fix boot, docs, compiler warnings

C/arith2.c

@@ -1155,15 +1155,6 @@ p_binary_is( USES_REGS1 )
           Yap_ClearExs();
     t1 = Yap_Eval(Deref(ARG3));
   t2 = Yap_Eval(Deref(ARG4));
-  {
-    Atom name;
-    if (IsIntTerm(t)) {
-      Int i = IntOfTerm(t);
-      name = Yap_NameOfBinaryOp(i);
-    } else {
-      name = AtomOfTerm(Deref(ARG2));
-    }
-  }
   if (IsIntTerm(t)) {
     Int i = IntOfTerm(t);
     bool go;

C/c_interface.c

@@ -2105,7 +2105,7 @@ X_API int YAP_InitConsult(int mode, const char *fname, char **full, int *osnop)
   CACHE_REGS
   int sno;
   BACKUP_MACHINE_REGS();
-  const char *fl = NULL;
+   char *fl = NULL;
   int lvl = push_text_stack();
   if (mode == YAP_BOOT_MODE) {
     mode = YAP_CONSULT_MODE; }
@@ -2118,8 +2118,14 @@ X_API int YAP_InitConsult(int mode, const char *fname, char **full, int *osnop)
       pop_text_stack(lvl);
       *full = NULL;
       return -1;
+    } else {
+      *full = pop_output_text_stack(lvl,fl);
     }
+  } else {
+          pop_text_stack(lvl);
   }
+  
+  lvl = push_text_stack();
   bool consulted = (mode == YAP_CONSULT_MODE);
   sno = Yap_OpenStream(MkStringTerm(fl), "r", MkAtomTerm(Yap_LookupAtom(fl)), LOCAL_encoding);
     if (sno < 0 ||
@@ -2161,11 +2167,7 @@ X_API FILE *YAP_TermToStream(Term t) {
 X_API void YAP_EndConsult(int sno, int *osnop, const char *full) {
   BACKUP_MACHINE_REGS();
   Yap_CloseStream(sno);
-#if __unix__
-    Yap_ChDir(dirname(full));
-#else
   Yap_ChDir(full);
-#endif
   if (osnop >= 0)
     Yap_AddAlias(AtomLoopStream, *osnop);
   Yap_end_consult();

C/stack.c

@@ -1932,7 +1932,7 @@ fprintf(stderr, "%% \n%%  -------------------------------------\n%%\n");
       }
       if (b_ptr) {
         if (!max_count--) {
-          fprintf(stderr, "\**  .....\n");
+          fprintf(stderr, "//  .....\n");
           return;
         }
         if (b_ptr->cp_ap && /* tabling */

C/yap-args.c

@@ -152,7 +152,7 @@ const char *Yap_BINDIR, *Yap_ROOTDIR, *Yap_SHAREDIR, *Yap_LIBDIR, *Yap_DLLDIR,
  * consult loop in C: used to boot the system, butt supports goal execution and recursive consulting.
  *
  * */
-static void consult(const char *b_file USES_REGS) {
+static bool consult(const char *b_file USES_REGS) {
   Term t;
   int c_stream, osno, oactive;
   Functor functor_query = Yap_MkFunctor(Yap_LookupAtom("?-"), 1);
@@ -175,7 +175,7 @@ static void consult(const char *b_file USES_REGS) {
   }
   if (!Yap_AddAlias(AtomLoopStream, c_stream)) {
     pop_text_stack(lvl);
-    return;
+    return false;
   }
 
   do {
@@ -187,13 +187,15 @@ static void consult(const char *b_file USES_REGS) {
     Term vs = MkVarTerm(), pos = MkVarTerm();
     t = YAP_ReadClauseFromStream(c_stream, vs, pos);
     // Yap_GetNèwSlot(t);
+      if (t == TermEof)
+	break;
     if (t == 0) {
       fprintf(stderr, "[ SYNTAX ERROR: while parsing stream %s at line %ld ]\n",
               b_file, GLOBAL_Stream[c_stream].linecount);
     } else if (IsVarTerm(t) || t == TermNil) {
       fprintf(stderr, "[ line: " Int_FORMAT ": term cannot be compiled ]",
               GLOBAL_Stream[c_stream].linecount);
-    } else if (IsApplTerm(t) && (FunctorOfTerm(t) == functor_query ||
+   } else if (IsApplTerm(t) && (FunctorOfTerm(t) == functor_query ||
                                  FunctorOfTerm(t) == functor_command1)) {
       t = ArgOfTerm(1, t);
       if (IsApplTerm(t) && FunctorOfTerm(t) == functor_compile2) {
@@ -204,16 +206,17 @@ static void consult(const char *b_file USES_REGS) {
     } else {
      YAP_CompileClause(t);
     }
+  } while (true);
     yap_error_descriptor_t *errd;
     if ((errd =
 	 Yap_GetException(LOCAL_ActiveError))) {
       fprintf(stderr, "%s:%ld:0: Error %s %s Found\n", errd->errorFile, (long int) errd->errorLine, errd->classAsText,
               errd->errorAsText);
     }
-  } while (t != TermEof);
   BACKUP_MACHINE_REGS();
   YAP_EndConsult(c_stream, &osno, full);
   pop_text_stack(lvl);
+  return true;
 }
 
 ///
@@ -1037,6 +1040,7 @@ X_API void YAP_Init(YAP_init_args *yap_init) {
     init_globals(yap_init);
 
     start_modules();
+  TermEof = MkAtomTerm( Yap_LookupAtom("end_of_file"));
     consult(Yap_BOOTSTRAP PASS_REGS);
     setAtomicGlobalPrologFlag(RESOURCE_DATABASE_FLAG,
                               MkAtomTerm(Yap_LookupAtom(Yap_BOOTFILE)));
@@ -1051,8 +1055,8 @@ X_API void YAP_Init(YAP_init_args *yap_init) {
                               MkAtomTerm(Yap_LookupAtom(Yap_INPUT_STARTUP)));
     setBooleanGlobalPrologFlag(SAVED_PROGRAM_FLAG, true);
   }
+  }
   YAP_RunGoalOnce(TermInitProlog);
-
      if (yap_init->install && Yap_OUTPUT_STARTUP) {
       Term t = MkAtomTerm(Yap_LookupAtom(Yap_OUTPUT_STARTUP));
        Term g = Yap_MkApplTerm(Yap_MkFunctor(Yap_LookupAtom("qsave_program"), 1),
@@ -1060,7 +1064,7 @@ X_API void YAP_Init(YAP_init_args *yap_init) {
 
       YAP_RunGoalOnce(g);
      }
-  }
+
     end_init(yap_init);
 }
 

docs/CMakeLists.txt

@@ -49,6 +49,7 @@ ${CMAKE_SOURCE_DIR}/packages/gecode/3.7.2
 ${CMAKE_SOURCE_DIR}/packages/gecode/3.7.1
 ${CMAKE_SOURCE_DIR}/packages/gecode/3.7.0
 ${CMAKE_SOURCE_DIR}/packages/gecode/3.6.0
+${CMAKE_SOURCE_DIR}/packages/problog
 ${CMAKE_SOURCE_DIR}/packages/gecode/dev
 ${CMAKE_SOURCE_DIR}/C/traced_absmi_insts.h
 ${CMAKE_SOURCE_DIR}/H/globals.h

library/system/sys.c

@@ -1062,6 +1062,7 @@ X_API void init_sys(void) {
   YAP_UserCPredicate("pid", pid, 2);
   YAP_UserCPredicate("kill", p_kill, 3);
   YAP_UserCPredicate("mktemp", p_mktemp, 3);
+  YAP_UserCPredicate("list_directory", list_directory, 3);
   YAP_UserCPredicate("tmpnam", p_tmpnam, 2);
   YAP_UserCPredicate("tmpdir", p_tmpdir, 2);
   YAP_UserCPredicate("rename_file", rename_file, 3);