* Code cleanup: Added const qualifier for variables and

	function declarations where possible. No functional changes.

src/ChangeLog

@@ -1,3 +1,8 @@
+2004-08-29  Roland Illig  <roland.illig@gmx.de>
+
+	* Code cleanup: Added const qualifier for variables and
+	function declarations where possible. No functional changes.
+
 2004-08-26  Roland Illig  <roland.illig@gmx.de>
 
 	* cmd.c (do_link): Fixed memory leak and cleaned up code.

src/boxes.c

@@ -658,7 +658,7 @@ tree_callback (struct Dlg_head *h, dlg_msg_t msg, int parm)
 
 /* Show tree in a box, not on a panel */
 char *
-tree_box (char *current_dir)
+tree_box (const char *current_dir)
 {
     WTree    *mytree;
     Dlg_head *dlg;
@@ -825,7 +825,7 @@ cd_dialog (void)
 }
 
 void
-symlink_dialog (char *existing, char *new, char **ret_existing,
+symlink_dialog (const char *existing, const char *new, char **ret_existing,
 		char **ret_new)
 {
     QuickDialog Quick_input;

src/boxes.h

@@ -10,8 +10,8 @@ void    display_bits_box (void);
 void    configure_vfs    (void);
 void    jobs_cmd         (void);
 char   *cd_dialog        (void);
-void    symlink_dialog   (char *existing, char *new,
+void    symlink_dialog   (const char *existing, const char *new,
 			  char **ret_existing, char **ret_new);
-char   *tree_box         (char *current_dir);
+char   *tree_box         (const char *current_dir);
 
 #endif

src/cmd.c

@@ -82,7 +82,7 @@ int use_internal_edit = 1;
 
 
 int
-view_file_at_line (char *filename, int plain_view, int internal,
+view_file_at_line (const char *filename, int plain_view, int internal,
 		   int start_line)
 {
     static char *viewer = 0;
@@ -149,7 +149,7 @@ view_file_at_line (char *filename, int plain_view, int internal,
  *   internal:   If set uses the internal viewer, otherwise an external viewer.
  */
 int
-view_file (char *filename, int plain_view, int internal)
+view_file (const char *filename, int plain_view, int internal)
 {
     return view_file_at_line (filename, plain_view, internal, 0);
 }

src/cmd.h

@@ -8,9 +8,9 @@ void smblink_cmd (void);
 void undelete_cmd (void);
 void help_cmd (void);
 void dirsizes_cmd (void);
-int view_file_at_line (char *filename, int plain_view, int internal,
+int view_file_at_line (const char *filename, int plain_view, int internal,
 		       int start_line);
-int view_file (char *filename, int normal, int internal);
+int view_file (const char *filename, int normal, int internal);
 void view_cmd (void);
 void view_file_cmd (void);
 void view_simple_cmd (void);

src/color.c

@@ -367,7 +367,7 @@ mc_init_pair (int index, CTYPE foreground, CTYPE background)
 }
 
 int
-try_alloc_color_pair (char *fg, char *bg)
+try_alloc_color_pair (const char *fg, const char *bg)
 {
     struct colors_avail *p = &c;
 

src/color.h

@@ -88,6 +88,6 @@ extern int alarm_colors[4];
 void init_colors (void);
 void done_colors (void);
 void mc_init_pair (int index, CTYPE foreground, CTYPE background);
-int try_alloc_color_pair (char *fg, char *bg);
+int try_alloc_color_pair (const char *fg, const char *bg);
 
 #endif /* __COLOR_H */

src/dir.c

@@ -424,7 +424,7 @@ handle_dirent (dir_list *list, char *filter, struct dirent *dp,
    If you change handle_path then check also handle_dirent. */
 /* Return values: -1 = failure, 0 = don't add, 1 = add to the list */
 int
-handle_path (dir_list *list, char *path,
+handle_path (dir_list *list, const char *path,
 	     struct stat *buf1, int next_free, int *link_to_dir,
 	     int *stale_link)
 {
@@ -461,8 +461,8 @@ handle_path (dir_list *list, char *path,
 }
 
 int
-do_load_dir (char *path, dir_list *list, sortfn *sort, int reverse,
-	     int case_sensitive, char *filter)
+do_load_dir (const char *path, dir_list *list, sortfn *sort, int reverse,
+	     int case_sensitive, const char *filter)
 {
     DIR *dirp;
     struct dirent *dp;
@@ -561,8 +561,8 @@ alloc_dir_copy (int size)
 
 /* If filter is null, then it is a match */
 int
-do_reload_dir (char *path, dir_list *list, sortfn *sort, int count,
-	       int rev, int case_sensitive, char *filter)
+do_reload_dir (const char *path, dir_list *list, sortfn *sort, int count,
+	       int rev, int case_sensitive, const char *filter)
 {
     DIR *dirp;
     struct dirent *dp;

src/dir.h

@@ -29,15 +29,15 @@ typedef struct {
 
 typedef int sortfn (const void *, const void *);
 
-int do_load_dir (char *path, dir_list * list, sortfn * sort, int reverse,
-		 int case_sensitive, char *filter);
+int do_load_dir (const char *path, dir_list * list, sortfn * sort, int reverse,
+		 int case_sensitive, const char *filter);
 void do_sort (dir_list * list, sortfn * sort, int top, int reverse,
 	      int case_sensitive);
-int do_reload_dir (char *path, dir_list * list, sortfn * sort, int count,
-		   int reverse, int case_sensitive, char *filter);
+int do_reload_dir (const char *path, dir_list * list, sortfn * sort, int count,
+		   int reverse, int case_sensitive, const char *filter);
 void clean_dir (dir_list * list, int count);
 int set_zero_dir (dir_list * list);
-int handle_path (dir_list *list, char *path, struct stat *buf1,
+int handle_path (dir_list *list, const char *path, struct stat *buf1,
 		 int next_free, int *link_to_dir, int *stale_link);
 
 /* Sorting functions */
@@ -66,7 +66,7 @@ int sort_group (const file_entry *a, const file_entry *b);
 #define SORT_TYPES_TOTAL (SORT_TYPES + SORT_TYPES_EXTRA)
 
 typedef struct {
-    char    *sort_name;
+    const char    *sort_name;
     int     (*sort_fn)(const file_entry *, const file_entry *);
 } sort_orders_t;
 

src/ext.c

@@ -411,7 +411,7 @@ regex_check_type (char *filename, char *ptr, int *have_type)
  * if the value for %d exists, then the viewer is started up at that line number.
  */
 int
-regex_command (char *filename, char *action, int *move_dir)
+regex_command (const char *filename, const char *action, int *move_dir)
 {
     char *p, *q, *r, c;
     int file_len = strlen (filename);
@@ -427,7 +427,7 @@ regex_command (char *filename, char *action, int *move_dir)
     /* Check for the special View:%d parameter */
     if (strncmp (action, "View:", 5) == 0) {
 	view_at_line_number = atoi (action + 5);
-	action[4] = 0;
+	action = "View";
     } else {
 	view_at_line_number = 0;
     }