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--- a/src/conftree.cxx
+++ b/src/conftree.cxx
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003 J.F.Dockes 
+/* Copyright (C) 2003 J.F.Dockes
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 2 of the License, or
@@ -41,13 +41,13 @@
 #define LOGDEB(X)
 #endif
 
-#ifndef MIN 
+#ifndef MIN
 #define MIN(A,B) ((A) < (B) ? (A) : (B))
 #endif
 
 #define LL 2048
 
-void ConfSimple::parseinput(istream &input)
+void ConfSimple::parseinput(istream& input)
 {
     string submapkey;
     char cline[LL];
@@ -57,87 +57,91 @@
 
     for (;;) {
         cline[0] = 0;
-	input.getline(cline, LL-1);
-	LOGDEB((stderr, "Parse:line: [%s] status %d\n", cline, int(status)));
-	if (!input.good()) {
-	    if (input.bad()) {
+        input.getline(cline, LL - 1);
+        LOGDEB((stderr, "Parse:line: [%s] status %d\n", cline, int(status)));
+        if (!input.good()) {
+            if (input.bad()) {
                 LOGDEB((stderr, "Parse: input.bad()\n"));
-		status = STATUS_ERROR;
-		return;
-	    }
+                status = STATUS_ERROR;
+                return;
+            }
             LOGDEB((stderr, "Parse: eof\n"));
-	    // Must be eof ? But maybe we have a partial line which
-	    // must be processed. This happens if the last line before
-	    // eof ends with a backslash, or there is no final \n
+            // Must be eof ? But maybe we have a partial line which
+            // must be processed. This happens if the last line before
+            // eof ends with a backslash, or there is no final \n
             eof = true;
-	}
+        }
 
         {
             int ll = strlen(cline);
-            while (ll > 0 && (cline[ll-1] == '\n' || cline[ll-1] == '\r')) {
-                cline[ll-1] = 0;
+            while (ll > 0 && (cline[ll - 1] == '\n' || cline[ll - 1] == '\r')) {
+                cline[ll - 1] = 0;
                 ll--;
             }
         }
 
-	if (appending)
-	    line += cline;
-	else
-	    line = cline;
-
-	// Note that we trim whitespace before checking for backslash-eol
-	// This avoids invisible whitespace problems.
-	trimstring(line);
-	if (line.empty() || line.at(0) == '#') {
-            if (eof)
+        if (appending) {
+            line += cline;
+        } else {
+            line = cline;
+        }
+
+        // Note that we trim whitespace before checking for backslash-eol
+        // This avoids invisible whitespace problems.
+        trimstring(line);
+        if (line.empty() || line.at(0) == '#') {
+            if (eof) {
                 break;
-	    m_order.push_back(ConfLine(ConfLine::CFL_COMMENT, line));
-	    continue;
-	}
-	if (line[line.length() - 1] == '\\') {
-	    line.erase(line.length() - 1);
-	    appending = true;
-	    continue;
-	}
-	appending = false;
-
-	if (line[0] == '[') {
-	    trimstring(line, "[]");
-	    if (dotildexpand)
-		submapkey = path_tildexpand(line);
-	    else 
-		submapkey = line;
+            }
+            m_order.push_back(ConfLine(ConfLine::CFL_COMMENT, line));
+            continue;
+        }
+        if (line[line.length() - 1] == '\\') {
+            line.erase(line.length() - 1);
+            appending = true;
+            continue;
+        }
+        appending = false;
+
+        if (line[0] == '[') {
+            trimstring(line, "[]");
+            if (dotildexpand) {
+                submapkey = path_tildexpand(line);
+            } else {
+                submapkey = line;
+            }
             m_subkeys_unsorted.push_back(submapkey);
-            
-	    // No need for adding sk to order, will be done with first
-	    // variable insert. Also means that empty section are
-	    // expandable (won't be output when rewriting)
-	    // Another option would be to add the subsec to m_order here
-	    // and not do it inside i_set() if init is true
-	    continue;
-	}
-
-	// Look for first equal sign
-	string::size_type eqpos = line.find("=");
-	if (eqpos == string::npos) {
-	    m_order.push_back(ConfLine(ConfLine::CFL_COMMENT, line));
-	    continue;
-	}
-
-	// Compute name and value, trim white space
-	string nm, val;
-	nm = line.substr(0, eqpos);
-	trimstring(nm);
-	val = line.substr(eqpos+1, string::npos);
-	trimstring(val);
-	
-	if (nm.length() == 0) {
-	    m_order.push_back(ConfLine(ConfLine::CFL_COMMENT, line));
-	    continue;
-	}
-	i_set(nm, val, submapkey, true);
-        if (eof)
+
+            // No need for adding sk to order, will be done with first
+            // variable insert. Also means that empty section are
+            // expandable (won't be output when rewriting)
+            // Another option would be to add the subsec to m_order here
+            // and not do it inside i_set() if init is true
+            continue;
+        }
+
+        // Look for first equal sign
+        string::size_type eqpos = line.find("=");
+        if (eqpos == string::npos) {
+            m_order.push_back(ConfLine(ConfLine::CFL_COMMENT, line));
+            continue;
+        }
+
+        // Compute name and value, trim white space
+        string nm, val;
+        nm = line.substr(0, eqpos);
+        trimstring(nm);
+        val = line.substr(eqpos + 1, string::npos);
+        trimstring(val);
+
+        if (nm.length() == 0) {
+            m_order.push_back(ConfLine(ConfLine::CFL_COMMENT, line));
+            continue;
+        }
+        i_set(nm, val, submapkey, true);
+        if (eof) {
             break;
+        }
     }
 }
 
@@ -171,31 +175,31 @@
 
     ifstream input;
     if (readonly) {
-	input.open(fname, ios::in);
+        input.open(fname, ios::in);
     } else {
-	ios::openmode mode = ios::in|ios::out;
-	// It seems that there is no separate 'create if not exists' 
-	// open flag. Have to truncate to create, but dont want to do 
-	// this to an existing file !
-	if (access(fname, 0) < 0) {
-	    mode |= ios::trunc;
-	}
-	input.open(fname, mode);
-	if (input.is_open()) {
-	    status = STATUS_RW;
-	} else {
-	    input.clear();
-	    input.open(fname, ios::in);
-	    if (input.is_open()) {
-		status = STATUS_RO;
-	    }
-	}
+        ios::openmode mode = ios::in | ios::out;
+        // It seems that there is no separate 'create if not exists'
+        // open flag. Have to truncate to create, but dont want to do
+        // this to an existing file !
+        if (access(fname, 0) < 0) {
+            mode |= ios::trunc;
+        }
+        input.open(fname, mode);
+        if (input.is_open()) {
+            status = STATUS_RW;
+        } else {
+            input.clear();
+            input.open(fname, ios::in);
+            if (input.is_open()) {
+                status = STATUS_RO;
+            }
+        }
     }
 
     if (!input.is_open()) {
-	status = STATUS_ERROR;
-	return;
-    }	    
+        status = STATUS_ERROR;
+        return;
+    }
 
     parseinput(input);
     i_changed(true);
@@ -204,21 +208,24 @@
 ConfSimple::StatusCode ConfSimple::getStatus() const
 {
     switch (status) {
-    case STATUS_RO: return STATUS_RO;
-    case STATUS_RW: return STATUS_RW;
-    default: return STATUS_ERROR;
+    case STATUS_RO:
+        return STATUS_RO;
+    case STATUS_RW:
+        return STATUS_RW;
+    default:
+        return STATUS_ERROR;
     }
 }
 
 bool ConfSimple::sourceChanged() const
 {
     if (!m_filename.empty()) {
-	struct stat st;
-	if (stat(m_filename.c_str(), &st) == 0) {
-	    if (m_fmtime != st.st_mtime) {
-		return true;
-	    }
-	}
+        struct stat st;
+        if (stat(m_filename.c_str(), &st) == 0) {
+            if (m_fmtime != st.st_mtime) {
+                return true;
+            }
+        }
     }
     return false;
 }
@@ -226,134 +233,141 @@
 bool ConfSimple::i_changed(bool upd)
 {
     if (!m_filename.empty()) {
-	struct stat st;
-	if (stat(m_filename.c_str(), &st) == 0) {
-	    if (m_fmtime != st.st_mtime) {
-		if (upd)
-		    m_fmtime = st.st_mtime;
-		return true;
-	    }
-	}
+        struct stat st;
+        if (stat(m_filename.c_str(), &st) == 0) {
+            if (m_fmtime != st.st_mtime) {
+                if (upd) {
+                    m_fmtime = st.st_mtime;
+                }
+                return true;
+            }
+        }
     }
     return false;
 }
 
-int ConfSimple::get(const string &nm, string &value, const string &sk) const
-{
-    if (!ok())
-	return 0;
+int ConfSimple::get(const string& nm, string& value, const string& sk) const
+{
+    if (!ok()) {
+        return 0;
+    }
 
     // Find submap
     map<string, map<string, string> >::const_iterator ss;
-    if ((ss = m_submaps.find(sk)) == m_submaps.end()) 
-	return 0;
+    if ((ss = m_submaps.find(sk)) == m_submaps.end()) {
+        return 0;
+    }
 
     // Find named value
     map<string, string>::const_iterator s;
-    if ((s = ss->second.find(nm)) == ss->second.end()) 
-	return 0;
+    if ((s = ss->second.find(nm)) == ss->second.end()) {
+        return 0;
+    }
     value = s->second;
     return 1;
 }
 
 // Appropriately output a subkey (nm=="") or variable line.
 // Splits long lines
-static ConfSimple::WalkerCode varprinter(void *f, const string &nm, 
-					 const string &value)
+static ConfSimple::WalkerCode varprinter(void *f, const string& nm,
+        const string& value)
 {
     ostream *output = (ostream *)f;
     if (nm.empty()) {
-	*output << "\n[" << value << "]\n";
+        *output << "\n[" << value << "]\n";
     } else {
-	string value1;
-	if (value.length() < 60) {
-	    value1 = value;
-	} else {
-	    string::size_type pos = 0;
-	    while (pos < value.length()) {
-		string::size_type len = MIN(60, value.length() - pos);
-		value1 += value.substr(pos, len);
-		pos += len;
-		if (pos < value.length())
-		    value1 += "\\\n";
-	    }
-	}
-	*output << nm << " = " << value1 << "\n";
+        string value1;
+        if (value.length() < 60) {
+            value1 = value;
+        } else {
+            string::size_type pos = 0;
+            while (pos < value.length()) {
+                string::size_type len = MIN(60, value.length() - pos);
+                value1 += value.substr(pos, len);
+                pos += len;
+                if (pos < value.length()) {
+                    value1 += "\\\n";
+                }
+            }
+        }
+        *output << nm << " = " << value1 << "\n";
     }
     return ConfSimple::WALK_CONTINUE;
 }
 
 // Set variable and rewrite data
-int ConfSimple::set(const std::string &nm, const std::string &value, 
-		    const string &sk)
-{
-    if (status  != STATUS_RW)
-	return 0;
+int ConfSimple::set(const std::string& nm, const std::string& value,
+                    const string& sk)
+{
+    if (status  != STATUS_RW) {
+        return 0;
+    }
     LOGDEB((stderr, "ConfSimple::set [%s]:[%s] -> [%s]\n", sk.c_str(),
-	     nm.c_str(), value.c_str()));
-    if (!i_set(nm, value, sk))
-	return 0;
+            nm.c_str(), value.c_str()));
+    if (!i_set(nm, value, sk)) {
+        return 0;
+    }
     return write();
 }
 
 // Internal set variable: no rw checking or file rewriting. If init is
 // set, we're doing initial parsing, else we are changing a parsed
 // tree (changes the way we update the order data)
-int ConfSimple::i_set(const std::string &nm, const std::string &value, 
-		      const string &sk, bool init)
+int ConfSimple::i_set(const std::string& nm, const std::string& value,
+                      const string& sk, bool init)
 {
     LOGDEB((stderr, "ConfSimple::i_set: nm[%s] val[%s] key[%s], init %d\n",
-	    nm.c_str(), value.c_str(), sk.c_str(), init));
+            nm.c_str(), value.c_str(), sk.c_str(), init));
     // Values must not have embedded newlines
     if (value.find_first_of("\n\r") != string::npos) {
-	LOGDEB((stderr, "ConfSimple::i_set: LF in value\n"));
-	return 0;
+        LOGDEB((stderr, "ConfSimple::i_set: LF in value\n"));
+        return 0;
     }
     bool existing = false;
     map<string, map<string, string> >::iterator ss;
     // Test if submap already exists, else create it, and insert variable:
     if ((ss = m_submaps.find(sk)) == m_submaps.end()) {
-	LOGDEB((stderr, "ConfSimple::i_set: new submap\n"));
-	map<string, string> submap;
-	submap[nm] = value;
-	m_submaps[sk] = submap;
-
-	// Maybe add sk entry to m_order data:
-	if (!sk.empty()) {
-	    ConfLine nl(ConfLine::CFL_SK, sk);
-	    // Append SK entry only if it's not already there (erase
-	    // does not remove entries from the order data, adn it may
-	    // be being recreated after deletion)
-	    if (find(m_order.begin(), m_order.end(), nl) == m_order.end()) {
-		m_order.push_back(nl);
-	    }
-	}
+        LOGDEB((stderr, "ConfSimple::i_set: new submap\n"));
+        map<string, string> submap;
+        submap[nm] = value;
+        m_submaps[sk] = submap;
+
+        // Maybe add sk entry to m_order data:
+        if (!sk.empty()) {
+            ConfLine nl(ConfLine::CFL_SK, sk);
+            // Append SK entry only if it's not already there (erase
+            // does not remove entries from the order data, adn it may
+            // be being recreated after deletion)
+            if (find(m_order.begin(), m_order.end(), nl) == m_order.end()) {
+                m_order.push_back(nl);
+            }
+        }
     } else {
-	// Insert or update variable in existing map.
-	map<string, string>::iterator it;
-	it = ss->second.find(nm);
-	if (it == ss->second.end()) {
-	    ss->second.insert(pair<string,string>(nm, value));
-	} else {
-	    it->second = value;
-	    existing = true;
-	}
+        // Insert or update variable in existing map.
+        map<string, string>::iterator it;
+        it = ss->second.find(nm);
+        if (it == ss->second.end()) {
+            ss->second.insert(pair<string, string>(nm, value));
+        } else {
+            it->second = value;
+            existing = true;
+        }
     }
 
     // If the variable already existed, no need to change the m_order data
     if (existing) {
-	LOGDEB((stderr, "ConfSimple::i_set: existing var: no order update\n"));
-	return 1;
+        LOGDEB((stderr, "ConfSimple::i_set: existing var: no order update\n"));
+        return 1;
     }
 
     // Add the new variable at the end of its submap in the order data.
 
     if (init) {
-	// During the initial construction, just append:
-	LOGDEB((stderr, "ConfSimple::i_set: init true: append\n"));
-	m_order.push_back(ConfLine(ConfLine::CFL_VAR, nm));
-	return 1;
-    } 
+        // During the initial construction, just append:
+        LOGDEB((stderr, "ConfSimple::i_set: init true: append\n"));
+        m_order.push_back(ConfLine(ConfLine::CFL_VAR, nm));
+        return 1;
+    }
 
     // Look for the start and end of the subkey zone. Start is either
     // at begin() for a null subkey, or just behind the subkey
@@ -361,91 +375,96 @@
     // list. We insert the new entry just before end.
     vector<ConfLine>::iterator start, fin;
     if (sk.empty()) {
-	start = m_order.begin();
-	LOGDEB((stderr,"ConfSimple::i_set: null sk, start at top of order\n"));
+        start = m_order.begin();
+        LOGDEB((stderr, "ConfSimple::i_set: null sk, start at top of order\n"));
     } else {
-	start = find(m_order.begin(), m_order.end(), 
-		     ConfLine(ConfLine::CFL_SK, sk));
-	if (start == m_order.end()) {
-	    // This is not logically possible. The subkey must
-	    // exist. We're doomed
-	    std::cerr << "Logical failure during configuration variable " 
-		"insertion" << endl;
-	    abort();
-	}
+        start = find(m_order.begin(), m_order.end(),
+                     ConfLine(ConfLine::CFL_SK, sk));
+        if (start == m_order.end()) {
+            // This is not logically possible. The subkey must
+            // exist. We're doomed
+            std::cerr << "Logical failure during configuration variable "
+                      "insertion" << endl;
+            abort();
+        }
     }
 
     fin = m_order.end();
     if (start != m_order.end()) {
-	// The null subkey has no entry (maybe it should)
-	if (!sk.empty())
-	    start++;
-	for (vector<ConfLine>::iterator it = start; it != m_order.end(); it++) {
-	    if (it->m_kind == ConfLine::CFL_SK) {
-		fin = it;
-		break;
-	    }
-	}
+        // The null subkey has no entry (maybe it should)
+        if (!sk.empty()) {
+            start++;
+        }
+        for (vector<ConfLine>::iterator it = start; it != m_order.end(); it++) {
+            if (it->m_kind == ConfLine::CFL_SK) {
+                fin = it;
+                break;
+            }
+        }
     }
 
     // It may happen that the order entry already exists because erase doesnt
     // update m_order
     if (find(start, fin, ConfLine(ConfLine::CFL_VAR, nm)) == fin) {
-	m_order.insert(fin, ConfLine(ConfLine::CFL_VAR, nm));
+        m_order.insert(fin, ConfLine(ConfLine::CFL_VAR, nm));
     }
     return 1;
 }
 
-int ConfSimple::erase(const string &nm, const string &sk)
-{
-    if (status  != STATUS_RW)
-	return 0;
+int ConfSimple::erase(const string& nm, const string& sk)
+{
+    if (status  != STATUS_RW) {
+        return 0;
+    }
 
     map<string, map<string, string> >::iterator ss;
     if ((ss = m_submaps.find(sk)) == m_submaps.end()) {
-	return 0;
-    }
-    
+        return 0;
+    }
+
     ss->second.erase(nm);
     if (ss->second.empty()) {
-	m_submaps.erase(ss);
+        m_submaps.erase(ss);
     }
     return write();
 }
 
-int ConfSimple::eraseKey(const string &sk)
+int ConfSimple::eraseKey(const string& sk)
 {
     vector<string> nms = getNames(sk);
     for (vector<string>::iterator it = nms.begin(); it != nms.end(); it++) {
-	erase(*it, sk);
+        erase(*it, sk);
     }
     return write();
 }
 
 // Walk the tree, calling user function at each node
-ConfSimple::WalkerCode 
-ConfSimple::sortwalk(WalkerCode (*walker)(void *,const string&,const string&),
-		     void *clidata) const
-{
-    if (!ok())
-	return WALK_STOP;
+ConfSimple::WalkerCode
+ConfSimple::sortwalk(WalkerCode(*walker)(void *, const string&, const string&),
+                     void *clidata) const
+{
+    if (!ok()) {
+        return WALK_STOP;
+    }
     // For all submaps:
-    for (map<string, map<string, string> >::const_iterator sit = 
-	     m_submaps.begin();
-	 sit != m_submaps.end(); sit++) {
-
-	// Possibly emit submap name:
-	if (!sit->first.empty() && walker(clidata, string(), sit->first.c_str())
-	    == WALK_STOP)
-	    return WALK_STOP;
-
-	// Walk submap
-	const map<string, string> &sm = sit->second;
-	for (map<string, string>::const_iterator it = sm.begin();it != sm.end();
-	     it++) {
-	    if (walker(clidata, it->first, it->second) == WALK_STOP)
-		return WALK_STOP;
-	}
+    for (map<string, map<string, string> >::const_iterator sit =
+                m_submaps.begin();
+            sit != m_submaps.end(); sit++) {
+
+        // Possibly emit submap name:
+        if (!sit->first.empty() && walker(clidata, string(), sit->first.c_str())
+                == WALK_STOP) {
+            return WALK_STOP;
+        }
+
+        // Walk submap
+        const map<string, string>& sm = sit->second;
+        for (map<string, string>::const_iterator it = sm.begin(); it != sm.end();
+                it++) {
+            if (walker(clidata, it->first, it->second) == WALK_STOP) {
+                return WALK_STOP;
+            }
+        }
     }
     return WALK_CONTINUE;
 }
@@ -454,21 +473,24 @@
 // a file
 bool ConfSimple::write()
 {
-    if (!ok())
-	return false;
-    if (m_holdWrites)
-	return true;
+    if (!ok()) {
+        return false;
+    }
+    if (m_holdWrites) {
+        return true;
+    }
     if (m_filename.length()) {
-	ofstream output(m_filename.c_str(), ios::out|ios::trunc);
-	if (!output.is_open())
-	    return 0;
-	return write(output);
+        ofstream output(m_filename.c_str(), ios::out | ios::trunc);
+        if (!output.is_open()) {
+            return 0;
+        }
+        return write(output);
     } else {
-	// No backing store, no writing. Maybe one day we'll need it with
+        // No backing store, no writing. Maybe one day we'll need it with
         // some kind of output string. This can't be the original string which
         // is currently readonly.
-	//ostringstream output(m_ostring, ios::out | ios::trunc);
-	return 1;
+        //ostringstream output(m_ostring, ios::out | ios::trunc);
+        return 1;
     }
 }
 
@@ -477,74 +499,81 @@
 // lets ie: showall work even when holdWrites is set
 bool ConfSimple::write(ostream& out) const
 {
-    if (!ok())
-	return false;
+    if (!ok()) {
+        return false;
+    }
     string sk;
-    for (vector<ConfLine>::const_iterator it = m_order.begin(); 
-	 it != m_order.end(); it++) {
-	switch(it->m_kind) {
-	case ConfLine::CFL_COMMENT: 
-	    out << it->m_data << endl; 
-	    if (!out.good()) 
-		return false;
-	    break;
-	case ConfLine::CFL_SK:      
-	    sk = it->m_data;
-	    LOGDEB((stderr, "ConfSimple::write: SK [%s]\n", sk.c_str()));
-	    // Check that the submap still exists, and only output it if it
-	    // does
-	    if (m_submaps.find(sk) != m_submaps.end()) {
-		out << "[" << it->m_data << "]" << endl;
-		if (!out.good()) 
-		    return false;
-	    }
-	    break;
-	case ConfLine::CFL_VAR:
-	    string nm = it->m_data;
-	    LOGDEB((stderr, "ConfSimple::write: VAR [%s], sk [%s]\n",
-		    nm.c_str(), sk.c_str()));
-	    // As erase() doesnt update m_order we can find unexisting
-	    // variables, and must not output anything for them. Have
-	    // to use a ConfSimple::get() to check here, because
-	    // ConfTree's could retrieve from an ancestor even if the
-	    // local var is gone.
-	    string value;
-	    if (ConfSimple::get(nm, value, sk)) {
-		    varprinter(&out, nm, value);
-		    if (!out.good()) 
-			return false;
-		    break;
-	    }
-	    LOGDEB((stderr, "ConfSimple::write: no value: nm[%s] sk[%s]\n",
-			nm.c_str(), sk.c_str()));
-	    break;
-	}
+    for (vector<ConfLine>::const_iterator it = m_order.begin();
+            it != m_order.end(); it++) {
+        switch (it->m_kind) {
+        case ConfLine::CFL_COMMENT:
+            out << it->m_data << endl;
+            if (!out.good()) {
+                return false;
+            }
+            break;
+        case ConfLine::CFL_SK:
+            sk = it->m_data;
+            LOGDEB((stderr, "ConfSimple::write: SK [%s]\n", sk.c_str()));
+            // Check that the submap still exists, and only output it if it
+            // does
+            if (m_submaps.find(sk) != m_submaps.end()) {
+                out << "[" << it->m_data << "]" << endl;
+                if (!out.good()) {
+                    return false;
+                }
+            }
+            break;
+        case ConfLine::CFL_VAR:
+            string nm = it->m_data;
+            LOGDEB((stderr, "ConfSimple::write: VAR [%s], sk [%s]\n",
+                    nm.c_str(), sk.c_str()));
+            // As erase() doesnt update m_order we can find unexisting
+            // variables, and must not output anything for them. Have
+            // to use a ConfSimple::get() to check here, because
+            // ConfTree's could retrieve from an ancestor even if the
+            // local var is gone.
+            string value;
+            if (ConfSimple::get(nm, value, sk)) {
+                varprinter(&out, nm, value);
+                if (!out.good()) {
+                    return false;
+                }
+                break;
+            }
+            LOGDEB((stderr, "ConfSimple::write: no value: nm[%s] sk[%s]\n",
+                    nm.c_str(), sk.c_str()));
+            break;
+        }
     }
     return true;
 }
 
 void ConfSimple::showall() const
 {
-    if (!ok())
-	return;
+    if (!ok()) {
+        return;
+    }
     write(std::cout);
 }
 
-vector<string> ConfSimple::getNames(const string &sk, const char *pattern) const
+vector<string> ConfSimple::getNames(const string& sk, const char *pattern) const
 {
     vector<string> mylist;
-    if (!ok())
-	return mylist;
+    if (!ok()) {
+        return mylist;
+    }
     map<string, map<string, string> >::const_iterator ss;
     if ((ss = m_submaps.find(sk)) == m_submaps.end()) {
-	return mylist;
+        return mylist;
     }
     mylist.reserve(ss->second.size());
     map<string, string>::const_iterator it;
     for (it = ss->second.begin(); it != ss->second.end(); it++) {
-        if (pattern && 0 != fnmatch(pattern, it->first.c_str(), 0))
+        if (pattern && 0 != fnmatch(pattern, it->first.c_str(), 0)) {
             continue;
-	mylist.push_back(it->first);
+        }
+        mylist.push_back(it->first);
     }
     return mylist;
 }
@@ -552,12 +581,13 @@
 vector<string> ConfSimple::getSubKeys() const
 {
     vector<string> mylist;
-    if (!ok())
-	return mylist;
+    if (!ok()) {
+        return mylist;
+    }
     mylist.reserve(m_submaps.size());
     map<string, map<string, string> >::const_iterator ss;
     for (ss = m_submaps.begin(); ss != m_submaps.end(); ss++) {
-	mylist.push_back(ss->first);
+        mylist.push_back(ss->first);
     }
     return mylist;
 }
@@ -565,11 +595,12 @@
 bool ConfSimple::hasNameAnywhere(const string& nm) const
 {
     vector<string>keys = getSubKeys();
-    for (vector<string>::const_iterator it = keys.begin(); 
-         it != keys.end(); it++) {
+    for (vector<string>::const_iterator it = keys.begin();
+            it != keys.end(); it++) {
         string val;
-        if (get(nm, val, *it))
+        if (get(nm, val, *it)) {
             return true;
+        }
     }
     return false;
 }
@@ -578,12 +609,12 @@
 // ConfTree Methods: conftree interpret keys like a hierarchical file tree
 // //////////////////////////////////////////////////////////////////////////
 
-int ConfTree::get(const std::string &name, string &value, const string &sk)
-    const
+int ConfTree::get(const std::string& name, string& value, const string& sk)
+const
 {
     if (sk.empty() || sk[0] != '/') {
-	//	LOGDEB((stderr, "ConfTree::get: looking in global space\n"));
-	return ConfSimple::get(name, value, sk);
+        //  LOGDEB((stderr, "ConfTree::get: looking in global space\n"));
+        return ConfSimple::get(name, value, sk);
     }
 
     // Get writable copy of subkey path
@@ -595,15 +626,17 @@
 
     // Look in subkey and up its parents until root ('')
     for (;;) {
-	//	LOGDEB((stderr,"ConfTree::get: looking for '%s' in '%s'\n",
-	//		name.c_str(), msk.c_str()));
-	if (ConfSimple::get(name, value, msk))
-	    return 1;
-	string::size_type pos = msk.rfind("/");
-	if (pos != string::npos) {
-	    msk.replace(pos, string::npos, string());
-	} else
-	    break;
+        //  LOGDEB((stderr,"ConfTree::get: looking for '%s' in '%s'\n",
+        //      name.c_str(), msk.c_str()));
+        if (ConfSimple::get(name, value, msk)) {
+            return 1;
+        }
+        string::size_type pos = msk.rfind("/");
+        if (pos != string::npos) {
+            msk.replace(pos, string::npos, string());
+        } else {
+            break;
+        }
     }
     return 0;
 }
@@ -630,16 +663,16 @@
 bool complex_updates(const string& fn)
 {
     int fd;
-    if ((fd = open(fn.c_str(), O_RDWR|O_TRUNC|O_CREAT, 0666)) < 0) {
-	perror("open/create");
-	return false;
+    if ((fd = open(fn.c_str(), O_RDWR | O_TRUNC | O_CREAT, 0666)) < 0) {
+        perror("open/create");
+        return false;
     }
     close(fd);
 
     ConfTree conf(fn.c_str());
     if (!conf.ok()) {
-	cerr << "Config init failed" << endl;
-	return false;
+        cerr << "Config init failed" << endl;
+        return false;
     }
 
     conf.set("nm-1", "val-1", "");
@@ -682,54 +715,55 @@
     string data;
     file_to_string(fn, data, 0);
     const string ref =
-	"nm-1 = val-1\n"
-	"[/dir1]\n"
-	"nm-1 = val1-1\n"
-	"nm-2 = val1-2\n"
-	;
+        "nm-1 = val-1\n"
+        "[/dir1]\n"
+        "nm-1 = val1-1\n"
+        "nm-2 = val1-2\n"
+        ;
     if (data.compare(ref)) {
-	cerr << "Final file:" << endl << data << endl << "Differs from ref:" <<
-	    endl << ref << endl;
-	return false;
+        cerr << "Final file:" << endl << data << endl << "Differs from ref:" <<
+             endl << ref << endl;
+        return false;
     } else {
-	cout << "Updates test Ok" << endl;
+        cout << "Updates test Ok" << endl;
     }
     return true;
 }
 
-ConfSimple::WalkerCode mywalker(void *, const string &nm, const string &value)
-{
-    if (nm.empty())
-	printf("\n[%s]\n", value.c_str());
-    else 
-	printf("'%s' -> '%s'\n", nm.c_str(), value.c_str());
+ConfSimple::WalkerCode mywalker(void *, const string& nm, const string& value)
+{
+    if (nm.empty()) {
+        printf("\n[%s]\n", value.c_str());
+    } else {
+        printf("'%s' -> '%s'\n", nm.c_str(), value.c_str());
+    }
     return ConfSimple::WALK_CONTINUE;
 }
 
-const char *longvalue = 
-"Donnees012345678901234567890123456789012345678901234567890123456789AA"
-"0123456789012345678901234567890123456789012345678901234567890123456789FIN"
+const char *longvalue =
+    "Donnees012345678901234567890123456789012345678901234567890123456789AA"
+    "0123456789012345678901234567890123456789012345678901234567890123456789FIN"
     ;
 
-void memtest(ConfSimple &c) 
+void memtest(ConfSimple& c)
 {
     cout << "Initial:" << endl;
     c.showall();
     if (c.set("nom", "avec nl \n 2eme ligne", "")) {
-	fprintf(stderr, "set with embedded nl succeeded !\n");
-	exit(1);
+        fprintf(stderr, "set with embedded nl succeeded !\n");
+        exit(1);
     }
     if (!c.set(string("parm1"), string("1"), string("subkey1"))) {
-	fprintf(stderr, "Set error");
-	exit(1);
+        fprintf(stderr, "Set error");
+        exit(1);
     }
     if (!c.set("sparm", "Parametre \"string\" bla", "s2")) {
-	fprintf(stderr, "Set error");
-	exit(1);
+        fprintf(stderr, "Set error");
+        exit(1);
     }
     if (!c.set("long", longvalue, "")) {
-	fprintf(stderr, "Set error");
-	exit(1);
+        fprintf(stderr, "Set error");
+        exit(1);
     }
 
     cout << "Final:" << endl;
@@ -739,34 +773,34 @@
 bool readwrite(ConfNull *conf)
 {
     if (conf->ok()) {
-	// It's ok for the file to not exist here
-	string value;
-		
-	if (conf->get("mypid", value)) {
-	    cout << "Value for mypid is [" << value << "]" << endl;
-	} else {
-	    cout << "mypid not set" << endl;
-	}
-		
-	if (conf->get("unstring", value)) {
-	    cout << "Value for unstring is ["<< value << "]" << endl;
-	} else {
-	    cout << "unstring not set" << endl;
-	}
+        // It's ok for the file to not exist here
+        string value;
+
+        if (conf->get("mypid", value)) {
+            cout << "Value for mypid is [" << value << "]" << endl;
+        } else {
+            cout << "mypid not set" << endl;
+        }
+
+        if (conf->get("unstring", value)) {
+            cout << "Value for unstring is [" << value << "]" << endl;
+        } else {
+            cout << "unstring not set" << endl;
+        }
     }
     char spid[100];
     sprintf(spid, "%d", getpid());
     if (!conf->set("mypid", spid)) {
-	cerr << "Set mypid failed" << endl;
+        cerr << "Set mypid failed" << endl;
     }
 
     ostringstream ost;
     ost << "mypid" << getpid();
     if (!conf->set(ost.str(), spid, "")) {
-	cerr << "Set mypid failed (2)" << endl;
+        cerr << "Set mypid failed (2)" << endl;
     }
     if (!conf->set("unstring", "Une jolie phrase pour essayer")) {
-	cerr << "Set unstring failed" << endl;
+        cerr << "Set unstring failed" << endl;
     }
     return true;
 }
@@ -774,13 +808,13 @@
 bool query(ConfNull *conf, const string& nm, const string& sub)
 {
     if (!conf->ok()) {
-	cerr <<  "Error opening or parsing file\n" << endl;
-	return false;
+        cerr <<  "Error opening or parsing file\n" << endl;
+        return false;
     }
     string value;
     if (!conf->get(nm, value, sub)) {
-	cerr << "name [" << nm << "] not found in [" << sub << "]" << endl;
-	return false;
+        cerr << "name [" << nm << "] not found in [" << sub << "]" << endl;
+        return false;
     }
     cout << "[" << sub << "] " << nm << " " << value << endl;
     return true;
@@ -789,13 +823,13 @@
 bool erase(ConfNull *conf, const string& nm, const string& sub)
 {
     if (!conf->ok()) {
-	cerr <<  "Error opening or parsing file\n" << endl;
-	return false;
+        cerr <<  "Error opening or parsing file\n" << endl;
+        return false;
     }
 
     if (!conf->erase(nm, sub)) {
-	cerr <<  "delete name [" << nm <<  "] in ["<< sub << "] failed" << endl;
-	return false;
+        cerr <<  "delete name [" << nm <<  "] in [" << sub << "] failed" << endl;
+        return false;
     }
     return true;
 }
@@ -803,27 +837,27 @@
 bool eraseKey(ConfNull *conf, const string& sub)
 {
     if (!conf->ok()) {
-	cerr <<  "Error opening or parsing file\n" << endl;
-	return false;
+        cerr <<  "Error opening or parsing file\n" << endl;
+        return false;
     }
 
     if (!conf->eraseKey(sub)) {
-	cerr <<  "delete key [" << sub <<  "] failed" << endl;
-	return false;
+        cerr <<  "delete key [" << sub <<  "] failed" << endl;
+        return false;
     }
     return true;
 }
 
-bool setvar(ConfNull *conf, const string& nm, const string& value, 
-	    const string& sub)
+bool setvar(ConfNull *conf, const string& nm, const string& value,
+            const string& sub)
 {
     if (!conf->ok()) {
-	cerr <<  "Error opening or parsing file\n" << endl;
-	return false;
+        cerr <<  "Error opening or parsing file\n" << endl;
+        return false;
     }
     if (!conf->set(nm, value, sub)) {
-	cerr <<  "Set error\n" << endl;
-	return false;
+        cerr <<  "Set error\n" << endl;
+        return false;
     }
     return true;
 }
@@ -838,16 +872,17 @@
     "-E sect : erase key (and all its names)\n"
     "-S : string io test. No filename in this case\n"
     "-V : volatile config test. No filename in this case\n"
-    "-U : complex update test. Will erase the named file parameter\n"	 
+    "-U : complex update test. Will erase the named file parameter\n"
     ;
 
-void Usage() {
+void Usage()
+{
     fprintf(stderr, "%s:%s\n", thisprog, usage);
     exit(1);
 }
 static int     op_flags;
 #define OPT_MOINS 0x1
-#define OPT_w	  0x2 
+#define OPT_w     0x2
 #define OPT_q     0x4
 #define OPT_s     0x8
 #define OPT_S     0x10
@@ -865,160 +900,196 @@
     const char *value = 0;
 
     thisprog = argv[0];
-    argc--; argv++;
+    argc--;
+    argv++;
 
     while (argc > 0 && **argv == '-') {
-	(*argv)++;
-	if (!(**argv))
-	    /* Cas du "adb - core" */
-	    Usage();
-	while (**argv)
-	    switch (*(*argv)++) {
-	    case 'a':
-		op_flags |= OPT_a;
-		if (argc < 4)  
-		    Usage();
-		nm = *(++argv);argc--;
-		value = *(++argv);argc--;
-		sub = *(++argv);argc--;		  
-		goto b1;
-	    case 'd':
-		op_flags |= OPT_d;
-		if (argc < 3)  
-		    Usage();
-		nm = *(++argv);argc--;
-		sub = *(++argv);argc--;		  
-		goto b1;
-	    case 'E':   
-		op_flags |= OPT_E; 
-		if (argc < 2)
-		    Usage();
-		sub = *(++argv);argc--;		  
-		goto b1;
-	    case 'k':   op_flags |= OPT_k; break;
-	    case 'q':
-		op_flags |= OPT_q;
-		if (argc < 3)  
-		    Usage();
-		nm = *(++argv);argc--;
-		sub = *(++argv);argc--;		  
-		goto b1;
-	    case 's':   op_flags |= OPT_s; break;
-	    case 'S':   op_flags |= OPT_S; break;
-	    case 'V':   op_flags |= OPT_V; break;
-	    case 'U':   op_flags |= OPT_U; break;
-	    case 'w':	op_flags |= OPT_w; break;
-
-	    default: Usage();	break;
-	    }
-    b1: argc--; argv++;
+        (*argv)++;
+        if (!(**argv))
+            /* Cas du "adb - core" */
+        {
+            Usage();
+        }
+        while (**argv)
+            switch (*(*argv)++) {
+            case 'a':
+                op_flags |= OPT_a;
+                if (argc < 4) {
+                    Usage();
+                }
+                nm = *(++argv);
+                argc--;
+                value = *(++argv);
+                argc--;
+                sub = *(++argv);
+                argc--;
+                goto b1;
+            case 'd':
+                op_flags |= OPT_d;
+                if (argc < 3) {
+                    Usage();
+                }
+                nm = *(++argv);
+                argc--;
+                sub = *(++argv);
+                argc--;
+                goto b1;
+            case 'E':
+                op_flags |= OPT_E;
+                if (argc < 2) {
+                    Usage();
+                }
+                sub = *(++argv);
+                argc--;
+                goto b1;
+            case 'k':
+                op_flags |= OPT_k;
+                break;
+            case 'q':
+                op_flags |= OPT_q;
+                if (argc < 3) {
+                    Usage();
+                }
+                nm = *(++argv);
+                argc--;
+                sub = *(++argv);
+                argc--;
+                goto b1;
+            case 's':
+                op_flags |= OPT_s;
+                break;
+            case 'S':
+                op_flags |= OPT_S;
+                break;
+            case 'V':
+                op_flags |= OPT_V;
+                break;
+            case 'U':
+                op_flags |= OPT_U;
+                break;
+            case 'w':
+                op_flags |= OPT_w;
+                break;
+
+            default:
+                Usage();
+                break;
+            }
+b1:
+        argc--;
+        argv++;
     }
 
     if ((op_flags & OPT_S)) {
-	// String storage test
-	if (argc != 0)
-	    Usage();
-	string s;
-	ConfSimple c(s);
-	memtest(c);
-	exit(0);
-    } else if  ((op_flags & OPT_V)) {
-	// No storage test
-	if (argc != 0)
-	    Usage();
-	ConfSimple c;
-	memtest(c);
-	exit(0);
-    } 
+        // String storage test
+        if (argc != 0) {
+            Usage();
+        }
+        string s;
+        ConfSimple c(s);
+        memtest(c);
+        exit(0);
+    } else if ((op_flags & OPT_V)) {
+        // No storage test
+        if (argc != 0) {
+            Usage();
+        }
+        ConfSimple c;
+        memtest(c);
+        exit(0);
+    }
 
     // Other tests use file(s) as backing store
-    if (argc < 1)
-	Usage();
+    if (argc < 1) {
+        Usage();
+    }
 
     if (op_flags & OPT_U) {
-	exit(!complex_updates(argv[0]));
+        exit(!complex_updates(argv[0]));
     }
     vector<string> flist;
     while (argc--) {
-	flist.push_back(*argv++);
-    }
-    bool ro = !(op_flags & (OPT_w|OPT_a|OPT_d|OPT_E));
+        flist.push_back(*argv++);
+    }
+    bool ro = !(op_flags & (OPT_w | OPT_a | OPT_d | OPT_E));
     ConfNull *conf = 0;
     switch (flist.size()) {
     case 0:
-	Usage();
-	break;
+        Usage();
+        break;
     case 1:
-	conf = new ConfTree(flist.front().c_str(), ro);
-	break;
+        conf = new ConfTree(flist.front().c_str(), ro);
+        break;
     default:
-	conf = new ConfStack<ConfTree>(flist, ro);
-	break;
+        conf = new ConfStack<ConfTree>(flist, ro);
+        break;
     }
 
     if (op_flags & OPT_w) {
-	exit(!readwrite(conf));
+        exit(!readwrite(conf));
     } else if (op_flags & OPT_q) {
-	exit(!query(conf, nm, sub));
+        exit(!query(conf, nm, sub));
     } else if (op_flags & OPT_k) {
-	if (!conf->ok()) {
-	    cerr << "conf init error" << endl;
-	    exit(1);
-	}
-	vector<string>lst = conf->getSubKeys();
-	for (vector<string>::const_iterator it = lst.begin(); 
-	     it != lst.end(); it++) {
-	    cout << *it << endl;
-	}
-	exit(0);
+        if (!conf->ok()) {
+            cerr << "conf init error" << endl;
+            exit(1);
+        }
+        vector<string>lst = conf->getSubKeys();
+        for (vector<string>::const_iterator it = lst.begin();
+                it != lst.end(); it++) {
+            cout << *it << endl;
+        }
+        exit(0);
     } else if (op_flags & OPT_a) {
-	exit(!setvar(conf, nm, value, sub));
+        exit(!setvar(conf, nm, value, sub));
     } else if (op_flags & OPT_d) {
-	exit(!erase(conf, nm, sub));
+        exit(!erase(conf, nm, sub));
     } else if (op_flags & OPT_E) {
-	exit(!eraseKey(conf, sub));
+        exit(!eraseKey(conf, sub));
     } else if (op_flags & OPT_s) {
-	if (!conf->ok()) {
-	    cerr << "Cant open /parse conf file " << endl;
-	    exit(1);
-	}
-	    
-	string source;
-	if (!conf->get(string("strings"), source, "")) {
-	    cerr << "Cant get param 'strings'" << endl;
-	    exit(1);
-	}
-	cout << "source: [" << source << "]" << endl;
-	vector<string> strings;
-	if (!stringToStrings(source, strings)) {
-	    cerr << "parse failed" << endl;
-	    exit(1);
-	}
-	    
-	for (vector<string>::iterator it = strings.begin(); 
-	     it != strings.end(); it++) {
-	    cout << "[" << *it << "]" << endl;
-	}
-	     
+        if (!conf->ok()) {
+            cerr << "Cant open /parse conf file " << endl;
+            exit(1);
+        }
+
+        string source;
+        if (!conf->get(string("strings"), source, "")) {
+            cerr << "Cant get param 'strings'" << endl;
+            exit(1);
+        }
+        cout << "source: [" << source << "]" << endl;
+        vector<string> strings;
+        if (!stringToStrings(source, strings)) {
+            cerr << "parse failed" << endl;
+            exit(1);
+        }
+
+        for (vector<string>::iterator it = strings.begin();
+                it != strings.end(); it++) {
+            cout << "[" << *it << "]" << endl;
+        }
+
     } else {
-	if (!conf->ok()) {
-	    fprintf(stderr, "Open failed\n");
-	    exit(1);
-	}
-	printf("LIST\n");
-	conf->showall();
-	//printf("WALK\n");conf->sortwalk(mywalker, 0);
-	printf("\nNAMES in global space:\n");
-	vector<string> names = conf->getNames("");
-	for (vector<string>::iterator it = names.begin();
-             it!=names.end(); it++) 
-	    cout << *it << " ";
+        if (!conf->ok()) {
+            fprintf(stderr, "Open failed\n");
+            exit(1);
+        }
+        printf("LIST\n");
+        conf->showall();
+        //printf("WALK\n");conf->sortwalk(mywalker, 0);
+        printf("\nNAMES in global space:\n");
+        vector<string> names = conf->getNames("");
+        for (vector<string>::iterator it = names.begin();
+                it != names.end(); it++) {
+            cout << *it << " ";
+        }
         cout << endl;
-	printf("\nNAMES in global space matching t* \n");
-	names = conf->getNames("", "t*");
-	for (vector<string>::iterator it = names.begin();
-             it!=names.end(); it++) 
-	    cout << *it << " ";
+        printf("\nNAMES in global space matching t* \n");
+        names = conf->getNames("", "t*");
+        for (vector<string>::iterator it = names.begin();
+                it != names.end(); it++) {
+            cout << *it << " ";
+        }
         cout << endl;
     }
 }