fix throw

This commit is contained in:
Vitor Santos Costa 2018-02-07 17:46:36 +00:00
parent b02c775915
commit f037b2478c
8 changed files with 888 additions and 904 deletions

View File

@ -305,11 +305,16 @@ static char tmpbuf[YAP_BUF_SIZE];
#include "YapErrors.h" #include "YapErrors.h"
// //
void Yap_pushErrorContext(yap_error_descriptor_t *new_error) { void Yap_pushErrorContext(yap_error_descriptor_t *new_error) {
memset(new_error, 0, sizeof(yap_error_descriptor_t));
new_error->top_error = LOCAL_ActiveError; new_error->top_error = LOCAL_ActiveError;
LOCAL_ActiveError = new_error; LOCAL_ActiveError = new_error;
} }
yap_error_descriptor_t *Yap_popErrorContext(void) { yap_error_descriptor_t *Yap_popErrorContext(bool pass) {
if (pass && LOCAL_ActiveError->top_error->errorNo == YAP_NO_ERROR &&
LOCAL_ActiveError->errorNo != YAP_NO_ERROR)
memcpy(LOCAL_ActiveError->top_error, LOCAL_ActiveError,
sizeof(yap_error_descriptor_t));
yap_error_descriptor_t *new_error = LOCAL_ActiveError; yap_error_descriptor_t *new_error = LOCAL_ActiveError;
LOCAL_ActiveError = LOCAL_ActiveError->top_error; LOCAL_ActiveError = LOCAL_ActiveError->top_error;
return new_error; return new_error;

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@ -175,7 +175,7 @@ static void syntax_msg(const char *msg, ...) {
va_list ap; va_list ap;
if (!LOCAL_ErrorMessage || if (!LOCAL_ErrorMessage ||
(LOCAL_Error_TYPE == SYNTAX_ERROR && (LOCAL_Error_TYPE == SYNTAX_ERROR &&
LOCAL_tokptr->TokPos < LOCAL_ActiveError->prologParserPos )) { LOCAL_tokptr->TokPos < LOCAL_ActiveError->prologParserPos)) {
if (!LOCAL_ErrorMessage) { if (!LOCAL_ErrorMessage) {
LOCAL_ErrorMessage = malloc(MAX_ERROR_MSG_SIZE + 1); LOCAL_ErrorMessage = malloc(MAX_ERROR_MSG_SIZE + 1);
} }
@ -1013,8 +1013,8 @@ static Term ParseTerm(int prio, JMPBUFF *FailBuff, encoding_t enc,
} }
} }
if (LOCAL_tokptr->Tok <= Ord(String_tok)) { if (LOCAL_tokptr->Tok <= Ord(String_tok)) {
syntax_msg("line %d: expected operator, got \'%s\'", LOCAL_tokptr->TokLine, syntax_msg("line %d: expected operator, got \'%s\'",
Yap_tokText(LOCAL_tokptr)); LOCAL_tokptr->TokLine, Yap_tokText(LOCAL_tokptr));
FAIL; FAIL;
} }
break; break;
@ -1036,6 +1036,7 @@ Term Yap_Parse(UInt prio, encoding_t enc, Term cmod) {
t = ParseTerm(prio, &FailBuff, enc, cmod PASS_REGS); t = ParseTerm(prio, &FailBuff, enc, cmod PASS_REGS);
#if DEBUG #if DEBUG
if (GLOBAL_Option['p' - 'a' + 1]) { if (GLOBAL_Option['p' - 'a' + 1]) {
Yap_DebugPlWrite(MkIntTerm(LOCAL_tokptr->TokLine));
Yap_DebugPutc(stderr, '['); Yap_DebugPutc(stderr, '[');
if (t == 0) if (t == 0)
Yap_DebugPlWrite(MkIntTerm(0)); Yap_DebugPlWrite(MkIntTerm(0));

158
C/write.c
View File

@ -9,10 +9,9 @@
* * * *
************************************************************************** **************************************************************************
* * * *
* File: write.c * * File: write.c * Last
* Last rev: * *rev: * mods:
* mods: * ** comments: Writing a Prolog Term *
* comments: Writing a Prolog Term *
* * * *
*************************************************************************/ *************************************************************************/
#ifdef SCCS #ifdef SCCS
@ -84,25 +83,21 @@ typedef struct write_globs {
#define lastw wglb->lw #define lastw wglb->lw
#define last_minus wglb->last_atom_minus #define last_minus wglb->last_atom_minus
static bool callPortray(Term t, struct DB_TERM **old_EXp, int sno USES_REGS) { static bool callPortray(Term t, int sno USES_REGS) {
PredEntry *pe; PredEntry *pe;
Int b0 = LCL0 - (CELL *)B; Int b0 = LCL0 - (CELL *)B;
*old_EXp = Yap_RefToException();
UNLOCK(GLOBAL_Stream[sno].streamlock); UNLOCK(GLOBAL_Stream[sno].streamlock);
if ((pe = RepPredProp(Yap_GetPredPropByFunc(FunctorPortray, USER_MODULE))) && if ((pe = RepPredProp(Yap_GetPredPropByFunc(FunctorPortray, USER_MODULE))) &&
pe->OpcodeOfPred != FAIL_OPCODE && pe->OpcodeOfPred != UNDEF_OPCODE && pe->OpcodeOfPred != FAIL_OPCODE && pe->OpcodeOfPred != UNDEF_OPCODE &&
Yap_execute_pred(pe, &t, true PASS_REGS)) { Yap_execute_pred(pe, &t, true PASS_REGS)) {
choiceptr B0 = (choiceptr)(LCL0 - b0); choiceptr B0 = (choiceptr)(LCL0 - b0);
if (Yap_HasException() && !*old_EXp)
*old_EXp = Yap_RefToException();
Yap_fail_all(B0 PASS_REGS); Yap_fail_all(B0 PASS_REGS);
LOCK(GLOBAL_Stream[sno].streamlock); LOCK(GLOBAL_Stream[sno].streamlock);
return true; return true;
} }
LOCK(GLOBAL_Stream[sno].streamlock); LOCK(GLOBAL_Stream[sno].streamlock);
if (Yap_HasException() && !*old_EXp)
*old_EXp = Yap_RefToException();
return false; return false;
} }
@ -390,8 +385,8 @@ int Yap_FormatFloat(Float f, char **s, size_t sz) {
wglb.stream = GLOBAL_Stream + sno; wglb.stream = GLOBAL_Stream + sno;
wrputf(f, &wglb); wrputf(f, &wglb);
so = Yap_MemExportStreamPtr(sno); so = Yap_MemExportStreamPtr(sno);
*s = BaseMalloc( strlen(so)+1 ); *s = BaseMalloc(strlen(so) + 1);
strcpy(*s, so ); strcpy(*s, so);
Yap_CloseStream(sno); Yap_CloseStream(sno);
return true; return true;
} }
@ -410,10 +405,10 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
#endif #endif
wrputs(s, stream); wrputs(s, stream);
lastw = alphanum; lastw = alphanum;
} }
/* writes a blob (default) */ /* writes a blob (default) */
static int wrputblob(AtomEntry *ref, int Quote_illegal, static int wrputblob(AtomEntry *ref, int Quote_illegal,
struct write_globs *wglb) { struct write_globs *wglb) {
wrf stream = wglb->stream; wrf stream = wglb->stream;
int rc; int rc;
@ -424,10 +419,10 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
} }
lastw = alphanum; lastw = alphanum;
return 1; return 1;
} }
static int legalAtom(unsigned char *s) /* Is this a legal atom ? */ static int legalAtom(unsigned char *s) /* Is this a legal atom ? */
{ {
wchar_t ch = *s; wchar_t ch = *s;
if (ch == '\0') if (ch == '\0')
@ -461,11 +456,11 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
if (Yap_chtype[ch] > NU) if (Yap_chtype[ch] > NU)
return false; return false;
return true; return true;
} }
static wtype static wtype
AtomIsSymbols(unsigned char *s) /* Is this atom just formed by symbols ? */ AtomIsSymbols(unsigned char *s) /* Is this atom just formed by symbols ? */
{ {
int ch; int ch;
if (Yap_chtype[(int)s[0]] == SL && s[1] == '\0') if (Yap_chtype[(int)s[0]] == SL && s[1] == '\0')
return (separator); return (separator);
@ -474,9 +469,9 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
return alphanum; return alphanum;
} }
return symbol; return symbol;
} }
static void write_quoted(wchar_t ch, wchar_t quote, wrf stream) { static void write_quoted(wchar_t ch, wchar_t quote, wrf stream) {
CACHE_REGS CACHE_REGS
if (!(Yap_GetModuleEntry(CurrentModule)->flags & M_CHARESCAPE)) { if (!(Yap_GetModuleEntry(CurrentModule)->flags & M_CHARESCAPE)) {
wrputc(ch, stream); wrputc(ch, stream);
@ -550,11 +545,11 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
} }
} }
} }
} }
static void write_string(const unsigned char *s, static void write_string(const unsigned char *s,
struct write_globs *wglb) /* writes an integer */ struct write_globs *wglb) /* writes an integer */
{ {
StreamDesc *stream = wglb->stream; StreamDesc *stream = wglb->stream;
utf8proc_int32_t chr, qt; utf8proc_int32_t chr, qt;
unsigned char *ptr = (unsigned char *)s; unsigned char *ptr = (unsigned char *)s;
@ -566,19 +561,21 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
wrputc(qt, stream); wrputc(qt, stream);
do { do {
int delta; int delta;
ptr += (delta = get_utf8(ptr, -1, &chr) ); ptr += (delta = get_utf8(ptr, -1, &chr));
if (chr == '\0') { if (chr == '\0') {
break; break;
} }
if (delta == 0) {chr = *ptr++; } if (delta == 0) {
chr = *ptr++;
}
write_quoted(chr, qt, stream); write_quoted(chr, qt, stream);
} while (true); } while (true);
wrputc(qt, stream); wrputc(qt, stream);
} }
/* writes an atom */ /* writes an atom */
static void putAtom(Atom atom, int Quote_illegal, struct write_globs *wglb) { static void putAtom(Atom atom, int Quote_illegal, struct write_globs *wglb) {
unsigned char *s; unsigned char *s;
wtype atom_or_symbol; wtype atom_or_symbol;
wrf stream = wglb->stream; wrf stream = wglb->stream;
@ -609,23 +606,23 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
while (*s) { while (*s) {
int32_t ch; int32_t ch;
s += get_utf8(s, -1, &ch); s += get_utf8(s, -1, &ch);
write_quoted( ch, '\'', stream); write_quoted(ch, '\'', stream);
} }
wrputc('\'', stream); wrputc('\'', stream);
} else { } else {
wrputs((char *)s, stream); wrputs((char *)s, stream);
} }
} }
void Yap_WriteAtom(StreamDesc *s, Atom atom) { void Yap_WriteAtom(StreamDesc *s, Atom atom) {
struct write_globs wglb; struct write_globs wglb;
wglb.stream = s; wglb.stream = s;
wglb.Quote_illegal = FALSE; wglb.Quote_illegal = FALSE;
putAtom(atom, 0, &wglb); putAtom(atom, 0, &wglb);
} }
static int IsCodesTerm(Term string) /* checks whether this is a string */ static int IsCodesTerm(Term string) /* checks whether this is a string */
{ {
if (IsVarTerm(string)) if (IsVarTerm(string))
return FALSE; return FALSE;
do { do {
@ -647,12 +644,12 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
return (FALSE); return (FALSE);
} while (string != TermNil); } while (string != TermNil);
return (TRUE); return (TRUE);
} }
/* writes a string */ /* writes a string */
static void putString(Term string, struct write_globs *wglb) static void putString(Term string, struct write_globs *wglb)
{ {
wrf stream = wglb->stream; wrf stream = wglb->stream;
wrputc('"', stream); wrputc('"', stream);
while (string != TermNil) { while (string != TermNil) {
@ -662,12 +659,12 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
} }
wrputc('"', stream); wrputc('"', stream);
lastw = alphanum; lastw = alphanum;
} }
/* writes a string */ /* writes a string */
static void putUnquotedString(Term string, struct write_globs *wglb) static void putUnquotedString(Term string, struct write_globs *wglb)
{ {
wrf stream = wglb->stream; wrf stream = wglb->stream;
while (string != TermNil) { while (string != TermNil) {
int ch = IntOfTerm(HeadOfTerm(string)); int ch = IntOfTerm(HeadOfTerm(string));
@ -675,9 +672,9 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
string = TailOfTerm(string); string = TailOfTerm(string);
} }
lastw = alphanum; lastw = alphanum;
} }
static Term from_pointer(CELL *ptr0, struct rewind_term *rwt, static Term from_pointer(CELL *ptr0, struct rewind_term *rwt,
struct write_globs *wglb) { struct write_globs *wglb) {
CACHE_REGS CACHE_REGS
Term t; Term t;
@ -713,9 +710,9 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
} }
} }
return t; return t;
} }
static CELL *restore_from_write(struct rewind_term *rwt, static CELL *restore_from_write(struct rewind_term *rwt,
struct write_globs *wglb) { struct write_globs *wglb) {
CACHE_REGS CACHE_REGS
CELL *ptr; CELL *ptr;
@ -729,10 +726,10 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
} }
rwt->u_sd.s.ptr = 0; rwt->u_sd.s.ptr = 0;
return ptr; return ptr;
} }
/* writes an unbound variable */ /* writes an unbound variable */
static void write_var(CELL *t, struct write_globs *wglb, static void write_var(CELL *t, struct write_globs *wglb,
struct rewind_term *rwt) { struct rewind_term *rwt) {
CACHE_REGS CACHE_REGS
if (lastw == alphanum) { if (lastw == alphanum) {
@ -773,9 +770,9 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
} else { } else {
wrputn(((Int)(t - H0)), wglb); wrputn(((Int)(t - H0)), wglb);
} }
} }
static Term check_infinite_loop(Term t, struct rewind_term *x, static Term check_infinite_loop(Term t, struct rewind_term *x,
struct write_globs *wglb) { struct write_globs *wglb) {
CACHE_REGS CACHE_REGS
if (wglb->Keep_terms) { if (wglb->Keep_terms) {
@ -792,9 +789,9 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
} }
} }
return t; return t;
} }
static void write_list(Term t, int direction, int depth, static void write_list(Term t, int direction, int depth,
struct write_globs *wglb, struct rewind_term *rwt) { struct write_globs *wglb, struct rewind_term *rwt) {
Term ti; Term ti;
struct rewind_term nrwt; struct rewind_term nrwt;
@ -867,14 +864,14 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
wglb, &nrwt); wglb, &nrwt);
restore_from_write(&nrwt, wglb); restore_from_write(&nrwt, wglb);
} }
} }
static void writeTerm(Term t, int p, int depth, int rinfixarg, static void writeTerm(Term t, int p, int depth, int rinfixarg,
struct write_globs *wglb, struct rewind_term *rwt) struct write_globs *wglb, struct rewind_term *rwt)
/* term to write */ /* term to write */
/* context priority */ /* context priority */
{ {
CACHE_REGS CACHE_REGS
struct rewind_term nrwt; struct rewind_term nrwt;
nrwt.parent = rwt; nrwt.parent = rwt;
@ -884,8 +881,6 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
putAtom(Atom3Dots, wglb->Quote_illegal, wglb); putAtom(Atom3Dots, wglb->Quote_illegal, wglb);
return; return;
} }
DBTerm *ex;
Yap_ResetException(worker_id);
t = Deref(t); t = Deref(t);
if (IsVarTerm(t)) { if (IsVarTerm(t)) {
write_var((CELL *)t, wglb, &nrwt); write_var((CELL *)t, wglb, &nrwt);
@ -910,9 +905,7 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
return; return;
} }
if (wglb->Use_portray) if (wglb->Use_portray)
if (callPortray(t, &ex, wglb->stream - GLOBAL_Stream PASS_REGS)) { if (callPortray(t, wglb->stream - GLOBAL_Stream PASS_REGS)) {
Yap_CopyException(ex);
Yap_RaiseException();
return; return;
} }
if (trueGlobalPrologFlag(WRITE_STRINGS_FLAG) && IsCodesTerm(t)) { if (trueGlobalPrologFlag(WRITE_STRINGS_FLAG) && IsCodesTerm(t)) {
@ -985,9 +978,7 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
} }
#endif #endif
if (wglb->Use_portray) { if (wglb->Use_portray) {
if (callPortray(t, &ex, wglb->stream - GLOBAL_Stream PASS_REGS)) { if (callPortray(t, wglb->stream - GLOBAL_Stream PASS_REGS)) {
Yap_CopyException(ex);
Yap_RaiseException();
return; return;
} }
} }
@ -1203,20 +1194,20 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
wrclose_bracket(wglb, TRUE); wrclose_bracket(wglb, TRUE);
} }
} }
} }
void Yap_plwrite(Term t, StreamDesc *mywrite, int max_depth, int flags, void Yap_plwrite(Term t, StreamDesc *mywrite, int max_depth, int flags,
int priority) int priority)
/* term to be written */ /* term to be written */
/* consumer */ /* consumer */
/* write options */ /* write options */
{ {
CACHE_REGS CACHE_REGS
struct write_globs wglb; struct write_globs wglb;
struct rewind_term rwt; struct rewind_term rwt;
yhandle_t sls = Yap_CurrentSlot(); yhandle_t sls = Yap_CurrentSlot();
if (t==0) if (t == 0)
return; return;
if (!mywrite) { if (!mywrite) {
CACHE_REGS CACHE_REGS
@ -1239,7 +1230,10 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
wglb.Ignore_ops = flags & Ignore_ops_f; wglb.Ignore_ops = flags & Ignore_ops_f;
wglb.Write_strings = flags & BackQuote_String_f; wglb.Write_strings = flags & BackQuote_String_f;
/* protect slots for portray */ /* protect slots for portray */
yap_error_descriptor_t ne;
Yap_pushErrorContext(&ne);
writeTerm(from_pointer(&t, &rwt, &wglb), priority, 1, FALSE, &wglb, &rwt); writeTerm(from_pointer(&t, &rwt, &wglb), priority, 1, FALSE, &wglb, &rwt);
Yap_popErrorContext(true);
if (flags & New_Line_f) { if (flags & New_Line_f) {
if (flags & Fullstop_f) { if (flags & Fullstop_f) {
wrputc('.', wglb.stream); wrputc('.', wglb.stream);
@ -1255,9 +1249,9 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
} }
restore_from_write(&rwt, &wglb); restore_from_write(&rwt, &wglb);
Yap_CloseSlots(sls); Yap_CloseSlots(sls);
} }
char *Yap_TermToBuffer(Term t, encoding_t enc, int flags) { char *Yap_TermToBuffer(Term t, encoding_t enc, int flags) {
CACHE_REGS CACHE_REGS
int sno = Yap_open_buf_write_stream(enc, flags); int sno = Yap_open_buf_write_stream(enc, flags);
const char *sf; const char *sf;
@ -1274,10 +1268,10 @@ static void wrputref(CODEADDR ref, int Quote_illegal,
sf = Yap_MemExportStreamPtr(sno); sf = Yap_MemExportStreamPtr(sno);
size_t len = strlen(sf); size_t len = strlen(sf);
char *new = malloc( len + 1 ); char *new = malloc(len + 1);
strcpy( new, sf ); strcpy(new, sf);
Yap_CloseStream(sno); Yap_CloseStream(sno);
if (e) if (e)
LOCAL_BallTerm = e; LOCAL_BallTerm = e;
return new; return new;
} }

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@ -440,7 +440,7 @@ static const char *find_directory(YAP_init_args *iap, const char *paths[],
const char *inp; const char *inp;
if (filename) { if (filename) {
strcpy(out, filename); strcpy(out, filename);
if (Yap_IsAbsolutePath(out, false)) { if (Yap_IsAbsolutePath(out, true)) {
out = pop_output_text_stack(lvl, out); out = pop_output_text_stack(lvl, out);
return out; return out;
} }

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@ -50,7 +50,6 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
/* The YAP main types */ /* The YAP main types */
#include "YapTerm.h" #include "YapTerm.h"
@ -75,17 +74,14 @@
typedef bool YAP_Bool; typedef bool YAP_Bool;
#endif #endif
/** /**
This term can never be constructed as a valid term, so it is This term can never be constructed as a valid term, so it is
used as a "BAD" term used as a "BAD" term
*/ */
#define TermZERO ((Term)0) #define TermZERO ((Term)0)
#include "YapConfig.h" #include "YapConfig.h"
typedef void *YAP_PredEntryPtr; typedef void *YAP_PredEntryPtr;
typedef size_t YAP_Arity; typedef size_t YAP_Arity;
@ -175,7 +171,6 @@ typedef enum {
#define YAP_RECONSULT_MODE 1 #define YAP_RECONSULT_MODE 1
#define YAP_BOOT_MODE 2 #define YAP_BOOT_MODE 2
X_API YAP_file_type_t Yap_InitDefaults(void *init_args, char saved_state[], X_API YAP_file_type_t Yap_InitDefaults(void *init_args, char saved_state[],
int Argc, char *Argv[]); int Argc, char *Argv[]);
@ -199,7 +194,7 @@ typedef struct yap_boot_params {
//> if NON-NULL, name for a Prolog file to use when booting //> if NON-NULL, name for a Prolog file to use when booting
const char *PrologBootFile; const char *PrologBootFile;
//> if NON-NULL, directory for a Prolog file to be when booting //> if NON-NULL, directory for a Prolog file to be when booting
const char *PlBootDir; const char *BootPlDir;
//> if NON-NULL, path where we can find the saved state //> if NON-NULL, path where we can find the saved state
const char *SavedState; const char *SavedState;
//> bootstrapping mode: YAP is not properly installed //> bootstrapping mode: YAP is not properly installed
@ -274,7 +269,7 @@ typedef struct yap_boot_params {
char *def_var[YAP_MAX_YPP_DEFS]; char *def_var[YAP_MAX_YPP_DEFS];
char *def_value[YAP_MAX_YPP_DEFS]; char *def_value[YAP_MAX_YPP_DEFS];
int def_c; int def_c;
/* End preprocessor code */ /* End preprocessor code */
#ifdef MYDDAS_MYSQL #ifdef MYDDAS_MYSQL
//> If any myddas option was given //> If any myddas option was given
@ -332,7 +327,7 @@ typedef YAP_Bool (*YAP_Opaque_CallOnGCRelocate)(YAP_opaque_tag_t, void *,
/// opaque variables can interact with the system /// opaque variables can interact with the system
typedef struct YAP_opaque_handler_struct { typedef struct YAP_opaque_handler_struct {
YAP_Opaque_CallOnCut cut_handler; //< called at cut, which may be a forward YAP_Opaque_CallOnCut cut_handler; //< called at cut, which may be a forward
//cut or an exception. // cut or an exception.
YAP_Opaque_CallOnFail YAP_Opaque_CallOnFail
fail_handler; //< called at exit, it can be used to cleanup resources fail_handler; //< called at exit, it can be used to cleanup resources
YAP_Opaque_CallOnWrite write_handler; //< text representation YAP_Opaque_CallOnWrite write_handler; //< text representation

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@ -238,6 +238,6 @@ INLINE_ONLY extern inline Term Yap_ensure_atom__(const char *fu, const char *fi,
extern const char *Yap_errorClassName(yap_error_class_number e); extern const char *Yap_errorClassName(yap_error_class_number e);
extern void Yap_pushErrorContext(yap_error_descriptor_t * new_error); extern void Yap_pushErrorContext(yap_error_descriptor_t * new_error);
extern yap_error_descriptor_t *Yap_popErrorContext(void); extern yap_error_descriptor_t *Yap_popErrorContext(bool pass);
#endif #endif

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@ -153,9 +153,6 @@ int Yap_peekWithSeek(int sno) {
int Yap_popChar(int sno) { int Yap_popChar(int sno) {
StreamDesc *s = GLOBAL_Stream + sno; StreamDesc *s = GLOBAL_Stream + sno;
s->buf.on = false; s->buf.on = false;
s->charcount = s->buf.pos;
s->linecount = s->buf.line;
s->linepos = s->buf.lpos;
Yap_DefaultStreamOps(s); Yap_DefaultStreamOps(s);
return s->buf.ch; return s->buf.ch;
} }
@ -174,16 +171,13 @@ int Yap_peekWide(int sno) {
} else { } else {
s->buf.on = true; s->buf.on = true;
s->buf.ch = ch; s->buf.ch = ch;
s->buf.pos = s->charcount;
s->buf.line = s->linecount;
s->buf.lpos = s->linepos;
s->charcount = pos; s->charcount = pos;
s->linecount = line; s->linecount = line;
s->linepos = lpos; s->linepos = lpos;
s->stream_wgetc = Yap_popChar; s->stream_wgetc = Yap_popChar;
s->stream_getc = NULL; s->stream_getc = NULL;
s->stream_peek= NULL; s->stream_peek = NULL;
s->stream_wpeek= NULL; s->stream_wpeek = NULL;
s->stream_getc = Yap_popChar; s->stream_getc = Yap_popChar;
s->stream_wgetc = Yap_popChar; s->stream_wgetc = Yap_popChar;
// Yap_SetCurInpPos(sno, pos); // Yap_SetCurInpPos(sno, pos);
@ -205,17 +199,14 @@ int Yap_peekChar(int sno) {
} else { } else {
s->buf.on = true; s->buf.on = true;
s->buf.ch = ch; s->buf.ch = ch;
s->buf.pos = s->charcount;
s->buf.line = s->linecount;
s->buf.lpos = s->linepos;
s->charcount = pos; s->charcount = pos;
s->linecount = line; s->linecount = line;
s->linepos = lpos; s->linepos = lpos;
s->stream_getc = Yap_popChar; s->stream_getc = Yap_popChar;
s->stream_wgetc = NULL; s->stream_wgetc = NULL;
s->stream_peek= NULL; s->stream_peek = NULL;
s->stream_wpeek= NULL; s->stream_wpeek = NULL;
//Yap_SetCurInpPos(sno, pos); // Yap_SetCurInpPos(sno, pos);
} }
return ch; return ch;
} }

View File

@ -224,13 +224,11 @@
:- yap_flag(unknown,error). :- yap_flag(unknown,error).
:- style_check(single_var). :- style_check(single_var).
:- start_low_level_trace.
:- initialization(( :- initialization((
bb_put(logger_filename,'out.dat'), bb_put(logger_filename,'out.dat'),
bb_put(logger_delimiter,';'), bb_put(logger_delimiter,';'),
bb_put(logger_variables,[]) bb_put(logger_variables,[])
)). )).
:- stopS_low_level_trace.
%======================================================================== %========================================================================
%= Defines a new variable, possible types are: int, float and time %= Defines a new variable, possible types are: int, float and time