diff --git a/ChangeLog b/ChangeLog
index 9dca9f967..3d714e57f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+2009-01-31 Enrico Weigelt, metux ITS <weigelt@metux.de>
+
+	* replaced buggy concat_dir_and_file() by mhl_str_dir_plus_file() (in mhl/string.h)
 
 2009-01-30 Enrico Weigelt, metux ITS <weigelt@metux.de>
 
diff --git a/edit/edit.c b/edit/edit.c
index 8f2bca76e..bec84d78d 100644
--- a/edit/edit.c
+++ b/edit/edit.c
@@ -30,9 +30,10 @@
 #include <ctype.h>
 #include <errno.h>
 #include <sys/stat.h>
-
 #include <stdlib.h>
 
+#include <mhl/string.h>
+
 #include "../src/global.h"
 
 #include "edit.h"
@@ -2665,7 +2666,7 @@ user_menu (WEdit * edit)
     int nomark;
     struct stat status;
     long start_mark, end_mark;
-    char *block_file = concat_dir_and_file (home_dir, BLOCK_FILE);
+    char *block_file = mhl_str_dir_plus_file (home_dir, BLOCK_FILE);
     int rc = 0;
 
     nomark = eval_marks (edit, &start_mark, &end_mark);
diff --git a/edit/editcmd.c b/edit/editcmd.c
index 46ae06bd8..9910f5c99 100644
--- a/edit/editcmd.c
+++ b/edit/editcmd.c
@@ -28,7 +28,6 @@
 
 #include <assert.h>
 #include <ctype.h>
-
 #include <stdio.h>
 #include <stdarg.h>
 #include <sys/types.h>
@@ -36,9 +35,10 @@
 #include <string.h>
 #include <errno.h>
 #include <sys/stat.h>
-
 #include <stdlib.h>
 
+#include <mhl/string.h>
+
 #include "../src/global.h"
 #include "../src/history.h"
 
@@ -235,7 +235,7 @@ edit_save_file (WEdit *edit, const char *filename)
 	return 0;
 
     if (*filename != PATH_SEP && edit->dir) {
-	savename = concat_dir_and_file (edit->dir, filename);
+	savename = mhl_str_dir_plus_file (edit->dir, filename);
 	filename = catstrs (savename, (char *) NULL);
 	g_free (savename);
     }
@@ -301,7 +301,7 @@ edit_save_file (WEdit *edit, const char *filename)
 	    savedir[slashpos - filename + 1] = '\0';
 	} else
 	    savedir = g_strdup (".");
-	saveprefix = concat_dir_and_file (savedir, "cooledit");
+	saveprefix = mhl_str_dir_plus_file (savedir, "cooledit");
 	g_free (savedir);
 	fd = mc_mkstemps (&savename, saveprefix, NULL);
 	g_free (saveprefix);
diff --git a/edit/editwidget.c b/edit/editwidget.c
index 2b248a069..8ae8cf0e8 100644
--- a/edit/editwidget.c
+++ b/edit/editwidget.c
@@ -33,9 +33,10 @@
 #include <ctype.h>
 #include <errno.h>
 #include <sys/stat.h>
-
 #include <stdlib.h>
 
+#include <mhl/string.h>
+
 #include "../src/global.h"
 
 #include "edit.h"
@@ -174,7 +175,7 @@ edit_file (const char *_file, int line)
     WButtonBar *edit_bar;
 
     if (!made_directory) {
-	char *dir = concat_dir_and_file (home_dir, EDIT_DIR);
+	char *dir = mhl_str_dir_plus_file (home_dir, EDIT_DIR);
 	made_directory = (mkdir (dir, 0700) != -1 || errno == EEXIST);
 	g_free (dir);
     }
diff --git a/edit/syntax.c b/edit/syntax.c
index 23e8b6ccd..2cfe97628 100644
--- a/edit/syntax.c
+++ b/edit/syntax.c
@@ -30,9 +30,10 @@
 #include <ctype.h>
 #include <errno.h>
 #include <sys/stat.h>
-
 #include <stdlib.h>
 
+#include <mhl/string.h>
+
 #include "../src/global.h"
 
 #include "edit.h"
@@ -1026,7 +1027,7 @@ edit_read_syntax_file (WEdit * edit, char ***pnames, const char *syntax_file,
 
     f = fopen (syntax_file, "r");
     if (!f){
-	lib_file = concat_dir_and_file (mc_home, "syntax" PATH_SEP_STR "Syntax");
+	lib_file = mhl_str_dir_plus_file (mc_home, "syntax" PATH_SEP_STR "Syntax");
 	f = fopen (lib_file, "r");
 	g_free (lib_file);
 	if (!f)
@@ -1188,7 +1189,7 @@ edit_load_syntax (WEdit *edit, char ***pnames, const char *type)
 	if (!*edit->filename && !type)
 	    return;
     }
-    f = concat_dir_and_file (home_dir, SYNTAX_FILE);
+    f = mhl_str_dir_plus_file (home_dir, SYNTAX_FILE);
     r = edit_read_syntax_file (edit, pnames, f, edit ? edit->filename : 0,
 			       get_first_editor_line (edit), type);
     if (r == -1) {
diff --git a/edit/usermap.c b/edit/usermap.c
index af0f02343..ebb6880cc 100644
--- a/edit/usermap.c
+++ b/edit/usermap.c
@@ -26,11 +26,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "../src/global.h"
 
 #include "edit.h"
@@ -596,7 +597,7 @@ edit_load_user_map(WEdit *edit)
     if (edit_key_emulation != EDIT_KEY_EMULATION_USER)
 	return TRUE;
 
-    file = concat_dir_and_file(home_dir, MC_USERMAP);
+    file = mhl_str_dir_plus_file(home_dir, MC_USERMAP);
 
     if (stat(file, &s) < 0) {
 	char *msg = g_strdup_printf(_("%s not found!"), file);
diff --git a/mhl/string.h b/mhl/string.h
index c50228d43..6f2bdb325 100644
--- a/mhl/string.h
+++ b/mhl/string.h
@@ -121,4 +121,37 @@ static inline char* mhl_str_reverse(char* ptr)
     return ptr;
 }
 
+static inline char* mhl_str_dir_plus_file(const char* dirname, const char* filename)
+{
+    /* make sure we have valid strings */
+    if (!dirname)
+	dirname="";
+
+    if (!filename)
+	filename="";
+
+    /* skip leading slashes on filename */
+    while (*filename == '/')
+	filename++;
+
+    /* skip trailing slashes on dirname */
+    int dnlen = strlen(dirname);
+    while (dnlen && (dirname[dnlen-1]=='/'))
+	dnlen--;
+
+    int fnlen = strlen(filename);
+    char* buffer = mhl_mem_alloc_z(dnlen+fnlen+2);	/* enough space for dirname, /, filename, zero */
+    char* ptr = buffer;
+
+    memcpy(ptr, dirname, dnlen);
+    ptr+=dnlen;
+    *ptr = '/';
+    ptr++;
+    memcpy(ptr, filename, fnlen);
+    ptr+=fnlen;
+    *ptr = 0;
+
+    return buffer;
+}
+
 #endif /* __MHL_STRING_H */
diff --git a/src/charsets.c b/src/charsets.c
index 5666c23e3..da9485308 100644
--- a/src/charsets.c
+++ b/src/charsets.c
@@ -48,7 +48,7 @@ load_codepages_list (void)
     extern int display_codepage;
     char *default_codepage = NULL;
 
-    fname = concat_dir_and_file (mc_home, CHARSETS_INDEX);
+    fname = mhl_str_dir_plus_file (mc_home, CHARSETS_INDEX);
     if (!(f = fopen (fname, "r"))) {
 	fprintf (stderr, _("Warning: file %s not found\n"), fname);
 	g_free (fname);
diff --git a/src/cmd.c b/src/cmd.c
index 84f6e071a..e22271480 100644
--- a/src/cmd.c
+++ b/src/cmd.c
@@ -34,6 +34,8 @@
 #endif
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "cmd.h"		/* Our definitions */
 #include "fileopctx.h"		/* file_op_context_new() */
@@ -371,7 +373,7 @@ mkdir_cmd (void)
     if (dir[0] == '/' || dir[0] == '~')
 	absdir = g_strdup (dir);
     else
-	absdir = concat_dir_and_file (current_panel->cwd, dir);
+	absdir = mhl_str_dir_plus_file (current_panel->cwd, dir);
 
     save_cwds_stat ();
     if (my_mkdir (absdir, 0777) == 0) {
@@ -577,10 +579,10 @@ void ext_cmd (void)
 			    _(" Which extension file you want to edit? "), D_NORMAL, 2,
 			    _("&User"), _("&System Wide"));
     }
-    extdir = concat_dir_and_file (mc_home, MC_LIB_EXT);
+    extdir = mhl_str_dir_plus_file (mc_home, MC_LIB_EXT);
 
     if (dir == 0){
-	buffer = concat_dir_and_file (home_dir, MC_USER_EXT);
+	buffer = mhl_str_dir_plus_file (home_dir, MC_USER_EXT);
 	check_for_default (extdir, buffer);
 	do_edit (buffer);
 	g_free (buffer);
@@ -607,7 +609,7 @@ menu_edit_cmd (int where)
 	_("&Local"), _("&User"), _("&System Wide")
     );
 
-    menufile = concat_dir_and_file (mc_home, where ? CEDIT_GLOBAL_MENU : MC_GLOBAL_MENU);
+    menufile = mhl_str_dir_plus_file (mc_home, where ? CEDIT_GLOBAL_MENU : MC_GLOBAL_MENU);
 
     switch (dir) {
 	case 0:
@@ -616,12 +618,12 @@ menu_edit_cmd (int where)
 	    break;
 
 	case 1:
-	    buffer = concat_dir_and_file (home_dir, where ? CEDIT_HOME_MENU : MC_HOME_MENU);
+	    buffer = mhl_str_dir_plus_file (home_dir, where ? CEDIT_HOME_MENU : MC_HOME_MENU);
 	    check_for_default (menufile, buffer);
 	    break;
 	
 	case 2:
-	    buffer = concat_dir_and_file (mc_home, where ? CEDIT_GLOBAL_MENU : MC_GLOBAL_MENU);
+	    buffer = mhl_str_dir_plus_file (mc_home, where ? CEDIT_GLOBAL_MENU : MC_GLOBAL_MENU);
 	    break;
 
 	default:
@@ -680,10 +682,10 @@ edit_syntax_cmd (void)
 			  _(" Which syntax file you want to edit? "), D_NORMAL, 2,
 			  _("&User"), _("&System Wide"));
     }
-    extdir = concat_dir_and_file (mc_home, "syntax" PATH_SEP_STR "Syntax");
+    extdir = mhl_str_dir_plus_file (mc_home, "syntax" PATH_SEP_STR "Syntax");
 
     if (dir == 0) {
-	buffer = concat_dir_and_file (home_dir, SYNTAX_FILE);
+	buffer = mhl_str_dir_plus_file (home_dir, SYNTAX_FILE);
 	check_for_default (extdir, buffer);
 	do_edit (buffer);
 	g_free (buffer);
@@ -814,8 +816,8 @@ compare_dir (WPanel *panel, WPanel *other, enum CompareMode mode)
 	    }
 
 	    /* Thorough compare on, do byte-by-byte comparison */
-	    src_name = concat_dir_and_file (panel->cwd, source->fname);
-	    dst_name = concat_dir_and_file (other->cwd, target->fname);
+	    src_name = mhl_str_dir_plus_file (panel->cwd, source->fname);
+	    dst_name = mhl_str_dir_plus_file (other->cwd, target->fname);
 	    if (compare_files (src_name, dst_name, source->st.st_size))
 		do_file_mark (panel, i, 1);
 	    g_free (src_name);
@@ -929,10 +931,10 @@ do_link (int symbolic_link, const char *fname)
 	char *d;
 
 	/* suggest the full path for symlink */
-	s = concat_dir_and_file (current_panel->cwd, fname);
+	s = mhl_str_dir_plus_file (current_panel->cwd, fname);
 
 	if (get_other_type () == view_listing) {
-	    d = concat_dir_and_file (other_panel->cwd, fname);
+	    d = mhl_str_dir_plus_file (other_panel->cwd, fname);
 	} else {
 	    d = g_strdup (fname);
 	}
diff --git a/src/command.c b/src/command.c
index d118c03c7..35fa5ec85 100644
--- a/src/command.c
+++ b/src/command.c
@@ -27,6 +27,8 @@
 #include <errno.h>
 #include <string.h>
 
+#include <mhl/string.h>
+
 #include "global.h"		/* home_dir */
 #include "tty.h"
 #include "widget.h"		/* WInput */
@@ -124,7 +126,7 @@ examine_cd (char *path)
 	    c = *s;
 	    *s = 0;
 	    if (*p) {
-		r = concat_dir_and_file (p, q);
+		r = mhl_str_dir_plus_file (p, q);
 		result = do_cd (r, cd_parse_command);
 		g_free (r);
 	    }
@@ -176,7 +178,7 @@ void do_cd_command (char *cmd)
 	} else {
 	    char *old = current_panel->cwd;
 	    char *new;
-	    new = concat_dir_and_file (old, cmd+3);
+	    new = mhl_str_dir_plus_file (old, cmd+3);
 	    sync_tree (new);
 	    g_free (new);
 	}
diff --git a/src/complete.c b/src/complete.c
index 1742b85be..2d13c573c 100644
--- a/src/complete.c
+++ b/src/complete.c
@@ -26,11 +26,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"
 #include "win.h"
@@ -474,7 +475,7 @@ command_completion_function (char *text, int state)
 		if (cur_path >= path_end)
 		    break;
 		expanded = tilde_expand (*cur_path ? cur_path : ".");
-		cur_word = concat_dir_and_file (expanded, text);
+		cur_word = mhl_str_dir_plus_file (expanded, text);
 		g_free (expanded);
 		canonicalize_pathname (cur_word);
 		cur_path = strchr (cur_path, 0) + 1;
@@ -740,7 +741,7 @@ try_complete (char *text, int *start, int *end, int flags)
 		    c = *s; 
 		    *s = 0;
 		    if (*cdpath){
-			r = concat_dir_and_file (cdpath, word);
+			r = mhl_str_dir_plus_file (cdpath, word);
 		        ignore_filenames = 1;
     	    		matches = completion_matches (r, filename_completion_function);
     	    		ignore_filenames = 0;
diff --git a/src/cons.handler.c b/src/cons.handler.c
index b08c2662d..1fe35b0b3 100644
--- a/src/cons.handler.c
+++ b/src/cons.handler.c
@@ -28,6 +28,8 @@
 #endif
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"
 #include "cons.saver.h"
@@ -143,7 +145,7 @@ handle_console_linux (unsigned char action)
 	    open ("/dev/null", O_WRONLY);
 	    if (tty_name) {
 		/* Exec the console save/restore handler */
-		mc_conssaver = concat_dir_and_file (SAVERDIR, "cons.saver");
+		mc_conssaver = mhl_str_dir_plus_file (SAVERDIR, "cons.saver");
 		execl (mc_conssaver, "cons.saver", tty_name, (char *) NULL);
 	    }
 	    /* Console is not a tty or execl() failed */
diff --git a/src/cons.saver.c b/src/cons.saver.c
index ccd0647ec..7086cd64e 100644
--- a/src/cons.saver.c
+++ b/src/cons.saver.c
@@ -53,6 +53,8 @@
 #endif
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #define LINUX_CONS_SAVER_C
 #include "cons.saver.h"
 
diff --git a/src/ext.c b/src/ext.c
index 14d888fa3..2699bd8e2 100644
--- a/src/ext.c
+++ b/src/ext.c
@@ -25,9 +25,10 @@
 #include <errno.h>
 #include <stdio.h>
 #include <string.h>
-
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"
 #include "user.h"
@@ -440,11 +441,11 @@ regex_command (const char *filename, const char *action, int *move_dir)
 	int mc_user_ext = 1;
 	int home_error = 0;
 
-	extension_file = concat_dir_and_file (home_dir, MC_USER_EXT);
+	extension_file = mhl_str_dir_plus_file (home_dir, MC_USER_EXT);
 	if (!exist_file (extension_file)) {
 	    g_free (extension_file);
 	  check_stock_mc_ext:
-	    extension_file = concat_dir_and_file (mc_home, MC_LIB_EXT);
+	    extension_file = mhl_str_dir_plus_file (mc_home, MC_LIB_EXT);
 	    mc_user_ext = 0;
 	}
 	data = load_file (extension_file);
diff --git a/src/file.c b/src/file.c
index 5606691f1..dff29deea 100644
--- a/src/file.c
+++ b/src/file.c
@@ -913,7 +913,7 @@ copy_dir_dir (FileOpContext *ctx, const char *s, const char *d, int toplevel,
 	}
 	/* Dive into subdir if exists */
 	if (toplevel && ctx->dive_into_subdirs) {
-	    dest_dir = concat_dir_and_file (d, x_basename (s));
+	    dest_dir = mhl_str_dir_plus_file (d, x_basename (s));
 	} else {
 	    dest_dir = g_strdup (d);
 	    goto dont_mkdir;
@@ -959,11 +959,11 @@ copy_dir_dir (FileOpContext *ctx, const char *s, const char *d, int toplevel,
 	    continue;
 
 	/* get the filename and add it to the src directory */
-	path = concat_dir_and_file (s, next->d_name);
+	path = mhl_str_dir_plus_file (s, next->d_name);
 
 	(*ctx->stat_func) (path, &buf);
 	if (S_ISDIR (buf.st_mode)) {
-	    mdpath = concat_dir_and_file (dest_dir, next->d_name);
+	    mdpath = mhl_str_dir_plus_file (dest_dir, next->d_name);
 	    /*
 	     * From here, we just intend to recursively copy subdirs, not
 	     * the double functionality of copying different when the target
@@ -974,7 +974,7 @@ copy_dir_dir (FileOpContext *ctx, const char *s, const char *d, int toplevel,
 				parent_dirs, progress_count, progress_bytes);
 	    g_free (mdpath);
 	} else {
-	    dest_file = concat_dir_and_file (dest_dir, x_basename (path));
+	    dest_file = mhl_str_dir_plus_file (dest_dir, x_basename (path));
 	    return_status = copy_file_file (ctx, path, dest_file, 1,
 					    progress_count, progress_bytes, 0);
 	    g_free (dest_file);
@@ -1164,7 +1164,7 @@ move_dir_dir (FileOpContext *ctx, const char *s, const char *d,
 	destdir = g_strdup (d);
 	move_over = 1;
     } else
-	destdir = concat_dir_and_file (d, x_basename (s));
+	destdir = mhl_str_dir_plus_file (d, x_basename (s));
 
     if (sbuf.st_dev == dbuf.st_dev && sbuf.st_ino == dbuf.st_ino) {
 	int msize = COLS - 36;
@@ -1321,7 +1321,7 @@ recursive_erase (FileOpContext *ctx, const char *s, off_t *progress_count,
 	    continue;
 	if (!strcmp (next->d_name, ".."))
 	    continue;
-	path = concat_dir_and_file (s, next->d_name);
+	path = mhl_str_dir_plus_file (s, next->d_name);
 	if (mc_lstat (path, &buf)) {
 	    g_free (path);
 	    mc_closedir (reading);
@@ -1512,7 +1512,7 @@ compute_dir_size (const char *dirname, off_t *ret_marked, double *ret_total)
 	if (strcmp (dirent->d_name, "..") == 0)
 	    continue;
 
-	fullname = concat_dir_and_file (dirname, dirent->d_name);
+	fullname = mhl_str_dir_plus_file (dirname, dirent->d_name);
 
 	res = mc_lstat (fullname, &s);
 
@@ -1569,7 +1569,7 @@ panel_compute_totals (WPanel *panel, off_t *ret_marked, double *ret_total)
 	    double subdir_bytes = 0;
 
 	    dir_name =
-		concat_dir_and_file (panel->cwd, panel->dir.list[i].fname);
+		mhl_str_dir_plus_file (panel->cwd, panel->dir.list[i].fname);
 	    compute_dir_size (dir_name, &subdir_count, &subdir_bytes);
 
 	    *ret_marked += subdir_count;
@@ -1877,7 +1877,7 @@ panel_operate (void *source_panel, FileOperation operation,
 
 	/* The source and src_stat variables have been initialized before */
 #ifdef WITH_FULL_PATHS
-	source_with_path = concat_dir_and_file (panel->cwd, source);
+	source_with_path = mhl_str_dir_plus_file (panel->cwd, source);
 #endif				/* WITH_FULL_PATHS */
 
 	if (operation == OP_DELETE) {
@@ -1892,7 +1892,7 @@ panel_operate (void *source_panel, FileOperation operation,
 	    if (temp == NULL) {
 		value = transform_error;
 	    } else {
-		char *temp2 = concat_dir_and_file (dest, temp);
+		char *temp2 = mhl_str_dir_plus_file (dest, temp);
 		g_free (dest);
 		dest = temp2;
 		temp = NULL;
@@ -1970,7 +1970,7 @@ panel_operate (void *source_panel, FileOperation operation,
 
 #ifdef WITH_FULL_PATHS
 	    g_free (source_with_path);
-	    source_with_path = concat_dir_and_file (panel->cwd, source);
+	    source_with_path = mhl_str_dir_plus_file (panel->cwd, source);
 #endif				/* WITH_FULL_PATHS */
 
 	    if (operation == OP_DELETE) {
@@ -1986,7 +1986,7 @@ panel_operate (void *source_panel, FileOperation operation,
 		if (temp == NULL)
 		    value = transform_error;
 		else {
-		    char *temp2 = concat_dir_and_file (dest, temp);
+		    char *temp2 = mhl_str_dir_plus_file (dest, temp);
 
 		    switch (operation) {
 		    case OP_COPY:
diff --git a/src/filenot.c b/src/filenot.c
index f614ce1e6..01e0d784d 100644
--- a/src/filenot.c
+++ b/src/filenot.c
@@ -27,6 +27,8 @@
 #include <errno.h>
 #include <string.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 
 static char *
@@ -37,7 +39,7 @@ get_absolute_name (const char *file)
     if (file[0] == PATH_SEP)
 	return g_strdup (file);
     mc_get_current_wd (dir, MC_MAXPATHLEN);
-    return concat_dir_and_file (dir, file);
+    return mhl_str_dir_plus_file (dir, file);
 }
 
 static int
@@ -60,7 +62,7 @@ my_mkdir_rec (char *s, mode_t mode)
 	return -1;
     }
 
-    p = concat_dir_and_file (s, "..");
+    p = mhl_str_dir_plus_file (s, "..");
     q = vfs_canon (p);
     g_free (p);
 
diff --git a/src/find.c b/src/find.c
index 9fce56555..7590811eb 100644
--- a/src/find.c
+++ b/src/find.c
@@ -25,9 +25,10 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-
 #include <sys/stat.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"
 #include "win.h"
@@ -354,7 +355,7 @@ push_directory (const char *dir)
     dir_stack *new;
 
     new = g_new (dir_stack, 1);
-    new->name = concat_dir_and_file (dir, "");
+    new->name = mhl_str_dir_plus_file (dir, NULL);
     new->prev = dir_stack_base;
     dir_stack_base = new;
 }
@@ -516,7 +517,7 @@ search_content (Dlg_head *h, const char *directory, const char *filename)
     int file_fd;
     int ret_val = 0;
 
-    fname = concat_dir_and_file (directory, filename);
+    fname = mhl_str_dir_plus_file (directory, filename);
 
     if (mc_stat (fname, &s) != 0 || !S_ISREG (s.st_mode)){
 	g_free (fname);
@@ -692,7 +693,7 @@ do_search (struct Dlg_head *h)
     }
 
     if (subdirs_left && find_recursively && directory) { /* Can directory be NULL ? */
-	char *tmp_name = concat_dir_and_file (directory, dp->d_name);
+	char *tmp_name = mhl_str_dir_plus_file (directory, dp->d_name);
 	if (!mc_lstat (tmp_name, &tmp_stat)
 	    && S_ISDIR (tmp_stat.st_mode)) {
 	    push_directory (tmp_name);
@@ -752,8 +753,8 @@ make_fullname (const char *dirname, const char *filename)
     if (strcmp(dirname, ".") == 0 || strcmp(dirname, "."PATH_SEP_STR) == 0)
 	return g_strdup (filename);
     if (strncmp(dirname, "."PATH_SEP_STR, 2) == 0)
-	return concat_dir_and_file (dirname + 2, filename);
-    return concat_dir_and_file (dirname, filename);
+	return mhl_str_dir_plus_file (dirname + 2, filename);
+    return mhl_str_dir_plus_file (dirname, filename);
 }
 
 static void
diff --git a/src/hotlist.c b/src/hotlist.c
index 90678fe00..737c9c174 100644
--- a/src/hotlist.c
+++ b/src/hotlist.c
@@ -32,11 +32,12 @@
 #include <ctype.h>
 #include <stdio.h>
 #include <string.h>
-
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"		/* COLS */
 #include "color.h"		/* dialog_colors */
@@ -1447,7 +1448,7 @@ load_hotlist (void)
     }
 
     if (!hotlist_file_name)
-	hotlist_file_name = concat_dir_and_file (home_dir, HOTLIST_FILENAME);
+	hotlist_file_name = mhl_str_dir_plus_file (home_dir, HOTLIST_FILENAME);
     
     hotlist	       = new_hotlist ();
     hotlist->type      = HL_TYPE_GROUP;
diff --git a/src/main.c b/src/main.c
index 6ba72e0c1..8be5841b8 100644
--- a/src/main.c
+++ b/src/main.c
@@ -29,11 +29,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"
 #include "dir.h"
@@ -1137,7 +1138,7 @@ copy_readlink (WPanel *panel)
     if (S_ISLNK (selection (panel)->st.st_mode)) {
 	char buffer[MC_MAXPATHLEN];
 	char *p =
-	    concat_dir_and_file (panel->cwd, selection (panel)->fname);
+	    mhl_str_dir_plus_file (panel->cwd, selection (panel)->fname);
 	int i;
 
 	i = mc_readlink (p, buffer, MC_MAXPATHLEN - 1);
diff --git a/src/screen.c b/src/screen.c
index a1ae53124..42c4337b6 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -25,9 +25,10 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"
 #include "dir.h"
@@ -709,7 +710,7 @@ display_mini_info (WPanel *panel)
 	char *link, link_target [MC_MAXPATHLEN];
 	int  len;
 
-	link = concat_dir_and_file (panel->cwd, panel->dir.list [panel->selected].fname);
+	link = mhl_str_dir_plus_file (panel->cwd, panel->dir.list [panel->selected].fname);
 	len = mc_readlink (link, link_target, MC_MAXPATHLEN - 1);
 	g_free (link);
 	if (len > 0){
@@ -1974,7 +1975,7 @@ do_enter_on_file_entry (file_entry *fe)
 	return 1;
 
     /* Check if the file is executable */
-    full_name = concat_dir_and_file (current_panel->cwd, fe->fname);
+    full_name = mhl_str_dir_plus_file (current_panel->cwd, fe->fname);
     if (!is_exe (fe->st.st_mode) || !if_link_is_exe (full_name, fe)) {
 	g_free (full_name);
 	return 0;
@@ -1993,7 +1994,7 @@ do_enter_on_file_entry (file_entry *fe)
 	char *tmp;
 	int ret;
 
-	tmp = concat_dir_and_file (vfs_get_current_dir (), fe->fname);
+	tmp = mhl_str_dir_plus_file (vfs_get_current_dir (), fe->fname);
 	ret = mc_setctl (tmp, VFS_SETCTL_RUN, NULL);
 	g_free (tmp);
 	/* We took action only if the dialog was shown or the execution
@@ -2030,10 +2031,10 @@ chdir_other_panel (WPanel *panel)
     }
 
     if (!S_ISDIR (panel->dir.list [panel->selected].st.st_mode)) {
-        new_dir = concat_dir_and_file (panel->cwd, "..");
+        new_dir = mhl_str_dir_plus_file (panel->cwd, "..");
 	sel_entry = strrchr(panel->cwd, PATH_SEP);
     } else
-        new_dir = concat_dir_and_file (panel->cwd, panel->dir.list [panel->selected].fname);
+        new_dir = mhl_str_dir_plus_file (panel->cwd, panel->dir.list [panel->selected].fname);
 
     change_panel ();
     do_cd (new_dir, cd_exact);
@@ -2099,7 +2100,7 @@ chdir_to_readlink (WPanel *panel)
 	if (*buffer == PATH_SEP)
 	    new_dir = g_strdup (buffer);
 	else
-	    new_dir = concat_dir_and_file (panel->cwd, buffer);
+	    new_dir = mhl_str_dir_plus_file (panel->cwd, buffer);
 
 	change_panel ();
 	do_cd (new_dir, cd_exact);
diff --git a/src/setup.c b/src/setup.c
index e806f10ca..aa0f6bcb6 100644
--- a/src/setup.c
+++ b/src/setup.c
@@ -20,10 +20,11 @@
 
 #include <string.h>
 #include <stdio.h>
-
 #include <sys/types.h>
 #include <sys/stat.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"
 #include "dir.h"
@@ -284,7 +285,7 @@ save_layout (void)
     int  i;
     char buffer [BUF_TINY];
 
-    profile = concat_dir_and_file (home_dir, PROFILE_NAME);
+    profile = mhl_str_dir_plus_file (home_dir, PROFILE_NAME);
 
     /* Save integer options */
     for (i = 0; layout [i].opt_name; i++){
@@ -301,7 +302,7 @@ save_configure (void)
     char *profile;
     int  i;
 
-    profile = concat_dir_and_file (home_dir, PROFILE_NAME);
+    profile = mhl_str_dir_plus_file (home_dir, PROFILE_NAME);
 
     /* Save integer options */
     for (i = 0; int_options[i].opt_name; i++)
@@ -349,7 +350,7 @@ save_setup (void)
     char *profile;
 
     saving_setup = 1;
-    profile = concat_dir_and_file (home_dir, PROFILE_NAME);
+    profile = mhl_str_dir_plus_file (home_dir, PROFILE_NAME);
 
     save_configure ();
 
@@ -484,9 +485,9 @@ setup_init (void)
     if (profile_name)
 	    return profile_name;
 
-    profile = concat_dir_and_file (home_dir, PROFILE_NAME);
+    profile = mhl_str_dir_plus_file (home_dir, PROFILE_NAME);
     if (!exist_file (profile)){
-	inifile = concat_dir_and_file (mc_home, "mc.ini");
+	inifile = mhl_str_dir_plus_file (mc_home, "mc.ini");
 	if (exist_file (inifile)){
 	    g_free (profile);
 	    profile = inifile;
@@ -509,7 +510,7 @@ load_setup (void)
 
     /* mc.lib is common for all users, but has priority lower than
        ~/.mc/ini.  FIXME: it's only used for keys and treestore now */
-    global_profile_name = concat_dir_and_file (mc_home, "mc.lib");
+    global_profile_name = mhl_str_dir_plus_file (mc_home, "mc.lib");
 
     /* Load integer boolean options */
     for (i = 0; int_options[i].opt_name; i++)
diff --git a/src/treestore.c b/src/treestore.c
index 426b0c289..323b8915c 100644
--- a/src/treestore.c
+++ b/src/treestore.c
@@ -37,11 +37,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "treestore.h"
 #include "profile.h"
@@ -265,7 +266,7 @@ tree_store_load(void)
     char *name;
     int retval;
 
-    name = concat_dir_and_file(home_dir, MC_TREE);
+    name = mhl_str_dir_plus_file(home_dir, MC_TREE);
     retval = tree_store_load_from(name);
     g_free(name);
 
@@ -371,7 +372,7 @@ tree_store_save(void)
     char *name;
     int retval;
 
-    tmp = concat_dir_and_file(home_dir, MC_TREE_TMP);
+    tmp = mhl_str_dir_plus_file(home_dir, MC_TREE_TMP);
     retval = tree_store_save_to(tmp);
 
     if (retval) {
@@ -379,7 +380,7 @@ tree_store_save(void)
 	return retval;
     }
 
-    name = concat_dir_and_file(home_dir, MC_TREE);
+    name = mhl_str_dir_plus_file(home_dir, MC_TREE);
     retval = rename(tmp, name);
 
     g_free(tmp);
@@ -605,7 +606,7 @@ tree_store_mark_checked(const char *subname)
     if (ts.check_name[0] == PATH_SEP && ts.check_name[1] == 0)
 	name = g_strconcat(PATH_SEP_STR, subname, (char *) NULL);
     else
-	name = concat_dir_and_file(ts.check_name, subname);
+	name = mhl_str_dir_plus_file(ts.check_name, subname);
 
     /* Search for the subdirectory */
     current = ts.check_start;
@@ -795,7 +796,7 @@ tree_store_rescan(const char *dir)
 		    continue;
 	    }
 
-	    full_name = concat_dir_and_file(dir, dp->d_name);
+	    full_name = mhl_str_dir_plus_file(dir, dp->d_name);
 	    if (mc_lstat(full_name, &buf) != -1) {
 		if (S_ISDIR(buf.st_mode))
 		    tree_store_mark_checked(dp->d_name);
diff --git a/src/user.c b/src/user.c
index e47b84235..faa0ba90c 100644
--- a/src/user.c
+++ b/src/user.c
@@ -23,6 +23,8 @@
 #include <stdio.h>
 #include <string.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"
 #include "color.h"
@@ -721,11 +723,11 @@ user_menu_cmd (struct WEdit *edit_widget)
     menu = g_strdup (edit_widget ? CEDIT_LOCAL_MENU : MC_LOCAL_MENU);
     if (!exist_file (menu) || !menu_file_own (menu)){
 	g_free (menu);
-        menu = concat_dir_and_file \
+        menu = mhl_str_dir_plus_file \
                             (home_dir, edit_widget ? CEDIT_HOME_MENU : MC_HOME_MENU);
 	if (!exist_file (menu)){
 	    g_free (menu);
-	    menu = concat_dir_and_file \
+	    menu = mhl_str_dir_plus_file \
                         (mc_home, edit_widget ? CEDIT_GLOBAL_MENU : MC_GLOBAL_MENU);
 	}
     }
diff --git a/src/util.c b/src/util.c
index edc759a2e..0b4a7efdf 100644
--- a/src/util.c
+++ b/src/util.c
@@ -35,6 +35,8 @@
 #include <sys/stat.h>
 #include <unistd.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "profile.h"
 #include "main.h"		/* mc_home */
@@ -686,7 +688,7 @@ load_mc_home_file (const char *filename, char **allocated_filename)
     char *lang;
     char *data;
 
-    hintfile_base = concat_dir_and_file (mc_home, filename);
+    hintfile_base = mhl_str_dir_plus_file (mc_home, filename);
     lang = guess_message_value ();
 
     hintfile = g_strconcat (hintfile_base, ".", lang, (char *) NULL);
@@ -1245,18 +1247,6 @@ diff_two_paths (const char *first, const char *second)
     return buf;
 }
 
-/* If filename is NULL, then we just append PATH_SEP to the dir */
-char *
-concat_dir_and_file (const char *dir, const char *file)
-{
-    int i = strlen (dir);
-    
-    if (dir [i-1] == PATH_SEP)
-	return  g_strconcat (dir, file, (char *) NULL);
-    else
-	return  g_strconcat (dir, PATH_SEP_STR, file, (char *) NULL);
-}
-
 /* Append text to GList, remove all entries with the same text */
 GList *
 list_append_unique (GList *list, char *text)
@@ -1317,7 +1307,7 @@ mc_mkstemps (char **pname, const char *prefix, const char *suffix)
 
     if (strchr (prefix, PATH_SEP) == NULL) {
 	/* Add prefix first to find the position of XXXXXX */
-	tmpbase = concat_dir_and_file (mc_tmpdir (), prefix);
+	tmpbase = mhl_str_dir_plus_file (mc_tmpdir (), prefix);
     } else {
 	tmpbase = g_strdup (prefix);
     }
@@ -1385,7 +1375,7 @@ load_file_position (const char *filename, long *line, long *column)
     *column = 0;
 
     /* open file with positions */
-    fn = concat_dir_and_file (home_dir, MC_FILEPOS);
+    fn = mhl_str_dir_plus_file (home_dir, MC_FILEPOS);
     f = fopen (fn, "r");
     g_free (fn);
     if (!f)
@@ -1432,8 +1422,8 @@ save_file_position (const char *filename, long line, long column)
 
     len = strlen (filename);
 
-    tmp = concat_dir_and_file (home_dir, MC_FILEPOS_TMP);
-    fn = concat_dir_and_file (home_dir, MC_FILEPOS);
+    tmp = mhl_str_dir_plus_file (home_dir, MC_FILEPOS_TMP);
+    fn = mhl_str_dir_plus_file (home_dir, MC_FILEPOS);
 
     /* open temporary file */
     t = fopen (tmp, "w");
diff --git a/src/util.h b/src/util.h
index 4e9a113ee..0cf209912 100644
--- a/src/util.h
+++ b/src/util.h
@@ -66,7 +66,6 @@ char *strip_password (char *path, int has_prefix);
 const char *strip_home_and_password (const char *dir);
 
 const char *extension (const char *);
-char *concat_dir_and_file (const char *dir, const char *file);
 const char *unix_error_string (int error_num);
 const char *skip_separators (const char *s);
 const char *skip_numbers (const char *s);
diff --git a/src/widget.c b/src/widget.c
index 83f31690a..59392eaf5 100644
--- a/src/widget.c
+++ b/src/widget.c
@@ -32,9 +32,10 @@
 #include <errno.h>
 #include <stdio.h>
 #include <string.h>
-
 #include <sys/types.h>
 
+#include <mhl/string.h>
+
 #include "global.h"
 #include "tty.h"
 #include "color.h"
@@ -866,7 +867,7 @@ history_get (const char *input_name)
 	return NULL;
     if (!*input_name)
 	return NULL;
-    profile = concat_dir_and_file (home_dir, HISTORY_FILE_NAME);
+    profile = mhl_str_dir_plus_file (home_dir, HISTORY_FILE_NAME);
     for (i = 0;; i++) {
 	char key_name[BUF_TINY];
 	char this_entry[BUF_LARGE];
@@ -904,7 +905,7 @@ history_put (const char *input_name, GList *h)
     if (!num_history_items_recorded)	/* this is how to disable */
 	return;
 
-    profile = concat_dir_and_file (home_dir, HISTORY_FILE_NAME);
+    profile = mhl_str_dir_plus_file (home_dir, HISTORY_FILE_NAME);
 
     if ((i = open (profile, O_CREAT | O_EXCL, S_IRUSR | S_IWUSR)) != -1)
 	close (i);
diff --git a/vfs/extfs.c b/vfs/extfs.c
index 7212aebc3..b46057dbe 100644
--- a/vfs/extfs.c
+++ b/vfs/extfs.c
@@ -35,6 +35,9 @@
 #include <sys/wait.h>
 #endif
 #include <errno.h>
+
+#include <mhl/string.h>
+
 #include "../src/global.h"
 #include "../src/tty.h"		/* enable/disable interrupt key */
 #include "../src/wtools.h"	/* message() */
@@ -246,7 +249,7 @@ extfs_open_archive (int fstype, const char *name, struct archive **pparc)
 	tmp = name_quote (name, 0);
     }
 
-    mc_extfsdir = concat_dir_and_file (mc_home, "extfs" PATH_SEP_STR);
+    mc_extfsdir = mhl_str_dir_plus_file (mc_home, "extfs" PATH_SEP_STR);
     cmd =
 	g_strconcat (mc_extfsdir, extfs_prefixes[fstype], " list ",
 		     local_name ? local_name : tmp, (char *) NULL);
@@ -621,7 +624,7 @@ extfs_cmd (const char *extfs_cmd, struct archive *archive,
     archive_name = name_quote (extfs_get_archive_name (archive), 0);
     quoted_localname = name_quote (localname, 0);
 
-    mc_extfsdir = concat_dir_and_file (mc_home, "extfs" PATH_SEP_STR);
+    mc_extfsdir = mhl_str_dir_plus_file (mc_home, "extfs" PATH_SEP_STR);
     cmd = g_strconcat (mc_extfsdir, extfs_prefixes[archive->fstype],
 		       extfs_cmd, archive_name, " ", quoted_file, " ",
 		       quoted_localname, (char *) NULL);
@@ -650,7 +653,7 @@ extfs_run (struct vfs_class *me, const char *file)
     g_free (p);
 
     archive_name = name_quote (extfs_get_archive_name (archive), 0);
-    mc_extfsdir = concat_dir_and_file (mc_home, "extfs" PATH_SEP_STR);
+    mc_extfsdir = mhl_str_dir_plus_file (mc_home, "extfs" PATH_SEP_STR);
     cmd = g_strconcat (mc_extfsdir, extfs_prefixes[archive->fstype],
 		       " run ", archive_name, " ", q, (char *) NULL);
     g_free (mc_extfsdir);
@@ -1295,7 +1298,7 @@ static int extfs_init (struct vfs_class *me)
 
     (void) me;
 
-    mc_extfsini = concat_dir_and_file (mc_home, "extfs" PATH_SEP_STR "extfs.ini");
+    mc_extfsini = mhl_str_dir_plus_file (mc_home, "extfs" PATH_SEP_STR "extfs.ini");
     cfg = fopen (mc_extfsini, "r");
 
     /* We may not use vfs_die() message or message or similar,
diff --git a/vfs/ftpfs.c b/vfs/ftpfs.c
index 7737e93e2..023f14bf4 100644
--- a/vfs/ftpfs.c
+++ b/vfs/ftpfs.c
@@ -44,7 +44,7 @@ What to do with this?
         int f = !strcmp( remote_path, "/~" );
 	if (f || !strncmp( remote_path, "/~/", 3 )) {
 	    char *s;
-	    s = concat_dir_and_file( qhome (*bucket), remote_path +3-f );
+	    s = mhl_str_dir_plus_file( qhome (*bucket), remote_path +3-f );
 	    g_free (remote_path);
 	    remote_path = s;
 	}
@@ -69,6 +69,8 @@ What to do with this?
 #include <errno.h>
 #include <ctype.h>
 
+#include <mhl/string.h>
+
 #include "../src/global.h"
 #include "../src/tty.h"		/* enable/disable interrupt key */
 #include "../src/wtools.h"	/* message() */
@@ -555,7 +557,7 @@ ftpfs_load_no_proxy_list (void)
     if (mc_file)
 	return;
 
-    mc_file = concat_dir_and_file (mc_home, "mc.no_proxy");
+    mc_file = mhl_str_dir_plus_file (mc_home, "mc.no_proxy");
     if (exist_file (mc_file) &&
 	(npf = fopen (mc_file, "r"))) {
 	while (fgets (s, sizeof (s), npf)) {
@@ -1230,7 +1232,7 @@ ftpfs_dir_load (struct vfs_class *me, struct vfs_s_inode *dir, char *remote_path
 	    ftpfs_open_data_connection (me, super, "LIST -la", 0, TYPE_ASCII, 0);
     else {
 	/* Trailing "/." is necessary if remote_path is a symlink */
-	char *path = concat_dir_and_file (remote_path, ".");
+	char *path = mhl_str_dir_plus_file (remote_path, ".");
 	sock =
 	    ftpfs_open_data_connection (me, super, "LIST -la", path, TYPE_ASCII,
 				  0);
@@ -1886,7 +1888,7 @@ static int ftpfs_netrc_lookup (const char *host, char **login, char **pass)
     }
 
     /* Load current .netrc */
-    netrcname = concat_dir_and_file (home_dir, ".netrc");
+    netrcname = mhl_str_dir_plus_file (home_dir, ".netrc");
     netrcp = netrc = load_file (netrcname);
     if (netrc == NULL) {
 	g_free (netrcname);
diff --git a/vfs/gc.c b/vfs/gc.c
index a0376d8fe..8da894618 100644
--- a/vfs/gc.c
+++ b/vfs/gc.c
@@ -31,6 +31,8 @@
 #include <signal.h>
 #include <ctype.h>		/* is_digit() */
 
+#include <mhl/string.h>
+
 #include "../src/global.h"
 #include "../src/tty.h"		/* enable/disable interrupt key */
 #include "../src/wtools.h"	/* message() */
@@ -122,7 +124,7 @@ vfs_getid (struct vfs_class *vclass, const char *dir)
     vfsid id = NULL;
 
     /* append slash if needed */
-    dir1 = concat_dir_and_file (dir, "");
+    dir1 = mhl_str_dir_plus_file (dir, "");
     if (vclass->getid)
 	id = (*vclass->getid) (vclass, dir1);
 
diff --git a/vfs/mcfs.c b/vfs/mcfs.c
index 9f5ace24d..884c523c9 100644
--- a/vfs/mcfs.c
+++ b/vfs/mcfs.c
@@ -406,7 +406,7 @@ mcfs_get_path (mcfs_connection **mc, const char *path)
 	int f = !strcmp (remote_path, "/~");
 	if (f || !strncmp (remote_path, "/~/", 3)) {
 	    char *s;
-	    s = concat_dir_and_file (mcfs_gethome (*mc),
+	    s = mhl_str_dir_plus_file (mcfs_gethome (*mc),
 				     remote_path + 3 - f);
 	    g_free (remote_path);
 	    remote_path = s;
diff --git a/vfs/sfs.c b/vfs/sfs.c
index 077048211..34fee616c 100644
--- a/vfs/sfs.c
+++ b/vfs/sfs.c
@@ -34,6 +34,8 @@
 #include <stdio.h>
 #include <string.h>
 
+#include <mhl/string.h>
+
 #include "../src/global.h"
 #include "../src/tty.h"		/* enable/disable interrupt key */
 #include "../src/wtools.h"	/* message() */
@@ -336,7 +338,7 @@ static int sfs_init (struct vfs_class *me)
 
     (void) me;
 
-    mc_sfsini = concat_dir_and_file (mc_home, "extfs" PATH_SEP_STR "sfs.ini");
+    mc_sfsini = mhl_str_dir_plus_file (mc_home, "extfs" PATH_SEP_STR "sfs.ini");
     cfg = fopen (mc_sfsini, "r");
 
     if (!cfg){
diff --git a/vfs/smbfs.c b/vfs/smbfs.c
index b07c802e1..bb82bc25f 100644
--- a/vfs/smbfs.c
+++ b/vfs/smbfs.c
@@ -1211,7 +1211,7 @@ smbfs_get_path (smbfs_connection ** sc, const char *path)
 	int f = !strcmp (remote_path, "/~");
 	if (f || !strncmp (remote_path, "/~/", 3)) {
 	    char *s;
-	    s = concat_dir_and_file ((*sc)->home, remote_path + 3 - f);
+	    s = mhl_str_dir_plus_file ((*sc)->home, remote_path + 3 - f);
 	    g_free (remote_path);
 	    return s;
 	}
diff --git a/vfs/vfs.c b/vfs/vfs.c
index 8ea71f77d..f13d217b2 100644
--- a/vfs/vfs.c
+++ b/vfs/vfs.c
@@ -38,6 +38,8 @@
 #include <signal.h>
 #include <ctype.h>	/* is_digit() */
 
+#include <mhl/string.h>
+
 #include "../src/global.h"
 #include "../src/tty.h"		/* enable/disable interrupt key */
 #include "../src/wtools.h"	/* message() */
@@ -656,7 +658,7 @@ vfs_canon (const char *path)
     if (*path != PATH_SEP){ 
     	char *local, *result;
 
-	local = concat_dir_and_file (current_dir, path);
+	local = mhl_str_dir_plus_file (current_dir, path);
 
 	result = vfs_canon (local);
 	g_free (local);