WebSVN – tendra.SVN – Diff – /trunk/src/installers/common/diag/mark_scope.c

+/*
+ * Copyright (c) 2002-2005 The TenDRA Project <http://www.tendra.org/>.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of The TenDRA Project nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific, prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
+ * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $Id$
+ */
 /*
     		 Crown Copyright (c) 1997
     This TenDRA(r) Computer Program is subject to Copyright
     owned by the United Kingdom Secretary of State for Defence
         (4) DERA gives no warranty or assurance as to its
         quality or suitability for any purpose and DERA accepts
         no liability whatsoever in relation to any use to which
         it may be put.
 */
 /**********************************************************************
 $Author: release $
 $Date: 1998/01/17 15:55:46 $
 $Revision: 1.1.1.1 $
 $Log: mark_scope.c,v $
 Revision 1.3  1997/03/20 17:04:53  currie
 Dwarf2 diags
 Revision 1.2  1997/02/18 12:55:52  currie
 NEW DIAG STRUCTURE
  * Revision 1.1  1995/04/06  10:42:55  currie
  * Initial revision
+ *
 ***********************************************************************/
 #ifdef NEWDIAGS
 int doing_mark_scope = 0;
-void mark_scope
+void
-    PROTO_N ( (e) )
-    PROTO_T ( exp e )
+mark_scope(exp e)
+{
 	/* called by read_diag_id_scope; dgf(e) holds DIAG_INFO_ID */
-  dg_info d = dgf(e);
+	dg_info d = dgf(e);
-  dg_info * ptr;
+	dg_info *ptr;
-  exp id;
+	exp id;
+	if (!d || d->key != DGA_NAME ||
-  if (!d || d->key != DGA_NAME || d->data.i_nam.dnam->key != DGN_OBJECT)
+	    d->data.i_nam.dnam->key != DGN_OBJECT) {
-    return;
+		return;
+	}
-  id = son(d->data.i_nam.dnam->data.n_obj.obtain_val);
+	id = son(d->data.i_nam.dnam->data.n_obj.obtain_val);
-  if (name(id) == cont_tag)
+	if (name(id) == cont_tag) {
-    id = son(id);
+		id = son(id);
+	}
-  if (name(id) != name_tag)
+	if (name(id) != name_tag) {
-    return;
+		return;
+	}
-  id = son(id);
+	id = son(id);
-  if (isparam(id))
+	if (isparam(id)) {
-    return;
+		return;
+	}
-  ptr = &(d->more);
+	ptr = &(d->more);
-  d = nildiag;
+	d = nildiag;
-  while (*ptr && (*ptr)->key != DGA_SCOPE)
+	while (*ptr && (*ptr)->key != DGA_SCOPE) {
-    ptr = &((*ptr)->more);
+		ptr = &((*ptr)->more);
+	}
-  if (!*ptr && name(e) == seq_tag && name(son(son(e))) == ass_tag
+	if (!*ptr && name(e) == seq_tag && name(son(son(e))) == ass_tag &&
-		&& last(son(son(e))) && name(bro(son(e))) != ident_tag ) {
+	    last(son(son(e))) && name(bro(son(e))) != ident_tag) {
-    ptr = &dgf(bro(son(e)));
+		ptr = &dgf(bro(son(e)));
-    while (*ptr && (*ptr)->key != DGA_SCOPE)
+		while (*ptr && (*ptr)->key != DGA_SCOPE) {
-      ptr = &((*ptr)->more);
+			ptr = &((*ptr)->more);
-  }
+		}
+	}
-  if (*ptr) {
+	if (*ptr) {
-    d = *ptr;
+		d = *ptr;
-    *ptr = d->more;
+		*ptr = d->more;
-  }
-  else {
+	} else {
-    d = f_lexical_block_dg (no_dg_idname_option, no_dg_sourcepos_option);
+		d = f_lexical_block_dg(no_dg_idname_option,
+				       no_dg_sourcepos_option);
-    d->data.i_scope.begin_st = (long)(-1);
+		d->data.i_scope.begin_st = (long)(-1);
-    doing_mark_scope = 1;
+		doing_mark_scope = 1;
-  }
+	}
-  /* if (isglob(id)) */ {
+	/* if (isglob(id)) */ {
-    d->more = dgf(e);
+		d->more = dgf(e);
-    dgf(e) = d;
+		dgf(e) = d;
-  }
+	}
 #if 0
-  else {
+	else {
-    exp def = son(id);
+		exp def = son(id);
-    if (dgf(def) && dgf(def)->key == DGA_SRC)
+		if (dgf(def) && dgf(def)->key == DGA_SRC)
+			dgf(e)->data.i_nam.dnam->whence =
-      dgf(e)->data.i_nam.dnam->whence = dgf(def)->data.i_src.startpos;
+			    dgf(def)->data.i_src.startpos;
-    d->more = dgf(id);
+		d->more = dgf(id);
-    dgf(id) = d;
+		dgf(id) = d;
-  }
+	}
 #endif
-  return;
+	return;
+}
-void mark_scope2
+void
-    PROTO_N ( (e) )
-    PROTO_T ( exp e )
+mark_scope2(exp e)
+{
 	/* called by read_diag_type_scope; dgf(e) holds DIAG_INFO_ID */
-  dg_info d = dgf(e);
+	dg_info d = dgf(e);
-  dg_info * ptr;
+	dg_info *ptr;
-  if (!d || d->key != DGA_NAME || d->data.i_nam.dnam->key != DGN_TYPE)
+	if (!d || d->key != DGA_NAME || d->data.i_nam.dnam->key != DGN_TYPE) {
-    return;
+		return;
+	}
-  ptr = &(d->more);
+	ptr = &(d->more);
-  d = nildiag;
+	d = nildiag;
-  while (*ptr && (*ptr)->key != DGA_SCOPE)
+	while (*ptr && (*ptr)->key != DGA_SCOPE) {
-    ptr = &((*ptr)->more);
+		ptr = &((*ptr)->more);
+	}
-  if (*ptr) {
+	if (*ptr) {
-    d = *ptr;
+		d = *ptr;
-    *ptr = d->more;
+		*ptr = d->more;
-  }
-  else {
+	} else {
-    d = f_lexical_block_dg (no_dg_idname_option, no_dg_sourcepos_option);
+		d = f_lexical_block_dg(no_dg_idname_option,
+				       no_dg_sourcepos_option);
-    d->data.i_scope.begin_st = (long)(-1);
+		d->data.i_scope.begin_st = (long)(-1);
-    doing_mark_scope = 1;
+		doing_mark_scope = 1;
-  }
+	}
-  d->more = dgf(e);
+	d->more = dgf(e);
-  dgf(e) = d;
+	dgf(e) = d;
-  return;
-}
-void correct_mark_scope
-    PROTO_N ( (e) )
-    PROTO_T ( exp e )
-{
-  dg_info d = nildiag;
-  dg_info * ptr = &(dgf(bro(son(e))));
-  while (*ptr && (*ptr)->key != DGA_SCOPE)
-    ptr = &((*ptr)->more);
-  if (*ptr) {
-    d = *ptr;
-    *ptr = d->more;
-  }
-  if (d) {
-    d->more = dgf(e);
-    dgf(e) = d;
-  }
-  return;
+	return;
+}
+void
+correct_mark_scope(exp e)
+{
+	dg_info d = nildiag;
+	dg_info *ptr = &(dgf(bro(son(e))));
+	while (*ptr && (*ptr)->key != DGA_SCOPE) {
+		ptr = &((*ptr)->more);
+	}
+	if (*ptr) {
+		d = *ptr;
+		*ptr = d->more;
+	}
+	if (d) {
+		d->more = dgf(e);
+		dgf(e) = d;
+	}
+	return;
+}
 #else
+/* PROCEDURES */
+static exp
+previous_scope(exp e)
+{
+	if (!last(e) || bro(e) == nilexp) {
+		return nilexp;
+	}
+	if (name(bro(e)) == diagnose_tag && (props(bro(e)) & 0x7) == 1) {
+		return previous_scope(bro(e));
+	}
+	if (name(bro(e)) == diagnose_tag) {
+		return bro(e);
+	}
+	if (name(bro(e)) == ident_tag && last(bro(e))) {
+		if (bro(bro(e)) == nilexp) {
+			return nilexp;
+		}
+		if (name(bro(bro(e))) == diagnose_tag &&
+		    (props(bro(bro(e))) & 0x7) == 1) {
+			return previous_scope(bro(bro(e)));
+		}
+		if (name(bro(bro(e))) == diagnose_tag) {
+			return bro(bro(e));
+		}
+		return nilexp;
+	}
+	return nilexp;
+}
+static int
+param_scope(exp e)
+{
+	diag_info *d = dno(e);
+	if (d->key == DIAG_INFO_ID) {
+		return isparam(son(d->data.id_scope.access));
+	}
+	return 0;
+}
-/* PROCEDURES */
-static exp previous_scope
+static int
-    PROTO_N ( (e) )
-    PROTO_T ( exp e )
+needs_hiding(exp a, exp b)
+{
-  if (!last(e) || bro(e) == nilexp)
-    return nilexp;
-  if (name(bro(e)) == diagnose_tag && (props(bro(e)) & 0x7) == 1)
-    return previous_scope(bro(e));
-  if (name(bro(e)) == diagnose_tag)
+	diag_info *da = dno(a);
-    return bro(e);
+	diag_info *db = dno(b);
-  if (name(bro(e)) == ident_tag && last(bro(e)))
-   {
-     if (bro(bro(e)) == nilexp)
-       return nilexp;
-     if (name(bro(bro(e))) == diagnose_tag &&
+	if (da->key != db->key) {
-           (props(bro(bro(e))) & 0x7) == 1)
-       return previous_scope(bro(bro(e)));
+		return 0;
+	}
+	switch (da->key) {
+	case DIAG_INFO_ID:
+		return !strcmp(da->data.id_scope.nme.ints.chars,
+			       db->data.id_scope.nme.ints.chars);
+	case DIAG_INFO_TYPE:
+		return !strcmp(da->data.type_scope.nme.ints.chars,
+			       db->data.type_scope.nme.ints.chars);
+	case DIAG_INFO_TAG:
+		return !strcmp(da->data.tag_scope.nme.ints.chars,
-     if (name(bro(bro(e))) == diagnose_tag)
+			       db->data.tag_scope.nme.ints.chars);
+	default:
-       return bro(bro(e));
+		return 0;
+	}
+}
-     return nilexp;
-   };
-  return nilexp;
-}
-static int param_scope
-    PROTO_N ( (e) )
-    PROTO_T ( exp e )
-{
-  diag_info * d = dno(e);
-  if (d -> key == DIAG_INFO_ID)
-    return isparam(son(d -> data.id_scope.access));
-  return 0;
-}
-static int needs_hiding
-    PROTO_N ( (a, b) )
-    PROTO_T ( exp a X exp b )
-{
-  diag_info * da = dno(a);
-  diag_info * db = dno(b);
-  if (da -> key != db -> key)
-    return 0;
-  switch (da -> key)
-    {
-      case DIAG_INFO_ID:
-         return !strcmp(da -> data.id_scope.nme.ints.chars,
-                        db -> data.id_scope.nme.ints.chars);
-      case DIAG_INFO_TYPE:
-         return !strcmp(da -> data.type_scope.nme.ints.chars,
-                        db -> data.type_scope.nme.ints.chars);
-      case DIAG_INFO_TAG:
-         return !strcmp(da -> data.tag_scope.nme.ints.chars,
-                        db -> data.tag_scope.nme.ints.chars);
-      default: return 0;
-    };
-}
-void mark_scope
+void
-    PROTO_N ( (e) )
-    PROTO_T ( exp e )
+mark_scope(exp e)
+{
-  exp scope = e;
+	exp scope = e;
-  if (param_scope(e))
+	if (param_scope(e)) {
-     return;
+		return;
+	}
-  while (1)
+	while (1) {
-   {
-      scope = previous_scope(scope);
+		scope = previous_scope(scope);
-      if (scope == nilexp || param_scope(scope) ||
+		if (scope == nilexp || param_scope(scope) ||
-             needs_hiding(e, scope))
+		    needs_hiding(e, scope)) {
-       {
-         props(e) = (prop)(props(e) | 0x80);
+			props(e) = (prop)(props(e) | 0x80);
-         return;
+			return;
-       };
+		}
-      if (props(scope) & 0x80)
+		if (props(scope) & 0x80) {
-         return;
+			return;
+		}
-   };
+	}
+}
 #endif

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