This commit is contained in:
Vitor Santos Costa 2016-09-22 21:53:42 -05:00
parent 02dabe8e3a
commit 2bbc3b9265
10 changed files with 91 additions and 49 deletions

View File

@ -267,6 +267,7 @@ static char tmpbuf[YAP_BUF_SIZE];
#define END_ERROR_CLASSES() \
} \
return TermNil; \
}
#define BEGIN_ERRORS() \
@ -291,7 +292,7 @@ static char tmpbuf[YAP_BUF_SIZE];
return mkerrorct(B, ts);
#define END_ERRORS() \
} \
} return TermNil; \
}
#include "YapErrors.h"
@ -347,7 +348,9 @@ yamop *Yap_Error__(const char *file, const char *function, int lineno,
Yap_RestartYap(1);
}
LOCAL_ActiveError.errorNo = type;
LOCAL_ActiveError.errorClass = Yap_errorClass(LOCAL_ActiveError.errorNo);
LOCAL_ActiveError.errorAsText = Yap_LookupAtom(Yap_errorName( type ));
LOCAL_ActiveError.errorClass = Yap_errorClass( type);
LOCAL_ActiveError.classAsText = Yap_LookupAtom(Yap_errorClassName( LOCAL_ActiveError.errorClass ));
LOCAL_ActiveError.errorLine = lineno;
LOCAL_ActiveError.errorFunction = function;
LOCAL_ActiveError.errorFile = file;

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@ -2074,8 +2074,18 @@ static Int jump_env(USES_REGS1) {
Yap_Error(INSTANTIATION_ERROR, t, "throw ball must be bound");
return false;
} else if (IsApplTerm(t) && FunctorOfTerm(t) == FunctorError) {
Term t2;
Yap_find_prolog_culprit(PASS_REGS1);
LOCAL_Error_TYPE = INSTANTIATION_ERROR;
LOCAL_Error_TYPE = ERROR_EVENT;
t = ArgOfTerm(1, t);
if (IsApplTerm(t) && IsAtomTerm((t2 = ArgOfTerm(1,t)))) {
LOCAL_ActiveError.errorAsText = AtomOfTerm(t2);
LOCAL_ActiveError.classAsText = NameOfFunctor(t);
} else if (IsAtomTerm(t)) {
LOCAL_ActiveError.errorAsText = AtomOfTerm(t);
LOCAL_ActiveError.classAsText = NULL;
}
} else {
LOCAL_Error_TYPE = THROW_EVENT;
}

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@ -1,6 +1,7 @@
#define YAP_CPP_INTERFACE 1
#include <string>
#include "yapi.hh"
extern "C" {
@ -947,30 +948,38 @@ void *YAPPrologPredicate::retractClause(YAPTerm skeleton, bool all) {
void *YAPPrologPredicate::clause(YAPTerm skeleton, YAPTerm &body) { return 0; }
const char *YAPError::text() {
char buf[256];
std::string s = "";
if (LOCAL_ActiveError.prologPredLine) {
s += LOCAL_ActiveError.prologPredFile->StrOfAE;
s += ":";
s += LOCAL_ActiveError.prologPredLine;
s += ":0 error ";
s += Yap_errorClassName(getErrorClass());
s += ".";
s += Yap_errorName(getID());
s += " in ";
s += LOCAL_ActiveError.prologPredModule;
s += ":";
s += (LOCAL_ActiveError.prologPredName)->StrOfAE;
s += "/";
s += LOCAL_ActiveError.prologPredArity;
s += "\n";
}
if (LOCAL_ActiveError.errorFunction) {
s += LOCAL_ActiveError.errorFile;
s += ":";
s += LOCAL_ActiveError.errorLine;
s += ":0 C-code for error.";
s += "\n";
sprintf(buf, "%ld", (long int)LOCAL_ActiveError.errorLine);
s += buf;
s += ":0 in C-code";
}
if (LOCAL_ActiveError.prologPredLine) {
s += "\n" ;
s+= LOCAL_ActiveError.prologPredFile->StrOfAE ;
s+= ":" ;
sprintf(buf, "%ld", (long int)LOCAL_ActiveError.prologPredLine);
s+= buf; // std::to_string(LOCAL_ActiveError.prologPredLine) ;
// YAPIntegerTerm(LOCAL_ActiveError.prologPredLine).text();
s+= ":0 " ;
s+= LOCAL_ActiveError.prologPredModule ;
s+= ":" ;
s+= (LOCAL_ActiveError.prologPredName)->StrOfAE ;
s+= "/" ;
sprintf(buf, "%ld", (long int)LOCAL_ActiveError.prologPredArity);
s+= // std::to_string(LOCAL_ActiveError.prologPredArity);
buf;
}
s += " error ";
if (LOCAL_ActiveError.classAsText != nullptr)
s += LOCAL_ActiveError.classAsText->StrOfAE;
s += ".";
s += LOCAL_ActiveError.errorAsText->StrOfAE;
s += ".\n";
if (LOCAL_ActiveError.errorTerm) {
Term t = Yap_PopTermFromDB(LOCAL_ActiveError.errorTerm);
if (t) {

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@ -7,6 +7,8 @@ class YAPTerm;
/// take information on a Prolog error:
class YAPError {
std::string name, errorClass, info;
int swigcode;
public:
/// error handling when receiving the error term

View File

@ -345,6 +345,7 @@ check_function_exists(strcasestr HAVE_STRCASESTR)
check_function_exists(strchr HAVE_STRCHR)
check_function_exists(strerror HAVE_STRERROR)
check_function_exists(stricmp HAVE_STRICMP)
check_function_exists(strlcpy HAVE_STRLCPY)
check_function_exists(strlwr HAVE_STRLWR)
check_function_exists(strncasecmp HAVE_STRNCASECMP)
check_function_exists(strncat HAVE_STRNCAT)

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@ -2011,6 +2011,9 @@ calls it, or to nothing if 'inline' is not supported under any name. */
#endif
#endif
#ifndef HAVE_STRLCPY
#define strlcpy(X,Y,Z) strcpy(X,Y)
#endif
//#define DEBUG_MALLOC 1
#if DEBUG_MALLOC

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@ -178,6 +178,8 @@ INLINE_ONLY extern inline Term Yap_ensure_atom__(const char *fu, const char *fi,
typedef struct yap_error_descriptor {
enum yap_error_status status;
yap_error_class_number errorClass;
YAP_Atom errorAsText;
YAP_Atom classAsText;
yap_error_number errorNo;
YAP_Int errorLine;
const char *errorFunction;

View File

@ -148,6 +148,7 @@ E(SYSTEM_ERROR_JIT_NOT_AVAILABLE, SYSTEM_ERROR_CLASS, "jit_not_available")
E(SYSTEM_ERROR_OPERATING_SYSTEM, SYSTEM_ERROR_CLASS, "operating_system_error")
E(SYSTEM_ERROR_SAVED_STATE, SYSTEM_ERROR_CLASS, "saved_state_error")
E(ERROR_EVENT, EVENT, "error")
E(ABORT_EVENT, EVENT, "abort")
E(THROW_EVENT, EVENT, "throw")
E(CALL_COUNTER_UNDERFLOW_EVENT, EVENT, "call_counter_underflow")

View File

@ -20,10 +20,19 @@ class T(tuple):
return str(self.name) + str(self.tuple)
def query_prolog(engine, s):
def answer( q ):
# try:
return q.next()
# except yap.YAPPythonException e:
# print e.text()
# return False
q = engine.query(s)
ask = True
while q.next():
while answer(q):
vs = q.namedVarsCopy()
if vs:
i = 0

View File

@ -85,20 +85,23 @@ return *new YAPTerm();
// Language independent exception handler
%exception {
%exception next {
try {
$action
} catch (YAPError e) {
} catch (YAPError &e) {
yap_error_number en = e.getID();
PyObject *pyerr = PyExc_RuntimeError;
LOCAL_Error_TYPE = YAP_NO_ERROR;
switch (e.getErrorClass()) {
case YAPC_NO_ERROR:
break;
/// bad domain, "first argument often is the predicate.
case DOMAIN_ERROR: {
yap_error_number en = e.getID();
switch (en) {
case DOMAIN_ERROR_OUT_OF_RANGE:
case DOMAIN_ERROR_NOT_LESS_THAN_ZERO:
PyErr_SetString(PyExc_IndexError, e.text());
pyerr = PyExc_IndexError;
break;
case DOMAIN_ERROR_CLOSE_OPTION:
case DOMAIN_ERROR_ENCODING:
@ -106,47 +109,45 @@ return *new YAPTerm();
case DOMAIN_ERROR_ABSOLUTE_FILE_NAME_OPTION:
case DOMAIN_ERROR_READ_OPTION:
case DOMAIN_ERROR_SET_STREAM_OPTION:
PyErr_SetString(PyExc_KeyError, e.text());
pyerr = PyExc_KeyError;
break;
case DOMAIN_ERROR_FILE_ERRORS:
case DOMAIN_ERROR_FILE_TYPE:
case DOMAIN_ERROR_IO_MODE:
case DOMAIN_ERROR_SOURCE_SINK:
case DOMAIN_ERROR_STREAM_POSITION:
PyErr_SetString(PyExc_IOError, e.text());
pyerr = PyExc_IOError;
break;
default:
PyErr_SetString(PyExc_ValueError, e.text());
pyerr = PyExc_ValueError;
}
} break;
/// bad arithmetic
case EVALUATION_ERROR: {
yap_error_number en = e.getID();
switch (en) {
case EVALUATION_ERROR_FLOAT_OVERFLOW:
case EVALUATION_ERROR_INT_OVERFLOW:
PyErr_SetString(PyExc_OverflowError, e.text());
pyerr = PyExc_OverflowError;
break;
case EVALUATION_ERROR_FLOAT_UNDERFLOW:
case EVALUATION_ERROR_UNDERFLOW:
case EVALUATION_ERROR_ZERO_DIVISOR:
PyErr_SetString(PyExc_ArithmeticError, e.text());
pyerr = PyExc_ArithmeticError;
break;
default:
PyErr_SetString(PyExc_RuntimeError, e.text());
pyerr = PyExc_RuntimeError;
}
} break;
/// missing object (I/O mostly)
case EXISTENCE_ERROR:
PyErr_SetString(PyExc_NotImplementedError, e.text());
pyerr = PyExc_NotImplementedError;
break;
/// should be bound
case INSTANTIATION_ERROR_CLASS:
PyErr_SetString(PyExc_RuntimeError, e.text());
pyerr = PyExc_RuntimeError;
break;
/// bad access, I/O
case PERMISSION_ERROR: {
yap_error_number en = e.getID();
switch (en) {
case PERMISSION_ERROR_INPUT_BINARY_STREAM:
case PERMISSION_ERROR_INPUT_PAST_END_OF_STREAM:
@ -157,40 +158,42 @@ return *new YAPTerm();
case PERMISSION_ERROR_REPOSITION_STREAM:
case PERMISSION_ERROR_OUTPUT_STREAM:
case PERMISSION_ERROR_OUTPUT_TEXT_STREAM:
PyErr_SetString(PyExc_OverflowError, e.text());
pyerr = PyExc_OverflowError;
break;
default:
PyErr_SetString(PyExc_RuntimeError, e.text());
pyerr = PyExc_RuntimeError;
}
} break;
/// something that could not be represented into a type
case REPRESENTATION_ERROR:
PyErr_SetString(PyExc_RuntimeError, e.text());
pyerr = PyExc_RuntimeError;
break;
/// not enough ....
case RESOURCE_ERROR:
PyErr_SetString(PyExc_RuntimeError, e.text());
pyerr = PyExc_RuntimeError;
break;
/// bad text
case SYNTAX_ERROR_CLASS:
PyErr_SetString(PyExc_SyntaxError, e.text());
pyerr = PyExc_SyntaxError;
break;
/// OS or internal
case SYSTEM_ERROR_CLASS:
PyErr_SetString(PyExc_RuntimeError, e.text());
pyerr = PyExc_RuntimeError;
break;
/// bad typing
case TYPE_ERROR:
PyErr_SetString(PyExc_TypeError, e.text());
pyerr = PyExc_TypeError;
break;
/// should be unbound
case UNINSTANTIATION_ERROR_CLASS:
PyErr_SetString(PyExc_RuntimeError, e.text());
pyerr = PyExc_RuntimeError;
break;
/// escape hatch
default:
break;
}
PyErr_SetString(pyerr, e.text());
return Py_False;
}
}
@ -203,12 +206,13 @@ return *new YAPTerm();
try {
$action
} catch (YAPError e) {
yap_error_number en = e.getID();
LOCAL_ERROR_Type = YAP_NO_ERROR;
switch (e.getErrorClass()) {
case YAPC_NO_ERROR:
break;
/// bad domain, "first argument often is the predicate.
case DOMAIN_ERROR: {
yap_error_number en = e.getID();
switch (en) {
case DOMAIN_ERROR_OUT_OF_RANGE:
case DOMAIN_ERROR_NOT_LESS_THAN_ZERO:
@ -235,7 +239,6 @@ return *new YAPTerm();
} break;
/// bad arithmetic
case EVALUATION_ERROR: {
yap_error_number en = e.getID();
switch (en) {
case EVALUATION_ERROR_FLOAT_OVERFLOW:
case EVALUATION_ERROR_FLOAT_UNDERFLOW:
@ -260,7 +263,6 @@ return *new YAPTerm();
break;
/// bad access, I/O
case PERMISSION_ERROR: {
yap_error_number en = e.getID();
switch (en) {
case PERMISSION_ERROR_INPUT_BINARY_STREAM:
case PERMISSION_ERROR_INPUT_PAST_END_OF_STREAM: