fix report on initial and token line for parser.
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@540 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
This commit is contained in:
vsc
parent
804f7ecebc
commit
b48f1264b9
@ -1074,7 +1074,7 @@ p_compile(void)
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if (ErrorMessage) {
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if (IntOfTerm(t1) & 4) {
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Error(Error_TYPE, Error_Term,
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"in line %d, %s", StartLine, ErrorMessage);
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"in line %d, %s", FirstLineInParse(), ErrorMessage);
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} else
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Error(Error_TYPE, Error_Term, ErrorMessage);
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return (FALSE);
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@ -1111,7 +1111,7 @@ p_compile_dynamic(void)
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}
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if (ErrorMessage) {
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if (IntOfTerm(t1) & 4) {
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Error(Error_TYPE, Error_Term, "line %d, %s", StartLine, ErrorMessage);
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Error(Error_TYPE, Error_Term, "line %d, %s", FirstLineInParse(), ErrorMessage);
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} else
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Error(Error_TYPE, Error_Term, ErrorMessage);
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return (FALSE);
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6
C/init.c
6
C/init.c
@ -110,12 +110,6 @@ char version_number[] = YAP_VERSION;
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int optimizer_on = TRUE;
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/******************* the line for the current parse **********************/
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int StartLine = 1;
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int StartCh = 0;
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int CurFileNo = 0;
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int compile_mode = 0;
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/******************* intermediate buffers **********************/
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44
C/iopreds.c
44
C/iopreds.c
@ -174,6 +174,8 @@ STATIC_PROTO (Int GetArgSizeFromChar, (Term *));
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static int first_char;
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#endif
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static int StartLine;
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int YP_stdin = 0;
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int YP_stdout = 1;
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int YP_stderr = 2;
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@ -1281,17 +1283,6 @@ PlUnGetc (int sno)
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}
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#if EMACS
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int
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GetCurInpPos ()
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{
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if (Stream[c_input_stream].status & (Tty_Stream_f|Socket_Stream_f|InMemory_Stream_f))
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return (Stream[c_input_stream].charcount);
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else
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return (YP_ftell (Stream[c_input_stream].u.file.file));
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}
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#endif /* EMACS */
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/* used by user-code to read characters from the current input stream */
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int
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PlGetchar (void)
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@ -2721,21 +2712,20 @@ syntax_error (TokEntry * tokptr)
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}
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tf[2] = MkAtomTerm(LookupAtom("\n<==== HERE ====>\n"));
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tf[4] = MkIntegerTerm(out);
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tf[5] = MkIntegerTerm(StartLine);
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tf[5] = MkIntegerTerm(err);
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return(MkApplTerm(MkFunctor(LookupAtom("syntax_error"),6),6,tf));
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}
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void
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Int
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FirstLineInParse (void)
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{
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StartLine = Stream[c_input_stream].linecount;
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StartCh = Stream[c_input_stream].charcount;
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return(StartLine);
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}
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static Int
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p_startline (void)
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{
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return (unify_constant (ARG1, MkIntTerm (StartLine)));
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return (unify_constant (ARG1, MkIntegerTerm (StartLine)));
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}
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static Int
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@ -2834,7 +2824,7 @@ p_get_read_error_handler(void)
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static Int
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p_read (void)
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{ /* '$read'(+Flag,?Term,?Vars,-Err) */
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{ /* '$read'(+Flag,?Term,?Vars,-Pos,-Err) */
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Term t, v;
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TokEntry *tokstart, *fast_tokenizer (void);
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#if EMACS
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@ -2876,7 +2866,9 @@ p_read (void)
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} else {
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/* restore TR */
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TR = old_TR;
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return (unify_constant (ARG2, MkAtomTerm (AtomEof)));
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return (unify(MkIntegerTerm(StartLine = Stream[c_input_stream].linecount),ARG4) &&
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unify_constant (ARG2, MkAtomTerm (AtomEof)));
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}
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}
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repeat_cycle:
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@ -2910,7 +2902,8 @@ p_read (void)
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Term t[2];
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t[0] = terr;
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t[1] = MkAtomTerm(LookupAtom(ErrorMessage));
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return(unify(ARG4,MkApplTerm(MkFunctor(LookupAtom("error"),2),2,t)));
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return(unify(MkIntTerm(StartLine = tokstart->TokPos),ARG4) &&
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unify(ARG5,MkApplTerm(MkFunctor(LookupAtom("error"),2),2,t)));
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}
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}
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} else {
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@ -2938,21 +2931,22 @@ p_read (void)
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old_H = H;
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}
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}
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return(unify(t, ARG2) && unify (v, ARG3));
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return(unify(t, ARG2) && unify (v, ARG3) &&
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unify(MkIntTerm(StartLine = tokstart->TokPos),ARG4));
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} else {
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TR = old_TR;
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return(unify(t, ARG2));
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return(unify(t, ARG2) && unify(MkIntTerm(StartLine = tokstart->TokPos),ARG4));
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}
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}
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static Int
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p_read2 (void)
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{ /* '$read2'(+Flag,?Term,?Vars,-Err,+Stream) */
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{ /* '$read2'(+Flag,?Term,?Vars,-Pos,-Err,+Stream) */
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int old_c_stream = c_input_stream;
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Int out;
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/* needs to change c_output_stream for write */
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c_input_stream = CheckStream (ARG5, Input_Stream_f, "read/3");
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c_input_stream = CheckStream (ARG6, Input_Stream_f, "read/3");
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if (c_input_stream == -1) {
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c_input_stream = old_c_stream;
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return(FALSE);
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@ -4866,8 +4860,8 @@ InitIOPreds(void)
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InitCPred ("$put_byte", 2, p_put_byte, SafePredFlag|SyncPredFlag);
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InitCPred ("$set_read_error_handler", 1, p_set_read_error_handler, SafePredFlag|SyncPredFlag);
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InitCPred ("$get_read_error_handler", 1, p_get_read_error_handler, SafePredFlag|SyncPredFlag);
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InitCPred ("$read", 4, p_read, SyncPredFlag);
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InitCPred ("$read", 5, p_read2, SyncPredFlag);
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InitCPred ("$read", 5, p_read, SyncPredFlag);
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InitCPred ("$read", 6, p_read2, SyncPredFlag);
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InitCPred ("$set_input", 1, p_set_input, SafePredFlag|SyncPredFlag);
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InitCPred ("$set_output", 1, p_set_output, SafePredFlag|SyncPredFlag);
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InitCPred ("$skip", 2, p_skip, SafePredFlag|SyncPredFlag);
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11
C/scanner.c
11
C/scanner.c
@ -42,6 +42,7 @@ static char SccsId[] = "@(#)scanner.c 1.2";
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#include "yapio.h"
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#include "alloc.h"
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#include "eval.h"
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#include "iopreds.h"
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#if HAVE_STRING_H
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#include <string.h>
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#endif
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@ -515,9 +516,7 @@ token(void)
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charp = TokImage;
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while (chtype[ch] == BS)
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my_getch();
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#ifdef EMACS
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TokenPos = GetCurInpPos();
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#endif
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switch (chtype[ch]) {
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case CC:
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while (my_getch() != 10 && chtype[ch] != EF);
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@ -826,7 +825,6 @@ tokenizer(int (*Nxtch) (int), int (*QuotedNxtch) (int))
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my_getch();
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while (chtype[ch] == BS)
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my_getch();
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FirstLineInParse();
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do {
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t = (TokEntry *) AllocScannerMemory(sizeof(TokEntry));
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@ -898,7 +896,6 @@ fast_tokenizer(void)
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my_fgetch();
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if (chtype[ch] == EF)
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return(NIL);
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FirstLineInParse();
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do {
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t = (TokEntry *) AllocScannerMemory(sizeof(TokEntry));
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if (t == NULL) {
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@ -925,16 +922,12 @@ fast_tokenizer(void)
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charp = TokImage = ((AtomEntry *) ( PreAllocCodeSpace()))->StrOfAE;
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while (chtype[ch] == BS)
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my_fgetch();
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#ifdef EMACS
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TokenPos = GetCurInpPos();
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#endif
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switch (chtype[ch]) {
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case CC:
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while (my_fgetch() != 10 && chtype[ch] != EF);
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if (chtype[ch] != EF) {
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my_fgetch();
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if (t == l)
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FirstLineInParse();
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ReleasePreAllocCodeSpace((CODEADDR)TokImage);
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goto get_tok;
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}
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@ -1489,8 +1482,6 @@ fast_tokenizer(void)
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break;
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}
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my_fgetch();
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if (t == l)
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FirstLineInParse();
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ReleasePreAllocCodeSpace((CODEADDR)TokImage);
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goto get_tok;
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}
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@ -114,4 +114,9 @@ extern int YP_sockets_io;
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void STD_PROTO (InitStdStreams, (void));
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EXTERN inline int
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GetCurInpPos (void)
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{
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return (Stream[c_input_stream].linecount);
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}
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@ -270,7 +270,7 @@ TokEntry STD_PROTO(*fast_tokenizer,(void));
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Term STD_PROTO(scan_num,(int (*)(int)));
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/* routines in iopreds.c */
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void STD_PROTO(FirstLineInParse,(void));
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Int STD_PROTO(FirstLineInParse,(void));
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int STD_PROTO(CheckIOStream,(Term, char *));
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int STD_PROTO(GetStreamFd,(int));
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void STD_PROTO(CloseStream,(int));
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@ -10,7 +10,7 @@
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* File: Yap.h.m4 *
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* mods: *
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* comments: main header file for YAP *
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* version: $Id: Yap.h.m4,v 1.28 2002-06-01 01:46:06 vsc Exp $ *
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* version: $Id: Yap.h.m4,v 1.29 2002-06-17 15:28:00 vsc Exp $ *
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*************************************************************************/
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#include "config.h"
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@ -746,11 +746,6 @@ typedef struct opcode_tab_entry {
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/******************* controlling the compiler ****************************/
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extern int optimizer_on;
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/******************* the line for the current parse **********************/
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extern int StartLine;
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extern int StartCh;
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extern int CurFileNo;
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/********************* how to write a Prolog term ***********************/
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/********* Prolog may be in several modes *******************************/
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@ -121,8 +121,8 @@ read_sig.
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*/
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/* main execution loop */
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'$read_vars'(Stream,T,V) :-
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'$read'(true,T,V,Err,Stream),
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'$read_vars'(Stream,T,Pos,V) :-
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'$read'(true,T,V,Pos,Err,Stream),
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(nonvar(Err) ->
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'$print_message'(error,Err), fail
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;
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@ -154,7 +154,7 @@ read_sig.
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'$enter_top_level' :-
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prompt(_,' ?- '),
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prompt(' | '),
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'$read_vars'(user_input,Command,Varnames),
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'$read_vars'(user_input,Command,_,Varnames),
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'$set_value'(spy_sl,0),
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'$set_value'(spy_fs,0),
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'$set_value'(spy_sp,0),
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@ -998,7 +998,7 @@ break :- '$get_value'('$break',BL), NBL is BL+1,
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!.
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'$enter_command'(Stream,Status) :-
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'$read_vars'(Stream,Command,Vars),
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'$read_vars'(Stream,Command,_,Vars),
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'$command'(Command,Vars,Status).
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'$abort_loop'(Stream) :-
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55
pl/yio.yap
55
pl/yio.yap
@ -316,7 +316,7 @@ told :- current_output(Stream), '$close'(Stream), set_output(user).
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/* Term IO */
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read(T) :-
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'$read'(false,T,_,Err),
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'$read'(false,T,_,_,Err),
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(nonvar(Err) ->
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'$print_message'(error,Err), fail
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;
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@ -324,7 +324,7 @@ read(T) :-
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).
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read(Stream,T) :-
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'$read'(false,T,V,Err,Stream),
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'$read'(false,T,V,_,Err,Stream),
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(nonvar(Err) ->
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'$print_message'(error,Err), fail
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;
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@ -334,52 +334,49 @@ read(Stream,T) :-
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read_term(T, Options) :-
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'$check_io_opts'(Options,read_term(T, Options)),
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current_input(S),
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'$preprocess_read_terms_options'(Options,S),
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'$read_vars'(S,T,VL),
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'$postprocess_read_terms_options'(Options, T, VL).
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'$preprocess_read_terms_options'(Options),
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'$read_vars'(S,T,Pos,VL),
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'$postprocess_read_terms_options'(Options, T, VL, Pos).
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read_term(Stream, T, Options) :-
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'$check_io_opts'(Options,read_term(T, Options)),
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'$preprocess_read_terms_options'(Options, Stream),
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'$read_vars'(Stream,T,VL),
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'$postprocess_read_terms_options'(Options, T, VL).
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'$preprocess_read_terms_options'(Options),
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'$read_vars'(Stream,T,Pos,VL),
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'$postprocess_read_terms_options'(Options, T, VL, Pos).
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%
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% support flags to read
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%
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'$preprocess_read_terms_options'([], _).
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'$preprocess_read_terms_options'([syntax_errors(NewVal)|L], Stream) :- !,
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'$preprocess_read_terms_options'([]).
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'$preprocess_read_terms_options'([syntax_errors(NewVal)|L]) :- !,
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'$get_read_error_handler'(OldVal),
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'$set_value'('$read_term_error_handler', OldVal),
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'$set_read_error_handler'(NewVal),
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'$preprocess_read_terms_options'(L, Stream).
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'$preprocess_read_terms_options'([term_position(Pos)|L], Stream) :- !,
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'$show_stream_position'(Stream, '$stream_position'(_,Pos,_)),
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'$preprocess_read_terms_options'(L, Stream).
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'$preprocess_read_terms_options'([_|L], Stream) :-
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'$preprocess_read_terms_options'(L, Stream).
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'$preprocess_read_terms_options'(L).
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'$preprocess_read_terms_options'([_|L]) :-
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'$preprocess_read_terms_options'(L).
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'$postprocess_read_terms_options'([], _, _).
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'$postprocess_read_terms_options'([H|Tail], T, VL) :- !,
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'$postprocess_read_terms_option'(H, T, VL),
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'$postprocess_read_terms_options_list'(Tail, T, VL).
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'$postprocess_read_terms_options'([], _, _, _).
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'$postprocess_read_terms_options'([H|Tail], T, VL, Pos) :- !,
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'$postprocess_read_terms_option'(H, T, VL, Pos),
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'$postprocess_read_terms_options_list'(Tail, T, VL, Pos).
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'$postprocess_read_terms_options_list'([], _, _).
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'$postprocess_read_terms_options_list'([H|Tail], T, VL) :-
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'$postprocess_read_terms_option'(H, T, VL),
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'$postprocess_read_terms_options_list'(Tail, T, VL).
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'$postprocess_read_terms_options_list'([], _, _, _).
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'$postprocess_read_terms_options_list'([H|Tail], T, VL, Pos) :-
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'$postprocess_read_terms_option'(H, T, VL, Pos),
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'$postprocess_read_terms_options_list'(Tail, T, VL, Pos).
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'$postprocess_read_terms_option'(syntax_errors(_), _, _) :-
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'$postprocess_read_terms_option'(syntax_errors(_), _, _, _) :-
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'$get_value'('$read_term_error_handler', OldVal),
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'$set_read_error_handler'(OldVal).
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'$postprocess_read_terms_option'(variable_names(Vars), _, VL) :-
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'$postprocess_read_terms_option'(variable_names(Vars), _, VL, _) :-
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'$read_term_non_anonymous'(VL, Vars).
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'$postprocess_read_terms_option'(singletons(Val), T, VL) :-
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'$postprocess_read_terms_option'(singletons(Val), T, VL, _) :-
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'$singletons_in_term'(T, Val1),
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'$fetch_singleton_names'(Val1,VL,Val).
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'$postprocess_read_terms_option'(variables(Val), T, _) :-
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'$postprocess_read_terms_option'(variables(Val), T, _, _) :-
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'$variables_in_term'(T, [], Val).
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'$postprocess_read_terms_option'(term_position(_), _, _).
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'$postprocess_read_terms_option'(term_position(Pos), _, _, Pos).
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%'$postprocess_read_terms_option'(cycles(Val), _, _).
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'$read_term_non_anonymous'([], []).
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