,__VA_ARGS__)
5129566063dSJacob Faibussowitsch #define CHKERRCONTINUE(...)   PetscCallContinue(__VA_ARGS__)
5139566063dSJacob Faibussowitsch 
5149566063dSJacob Faibussowitsch /*MC
5159566063dSJacob Faibussowitsch    CHKERRA - Fortran-only replacement for PetscCall in the main program, which aborts immediately
516f388eb8bSPatrick Sanan 
517f388eb8bSPatrick Sanan    Synopsis:
518f388eb8bSPatrick Sanan    #include <petscsys.h>
519f388eb8bSPatrick Sanan    PetscErrorCode CHKERRA(PetscErrorCode ierr)
520f388eb8bSPatrick Sanan 
521f388eb8bSPatrick Sanan    Not Collective
522f388eb8bSPatrick Sanan 
523f388eb8bSPatrick Sanan    Input Parameters:
524f388eb8bSPatrick Sanan .  ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
525f388eb8bSPatrick Sanan 
526f388eb8bSPatrick Sanan   Level: beginner
527f388eb8bSPatrick Sanan 
528f388eb8bSPatrick Sanan    Notes:
5299566063dSJacob Faibussowitsch       This should only be used with Fortran. With C/C++, use PetscCall() in normal usage,
5309566063dSJacob Faibussowitsch       or PetscCallAbort() if wanting to abort immediately on error.
531f388eb8bSPatrick Sanan 
532f388eb8bSPatrick Sanan    Fortran Notes:
5339566063dSJacob Faibussowitsch       PetscCall() may be called from Fortran subroutines but CHKERRA() must be called from the
534f388eb8bSPatrick Sanan       Fortran main program.
535f388eb8bSPatrick Sanan 
536db781477SPatrick Sanan .seealso: `PetscCall()`, `PetscCallAbort()`, `SETERRA()`, `SETERRQ()`, `SETERRABORT()`
537f388eb8bSPatrick Sanan M*/
538f388eb8bSPatrick Sanan 
5397c66cc67SJunchao Zhang PETSC_EXTERN PetscErrorCode PetscAbortFindSourceFile_Private(const char*,PetscInt*);
5401e4f893aSSatish Balay PETSC_EXTERN PetscBool petscwaitonerrorflg;
5411e4f893aSSatish Balay PETSC_EXTERN PetscBool petscindebugger;
5427c66cc67SJunchao Zhang 
5437c66cc67SJunchao Zhang /*MC
5447c66cc67SJunchao Zhang    PETSCABORT - Call MPI_Abort with an informative error code
5457c66cc67SJunchao Zhang 
5467c66cc67SJunchao Zhang    Synopsis:
5477c66cc67SJunchao Zhang    #include <petscsys.h>
5487c66cc67SJunchao Zhang    PETSCABORT(MPI_Comm comm, PetscErrorCode ierr)
5497c66cc67SJunchao Zhang 
5507c66cc67SJunchao Zhang    Collective
5517c66cc67SJunchao Zhang 
5527c66cc67SJunchao Zhang    Input Parameters:
5537c66cc67SJunchao Zhang +  comm - A communicator, so that the error can be collective
5547c66cc67SJunchao Zhang -  ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
5557c66cc67SJunchao Zhang 
556bf4d2887SBarry Smith    Level: advanced
5577c66cc67SJunchao Zhang 
558bf4d2887SBarry Smith    Notes:
559bf4d2887SBarry Smith    We pass MPI_Abort() an error code of format XX_YYYY_ZZZ, where XX, YYYY are an index and line number of the file
5607233276eSBarry Smith    where PETSCABORT is called, respectively. ZZZ is the PETSc error code.
5617c66cc67SJunchao Zhang 
5627233276eSBarry Smith    If XX is zero, this means that the call was made in the routine main().
5637233276eSBarry Smith    If XX is one, that means 1) the file is not in PETSc (it may be in users code); OR 2) the file is in PETSc but PetscAbortSourceFiles[]
5647c66cc67SJunchao Zhang      is out of date. PETSc developers have to update it.
565a0760fecSJunchao Zhang    Otherwise, look up the value of XX in the table PetscAbortSourceFiles[] in src/sys/error/err.c to map XX back to the source file where the PETSCABORT() was called.
5667233276eSBarry Smith 
567bf4d2887SBarry Smith    If the option -start_in_debugger was used then this calls abort() to stop the program in the debugger.
568bf4d2887SBarry Smith 
5697c66cc67SJunchao Zhang  M*/
5703fcd9f07SJacob Faibussowitsch #define PETSCABORT(comm,...) do {                                                              \
571baae8e41SSatish Balay     if (petscwaitonerrorflg) PetscSleep(1000);                                                 \
572bf4d2887SBarry Smith     if (petscindebugger) abort();                                                              \
5733fcd9f07SJacob Faibussowitsch     else {                                                                                     \
5743fcd9f07SJacob Faibussowitsch       PetscErrorCode ierr_petsc_abort_ = __VA_ARGS__;                                          \
5753fcd9f07SJacob Faibussowitsch       PetscInt       idx = 0;                                                                  \
5763fcd9f07SJacob Faibussowitsch       PetscAbortFindSourceFile_Private(__FILE__,&idx);                                         \
5773fcd9f07SJacob Faibussowitsch       MPI_Abort(comm,(PetscMPIInt)(0*idx*10000000 + 0*__LINE__*1000 + ierr_petsc_abort_));     \
5783fcd9f07SJacob Faibussowitsch     }                                                                                          \
5797c66cc67SJunchao Zhang   } while (0)
580986eef2eSBarry Smith 
5819566063dSJacob Faibussowitsch #ifdef PETSC_CLANGUAGE_CXX
582986eef2eSBarry Smith /*MC
5839566063dSJacob Faibussowitsch   PetscCallThrow - Checks error code, if non-zero it calls the C++ error handler which throws
5849566063dSJacob Faibussowitsch   an exception
585986eef2eSBarry Smith 
586986eef2eSBarry Smith   Synopsis:
5879566063dSJacob Faibussowitsch   #include <petscerror.h>
5889566063dSJacob Faibussowitsch   void PetscCallThrow(PetscErrorCode ierr)
589986eef2eSBarry Smith 
590986eef2eSBarry Smith   Not Collective
591986eef2eSBarry Smith 
5929566063dSJacob Faibussowitsch   Input Parameter:
593986eef2eSBarry Smith . ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
594986eef2eSBarry Smith 
595986eef2eSBarry Smith   Notes:
5969566063dSJacob Faibussowitsch   Requires PETSc to be configured with clanguage = c++. Throws a std::runtime_error() on error.
597986eef2eSBarry Smith 
5989566063dSJacob Faibussowitsch   Once the error handler throws the exception you can use PetscCallVoid() which returns without
5999566063dSJacob Faibussowitsch   an error code (bad idea since the error is ignored) or PetscCallAbort() to have MPI_Abort()
6009566063dSJacob Faibussowitsch   called immediately.
6019566063dSJacob Faibussowitsch 
6029566063dSJacob Faibussowitsch   Level: beginner
6039566063dSJacob Faibussowitsch 
604db781477SPatrick Sanan .seealso: `SETERRQ()`, `PetscCall()`, `SETERRABORT()`, `PetscCallAbort()`, `PetscTraceBackErrorHandler()`,
605db781477SPatrick Sanan           `PetscPushErrorHandler()`, `PetscError()`, `CHKMEMQ`
606986eef2eSBarry Smith M*/
6079566063dSJacob Faibussowitsch #define PetscCallThrow(...) do {                                                                    \
6089566063dSJacob Faibussowitsch     PetscErrorCode ierr_cxx_ = __VA_ARGS__;                                                    \
6099566063dSJacob Faibussowitsch     if (PetscUnlikely(ierr_cxx_)) PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,ierr_cxx_,PETSC_ERROR_IN_CXX,PETSC_NULLPTR); \
610ffc4695bSBarry Smith   } while (0)
61185614651SBarry Smith 
612cc26af49SMatthew Knepley /*MC
613cc26af49SMatthew Knepley   CHKERRXX - Checks error code, if non-zero it calls the C++ error handler which throws an exception
614cc26af49SMatthew Knepley 
615cc26af49SMatthew Knepley   Synopsis:
6169566063dSJacob Faibussowitsch   #include <petscerror.h>
6173af045c5SBarry Smith   void CHKERRXX(PetscErrorCode ierr)
618cc26af49SMatthew Knepley 
619eca87e8dSBarry Smith   Not Collective
620cc26af49SMatthew Knepley 
6219566063dSJacob Faibussowitsch   Input Parameter:
6223af045c5SBarry Smith . ierr - nonzero error code, see the list of standard error codes in include/petscerror.h
623cc26af49SMatthew Knepley 
624cc26af49SMatthew Knepley   Notes:
6259566063dSJacob Faibussowitsch   Deprecated in favor of PetscCallThrow(). This routine behaves identically to it.
626cc26af49SMatthew Knepley 
6279566063dSJacob Faibussowitsch   Level: deprecated
628cc26af49SMatthew Knepley 
629db781477SPatrick Sanan .seealso: `PetscCallThrow()`
630cc26af49SMatthew Knepley M*/
6319566063dSJacob Faibussowitsch #define CHKERRXX(...) PetscCallThrow(__VA_ARGS__)
632fd705b32SMatthew Knepley #endif
633fd705b32SMatthew Knepley 
6343f520e80SJunchao Zhang /*MC
6359566063dSJacob Faibussowitsch   PetscCallCXX - Checks C++ function calls and if they throw an exception, catch it and then
6369566063dSJacob Faibussowitsch   return a PETSc error code
6373f520e80SJunchao Zhang 
6383f520e80SJunchao Zhang   Synopsis:
6399566063dSJacob Faibussowitsch   #include <petscerror.h>
6409566063dSJacob Faibussowitsch   void PetscCallCXX(expr) noexcept;
6413f520e80SJunchao Zhang 
6423f520e80SJunchao Zhang   Not Collective
6433f520e80SJunchao Zhang 
6449566063dSJacob Faibussowitsch   Input Parameter:
6459566063dSJacob Faibussowitsch . expr - An arbitrary expression
6463f520e80SJunchao Zhang 
6473f520e80SJunchao Zhang   Notes:
6489566063dSJacob Faibussowitsch   PetscCallCXX(expr) is a macro replacement for
6499566063dSJacob Faibussowitsch .vb
6509566063dSJacob Faibussowitsch   try {
6519566063dSJacob Faibussowitsch     expr;
6529566063dSJacob Faibussowitsch   } catch (const std::exception& e) {
6539566063dSJacob Faibussowitsch     return ConvertToPetscErrorCode(e);
6549566063dSJacob Faibussowitsch   }
6559566063dSJacob Faibussowitsch .ve
6569566063dSJacob Faibussowitsch   Due to the fact that it catches any (reasonable) exception, it is essentially noexcept.
6573f520e80SJunchao Zhang 
6589566063dSJacob Faibussowitsch   Example Usage:
6599566063dSJacob Faibussowitsch .vb
6609566063dSJacob Faibussowitsch   void foo(void) { throw std::runtime_error("error"); }
6613f520e80SJunchao Zhang 
6629566063dSJacob Faibussowitsch   void bar()
6639566063dSJacob Faibussowitsch   {
664e8952933SJacob Faibussowitsch     PetscCallCXX(foo()); // ERROR bar() does not return PetscErrorCode
6659566063dSJacob Faibussowitsch   }
6669566063dSJacob Faibussowitsch 
6679566063dSJacob Faibussowitsch   PetscErrorCode baz()
6689566063dSJacob Faibussowitsch   {
6699566063dSJacob Faibussowitsch     PetscCallCXX(foo()); // OK
6709566063dSJacob Faibussowitsch 
6719566063dSJacob Faibussowitsch     PetscCallCXX(
6729566063dSJacob Faibussowitsch       bar();
673e8952933SJacob Faibussowitsch       foo(); // OK mutliple statements allowed
6749566063dSJacob Faibussowitsch     );
6759566063dSJacob Faibussowitsch   }
6769566063dSJacob Faibussowitsch 
6779566063dSJacob Faibussowitsch   struct bop
6789566063dSJacob Faibussowitsch   {
6799566063dSJacob Faibussowitsch     bop()
6809566063dSJacob Faibussowitsch     {
681e8952933SJacob Faibussowitsch       PetscCallCXX(foo()); // ERROR returns PetscErrorCode, cannot be used in constructors
6829566063dSJacob Faibussowitsch     }
6839566063dSJacob Faibussowitsch   };
6849566063dSJacob Faibussowitsch 
685e8952933SJacob Faibussowitsch   // ERROR contains do-while, cannot be used as function-try block
6869566063dSJacob Faibussowitsch   PetscErrorCode qux() PetscCallCXX(
6879566063dSJacob Faibussowitsch     bar();
6889566063dSJacob Faibussowitsch     baz();
6899566063dSJacob Faibussowitsch     foo();
6909566063dSJacob Faibussowitsch     return 0;
6919566063dSJacob Faibussowitsch   )
6929566063dSJacob Faibussowitsch .ve
6939566063dSJacob Faibussowitsch 
69449762cbcSSatish Balay   Level: beginner
69549762cbcSSatish Balay 
696db781477SPatrick Sanan .seealso: `PetscCallThrow()`, `SETERRQ()`, `PetscCall()`, `SETERRABORT()`, `PetscCallAbort()`,
697db781477SPatrick Sanan           `PetscTraceBackErrorHandler()`, `PetscPushErrorHandler()`, `PetscError()`, `CHKMEMQ`
6983f520e80SJunchao Zhang M*/
6999566063dSJacob Faibussowitsch #define PetscCallCXX(...) do {                                  \
7003fcd9f07SJacob Faibussowitsch     try {                                                       \
7013fcd9f07SJacob Faibussowitsch       __VA_ARGS__;                                              \
7023fcd9f07SJacob Faibussowitsch     } catch (const std::exception& e) {                         \
7033fcd9f07SJacob Faibussowitsch       SETERRQ(PETSC_COMM_SELF,PETSC_ERR_LIB,"%s",e.what());     \
7043fcd9f07SJacob Faibussowitsch     }                                                           \
7053fcd9f07SJacob Faibussowitsch   } while (0)
7063f520e80SJunchao Zhang 
70730de9b25SBarry Smith /*MC
7089566063dSJacob Faibussowitsch   CHKERRCXX - Checks C++ function calls and if they throw an exception, catch it and then
7099566063dSJacob Faibussowitsch   return a PETSc error code
7109566063dSJacob Faibussowitsch 
7119566063dSJacob Faibussowitsch   Synopsis:
7129566063dSJacob Faibussowitsch   #include <petscerror.h>
7139566063dSJacob Faibussowitsch   void CHKERRCXX(func) noexcept;
7149566063dSJacob Faibussowitsch 
7159566063dSJacob Faibussowitsch   Not Collective
7169566063dSJacob Faibussowitsch 
7179566063dSJacob Faibussowitsch   Input Parameter:
7189566063dSJacob Faibussowitsch . func - C++ function calls
7199566063dSJacob Faibussowitsch 
7209566063dSJacob Faibussowitsch   Notes:
7219566063dSJacob Faibussowitsch   Deprecated in favor of PetscCallCXX(). This routine behaves identically to it.
7229566063dSJacob Faibussowitsch 
7239566063dSJacob Faibussowitsch   Level: deprecated
7249566063dSJacob Faibussowitsch 
725db781477SPatrick Sanan .seealso: `PetscCallCXX()`
7269566063dSJacob Faibussowitsch M*/
7279566063dSJacob Faibussowitsch #define CHKERRCXX(...) PetscCallCXX(__VA_ARGS__)
7289566063dSJacob Faibussowitsch 
7299566063dSJacob Faibussowitsch /*MC
73030de9b25SBarry Smith    CHKMEMQ - Checks the memory for corruption, calls error handler if any is detected
73130de9b25SBarry Smith 
73230de9b25SBarry Smith    Synopsis:
733aaa7dc30SBarry Smith    #include <petscsys.h>
73491d3bdf4SKris Buschelman    CHKMEMQ;
73530de9b25SBarry Smith 
736eca87e8dSBarry Smith    Not Collective
737eca87e8dSBarry Smith 
73830de9b25SBarry Smith   Level: beginner
73930de9b25SBarry Smith 
74030de9b25SBarry Smith    Notes:
741a17b96a8SKyle Gerard Felker     We highly recommend using Valgrind https://petsc.org/release/faq/#valgrind or for NVIDIA CUDA systems
7425ed36255SBarry Smith     https://docs.nvidia.com/cuda/cuda-memcheck/index.html for finding memory problems. The ``CHKMEMQ`` macro is useful on systems that
7435ed36255SBarry Smith     do not have valgrind, but is not as good as valgrind or cuda-memcheck.
7441957e957SBarry Smith 
74579dccf82SBarry Smith     Must run with the option -malloc_debug (-malloc_test in debug mode; or if PetscMallocSetDebug() called) to enable this option
74630de9b25SBarry Smith 
74730de9b25SBarry Smith     Once the error handler is called the calling function is then returned from with the given error code.
74830de9b25SBarry Smith 
74930de9b25SBarry Smith     By defaults prints location where memory that is corrupted was allocated.
75030de9b25SBarry Smith 
751f621e05eSBarry Smith     Use CHKMEMA for functions that return void
752f621e05eSBarry Smith 
753db781477SPatrick Sanan .seealso: `PetscTraceBackErrorHandler()`, `PetscPushErrorHandler()`, `PetscError()`, `SETERRQ()`, `PetscMallocValidate()`
75430de9b25SBarry Smith M*/
7556d210af2SJacob Faibussowitsch #if defined(PETSC_CLANG_STATIC_ANALYZER)
756064a246eSJacob Faibussowitsch #define CHKMEMQ
757064a246eSJacob Faibussowitsch #define CHKMEMA
7586d210af2SJacob Faibussowitsch #else
7599566063dSJacob Faibussowitsch #define CHKMEMQ PetscCall(PetscMallocValidate(__LINE__,PETSC_FUNCTION_NAME,__FILE__));
7606d210af2SJacob Faibussowitsch #define CHKMEMA PetscMallocValidate(__LINE__,PETSC_FUNCTION_NAME,__FILE__)
761064a246eSJacob Faibussowitsch #endif
7629566063dSJacob Faibussowitsch 
763668f157eSBarry Smith /*E
764668f157eSBarry Smith   PetscErrorType - passed to the PETSc error handling routines indicating if this is the first or a later call to the error handlers
765668f157eSBarry Smith 
766668f157eSBarry Smith   Level: advanced
767668f157eSBarry Smith 
768d736bfebSBarry Smith   PETSC_ERROR_IN_CXX indicates the error was detected in C++ and an exception should be generated
769d736bfebSBarry Smith 
77095452b02SPatrick Sanan   Developer Notes:
77195452b02SPatrick Sanan     This is currently used to decide when to print the detailed information about the run in PetscTraceBackErrorHandler()
772668f157eSBarry Smith 
773db781477SPatrick Sanan .seealso: `PetscError()`, `SETERRXX()`
774668f157eSBarry Smith E*/
775d736bfebSBarry Smith typedef enum {PETSC_ERROR_INITIAL=0,PETSC_ERROR_REPEAT=1,PETSC_ERROR_IN_CXX = 2} PetscErrorType;
7764b209cf6SBarry Smith 
777eb9e708aSLisandro Dalcin #if defined(__clang_analyzer__)
778eb9e708aSLisandro Dalcin __attribute__((analyzer_noreturn))
779eb9e708aSLisandro Dalcin #endif
780d8e4614bSJacob Faibussowitsch PETSC_EXTERN PetscErrorCode PetscError(MPI_Comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,...) PETSC_ATTRIBUTE_COLD PETSC_ATTRIBUTE_FORMAT(7,8);
781eb9e708aSLisandro Dalcin 
782014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscErrorPrintfInitialize(void);
783014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscErrorMessage(int,const char*[],char **);
784d8e4614bSJacob Faibussowitsch PETSC_EXTERN PetscErrorCode PetscTraceBackErrorHandler(MPI_Comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*) PETSC_ATTRIBUTE_COLD;
785d8e4614bSJacob Faibussowitsch PETSC_EXTERN PetscErrorCode PetscIgnoreErrorHandler(MPI_Comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*) PETSC_ATTRIBUTE_COLD;
786d8e4614bSJacob Faibussowitsch PETSC_EXTERN PetscErrorCode PetscEmacsClientErrorHandler(MPI_Comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*) PETSC_ATTRIBUTE_COLD;
787d8e4614bSJacob Faibussowitsch PETSC_EXTERN PetscErrorCode PetscMPIAbortErrorHandler(MPI_Comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*) PETSC_ATTRIBUTE_COLD;
788d8e4614bSJacob Faibussowitsch PETSC_EXTERN PetscErrorCode PetscAbortErrorHandler(MPI_Comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*) PETSC_ATTRIBUTE_COLD;
789d8e4614bSJacob Faibussowitsch PETSC_EXTERN PetscErrorCode PetscAttachDebuggerErrorHandler(MPI_Comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*) PETSC_ATTRIBUTE_COLD;
790d8e4614bSJacob Faibussowitsch PETSC_EXTERN PetscErrorCode PetscReturnErrorHandler(MPI_Comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*) PETSC_ATTRIBUTE_COLD;
791efca3c55SSatish Balay PETSC_EXTERN PetscErrorCode PetscPushErrorHandler(PetscErrorCode (*handler)(MPI_Comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*),void*);
792014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscPopErrorHandler(void);
7938d359177SBarry Smith PETSC_EXTERN PetscErrorCode PetscSignalHandlerDefault(int,void*);
794014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscPushSignalHandler(PetscErrorCode (*)(int,void *),void*);
795014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscPopSignalHandler(void);
79628559dc8SJed Brown PETSC_EXTERN PetscErrorCode PetscCheckPointerSetIntensity(PetscInt);
797c2a741eeSJunchao Zhang PETSC_EXTERN void PetscSignalSegvCheckPointerOrMpi(void);
7989fbee547SJacob Faibussowitsch PETSC_DEPRECATED_FUNCTION("Use PetscSignalSegvCheckPointerOrMpi() (since version 3.13)") static inline void PetscSignalSegvCheckPointer(void) {PetscSignalSegvCheckPointerOrMpi();}
799329f5518SBarry Smith 
800639ff905SBarry Smith /*MC
801639ff905SBarry Smith     PetscErrorPrintf - Prints error messages.
802639ff905SBarry Smith 
803639ff905SBarry Smith    Synopsis:
804aaa7dc30SBarry Smith     #include <petscsys.h>
805639ff905SBarry Smith      PetscErrorCode (*PetscErrorPrintf)(const char format[],...);
806639ff905SBarry Smith 
807639ff905SBarry Smith     Not Collective
808639ff905SBarry Smith 
809f899ff85SJose E. Roman     Input Parameter:
810639ff905SBarry Smith .   format - the usual printf() format string
811639ff905SBarry Smith 
812639ff905SBarry Smith    Options Database Keys:
8131957e957SBarry Smith +    -error_output_stdout - cause error messages to be printed to stdout instead of the  (default) stderr
814e1bc860dSBarry Smith -    -error_output_none - to turn off all printing of error messages (does not change the way the error is handled.)
815639ff905SBarry Smith 
81695452b02SPatrick Sanan    Notes:
81795452b02SPatrick Sanan     Use
818639ff905SBarry Smith $     PetscErrorPrintf = PetscErrorPrintfNone; to turn off all printing of error messages (does not change the way the
819639ff905SBarry Smith $                        error is handled.) and
8201957e957SBarry Smith $     PetscErrorPrintf = PetscErrorPrintfDefault; to turn it back on or you can use your own function
821639ff905SBarry Smith 
822639ff905SBarry Smith           Use
823639ff905SBarry Smith      PETSC_STDERR = FILE* obtained from a file open etc. to have stderr printed to the file.
824639ff905SBarry Smith      PETSC_STDOUT = FILE* obtained from a file open etc. to have stdout printed to the file.
825639ff905SBarry Smith 
826639ff905SBarry Smith           Use
827639ff905SBarry Smith       PetscPushErrorHandler() to provide your own error handler that determines what kind of messages to print
828639ff905SBarry Smith 
829639ff905SBarry Smith    Level: developer
830639ff905SBarry Smith 
831639ff905SBarry Smith     Fortran Note:
832639ff905SBarry Smith     This routine is not supported in Fortran.
833639ff905SBarry Smith 
834db781477SPatrick Sanan .seealso: `PetscFPrintf()`, `PetscSynchronizedPrintf()`, `PetscHelpPrintf()`, `PetscPrintf()`, `PetscPushErrorHandler()`, `PetscVFPrintf()`, `PetscHelpPrintf()`
835639ff905SBarry Smith M*/
8363ca90d2dSJacob Faibussowitsch PETSC_EXTERN PetscErrorCode (*PetscErrorPrintf)(const char[],...) PETSC_ATTRIBUTE_FORMAT(1,2);
837639ff905SBarry Smith 
838329f5518SBarry Smith typedef enum {PETSC_FP_TRAP_OFF=0,PETSC_FP_TRAP_ON=1} PetscFPTrap;
839014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscSetFPTrap(PetscFPTrap);
840014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscFPTrapPush(PetscFPTrap);
841014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscFPTrapPop(void);
842aba4c478SBarry Smith PETSC_EXTERN PetscErrorCode PetscDetermineInitialFPTrap(void);
84354a8ef01SBarry Smith 
8443a40ed3dSBarry Smith /*
8453a40ed3dSBarry Smith       Allows the code to build a stack frame as it runs
8463a40ed3dSBarry Smith */
8473a40ed3dSBarry Smith 
84827104ee2SJacob Faibussowitsch #if defined(PETSC_USE_DEBUG)
84999cd645aSJed Brown #define PETSCSTACKSIZE 64
8503a40ed3dSBarry Smith typedef struct  {
8510e33f6ddSBarry Smith   const char *function[PETSCSTACKSIZE];
8520e33f6ddSBarry Smith   const char *file[PETSCSTACKSIZE];
853184914b5SBarry Smith         int  line[PETSCSTACKSIZE];
854362febeeSStefano Zampini         int  petscroutine[PETSCSTACKSIZE]; /* 0 external called from petsc, 1 petsc functions, 2 petsc user functions */
855184914b5SBarry Smith         int  currentsize;
856a2f94806SJed Brown         int  hotdepth;
857362febeeSStefano Zampini   PetscBool  check; /* runtime option to check for correct Push/Pop semantics at runtime */
8583a40ed3dSBarry Smith } PetscStack;
85927104ee2SJacob Faibussowitsch PETSC_EXTERN PetscStack petscstack;
86027104ee2SJacob Faibussowitsch #else
86127104ee2SJacob Faibussowitsch typedef struct {
86227104ee2SJacob Faibussowitsch   char Silence_empty_struct_has_size_0_in_C_size_1_in_Cpp;
86327104ee2SJacob Faibussowitsch } PetscStack;
86427104ee2SJacob Faibussowitsch #endif
8653a40ed3dSBarry Smith 
8665d12eec7SSatish Balay #if defined(PETSC_SERIALIZE_FUNCTIONS)
8675d12eec7SSatish Balay #include <petsc/private/petscfptimpl.h>
8685d12eec7SSatish Balay /*
8695d12eec7SSatish Balay    Registers the current function into the global function pointer to function name table
8705d12eec7SSatish Balay 
8715d12eec7SSatish Balay    Have to fix this to handle errors but cannot return error since used in PETSC_VIEWER_DRAW_() etc
8725d12eec7SSatish Balay */
8735d12eec7SSatish Balay #define PetscRegister__FUNCT__() do { \
8745d12eec7SSatish Balay   static PetscBool __chked = PETSC_FALSE; \
8755d12eec7SSatish Balay   if (!__chked) {\
8765d12eec7SSatish Balay   void *ptr; PetscDLSym(NULL,PETSC_FUNCTION_NAME,&ptr);\
8775d12eec7SSatish Balay   __chked = PETSC_TRUE;\
8785d12eec7SSatish Balay   }} while (0)
8795d12eec7SSatish Balay #else
8805d12eec7SSatish Balay #define PetscRegister__FUNCT__()
8815d12eec7SSatish Balay #endif
8825d12eec7SSatish Balay 
8836d210af2SJacob Faibussowitsch #if defined(PETSC_CLANG_STATIC_ANALYZER)
8846d210af2SJacob Faibussowitsch #define PetscStackPushNoCheck(funct,petsc_routine,hot)
8856d210af2SJacob Faibussowitsch #define PetscStackPopNoCheck
8866d210af2SJacob Faibussowitsch #define PetscStackClearTop
8876d210af2SJacob Faibussowitsch #define PetscFunctionBegin
8886d210af2SJacob Faibussowitsch #define PetscFunctionBeginUser
8896d210af2SJacob Faibussowitsch #define PetscFunctionBeginHot
8906d210af2SJacob Faibussowitsch #define PetscFunctionReturn(a)    return a
8916d210af2SJacob Faibussowitsch #define PetscFunctionReturnVoid() return
8926d210af2SJacob Faibussowitsch #define PetscStackPop
8936d210af2SJacob Faibussowitsch #define PetscStackPush(f)
8946d210af2SJacob Faibussowitsch #elif defined(PETSC_USE_DEBUG)
8955a96b57dSJacob Faibussowitsch #define PetscStackPush_Private(stack__,file__,func__,line__,petsc_routine__,hot__) do { \
8965a96b57dSJacob Faibussowitsch     if (stack__.currentsize < PETSCSTACKSIZE) {                                         \
8975a96b57dSJacob Faibussowitsch       stack__.file[stack__.currentsize]         = file__;                               \
8985a96b57dSJacob Faibussowitsch       stack__.function[stack__.currentsize]     = func__;                               \
8995a96b57dSJacob Faibussowitsch       stack__.line[stack__.currentsize]         = line__;                               \
9005a96b57dSJacob Faibussowitsch       stack__.petscroutine[stack__.currentsize] = petsc_routine__;                      \
9015a96b57dSJacob Faibussowitsch     }                                                                                   \
9025a96b57dSJacob Faibussowitsch     ++stack__.currentsize;                                                              \
9035a96b57dSJacob Faibussowitsch     stack__.hotdepth += (hot__ || stack__.hotdepth);                                    \
9045a96b57dSJacob Faibussowitsch   } while (0)
9055a96b57dSJacob Faibussowitsch 
9065a96b57dSJacob Faibussowitsch #define PetscStackPop_Private(stack__,func__) do {                                             \
9075a96b57dSJacob Faibussowitsch     if (PetscUnlikely(stack__.currentsize <= 0)) {                                             \
9085a96b57dSJacob Faibussowitsch       if (PetscUnlikely(stack__.check)) {                                                      \
9095a96b57dSJacob Faibussowitsch         printf("Invalid stack size %d, pop %s\n",stack__.currentsize,func__);                  \
9105a96b57dSJacob Faibussowitsch       }                                                                                        \
9115a96b57dSJacob Faibussowitsch     } else {                                                                                   \
9125a96b57dSJacob Faibussowitsch       if (--stack__.currentsize < PETSCSTACKSIZE) {                                            \
9135a96b57dSJacob Faibussowitsch         if (PetscUnlikely(                                                                     \
9145a96b57dSJacob Faibussowitsch               stack__.check                           &&                                       \
9155a96b57dSJacob Faibussowitsch               stack__.petscroutine[stack__.currentsize] &&                                     \
9165a96b57dSJacob Faibussowitsch               (stack__.function[stack__.currentsize]    != (const char*)(func__)))) {          \
9175a96b57dSJacob Faibussowitsch           /* We need this string comparison because "unknown" can be defined in different static strings: */ \
9185a96b57dSJacob Faibussowitsch           PetscBool _cmpflg;                                                                   \
9195a96b57dSJacob Faibussowitsch           const char *_funct = stack__.function[stack__.currentsize];                          \
9205a96b57dSJacob Faibussowitsch           PetscStrcmp(_funct,func__,&_cmpflg);                                                 \
9215a96b57dSJacob Faibussowitsch           if (!_cmpflg) printf("Invalid stack: push from %s, pop from %s\n",_funct,func__);    \
9225a96b57dSJacob Faibussowitsch         }                                                                                      \
9235a96b57dSJacob Faibussowitsch         stack__.function[stack__.currentsize]     = PETSC_NULLPTR;                             \
9245a96b57dSJacob Faibussowitsch         stack__.file[stack__.currentsize]         = PETSC_NULLPTR;                             \
9255a96b57dSJacob Faibussowitsch         stack__.line[stack__.currentsize]         = 0;                                         \
9265a96b57dSJacob Faibussowitsch         stack__.petscroutine[stack__.currentsize] = 0;                                         \
9275a96b57dSJacob Faibussowitsch       }                                                                                        \
9285a96b57dSJacob Faibussowitsch       stack__.hotdepth = PetscMax(stack__.hotdepth-1,0);                                       \
9295a96b57dSJacob Faibussowitsch     }                                                                                          \
9305a96b57dSJacob Faibussowitsch   } while (0)
9315a96b57dSJacob Faibussowitsch 
932441dd030SJed Brown /* Stack handling is based on the following two "NoCheck" macros.  These should only be called directly by other error
933441dd030SJed Brown  * handling macros.  We record the line of the call, which may or may not be the location of the definition.  But is at
934441dd030SJed Brown  * least more useful than "unknown" because it can distinguish multiple calls from the same function.
935441dd030SJed Brown  */
93627104ee2SJacob Faibussowitsch #define PetscStackPushNoCheck(funct,petsc_routine,hot) do {                             \
937e04113cfSBarry Smith     PetscStackSAWsTakeAccess();                                                         \
9385a96b57dSJacob Faibussowitsch     PetscStackPush_Private(petscstack,__FILE__,funct,__LINE__,petsc_routine,hot);       \
939e04113cfSBarry Smith     PetscStackSAWsGrantAccess();                                                        \
940441dd030SJed Brown   } while (0)
941441dd030SJed Brown 
94227104ee2SJacob Faibussowitsch #define PetscStackPopNoCheck(funct)                    do {     \
943362febeeSStefano Zampini     PetscStackSAWsTakeAccess();                                 \
9445a96b57dSJacob Faibussowitsch     PetscStackPop_Private(petscstack,funct);                    \
945362febeeSStefano Zampini     PetscStackSAWsGrantAccess();                                \
946362febeeSStefano Zampini   } while (0)
947362febeeSStefano Zampini 
94827104ee2SJacob Faibussowitsch #define PetscStackClearTop                             do {             \
949e04113cfSBarry Smith     PetscStackSAWsTakeAccess();                                         \
9501724198aSStefano Zampini     if (petscstack.currentsize > 0 &&                                   \
9511724198aSStefano Zampini         --petscstack.currentsize < PETSCSTACKSIZE) {                    \
95227104ee2SJacob Faibussowitsch       petscstack.function[petscstack.currentsize]     = PETSC_NULLPTR;  \
95327104ee2SJacob Faibussowitsch       petscstack.file[petscstack.currentsize]         = PETSC_NULLPTR;  \
95427104ee2SJacob Faibussowitsch       petscstack.line[petscstack.currentsize]         = 0;              \
95527104ee2SJacob Faibussowitsch       petscstack.petscroutine[petscstack.currentsize] = 0;              \
956441dd030SJed Brown     }                                                                   \
95727104ee2SJacob Faibussowitsch     petscstack.hotdepth = PetscMax(petscstack.hotdepth-1,0);            \
958e04113cfSBarry Smith     PetscStackSAWsGrantAccess();                                        \
959441dd030SJed Brown   } while (0)
960441dd030SJed Brown 
96130de9b25SBarry Smith /*MC
9621957e957SBarry Smith    PetscFunctionBegin - First executable line of each PETSc function,  used for error handling. Final
9631957e957SBarry Smith       line of PETSc functions should be PetscFunctionReturn(0);
96430de9b25SBarry Smith 
96530de9b25SBarry Smith    Synopsis:
966aaa7dc30SBarry Smith    #include <petscsys.h>
96730de9b25SBarry Smith    void PetscFunctionBegin;
96830de9b25SBarry Smith 
969eca87e8dSBarry Smith    Not Collective
970eca87e8dSBarry Smith 
97130de9b25SBarry Smith    Usage:
97230de9b25SBarry Smith .vb
97330de9b25SBarry Smith      int something;
97430de9b25SBarry Smith 
97530de9b25SBarry Smith      PetscFunctionBegin;
97630de9b25SBarry Smith .ve
97730de9b25SBarry Smith 
97830de9b25SBarry Smith    Notes:
9791957e957SBarry Smith      Use PetscFunctionBeginUser for application codes.
9801957e957SBarry Smith 
98130de9b25SBarry Smith      Not available in Fortran
98230de9b25SBarry Smith 
98330de9b25SBarry Smith    Level: developer
98430de9b25SBarry Smith 
985db781477SPatrick Sanan .seealso: `PetscFunctionReturn()`, `PetscFunctionBeginHot()`, `PetscFunctionBeginUser()`
98630de9b25SBarry Smith 
98730de9b25SBarry Smith M*/
988441dd030SJed Brown #define PetscFunctionBegin do {                               \
989362febeeSStefano Zampini     PetscStackPushNoCheck(PETSC_FUNCTION_NAME,1,PETSC_FALSE); \
990a2f94806SJed Brown     PetscRegister__FUNCT__();                                 \
991a2f94806SJed Brown   } while (0)
992a2f94806SJed Brown 
993a2f94806SJed Brown /*MC
994a2f94806SJed Brown    PetscFunctionBeginHot - Substitute for PetscFunctionBegin to be used in functions that are called in
995a2f94806SJed Brown    performance-critical circumstances.  Use of this function allows for lighter profiling by default.
996a2f94806SJed Brown 
997a2f94806SJed Brown    Synopsis:
998aaa7dc30SBarry Smith    #include <petscsys.h>
999a2f94806SJed Brown    void PetscFunctionBeginHot;
1000a2f94806SJed Brown 
1001a2f94806SJed Brown    Not Collective
1002a2f94806SJed Brown 
1003a2f94806SJed Brown    Usage:
1004a2f94806SJed Brown .vb
1005a2f94806SJed Brown      int something;
1006a2f94806SJed Brown 
1007a2f94806SJed Brown      PetscFunctionBeginHot;
1008a2f94806SJed Brown .ve
1009a2f94806SJed Brown 
1010a2f94806SJed Brown    Notes:
1011a2f94806SJed Brown      Not available in Fortran
1012a2f94806SJed Brown 
1013a2f94806SJed Brown    Level: developer
1014a2f94806SJed Brown 
1015db781477SPatrick Sanan .seealso: `PetscFunctionBegin`, `PetscFunctionReturn()`
1016a2f94806SJed Brown 
1017a2f94806SJed Brown M*/
1018a2f94806SJed Brown #define PetscFunctionBeginHot do {                           \
1019362febeeSStefano Zampini     PetscStackPushNoCheck(PETSC_FUNCTION_NAME,1,PETSC_TRUE); \
10202d53ad75SBarry Smith     PetscRegister__FUNCT__();                                \
102153c77d0aSJed Brown   } while (0)
102253c77d0aSJed Brown 
1023a8d2bbe5SBarry Smith /*MC
1024a8d2bbe5SBarry Smith    PetscFunctionBeginUser - First executable line of user provided PETSc routine
1025a8d2bbe5SBarry Smith 
1026a8d2bbe5SBarry Smith    Synopsis:
1027aaa7dc30SBarry Smith    #include <petscsys.h>
1028a8d2bbe5SBarry Smith    void PetscFunctionBeginUser;
1029a8d2bbe5SBarry Smith 
1030a8d2bbe5SBarry Smith    Not Collective
1031a8d2bbe5SBarry Smith 
1032a8d2bbe5SBarry Smith    Usage:
1033a8d2bbe5SBarry Smith .vb
1034a8d2bbe5SBarry Smith      int something;
1035a8d2bbe5SBarry Smith 
1036ac285190SBarry Smith      PetscFunctionBeginUser;
1037a8d2bbe5SBarry Smith .ve
1038a8d2bbe5SBarry Smith 
1039a8d2bbe5SBarry Smith    Notes:
10401957e957SBarry Smith       Final line of PETSc functions should be PetscFunctionReturn(0) except for main().
10411957e957SBarry Smith 
1042a8d2bbe5SBarry Smith       Not available in Fortran
1043a8d2bbe5SBarry Smith 
1044ac285190SBarry Smith       This is identical to PetscFunctionBegin except it labels the routine as a user
1045ac285190SBarry Smith       routine instead of as a PETSc library routine.
1046ac285190SBarry Smith 
1047a2f94806SJed Brown    Level: intermediate
1048a8d2bbe5SBarry Smith 
1049db781477SPatrick Sanan .seealso: `PetscFunctionReturn()`, `PetscFunctionBegin`, `PetscFunctionBeginHot`
1050a8d2bbe5SBarry Smith 
1051a8d2bbe5SBarry Smith M*/
105227104ee2SJacob Faibussowitsch #define PetscFunctionBeginUser do {                           \
1053362febeeSStefano Zampini     PetscStackPushNoCheck(PETSC_FUNCTION_NAME,2,PETSC_FALSE); \
1054a8d2bbe5SBarry Smith     PetscRegister__FUNCT__();                                 \
1055a8d2bbe5SBarry Smith   } while (0)
1056a8d2bbe5SBarry Smith 
105727104ee2SJacob Faibussowitsch #define PetscStackPush(n)       do {        \
1058362febeeSStefano Zampini     PetscStackPushNoCheck(n,0,PETSC_FALSE); \
105915681b3cSBarry Smith     CHKMEMQ;                                \
106015681b3cSBarry Smith   } while (0)
10613a40ed3dSBarry Smith 
106227104ee2SJacob Faibussowitsch #define PetscStackPop           do {             \
1063441dd030SJed Brown       CHKMEMQ;                                   \
1064362febeeSStefano Zampini       PetscStackPopNoCheck(PETSC_FUNCTION_NAME); \
106515681b3cSBarry Smith     } while (0)
1066d64ed03dSBarry Smith 
106730de9b25SBarry Smith /*MC
106830de9b25SBarry Smith    PetscFunctionReturn - Last executable line of each PETSc function
106930de9b25SBarry Smith         used for error handling. Replaces return()
107030de9b25SBarry Smith 
107130de9b25SBarry Smith    Synopsis:
1072aaa7dc30SBarry Smith    #include <petscsys.h>
107330de9b25SBarry Smith    void PetscFunctionReturn(0);
107430de9b25SBarry Smith 
1075eca87e8dSBarry Smith    Not Collective
1076eca87e8dSBarry Smith 
107730de9b25SBarry Smith    Usage:
107830de9b25SBarry Smith .vb
107930de9b25SBarry Smith     ....
108030de9b25SBarry Smith      PetscFunctionReturn(0);
108130de9b25SBarry Smith    }
108230de9b25SBarry Smith .ve
108330de9b25SBarry Smith 
108430de9b25SBarry Smith    Notes:
108530de9b25SBarry Smith      Not available in Fortran
108630de9b25SBarry Smith 
108730de9b25SBarry Smith    Level: developer
108830de9b25SBarry Smith 
1089db781477SPatrick Sanan .seealso: `PetscFunctionBegin()`
109030de9b25SBarry Smith 
109130de9b25SBarry Smith M*/
109227104ee2SJacob Faibussowitsch #define PetscFunctionReturn(a)    do {          \
1093362febeeSStefano Zampini     PetscStackPopNoCheck(PETSC_FUNCTION_NAME);  \
109427104ee2SJacob Faibussowitsch     return a;                                   \
109527104ee2SJacob Faibussowitsch   } while (0)
1096d64ed03dSBarry Smith 
109727104ee2SJacob Faibussowitsch #define PetscFunctionReturnVoid() do {          \
1098362febeeSStefano Zampini     PetscStackPopNoCheck(PETSC_FUNCTION_NAME);  \
109927104ee2SJacob Faibussowitsch     return;                                     \
110027104ee2SJacob Faibussowitsch   } while (0)
110127104ee2SJacob Faibussowitsch #else /* PETSC_USE_DEBUG */
110227104ee2SJacob Faibussowitsch #define PetscStackPushNoCheck(funct,petsc_routine,hot)
110327104ee2SJacob Faibussowitsch #define PetscStackPopNoCheck
110427104ee2SJacob Faibussowitsch #define PetscStackClearTop
11053a40ed3dSBarry Smith #define PetscFunctionBegin
11060bdf7c52SPeter Brune #define PetscFunctionBeginUser
1107a2f94806SJed Brown #define PetscFunctionBeginHot
110827104ee2SJacob Faibussowitsch #define PetscFunctionReturn(a)    return a
11095665465eSBarry Smith #define PetscFunctionReturnVoid() return
1110812af9f3SBarry Smith #define PetscStackPop             CHKMEMQ
1111812af9f3SBarry Smith #define PetscStackPush(f)         CHKMEMQ
111227104ee2SJacob Faibussowitsch #endif /* PETSC_USE_DEBUG */
11133a40ed3dSBarry Smith 
11146d210af2SJacob Faibussowitsch #if defined(PETSC_CLANG_STATIC_ANALYZER)
11156d210af2SJacob Faibussowitsch #define PetscStackCall(name,routine)
11165f80ce2aSJacob Faibussowitsch #define PetscStackCallStandard(func,...)
11176d210af2SJacob Faibussowitsch #else
1118eb6b5d47SBarry Smith /*
1119eb6b5d47SBarry Smith     PetscStackCall - Calls an external library routine or user function after pushing the name of the routine on the stack.
1120eb6b5d47SBarry Smith 
1121eb6b5d47SBarry Smith    Input Parameters:
1122eb6b5d47SBarry Smith +   name - string that gives the name of the function being called
11239566063dSJacob Faibussowitsch -   routine - actual call to the routine, including ierr = and PetscCall(ierr);
1124fd3f9acdSBarry Smith 
1125dbf62e16SBarry Smith    Note: Often one should use PetscStackCallStandard() instead. This routine is intended for external library routines that DO NOT return error codes
1126eb6b5d47SBarry Smith 
1127eb6b5d47SBarry Smith    Developer Note: this is so that when a user or external library routine results in a crash or corrupts memory, they get blamed instead of PETSc.
1128eb6b5d47SBarry Smith 
1129eb6b5d47SBarry Smith */
113030ecc5abSKarl Rupp #define PetscStackCall(name,routine) do { PetscStackPush(name);routine;PetscStackPop; } while (0)
1131eb6b5d47SBarry Smith 
1132fd3f9acdSBarry Smith /*
1133fd3f9acdSBarry Smith     PetscStackCallStandard - Calls an external library routine after pushing the name of the routine on the stack.
1134fd3f9acdSBarry Smith 
1135fd3f9acdSBarry Smith    Input Parameters:
1136fd3f9acdSBarry Smith +   func-  name of the routine
1137fd3f9acdSBarry Smith -   args - arguments to the routine surrounded by ()
1138fd3f9acdSBarry Smith 
113995452b02SPatrick Sanan    Notes:
114095452b02SPatrick Sanan     This is intended for external package routines that return error codes. Use PetscStackCall() for those that do not.
1141dbf62e16SBarry Smith 
1142dbf62e16SBarry Smith    Developer Note: this is so that when an external packge routine results in a crash or corrupts memory, they get blamed instead of PETSc.
1143fd3f9acdSBarry Smith 
1144fd3f9acdSBarry Smith */
1145a74df02fSJacob Faibussowitsch #define PetscStackCallStandard(func,...) do {                                                  \
1146a74df02fSJacob Faibussowitsch     PetscStackPush(PetscStringize(func));                                                      \
1147a74df02fSJacob Faibussowitsch     PetscErrorCode __ierr = func(__VA_ARGS__);                                                 \
11481d4906efSStefano Zampini     PetscStackPop;                                                                             \
114932771afcSJacob Faibussowitsch     PetscCheck(!__ierr,PETSC_COMM_SELF,PETSC_ERR_LIB,"Error in %s(): error code %d",PetscStringize(func),__ierr); \
1150fd3f9acdSBarry Smith   } while (0)
11516d210af2SJacob Faibussowitsch #endif /* PETSC_CLANG_STATIC_ANALYZER */
115206d1fe2cSBarry Smith 
115306d1fe2cSBarry Smith #endif
1154